fire alarm plan review
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THE BASICS OF
FIRE ALARM PLAN
REVIEW
Art Shaw
A Shaw & Associates, LLC.
ashaw@arthurshaw.com
231.838.3269
Fire Protection System Plan Reviewer FP000006
NFPA Certified Plans Examiner 02-0005
NFPA Certified Fire Inspector 1
CFI 85-280
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WHERE TO START
State of Michigan Building
Code
(International Building Code as Amended)
Details When & Where Fire
Alarms are Required
MBC/IBC REFERENCES
Chapter 9 International Fire Code
NFPA 72 National Fire Alarm &
Signaling Code
Michigan Electrical Code/NFPA 70
ATTENTION
Pay attention to
definitions in any of the
codes you use!!!!!!
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ATTENTION
You will have to read the
code to learn the fine
points.
Some items are not
included in this program.
MICHIGAN BUILDING CODE
Chapter 9: Fire Protection Systems
901.2 Fire protection systems shall be
installed,
repaired,
operated
and
maintained in accordance with this code
and the International Fire Code.
Any fire protection system for which an
exception or reduction to the provisions of
this code has been granted shall be
required to be a required system.
MICHIGAN BUILDING CODE
Exception: Any fire protection system or
portion thereof not required by this
code shall be permitted to be installed
for partial or complete protection
provided that such systems meet the
requirements of this code.
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MICHIGAN BUILDING CODE
901.3 No Person shall remove or
modify any fire protections system
installed or maintained under the
provisions of this code or the
International Fire
Code
without
approval by the building official.
MICHIGAN BUILDING CODE
901.5 Acceptance Tests,
Fire protection
systems shall be tested in accordance with the
requirements of this code and the IFC. When
required, the test shall be conducted in the
presence of the building official. ……….
It shall be unlawful to occupy portions of a
structure until the required fire protection
systems within that portion of the structure
have been tested and approved.
MICHIGAN BUILDING CODE
901.6 Where required, fire protection
systems shall be monitored by an
approved
supervising
station
in
accordance with NFPA 72.
901.6.1 Fire alarm systems required by
the provisions of Section 907.2 of this
code and Sections 907.2 & 907.9 of the
IFC shall be monitored by an approved
supervising station in accordance with
Section 907.6.5.
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MICHIGAN BUILDING CODE
907.1.2 Shop drawings for fire alarm
systems shall be submitted for review
and approval prior to system
installation, and shall include, but not
be limited to, all of the following:
1. A floor plan that indicates the use of
all rooms.
SHOP DRAWINGS (CON’T)
2. Location of alarm-initiating devices.
3. Locations of alarm notification
appliances, including candela rating for
visible alarm notification appliances.
4. Location of fire alarm control unit,
transponders & notification power
supplies.
SHOP DRAWINGS (CON’T)
5. Annunciators.
6. Power connection.
7. Battery calculations.
8. Conductor type & size.
9. Voltage drop calculations.
10. Mfg. data sheets indicating model
numbers & listing information for
equipment, devices, and materials
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SHOP DRAWINGS (CON’T)
11. Details of ceiling height &
construction.
12. The interface of fire control
functions.
13. Classification of the supervising
station.
EQUIPMENT
907.1.3 Systems & components shall
be “listed & approved” for the purposed
for which they are installed.
“See code commentary”
INTERNATIONAL FIRE CODE (IFC)
901.2 Construction Documents, review, & approvals.
901.2.1 Statement of Compliance.
Before
requesting final approval of the installation, where
required by the fire code official, the installing
contractor shall furnish a written statement to the
fire code official that the subject fire protection
system has been installed in accordance with
approved plans and has been tested in accordance
with the manufacturer’s specifications and
appropriate installation standard. Any deviations
from the design standards shall be noted and copies
of the approvals for such deviation shall be noted
and copies of the approvals for such deviations shall
be attached to the written statement.
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INTERNATIONAL FIRE CODE (IFC)
907.1.1 Construction documents: Same as MBC.
907.1.2 Fire alarm shop drawings: Same as MBC
907.1.3 Equipment: Same as MBC
NFPA 72 NATIONAL FIRE ALARM &
SIGNALING CODE (2013)
7.4 Shop Drawings (Installation Documentation)
Note: Major changes to chapter 7 from previous
editions.
NFPA 72 NATIONAL FIRE ALARM &
SIGNALING CODE (2013)
10.18.1.1 The AHJ shall be notified prior to
installation or alteration of equipment or wiring.
Note the asterisk
10.18.1.2* At the AHJ’s request, complete
information regarding the system or system
alterations, including specifications, type of
system or service, shop drawings, input/output
matrix, battery calculations, and notification
appliance circuit voltage drop calculations, shall
be submitted for approval.
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WHERE ARE FIRE ALARM
SYSTEMS REQUIRED?
First: What is a Fire Alarm
System?
WHAT IS A FIRE ALARM
SYSTEM?
Fire Alarm System.
A system or portion of a combination
system that consists of components and
circuits arranged to monitor and annunciate
the status of fire alarm or supervisory
signal-initiating devices and to initiate the
appropriate response to those signals.
(NFPA 72, 3.3.105)
FIRE ALARM SYSTEM
Combination System.
A fire alarm system in which components are used,
in whole or in part, in common with a non-fire
signaling system.
(NFPA 72, 3.3.105.1*)
Household Fire Alarm System.
A system of devices that uses a fire alarm control
unit to produce an alarm signal in the household
for the purpose of notifying the occupants of the
presence of a fire so that they will evacuate the
premises.
(NFPA 72, 3.3.105.2)
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FIRE ALARM SYSTEM
Municipal System
A public emergency alarm reporting system.
(NFPA 72,3.3.105.3)
Protected Premises (Local) Fire Alarm System
A fire alarm system located at the protected
premises.
(NFPA 72, 3.3.105.4*)
FIRE ALARM SYSTEM
PROTECT PREMISES
Building Fire Alarm System
A protected premises fire alarm system that
includes any of the features identified in
23.3.3.1 and that serves the general fire
alarm needs of a building or buildings and
that provides fire department or occupant
notification or both.
(NFPA 72, 3.3.105.4.1)
FIRE ALARM SYSTEM
PROTECT PREMISES
Dedicated Function Fire Alarm System
A protected premises fire alarm system
installed specifically to perform emergency
control functions where a building fire alarm
system is not required. (See NFPA 72, 23.8.5)
(NFPA 72, 3.3.105.4.2)
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FIRE ALARM SYSTEM
PROTECT PREMISES
Releasing Fire Alrm System
A protected premises fire alarm system that
is part of a fire suppression system and/or
that provides control inputs to a fire
suppression system related to the fire
suppression system’s sequence of
operation and outputs for other signaling
and notification. (See NFPA 72, 23.11)
(NFPA 72, 3.3.105.4.3) e.g. Deluge fire suppression
WHERE REQUIRED
An approved fire alarm system installed in
accordance with the provisions of this code and
NFPA 72 shall be provided in new buildings and
structures in accordance with Sections 907.2.1
through 907.2.23 and provide occupant
notification in accordance with Section 907.5,
unless other requirements are provided by
another section of this code.
MBC 907.2
IFC 907.2
WHERE REQUIRED
Not fewer than one manual fire alarm box shall be
provided in an approved location to initiate a fire
alarm signal for fire alarm systems employing
automatic fire detectors or waterflow detection
devices. Where other sections of this code allow
elimination of fire alarm boxes due to sprinklers, a
single fire alarm box shall be installed.
Exceptions: Elevator recall
R-2 unless required by fire code official
and not to be accessible to the public.
MBC 907.2
IFC 907.2
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WHERE REQUIRED – GROUP A
Manual fire alarm system 300 >
Manual fire alarm boxes not required if occupant
notification provided through activation of fire
sprinkler system
Emergency voice/alarm communications 1,000>
MBC 907.2.1
IFC 907.2.1
WHERE REQUIRED – GROUP B
1.
2.
3.
Where one of the following exist
Combined occupant load for all
floor is 500 or >
Occupant load is > 100 persons
above or below lowest level of exit
discharge.
Fire area contains an ambulatory
care facility.
MBC 907.2.2
IFC 907.2.2
WHERE REQUIRED – GROUP B (CON’T)
Exception: Manual fire alarm boxes not required
if fire sprinkler system is present.
MBC 907.2.2
IFC 907.2.
See requirements for Ambulatory care facilities
MBC 907.2.2.1 IFC 907.2.2.1
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WHERE REQUIRED – GROUP E
Manual fire alarm system that initiates the
occupant notification signal utilizing an
emergency voice/alarm communications system.
If sprinkler protection and smoke detection is installed
they must be connected to bldg. fire alarm system.
Exceptions:
1. Occupant load of 50 or<
2. Emergency voice/alarms communications not
required with occupant load of 100 or < provided
that activation of the manual fire alarm system
initiates an approved occupant notification signal
NEW
WHERE REQUIRED – GROUP E (CON’T)
3. Manual fire alarm boxes not required where all
of the following apply:
3.1 Interior corridors are protected by smoke
detectors.
3.2 Auditoriums, cafeterias, gyms and similar areas
are protected by heat detectors or other approved
detection devices.
3.3 Shops and labs involving dust or vapors are
protected by heat detectors or other approved
detection devices.
WHERE REQUIRED – GROUP E (CON’T)
4. Manual fire alarm boxes shall not be required
where all of the following apply
4.1 Approved fire sprinklers throughout
4.2 The emergency voice/alarm
communications system is activated on
water flow.
4.3 Manual activation is provided from a
normally occupied location.
MBC 907.2.3 IFC 907.2.3
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WHERE REQUIRED – GROUP F
Manual fire alarm system that activates the occupant
notification system where both of the following conditions
exist:
1.
2.
Two or more stories in height
Combined occupant load of 500or > above or below the
lowest level of exit discharge
Exception: Manual fire alarm boxes are not required if a fire
sprinkler system is installed in accordance with Section 903.3.1.1
and the notification system is activated by the sprinkler system.
MBC 907.2.4 IFC 907.2. 4
WHERE REQUIRED – GROUP H
A manual fire alarm system required in Group
H-5 and in occupancies used for manufacture of
organic coatings.
Automatic smoke detection system is required for highly
toxic gases, organic peroxides and oxidizers.
MBC 907.2.5 IFC 907.2.3.5
WHERE REQUIRED – GROUP I
A manual fire alarm system that activates the
occupant notification system is required.
An automatic smoke detection system that activates
the occupant notification system is required.
Exception:
Manual fire alarm boxes in sleeping units of I-1, I-2 not
required at exits if located at care provider control station
or constantly attended location
2. Occupant notification system not required to be activated
where private mode signaling is installed and approved
by fire code official and staff evacuation responsibilites
are included in emergency plans.
1.
MBC 907.2.6 IFC 907.2.3.6
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WHERE REQUIRED – GROUP I (CON’T)
Group I-1
Automatic smoke detection system required in corridors, waiting
areas open to corridors and habitable spaces other than sleeping
units and kitchens. Activation in accordance with 907.5
Execptions:
Smoke detection not required if sprinkler system throughout.
1.
Smoke detection not required for exterior balconies.
2.
MBC 907.2.6 IFC 907.2.3.6
Single & multiple station smoke alarms shall be installed in
accordance with 907.2.11
MBC 907.2.6.1 IFC 907.2.3.6.1
WHERE REQUIRED – GROUP I (CON’T)
Group I-2
Automatic smoke detection system required in corridors of I-2
Condition 1 and spaces permitted to be open to the corridors. The
system shall be activated in accordance with Section 907.4.
Group I-2 Condition 2 occupancies shall be equipped with an
automatic smoke detection system.
Exceptions:
MBC 907.2.6.2 IFC 907.2.3.6.2
WHERE REQUIRED – GROUP I (CON’T)
Group I-3
Manual fire alarm system and automatic smoke detection system
required to alert staff.
MBC 907.2.6.3 IFC 907.2.3.6.3
Actuation of automatic fire extinguishing system, a manual fire
alarm box or a fire detector shall initiate an approved fire alarm
signal that automatically notifies staff.
MBC 907.2.6.3.1 IFC 907.2.6.3.1
Manual fire alarm boxes not required where fire alarm box is at
staff position and where staff has direct supervision
MBC 907.2.6.3.2 IFC 907.2.6.3.2
Automatic smoke detection required throughout resident housing
areas with exceptions
MBC 907.2.6.3.3 IFC 907.2.6.3.3
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WHERE REQUIRED – GROUP M
1.
2.
Manual fire alarm system that activates occupant notification
system required where one of the following conditions exist:
Combined occupant load of all floors is 500 or >
Occupant load is >100 persons above or below the level of
exit access.
Exceptions:
2.
Manual fire alarms system not required in covered or
open mall buildings comply with section 402 of the MBC.
Manual fire alarm boxes are not required when the
building is sprinkled throughout and that system
operates the occupant notification system.
3.
MBC 907.2.7
1.
IFC 907.2.7
WHERE REQUIRED – GROUP M (CON’T)
During times that the mall is occupied, the
initiation of a signal from a manual fire alarm box
or from a water flow switch shall not be required
to activate the alarm notification appliances
when the alarm signal is activated at a constantly
attended location from which evacuation
instructions shall be initiated over an emergency
voice/alarm communications system.
MBC 907.2.7.1 IFC 907.2.7.1
WHERE REQUIRED – GROUP R
R-1
Fire alarm system and smoke alarms installed per 907.2.8.1 907.2.8.3
Manual fire alarm system that activates the occupant
notification system is required.
Exceptions:
1. Manual fire alarm system is not required in buildings not
more than 2 stories in height where all individual sleeping
units and contiguous attic and crawl spaces are separated
from each other and public or common areas by minimum
1-hr fire partitions and each individual sleeping unit has an
exit directly to a pubic way,. Egress court or yard.
MBC 907.2.8.1 IFC 907.2.8.1
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WHERE REQUIRED – GROUP R (CON’T)
R-1
Exceptions:
2. Manual fire alarm boxes throughout when the
building is protected throughout by a sprinkler
system, the notifications appliances are
activated by the sprinkler system and a
manual fire alarm box is installed in an
approved location.
MBC 907.2.8.1 IFC 907.2.8.1
WHERE REQUIRED – GROUP R (CON’T)
R-1
Automatic smoke detections system is required
that activates the occupant notification system
that is installed in all interior corridors serving
sleeping rooms.
Exception:
Automatic smoke detection is not required in
buildings that do not have interior corridors .
MBC 907.2.8.2 IFC 907.2.8.2
WHERE REQUIRED – GROUP R (CON’T)
R-1
Single and multiple-station smoke alarms are
required in accordance with 907.2.11
MBC 907.2.8.3 IFC 907.2.8.3
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WHERE REQUIRED – GROUP R (CON’T)
R-2
Fire alarm systems and smoke alarms required
MBC 907.2.9 IFC 907.2.9
Manual fire alarm system that activates occupant notification
system required where any of the following conditions exist:
1. Any dwelling unit or sleeping unit is located 3 or more stories
above the lowest level of exit discharge.
2. Any dwelling unit or sleeping unit is located more than one
story below highest level of exit discharge serving the unit.
3. The building contains more than 16 dwelling units or sleeping
units
MBC 907.2.9.1 IFC 907.2.9
WHERE REQUIRED – GROUP R (CON’T)
R-2
Exceptions:
1.
2.
3.
FA system not required if bldg not more than 2 stories in
height, 1-hr separation between units, corridors, crawl spaces
& attics and each unit has direct exit to public way or egress
court yard.
Manual pull stations not required is bldg is protected with
sprinkler system.
FA system not required in bldgs not having an interior corridor,
protected with sprinkler system, and egress door opening to
exit access or open ended corridors. Note: Only sprinkler
alarm required.
MBC 907.2.9.1 IFC 907.2.9
WHERE REQUIRED – GROUP R (CON’T)
R-3
Nothing specified for R-3 occupancies.
See 310.5 of the Michigan Building Code.
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WHERE REQUIRED – GROUP R (CON’T)
R-4
Fire alarm system & smoke alarms required.
Exception:
1. Manual fire alarm system not required if bldg is not more than
2 stories in height, 1-hr separation between sleeping room,
corridors, crawl spaces and each sleeping unit has direct exit
to public way or egress court or yard.
2. Manual fire alarm boxes not required where all of the following
conditions exist:
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Bldg sprinkled throughout
Notification appliances are activated by sprinkler system.
Not fewer that one manual fire alarm box is installed at an approved
location.
WHERE REQUIRED – GROUP R (CON’T)
R-4
Fire alarm system & smoke alarms required.
3.
Manual fire alarm boxes in residential or patient sleeping
areas not required at exits where located at all nurses’ control
stations or other constantly attended……….
MBC 907.2.10.1
IFC 907.2.10.1
WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
1.
2.
3.
R-1
In sleeping areas.
In every room in the path of the means of egress from
the sleeping area to the door leading from the sleeping
unit.
In each story within the sleeping unit, including
basements. For sleeping units with split levels and
without an intervening door between the adjacent
levels, a smoke alarm installed on upper level shall
suffice for the adjacent lower level provided that the
lower level is less than one full story below the upper
story.
MBC 907.2.11.1
IFC 907.2.11.1
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WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
R—2, R-3, R-4, and I-1
1.
2.
Regardless of occupant load
On the ceiling or wall outside of each
separate sleeping area in the
immediate vicinity of bedrooms.
In each room used for sleeping
purposes.
MBC 907.2.11.2
IFC 907.2.11.2
WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms (Con’t)
R—2, R-3, R-4, and I-1
Regardless of occupant load
3. In each story within a dwelling unit, including
basements but not including crawl spaces and
uninhabitable attic. In dwelling or dwelling units
with split levels and without an intervening door
between the adjacent levels, a smoke alarm
installed on the upper level shall suffice for the
adjacent lower level provided that the lower level is
less than one full story below the upper level.
MBC 907.2.11.2
IFC 907.2.11.2
WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
R—2, R-3, R-4, and I-1
Smoke alarms shall not be installed in the
following locations unless this would prevent
placement of a smoke alarm in a location
required by Sections 907.2.11.1 or 907.2.11.2
Ionization smoke alarms shall not be
1.
installed less that 20 ft horizontally from a
permanently installed cooking appliance.
MBC 907.2.11.3
IFC 907.2.11.3
NEW
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WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
R—2, R-3, R-4, and I-1
2. Ionization smoke alarms with an alarm-
silencing switch shall not be installed less
than 10 ft horizontally from a permanently
installed cooking appliance.
MBC 907.2.11.3
IFC 907.2.11.3
NEW
WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
R—2, R-3, R-4, and I-1
3.
Photoelectric smoke alarms shall not be
installed less than 6 ft horizontally from a
permanently installed cooking appliance.
MBC 907.2.11.3
IFC 907.2.11.3
NEW
WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
Smoke alarms shall be installed not less
than 3 feet horizontally from the door or
opening of a bathroom that contains a
bathtub or shower unless this would
prevent placement of a smoke alarm.
MBC 907.2.11.4
IFC 907.2.11.4
NEW
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WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
Where more than one smoke alarms is required
within an individual dwelling unit or sleeping
unit in Group R or I-1 occupancies, the smoke
alarms shall be interconnected… Wireless is
allowed.
The alarms must be heard in all bedrooms over
background noise levels with all intervening
doors closed.
MBC 907.2.11.5
IFC 907.2.11.5
WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
Primary power from commercial power with
battery backup.
Smoke alarm with integral strobes not
equipped with battery back-up shall be
connected to an emergency electrical
system in accordance with Section 604.IFC
MBC 907.2.11.56 IFC 907.2.11.6
Partially NEW
WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
Smoke detectors listed in accordance with UL
268 and provided as part of the building fire
alarm system shall be an acceptable alternative
to single-and multiple-station smoke alarms.
´ FA system complies with Section 907
´ Activation of a smoke detector in a dwelling
unit shall initiate alarm notification within the
dwelling unit or sleeping unit per 907.6.6
MBC 907.2.11.7 IFC 907.2.11.7
NEW
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WHERE REQUIRED – GROUP R (CON’T)
Single-and-multiple-station smoke alarms
(Con’t)
´ Activation of a smoke detector in a
dwelling unit does not activate notification
appliances outside of the unit provided
there is a supervisory signal and
monitored in accordance with 907.6.6
MBC 907.2.11.7 IFC 907.2.11.7
NEW
AUTOMATIC SMOKE DETECTION
WHERE REQUIRED
An automatic smoke detections system that
activates the occupant notification system in
accordance with Sections 907.5 shall be installed in
corridors, waiting areas open to the corridor, and
habitable spaces other than sleeping units and
kitchens.
Exceptions:
Smoke detection not required in habitable spaces if sprinkler
protection is provided throughout.
2.
Automatic smoke detections system not required in bldgs without
interior corridors where sleeping units have a means of egress door
that opens directly to an exit or to an exterior exit access that leads
to an exit.
MBC 907.2.10.2 IFC 907.2.10.2
1.
SMOKE ALARMS
WHERE REQUIRED
Single- and multiple-station smoke alarms
Group R-1
Installed in all of the following locations:
1.
2.
3.
Sleeping areas.
In every room in the path of the means of egress
from the sleeping area to the door leading from the
sleeping area.
In each story within the sleeping unit, including
basements
MBC 907.2.11.1
IFC 907.2.11.1
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SMOKE ALARMS
WHERE REQUIRED
Single- and multiple-station smoke alarms
Group R-2, R-3, R-4, & I
Single or multiple – station smoke alarms shall
be installed and maintained regardless of
occupant load.
1.
2.
3.
On ceiling or wall outside of each separated sleeping
area in the immediate vicinity of bedrooms.
In each sleeping room
Installed on each story including basements but not
crawl spaces and uninhabitable attics……………….
MBC 907.2.11.2
IFC 907.2.11.2
SMOKE ALARMS
WHERE REQUIRED
Single- and multiple-station smoke alarms
Other code sections talk about installation near
kitchens and bathrooms and other occupancies
COMPONENTS OF A FIRE
ALARM SYSTEM
Manual
‡
Fire Alarm Control Unit (FACU)
formerly
called a fire alarm control panel (FACP)
‡
Initiating Devices – for our discussion
usually a manual fire alarm box.
Formerly called a
manual pull station.
‡
‡
Notification Appliances
Monitoring –required by the MBC & IFC
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COMPONENTS OF A FIRE
ALARM SYSTEM
Automatic
‡
Fire Alarm Control Unit (FACU)
formerly
called a fire alarm control panel (FACP)
‡
Initiating Devices
1. Analog Initiating Device (Sensor)
2. Automatic Extinguishing System Supervisory
Device
3. Nonrestorable Initiating Device
COMPONENTS OF A FIRE
ALARM SYSTEM
Automatic (Con’t)
4.. Restorable Initiating Device
5. Supervisory Signal-Initiating Device
‡
‡
Notification Appliances
Monitoring – required by the MBC (Do
not confuse with requirements for Dedicated Function
& Releasing Fire Alarm Systems)
FUNDAMENTALS
What is the difference between a
Smoke Alarm
And a
Smoke Detector?
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FUNDAMENTALS
A smoke alarm senses a fire and
sounds an alarm.
Also see definition for
Single-station Alarm Device
FUNDAMENTALS
A smoke detector senses a fire
and sends a signal to a Fire
Alarm Control Unit which
activates notification appliances.
FUNDAMENTALS
POWER SUPPLIES
At least 2 independent & reliable
power sources
(NFPA 72 10.6.3 & 10.6.3.2)
1 primary source
1 secondary source
Or
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POWER SUPPLIES (CON’T)
An Uninterruptible Power
Supplies (UPS)
(NFPA 72 10.6.3.1 & 10.6.4)
PRIMARY POWER SOURCE
PRIMARY SOURCE
Dedicated Branch Line can be
1.
2.
Commercial light & power
Engine-driven generator where a person
specifically trained in its operation is on duty at all
times.
3.
Engine-driven generator or equivalent
arranged for cogeneration with commercial
light & power
NFPA 72, 10.6.5.1 (1), (2), & (3)
PRIMARY POWER SOURCE
PRIMARY SOURCE
Circuit Identification & Accessibility
The location of the branch circuit
disconnecting means shall be
permanently identified at the control
unit.
NFPA 72, 10.6.5.1
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PRIMARY POWER SOURCE
PRIMARY SOURCE
Circuit Identification & Accessibility
System circuit disconnecting means shall be
permanently identified as to its purpose in
accordance with the following:
1. “FIRE ALARM” for fire alarm systems
2. “EMERGENCY COMMUNICATIONS” for emergency
communications systems.
“FIRE ALARM/ECS” for combination fire alarm &
emergency communications systems
NFPA 72, 10.6.5.2
3.
PRIMARY POWER SOURCE
PRIMARY SOURCE
Circuit Identification & Accessibility
For fire alarm/or signal systems, the circuit
disconnecting means shall have a red marking
NFPA 72, 10.6.5.3
The red marking shall not damage the overcurrent
protective device or obscure the manufacturer’s
markings. NFPA 72, 10.6.5.2.3 MEC 70, 760.14
PRIMARY POWER SOURCE
PRIMARY SOURCE
Circuit Identification & Accessibility
The circuit disconnecting means shall be accessible only to authorized personnel.
NFPA 72, 10.6.5.2.5
Where a circuit breaker is the disconnect means, a
listed locking device shall be installed.
NFPA 72, 10.6.5.4
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PRIMARY POWER SOURCE
PRIMARY SOURCE
Circuit Identification & Accessibility
The branch circuits(s) and branch protection shall
be protected against physical damage.
NFPA 72, 10.6.5.3
Note: This is achieved through the requirements found in
the Michigan Electrical Code (NFPA 70).
SECONDARY POWER SOURCE
Two ways to provide secondary power
‡
Storage Batteries dedicated to the system in
accordance with 10.6.10
Automatic-starting, engine driven generator
serving the dedicated branch circuit specified in 10.6.10
and arranged in accordance with 10.6.11.3.1, and
storage batteries dedicated to the system with a
minimum 4-hr capacity arranged in accordance with
10.6.10
NFPA 72, 10.6.7.3
‡
SECONDARY POWER SOURCE
STORAGE BATTERIES
Capacity
Shall have the capacity to operate the fire
alarm system in a non-alarm mode for 24-hrs
AND
After the 24-hr non-alarm mode the system
shall be capable of operation for 5 minutes.
Note: there are instances where a longer time may be
required.
NFPA 72, 10.6.7.2
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SECONDARY POWER SOURCE
STORAGE BATTERIES
Continuity of Power
Batteries to automatically provide power
within 10 second of the loss of the primary
power.
NFPA 72, 10.6.6.1
Batteries and UPS arranged in accordance
with NFPA 111, Standard on Stored Electrical
Energy.
NFPA 72, 10.6.6.3.1
SECONDARY POWER SOURCE
STORAGE BATTERIES
Marking of Batteries
Batteries are to be marked with the
month/year by the mfg. Where not marked
with the month/year then the installer must
obtain the date code and mark the battery
with the month/year of battery mfg.
NFPA 72, 10.6.10.1
FIRE ALARM SIGNAL
DEACTIVATION
Turning off activated alarm notification is
allowed but notification deactivation
means shall be key operated or located
within a locked cabinet, or arranged to
provide equivalent protection.
NFPA 72, 10.13
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FIRE ALARM SIGNAL
ACTIVATION
If you deactivate the fire alarm signal it must
be able to be activated by a fire condition.
If you deactivate the fire alarm signal when
there is no alarm condition then an audible
trouble notification signal must sound until
the system is restored to normal.
NFPA 72, 10.13.5
INSTALLATION & DESIGN
All systems shall be installed in accordance
with the specifications and standards
approved by the AHJ
NFPA 72, 10.4.1*
Devices and appliances shall be located &
mounted so that accidental operation or
failure is not caused by vibration or jarring.
NFPA 72, 10.4.2
INSTALLATION & DESIGN
Equipment shall be installed in locations where
conditions do not exceed the voltage,
temperature, and humidity limits specified in the
manufacturer’s published instructions.
NFPA 72, 10.4.3
In areas that are not continuously occupied,
automatic smoke detection shall be provided at
the location of each fire alarm control unit(s),
notification appliance circuit power extender, and
supervising station transmitting equipment to
provide notification of fire at that location
NFPA 72, 10.4.4*
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INSTALLATION & DESIGN
Annunciation & Annunciation Zoning
Alarm Annunciation
Visible annunciation of the location of an
operated initiating device shall be by an
indicator lamp, alphanumeric display,
printout, or other approved means.
Don’t confuse term “Annunciation” with
occupant notification
NFPA 72, 10.18.1.1.1
INSTALLATION & DESIGN
Annunciation & Annunciation Zoning
Supervisory and Trouble Annunciation
Visible annunciation of the location of an
operated initiating device shall be by an indicator
lamp, alphanumeric display, printout, or other
approved means.
NFPA 72, 10.18.2.1.1
INSTALLATION & DESIGN
Annunciation & Annunciation Zoning
Supervisory and Trouble Annunciation
Visible annunciation of the location of an
operated initiating device shall be by an indicator
lamp, alphanumeric display, printout, or other
approved means.
NFPA 72, 10.18.2.1.1
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INSTALLATION & DESIGN
Annunciation Access & Location
Visible annunciation of the location of an
operated initiating device shall be by an
indicator lamp, alphanumeric display,
printout, or other approved means.
NFPA 72, 10.18.2.1.1
INSTALLATION & DESIGN
The fire alarm system shall identify the specific
initiating device address, location, device type,
floor level where applicable and status including
of normal, alarm, trouble and
supervisory status, as appropriate.
NOTE: This is new for 2015 and would indicate that
an addressable fire alarm system is required.
MBC, 907.6.3
IFC, 907.6.3
INSTALLATION & DESIGN
1.
2.
3.
4.
EXCEPTIONS TO 907.6.3
Fire alarm systems in single story bldgs less
than 22,500ft2
Fire alarm systems that only include manual fire
alarm boxes waterflow initiating devices and not
more than 10 additional alarm-initiating devices.
Special initiating devices that do not support
individual device identification.
Fire alarm systems or devices that are replacing
existing equipment.
MBC, 907.6.3
IFC, 907.6.3
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INSTALLATION & DESIGN
Annunication
The initiating device status shall be
annunciated at an approved on-site location.
MBC, 907.6.3.1
IFC, 907.6.3.1
All required annunciation shall be readily
accessible to responding personnel.
NFPA 72, 10.18.3.1
INSTALLATION & DESIGN
Annunication Zoning
Each floor is a separate zone.
NFPA 72, 10.18.5.1
If each floor is divided into zones by fire or
smoke barrier walls and occupants are
removed from one zone to another zone on
one floor then each zone is annunciated
separately
NFPA 72, 10.18.5.2
INSTALLATION & DESIGN
Annunication Zoning
Where multiple bldgs are served by this
system then each bldg must be separately.
NFPA 72, 10.18.5.3
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INSTALLATION & DESIGN
Monitoring Integrity of Installation Conductors &
other Signaling Channels
Unless otherwise permitted or required by 12.6.3
through 12.16.14, all means of interconnecting
equipment, devices, and appliances and wiring
connections shall be monitored for the integrity of
the interconnecting conductors or equivalent path
so that the occurrence of a single open or ground
fault condition in the installation conductors or
other signaling channels is automatically
indicated within 200 seconds.
NFPA 72, 12.6
INSTALLATION & DESIGN
Monitoring Integrity of Power Supplies
Unless otherwise permitted or required by
10.6.9.1.3 and 10.6.9.1.6 , all primary &
secondary power supplies shall be monitored
for the presents of voltage at the point of
connection to the system.
NFPA 72, 106.9
INSTALLATION & DESIGN
Approval & Acceptance
MBC, 901.5 & 907.7
IFC, 901.5 & 907.7
NFPA 72, 14.4.1
Who conducts the Acceptance Test
Bldg. Inspectors, Electrical Inspectors
Fire Inspectors
All Working Together!!!
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INITIATING DEVICES
GENERAL REQUIREMENTS
Protection From Mechanical Damage
Where subject to mechanical damage and
initiating device shall be protected and the
protection device must be listed.
NFPA 72, 17.4.2
INITIATING DEVICES
GENERAL REQUIREMENTS
Protection From Mechanical Damage
Where subject to mechanical damage and
initiating device shall be protected and the
protection device must be listed.
NFPA 72, 17.4.2
INITIATING DEVICES
GENERAL REQUIREMENTS
Supported Independently
Supported independently of their attachment
to the circuit conductors.
NFPA 72, 17.4.3
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INITIATING DEVICES
GENERAL REQUIREMENTS
Accessibility
Initiating devices shall be installed in a manner
that provides accessibility for periodic inspection,
testing, and maintenance.
(NFPA 72, 17.4.4)
INITIATING DEVICES
GENERAL REQUIREMENTS
Accessibility
Where smoke detectors are installed in
concealed locations more than 10 ft. above
the finished floor or in arrangements where
the detector’s alarm or supervisory indicator
is not visible to responding personnel, the
detectors shall be provided with remote
alarm or supervisory indication in a location
acceptable to the AHJ.
(NFPA 72, 17.4.7)
INITIATING DEVICES
GENERAL REQUIREMENTS
Accessibility
Where smoke detectors are installed in
concealed locations more than 10 ft. above
the finished floor or in arrangements where
the detector’s alarm or supervisory indicator
is not visible to responding personnel, the
detectors shall be provided with remote
alarm or supervisory indication in a location
acceptable to the AHJ.
(NFPA 72, 17.4.7)
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INITIATING DEVICES
DETECTOR COVERAGE
Partial
Where codes such as the MBC list the
areas to be covered.
Selective
Intended to address only a specific
hazard.
NFPA 72, 17.5.3.2
INITIATING DEVICES
DETECTOR COVERAGE
Nonrequired
Installed for reasons of achieving specific fire
safety objectives, but not required by law,
codes , or standards but must be installed
per NFPA 72 except for prescriptive spacing
criteria of chapter 17.
NFPA 72, 17.5.3.3
INITIATING DEVICES
TYPES OF DETECTORS
‡
‡
‡
‡
‡
‡
‡
Air Sampling-Type Detector
Automatic Fire Detector
Combination Detector
Electrically Conductivity Heat Detectors
Fire-Gas Detector
Fixed-Temperature Detector
Flame Detector
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INITIATING DEVICES
TYPES OF DETECTORS
‡
‡
‡
‡
‡
Heat Detector
Line-type Detector
Multi-Criteria Detector
Multi-Sensor Detector
Other Fire Detector
INITIATING DEVICES
TYPES OF DETECTORS
Heat Sensing Fire Detector
´ Fixed temperature
´ Rate-compensation
´ Rate –of-rise
Further classified
´ Spot-type device
´ Line-type device
NFPA 72, 17.6
INITIATING DEVICES
TYPES OF DETECTORS
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Heat Sensing
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INITIATING DEVICES
SMOKE-SENSING DETECTORS
Performance-based vs Prescriptive designs
Performance-based design shall state the
performance objective of the system. This
includes the description of the detector
placement and the intended response of the
fire alarm. control unit to the detector
activation.
NFPA 72, 17.7.1.1
INITIATING DEVICES
SMOKE-SENSING DETECTORS
The prescriptive requirements shall be
applied only where detectors are installed in
ordinary in door locations.
NFPA 72, 17.7.1.4
INITIATING DEVICES
SMOKE-SENSING DETECTORS
The selection and placement of smoke
detectors shall take into account both the
performance characteristics of the detector
and the area into which the detectors are to
be installed to prevent unintentional alarms
or improper operation after installation.
NFPA 72, 17.7.1.1
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INITIATING DEVICES
SMOKE-SENSING DETECTORS
Unless specifically designed and listed for
expected conditions smoke detectors shall not be
used if any of the following conditions exist.
1.
Temperature below 32 degrees F
Temperature above 100F
2.
Relative humidity above 93%
3.
Air velocity greater than 300 ft/min
4.
NFPA 72, 17.7.1.8*
INITIATING DEVICES
SMOKE-SENSING DETECTORS
Location of smoke detectors shall be based
on an evaluation of potential ambient
sources of smoke, moisture, dust, or fumes,
and electrical or mechanical influences, to
minimize nuisance alarms.
NFPA 72, 17.7.1.9*
INITIATING DEVICES
SMOKE-SENSING DETECTORS
The effect of stratification shall below
the ceiling shall be taken into account.
NFPA 72, 17.7.1.10*
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INITIATING DEVICES
SMOKE-SENSING DETECTORS
Smoke detectors are to be marked with
their nominal production sensitivity and
tolerance (%per foot obscuration), as
required by the listing.
NFPA 72, 17.7.2*
INITIATING DEVICES
SMOKE-SENSING DETECTORS
Location & Spacing
The location & spacing of smoke detectors
shall be based upon the anticipated smoke
flows due to the plume and ceiling jet
produced by the anticipated fire, as well as
other pre-existing ambient airflow that could
exist in the protected compartment
NFPA 72, 17.7.3.1.1*
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INITIATING DEVICES
SMOKE-SENSING DETECTORS
Ceiling Jet
Plumb
Smoke plumb and Jet Example
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INITIATING DEVICES
SMOKE-SENSING DETECTORS
The design shall account for the contribution of
the following factors in predicting detector response to the
anticipated fires to which the system is intended to respond:
(1) Ceiling shape and surface
(2) Ceiling height
(3) Configuration of contents in the protected area
(4) Combustion characteristics and probable equivalence ratio of the anticipated fires involving the fuel loads within
the protected area
(5) Compartment ventilation
(6) Ambient temperature, pressure, altitude, humidity, and
atmosphere
NFPA 72, 17.7.3.1.2
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Spot-type smoke detectors shall be located
on the ceiling or, if on a sidewall,
between the ceiling and 12 in. (300 mm)
down from the ceiling to the top of the
detector.
NFPA 72, 17.7.3.1.2
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Accessibility & the maintenance of spot
detectors cannot be overemphasized.
Other types of detection may be
necessary.
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
4” distance
is gone
)
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
To minimize dust contamination, smoke
detectors, where installed under raised
floors, shall be mounted only in an
orientation for which they have been listed.
NFPA 72, 7.3.2.2
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
In the absence of specific performance-based
design criteria, one of the following requirements
shall apply:
The distance between smoke detectors shall
1.
not exceed a nominal spacing of 30 ft . (9.1
m) and there shall be detectors within a
distance of one-half the nominal spacing,
measured at right angles from all walls or
partitions extending upward to within the top
15 percent of the ceiling height.
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
The 30 ft (9.1 m) spacing is a guide for prescriptive
designs. The use of such a
spacing is based upon customary practice in the fire
alarm community.
Where there are explicit performance objectives for
the response of the smoke detection
system, the performance-based design methods
outlined in Annex B should be used.
For the purposes of this section, “nominal 30 ft (9.1
m)” should be determined to be 30 ft ±5 percent [±18
in.].
NFPA 72, A.17.7.3.2.3.1
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
All points on the ceiling shall have a
detector within a distance equal to or less
than 0.7 times the nominal 30 ft. (9.1 m)
spacing (0.7S).
2.
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
This is useful in calculating locations in
corridors or irregular areas .For irregularly
shaped areas, the spacing between detectors
can be greater than the selected spacing,
provided the maximum spacing from a detector
to the farthest point of a sidewall or corner
within its zone of protection is not greater than
0.7 times the selected spacing (0.7S).
NFPA 72, A.17.7.3.2.3.1(2)
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INITIATING DEVICES
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
In all cases, the manufacturer’s published
instructions shall be followed.
NFPA 72, 17.7.3.2.3.2
Other spacing shall be permitted to be used
depending on ceiling height, different conditions,
or response requirements.
NFPA 72, 17.7.3.2.3.3
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams
Solid joists shall be considered equivalent to beams for
smoke detector spacing guidelines.
NFPA 72, 17.7.3.2.4.1
For level ceilings, the following shall apply:
1. For ceilings with beam depths of less than 10 percent
of the ceiling height (0.1 H), smooth ceiling spacing
shall be permitted. Spot-type smoke detectors shall be
permitted to be located on ceilings or on the bottom of
beams.
NFPA 72, 7.3.2.4.2
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
(2) For ceilings with beam depths equal to or greater than 10
percent of the ceiling height (0.1 H), the following shall apply:
(a) Where beam spacing is equal to or greater than 40 percent of
the ceiling height (0.4 H), spot-type detectors shall be located on
the ceiling in each beam pocket.
(b) Where beam spacing is less than 40 percent of the ceiling
height (0.4 H), the following shall be permitted for spot detectors:
i. Smooth ceiling spacing in the direction parallel to the beams and
at one-half smooth ceiling spacing in the direction perpendicular to
the beams
ii. Location of detectors either on the ceiling or on the bottom of the
beams
NFPA 72, 7.3.2.4.2
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
(3)* For beam pockets formed by intersecting
beams, including waffle or pan-type ceilings, the
following shall apply:
(a) For beam depths less than 10 percent of the
ceiling height (0.1 H), spacing shall be in
accordance with 17.7.3.2.4.2(1).
(b) For beam depths greater than or equal to 10
percent of the ceiling height (0.1 H), spacing shall
be in accordance with 17.7.3.2.4.2(2).
NFPA 72, 7.3.2.4.2.(3)
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
(4)* For corridors 15 ft (4.6 m) in width or less
having ceiling beams or solid joists
perpendicular to the corridor length, the
following shall apply:
(a) Smooth ceiling spacing shall be permitted.
(b) Location of spot-type smoke detectors on
ceilings, sidewalls, or the bottom of beams or
solid joists
NFPA 72, 7.3.2.4.2.(4)
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
(5) For rooms of 900 ft2 (84 m) or less,
the following shall be permitted:
(a) Use of smooth ceiling spacing
(b) Location of spot-type smoke detectors
on ceilings or on the bottom of beams
NFPA 72, 7.3.2.4.2.(5)
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
(5) For rooms of 900 ft2 (84 m) or less,
the following shall be permitted:
(a) Use of smooth ceiling spacing
(b) Location of spot-type smoke detectors
on ceilings or on the bottom of beams
NFPA 72, 7.3.2.4.2.(5)
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Joist & Beams (Con’t)
Note: Similar requirements for sloping
ceilings with beams. See 17.7.3.2.4.3
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Peaked Ceilings
Detectors shall first be spaced and
located within 36 in. (910 mm) of the
peak, measured horizontally. The number
and spacing of additional detectors, if any,
shall be based on the horizontal projection
of the ceiling.
NFPA 72, 17.7.3.3
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
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INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Shed Ceilings
Detectors shall first be spaced and
located within 36 in. (910 mm) of the
peak, measured horizontally. The number
and spacing of additional detectors, if any,
shall be based on the horizontal projection
of the ceiling.
NFPA 72, 7.3.4
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Raised Floors & Suspended Ceilings
Spaces beneath raised floors and above
suspended ceilings shall be treated as separate
rooms for smoke detector spacing purposes.
Detectors installed beneath raised floors or above
suspended ceilings, or both, including raised
floors and suspended ceilings used for
environmental air, shall not be used in lieu of
providing detection within the room.
NFPA 72, 7.3.5
INITIATING DEVICES
SPOT TYPE SMOKE DETECTORS
Projected Beam-Type Smoke Detector
Considered equivalent to a row of spottype smoke detectors for level or sloping
ceiling application.
NFPA 72, 7.3.7
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INITIATING DEVICES
HEATING, VENTILATING, HVAC
In spaces served by air-handling systems,
detectors shall not be located where
airflow prevents operation of the detectors.
NFPA 72, 7.4.1*
INITIATING DEVICES
HEATING, VENTILATING, HVAC
Detectors should not be located in a direct
airflow or closer than 36 in. (910 mm) from an
air supply diffuser or return air opening. Supply
or return sources larger than those commonly
found in residential and small commercial
establishments can require greater clearance
to smoke detectors. Similarly, smoke detectors
should be located farther away from high
velocity air supplies. See B.4.10.
NFPA 72, A.7.4.1
INITIATING DEVICES
HEATING, VENTILATING, HVAC
In under-floor spaces and above-ceiling
spaces that are used as HVAC plenums,
detectors shall be listed for the
anticipated environment as required by
17.7.1.8. Detector spacing's and locations
shall be selected on the basis of
anticipated airflow patterns and fire type.
NFPA 72, A.7.4.2
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INITIATING DEVICES
HEATING, VENTILATING, HVAC
Detectors placed in environmental air
ducts or plenums shall not be used as a
substitute for open area detectors.
Where detectors are used for the control
of smoke spread, the requirements of
17.7.5 shall apply. Where open area
protection is required, 17.7.3 shall apply.
NFPA 72,.7.4.3*
INITIATING DEVICES
HEATING, VENTILATING, HVAC
Smoke detectors installed in ducts shall be
listed for the air velocity, temperature and
humidity present in the duct. Duct detectors
shall be connected to the building’s fire
alarm control unit when a fire alarm system is
required. Activation of a duct smoke detector
shall initiate a visible and audible supervisory
signal at a constantly attended location and
shall perform the intended fire safety
function in accordance with the IFC & MBC.
MBC 907.3.1 IFC 907.3.1
INITIATING DEVICES
HEATING, VENTILATING, HVAC
Smoke detectors installed in ducts shall be
listed for the air velocity, temperature and
humidity present in the duct. Duct detectors
shall be connected to the building’s fire
alarm control unit when a fire alarm system is
required. Activation of a duct smoke detector
shall initiate a visible and audible supervisory
signal at a constantly attended location and
shall perform the intended fire safety
function in accordance with the IFC & MBC.
MBC 907.3.1 IFC 907.3.1
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INITIATING DEVICES
HEATING, VENTILATING, HVAC
In facilities that are required to be
monitored by a supervising station, duct
smoke detectors shall report only as a
supervisory signal & not as a fire alarm.
They are not to be used as a substitute for
required open detection.
MBC 907.3.1 IFC 907.3.1
INITIATING DEVICES
HEATING, VENTILATING, HVAC
Exceptions:
´ The supervisory signal at a constantly attended
location is not required where duct smoke detectors
activate the bldgs fire alarm system.
´ In occupancies not required to be equipped with a
fire alarm system actuation shall activate a visible
and an audible signal in an approved location.
Smoke detector trouble signal shall activate a visible
or audible signal in an approved location and ….
MBC 907.3.1 IFC 907.3.1
INITIATING DEVICES
SD FOR DOOR RELEASE
Automatic-closing doors installed where
required shall be automatic-closing by the
actuation of smoke detectors install in
accordance with Section 907.3…………. And
shall not have more than a 10 sec delay
MBC 716, 5.9
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INITIATING DEVICES
SD FOR DOOR RELEASE
Smoke detectors that are part of an open
area protection system covering the room,
corridor, or enclosed space on each side of
the smoke door and that are located and
spaced as required by 17.7.3 shall be
permitted to accomplish smoke door release
service.
NFPA 72, 17.7.5.6.1
INITIATING DEVICES
SD FOR DOOR RELEASE
Smoke detectors that are used exclusively
for smoke door release service shall be
located and spaced as required by
17.7.5.6.
NFPA 72, 17.7.5.6.2
MBC 907.3. IFC 907.3.
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INITIATING DEVICES
SPRINKLER WATER FLOW ALARMS
Activation of the initiating device shall
occur within 90 seconds of waterflow at
the alarm-initiating device when flow
occurs that is equal to or greater than
that from a single sprinkler of the
smallest orifice size installed in the
system.
NFPA 72, 17.12.2*
MBC 907.3. IFC 907.3.
INITIATING DEVICES
DETECTION OF OPERATION OF OTHER AUTOMATIC
EXTINGUISHING SYSTEMS
The operation of fire extinguishing systems or
suppression systems shall initiate an alarm
signal by alarm-initiating devices installed in
accordance with their individual listings.
Includes: flow of H2o in foam systems, pump
activity, differential pressure, pressure in
suppression systems, and mechanical
operation of a release mechanism.
NFPA 72, 17.13*
MBC 907.3. IFC 907.3.
INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
Manually actuated alarm-initiating
devices for initiating signals other than for
fire alarm shall be permitted if the
devices are differentiated from manual
fire alarm boxes by a color other than red
and labeling.
NFPA 72, 17.14.1
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INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
Manually actuated alarm-initiating devices
shall be securely mounted.
NFPA 72, 17.14.3
Manually actuated alarm-initiating devices
shall be mounted on a background of
contrasting color.
NFPA 72, 14.6
INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
The operable part of a manually actuated
alarm-initiating device shall be not less than
42 in. (1.07 m) and not more than 48 in.
(1.22 m) from the finished floor.
NFPA 72, 17.14.5
INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
The operable part of a manually actuated
alarm-initiating device shall be not less than
42 in. (1.07 m) and not more than 48 in.
(1.22 m) from the finished floor.
NFPA 72, 17.14.5
Listed protective covers shall be permitted to
be installed over single- or double action
manually actuated alarm-initiating devices.
NFPA 72, 17.14.7*
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INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
Manual fire alarm boxes shall be installed so
that they are conspicuous, unobstructed, and
accessible.
NFPA 72, 17.14.8.2
Unless installed in an environment that
precludes the use of red paint or red plastic,
manual fire alarm boxes shall be red in color.
NFPA 72, 17.14.8.3*
INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
17.14.8.4 Manual fire alarm boxes shall be
located within 5 ft (1.5 m) of each exit doorway
on each floor.
NFPA 72, 17.14.8.3
17.14.8.5* Additional manual fire alarm boxes
shall be provided so that the travel distance
to the nearest manual fire alarm box will not
exceed 200 ft (61 m), measured horizontally on
the same floor.
NFPA 72, 17.14.8.*)
INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
Manual fire alarm boxes shall be located within 5
ft (1.5 m) of each exit doorway on each floor.
NFPA 72, 17.14.8.4
Additional manual fire alarm boxes shall be
provided so that the travel distance to the nearest
manual fire alarm box will not exceed 200 ft (61
m), measured horizontally on the same floor.
NFPA 72, 17.14.8.5*)
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INITIATING DEVICES
MANUALLY ACTUATED ALARM-INITIATING DEVICES
Manual fire alarm boxes shall be mounted on
both sides of grouped openings over 40 ft
(12.2 m) in width, and within 5 ft (1.5 m) of
each side of the grouped opening.
NFPA 72, 17.14.8.6
INITIATING DEVICES
SUPERVISORY SIGNAL – INITIATING DEVICES
´ Control
valves
´ Pressure Supervisory
1. Pressure tanks
2. Dry-type sprinklers low & high pressure
3. Steam Pressure
4. Water Level
5. Water Temp
6. Room Temp
NFPA 72, 17.16
NOTIFICATION APPLIANCES
All notification appliances installed in
conformity with Chapter 18 shall be listed for
the purpose for which they are used.
NFPA 72, 18.3.1
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NOTIFICATION APPLIANCES
All notification appliances installed in
conformity with Chapter 18 shall be listed for
the purpose for which they are used.
NFPA 72, 18.3.1
Appliances intended for use in special environments, such
as outdoors versus , indoors, high or low temperatures,
high humidity, dusty conditions, and hazardous locations,
or where subject to tampering, shall be listed for the
Intended application.
NFPA 72, 18.3.3.1
NOTIFICATION APPLIANCES
Appliances subject to mechanical damage
shall be suitably protected. All notification
appliances installed in conformity with
Chapter 18 shall be listed for the purpose for
which they are used.
NFPA 72, 18.3.4.1
If guards, covers, or lenses are employed, they shall be
listed for use with the appliance.
NFPA 72,18.3..4.2
NOTIFICATION APPLIANCES
AUDIBLE CHARACTERISTICS
An average ambient sound level greater than
105 dBA shall require the use of a visible
notification appliance(s) in accordance with
Section 18.5 where the application is public
mode or Section 18.6 where the application
is private mode.
NFPA 72, 18.4.1.1
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NOTIFICATION APPLIANCES
AUDIBLE CHARACTERISTICS
Sound from normal or permanent sources, having
a duration greater than 60 seconds,
shall be included when measuring maximum
ambient sound level. Sound from temporary or
abnormal sources shall not be required to be
included when measuring maximum ambient
sound level.
NFPA 72, 18.4.1.3
NOTIFICATION APPLIANCES
AUDIBLE CHARACTERISTICS
Voice messages shall not be required to meet
the audibility requirements of 18.4.3 (Public
Mode Audible Requirements), 18.4.4 (Private
Mode Audible Requirements), 18.4.5
(Sleeping Area Requirements), or 18.4.6
(Narrow Band Tone Signaling for Exceeding
Masked Thresholds), but shall meet the
intelligibility requirements of 18.4.10 where
voice intelligibility is required.
NFPA 72, 18.4.1.5*
NOTIFICATION APPLIANCES
DISTINCTIVE EVACUATION SIGNAL
To meet the requirements of Section 10.10, the alarm audible signal
pattern used to notify building occupants of the need to evacuate
(leave the building) or relocate (from one area to another) shall be the
standard alarm evacuation signal consisting of a three-pulse temporal
pattern. The pattern shall be in accordance with Figure 18.4.2.1 and
shall consist of
the following in this order:
(1) “On” phase lasting 0.5 second ±10 percent
(2) “Off” phase lasting 0.5 second ±10 percent for three successive
“on” periods
(3) “Off” phase lasting 1.5 seconds ±10 percent
Exception: Where approved by the authority having jurisdiction,
continued use of the existing consistent evacuation signaling scheme
shall be permitted.
NFPA 72, 18.4.2.1*
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NOTIFICATION APPLIANCES
DISTINCTIVE EVACUATION SIGNAL
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NOTIFICATION APPLIANCES
OPERATING MODE
Private or Public
Private: Private Operating Mode. Audible or
visible signaling only to those persons
directly concerned with the implementation
and direction of emergency action initiation
and procedure in the area protected by the
fire alarm system.
NOTIFICATION APPLIANCES
OPERATING MODE
Public Mode
To ensure that audible public mode signals are
clearly heard, unless otherwise per mitted by
18.4.3.2 through 18.4.3.5, they shall have a
sound level at least 15 dB above the average
ambient sound level or 5 dB above the
maximum sound level having a duration of at
least 60 seconds, whichever is greater,
measured 5 ft. (1.5 m) above the floor in the
area required to be served by the system using
the A-weighted scale (dBA).
NFPA 72, 18.4.3.1* MBC 907.5.2.1 IFC 907.5.2.1
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NOTIFICATION APPLIANCES
OPERATING MODE
Public Mode
To ensure that audible public mode signals are
clearly heard, unless otherwise per mitted by
18.4.3.2 through 18.4.3.5, they shall have a
sound level at least 15 dB above the average
ambient sound level or 5 dB above the
maximum sound level having a duration of at
least 60 seconds, whichever is greater,
measured 5 ft. (1.5 m) above the floor in the
area required to be served by the system using
the A-weighted scale (dBA).
NFPA 72, 18.4.3.1* MBC 907.5.2.1 IFC 907.5.2.1
NOTIFICATION APPLIANCES
OPERATING MODE
Public Mode
The maximum sound pressure level for
audible alarm notification appliances shall
be 110 dBA at the minimum hearing
distance from the audible appliance.
Where the average ambient noise is greater
than 95 dBA, visible alarm notification
appliances shall be provided in accordance
with NFPA 72 and audible alarm notification
appliances shall not be required.
MBC 907.5.2.1 .2 IFC 907.5.2.1.2
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OPERATING MODE
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NOTIFICATION APPLIANCES
OPERATING MODE
Public Mode
Where approved by the authority having
jurisdiction or other governing codes or
standards, the requirements for audible
signaling shall be permitted to be
reduced or eliminated when visible
signaling is provided in accordance with
Section 18.5.
NFPA 72, 18.4.3.2
NOTIFICATION APPLIANCES
OPERATING MODE
Public Mode
Audible alarm notification appliances
installed in elevator cars shall be
permitted to use the audibility criteria for
private mode appliances detailed in
18.4.4.1.
NFPA 72, 18.4.3.2
NOTIFICATION APPLIANCES
OPERATING MODE
Public Mode
If approved by the authority having
jurisdiction, audible alarm notification
appliances installed in restrooms shall
be permitted to use the audibility criteria
for private mode appliances detailed in
18.4.4.1.
NFPA 72, 18.4.3.4
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NOTIFICATION APPLIANCES
OPERATING MODE
Public Mode
A signaling system arranged to stop or reduce
ambient noise shall produce a sound level at
least 15 dB above the reduced average
ambient sound level or 5 dB above the
maximum sound level having a duration of at
least 60 seconds after reduction of the ambient
noise level, whichever is greater, measured 5 ft
(1.5 m) above the floor in the area required to
be served by the system using the A-weighted
scale (dBA).
NFPA 72, 18.4.3.5.1
NOTIFICATION APPLIANCES
OPERATING MODE
Private Mode
To ensure that audible private mode signals
are clearly heard, they shall have a sound
level at least 10 dB above the average
ambient sound level or 5 dB above the
maximum sound level having a duration of
at least 60 seconds, whichever is greater,
measured 5 ft (1.5m) above the floor in the
area required to be served by the system
using the A-weighted scale (dBA).
NFPA 72, 18.4.4.1*
NOTIFICATION APPLIANCES
SLEEPING AREAS
Where audible appliances are installed to
provide signals for sleeping areas, they shall
have a sound level of at least 15 dB above the
average ambient sound level or 5 dB above
the maximum sound level having a duration of
at least 60 seconds or a sound level of at least
75 dBA, whichever is greater, measured at the
pillow level in the area required to be served by
the system using the A-weighted scale (dBA).
NFPA 72, 18.4.4.1*
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NOTIFICATION APPLIANCES
SLEEPING AREAS
Audible appliances provided for the sleeping
areas to awaken occupants shall produce a low
frequency alarm signal that complies with the
following:
(1) The alarm signal shall be a square wave or
provide equivalent awakening ability.
(2) The waveform shall have a fundamental
frequency of 520 Hz ± 10 percent.
(3)* The notification equipment shall be listed
for producing the low frequency waveform.
NFPA 72, 18.4.5.3*
NEW
NOTIFICATION APPLIANCES
SLEEPING AREAS
Narrow Band Tone Signaling for
Exceeding Masked Thresholds.
(NFPA 72, 18.4.6*)
Exit Marking Audible Notification
Appliance.
´ Directional Sounder
´ Different sound from notification
appliance.
NFPA 72, 18.4.7
LOCATION OF AUDIBLE NOTIFICATION
APPLIANCES FOR BUILDING OR STRUCTURE
If ceiling heights allow, and unless
otherwise permitted by 18.4.8.2 through
18.4.8.5, wall-mounted appliances shall
have their tops above the finished floors at
heights of not less than 90 in. (2.29 m) and
below the finished ceilings at distances of
not less than 6 in. (150 mm).
NFPA 72, 18.4.8.1
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LOCATION OF AUDIBLE NOTIFICATION
APPLIANCES FOR BUILDING OR STRUCTURE
Ceiling-mounted or recessed appliances
shall be permitted.
(NFPA 72, 18.4.8.2)
If combination audible/visible appliances
are installed, the location of the installed
appliance shall be determined by the
requirements of 18.5.5.
NFPA 72, 18.4.8.3
LOCATION OF AUDIBLE NOTIFICATION
APPLIANCES FOR BUILDING OR STRUCTURE
Ceiling-mounted or recessed appliances
shall be permitted.
(NFPA 72, 18.4.8.2)
If combination audible/visible appliances
are installed, the location of the installed
appliance shall be determined by the
requirements of 18.5.5.
NFPA 72, 18.4.8.3
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
The flash rate shall not exceed two flashes
per second (2 Hz) nor be less than one
flash every second (1 Hz) throughout the
listed voltage range of the appliance.
(NFPA 72, 18.5.3.1 )
The maximum light pulse duration shall be
20 milliseconds with a maximum duty
cycle of 40 percent.
NFPA 72, 18.5.3.2
NEW
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VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
The flash rate shall not exceed two flashes per
second (2 Hz) nor be less than one
flash every second (1 Hz) throughout the listed
voltage range of the appliance.
(NFPA 72, 18.5.3.1 )
Lights used to signal occupants to seek
information or instructions shall be clear,
nominal white, or other color as required by the
emergency plan and the authority having
jurisdiction for the area or building.
NFPA 72, 18.5.3.5
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
The strobe synchronization requirements of
this chapter shall not apply where the
visible notification appliances located inside
the building are viewed from outside of the
building.
NFPA 72, 18.5.3.6*
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Wall-mounted appliances shall be mounted
such that the entire lens is not less than
80 in. (2.03 m) and not greater than 96 in.
(2.44 m) above the finished floor or at the
mounting height specified using the
performance-based alternative of 18.5.5.6.
NFPA 72, 18.5.5.1*
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VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
If ceiling heights exceed 30 ft (9.14 m),
ceiling-mounted visible notification
appliances shall be suspended at or below
30 ft (9.14 m) or at the mounting height
determined using the performance-based
alternative of 18.5.5.6, or wall-mounted
visible notification appliances shall be
installed in accordance with Table
18.5.5.4.1(a).
NFPA 72, 18.5.5.4.6*
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Visible appliances listed for mounting
parallel to the floor shall be permitted to be
located on the ceiling or suspended below
the ceiling.
NFPA 72, 18.5.5.3*
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STRUCTURE
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(
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Table 18.5.5.4.1(b) shall be used if the ceilingmounted visible notification appliance is at the
Center of the room. If the ceiling-mounted
visible notification appliance is not located at
the center of the room, the effective intensity
(cd) shall be determined by doubling the
distance from the appliance to the farthest wall
to obtain the maximum room size.
NFPA 72, 18.5.5.4.7
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(
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Spacing in Corridors
Paragraph 18.5.5.5 shall apply to corridors
not exceeding 20 ft (6.1 m) in width.
NFPA 72, 18.5.5.5.2
In a corridor application, visible
appliances shall be rated not less than
15 cd.
NFPA 72, 18.5.5.5.3
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Spacing in Corridors
Corridors greater than 20 ft (6.1 m)
wide shall comply with the spacing
requirements for rooms in accordance
with 18.5.5.4.
NFPA 72, 18.5.5.5.4
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VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Spacing in Corridors
Visible notification appliances shall be
located not more than 15 ft (4.57 m)
from the end of the corridor with a
separation not greater than 100 ft
(30.5 m) between appliances.
NFPA 72, 18.5.5.5.5*
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VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Spacing in Corridors
If there is an interruption of the
concentrated viewing path, such as a
fire door, an elevation change, or any
other obstruction, the area shall be
treated as a separate corridor.
NFPA 72, 18.5.5.5.6
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VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Spacing in Corridors
In corridors where more than two visible
notification appliances are in any field of
view, they shall flash in synchronization.
NFPA 72, 18.5.5.5.7
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Sleeping Areas
Combination smoke detectors and visible
notification appliances or combination
smoke alarms and visible notification
appliances shall be installed in
accordance with the applicable
requirements of Chapters 17, 18, and 29.
NFPA 72, 18.5.5.7.1
VISIBLE APPLIANCES FOR BUILDINGS OR
STRUCTURE
Sleeping Areas
Distance from Ceiling to Top of Lens
>24” Minimum intensity = 110 cd
< 24” Minimum intensity = 177 cd
NFPA 72, 18.5.5.7.1
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TYPES OF MONITORING AGENCIES
´ P rotected
´ Central
Premises
Station: runner service & UL 827
´Remote
Supervising Station
See 26.5.3 Comply w/ NFPA 1221 Standard for the
Installation, Maintenance, and Use of Emergency Services
Communications Systems or central station
´ Proprietary
Supervising Station
NFPA 72, 18.5.5.7.1
MONITORING
Fire alarm systems required by this chapter or
by the IFC shall be monitored by an approved
supervising station in accordance with NFPA
72.
Exception: not required for
´ Smoke alarms
´ Smoke detectors in Group I-3
´ Auto sprinkler systems in 1 & 2 family
dwellings
MBC 907.6.6 IFC 907.6.6
MICHIGAN ELECTRICAL CODE
NFPA 70
Cables shall be installed in metal raceway
or rigid nonmetallic conduit where passing
through a floor or wall to a height of 7 ft.
above the floor, unless adequate protection
can be afforded by building construction or
unless an equivalent solid guard is provided
MEC 760.53(2), 760.130(B)(2)
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ϭͬϮϬͬϮϬϭϳ
MICHIGAN ELECTRICAL CODE
NFPA 70
Cables shall be installed in rigid metal
conduit, rigid nonmetallic conduit,
intermediate metal conduit, liquid tight
flexible nonmetallic conduit or electrical
metallic tubing where installed in hoistways.
Exception: As provided for in 620.21 for
elevators and similar equipment.
MEC 760.53(A)(3), 760.130(B)(3)
MICHIGAN ELECTRICAL CODE
NFPA 70
Refer to Article 760 to determine what type
of cable can be used in the manner shown
on the drawings.
FA circuits installed in a neat workmanlike
manner and supported by the building
structure.
MEC 760.24(A)
MICHIGAN ELECTRICAL CODE
NFPA 70
Abandoned fire alarm cables shall be
removed unless marked for future use.
MEC 760.25
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RECORDS
Record Retention
A complete record of the tests and operations of each
system shall be kept until the next test and for 1 year
thereafter unless more stringent requirements are
required elsewhere in this Code.
NFPA 72 7.7.1.1
Required documents regarding system design and
function shall be maintained for the
life of the system.
NFPA 72, 7.7.1.4
RECORDS
Records of completion per NFPA 72 are
required.
MBC 907.7.2 IFC 907.7.2 NFPA 72, 7.2.1, 7.5.6
DOCUMENT ACCESSIBILITY
With every new system, a documentation
cabinet shall be installed at the system
control unit or at another approved location
at the protected premises.
NFPA 72, 7.7.2.1
The documentation cabinet shall be sized
so that it can contain all necessary
documentation.
NFPA 72, 7.7.2.2
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DOCUMENT ACCESSIBILITY
All record documentation shall be stored in
the documentation cabinet.
NFPA 72, 7.7.2.3*
The documentation cabinet shall be
prominently labeled - SYSTEM RECORD
DOCUMENTS.
NFPA 72, 7.7.2.5
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