26 81 10 Fire Alarm System

26 81 10 Fire Alarm System
SECTION 26 81 10
FIRE ALARM SYSTEM
PART 1
1.01
DESCRIPTION
A.
1.02
1.03
GENERAL
Division 26 Contractor shall furnish and install all equipment and accessories for a
complete local, manually and automatically actuated, electrically operated, device
annunciated, double supervised, non-coded 24 VDC fire alarm system as described herein
and as shown on the Drawings.
QUALITY ASSURANCE
A.
Fire alarm installation shall conform to the requirements of the NFPA 101, Life Safety
Code, the Ohio Building Code, and Local Code and Building Authority requirements.
B.
All equipment shall be UL listed and labeled, and in accordance with applicable NEMA and
ANSI Standards. All devices and installation shall be in accordance with the Americans
with Disabilities Act.
SUBMITTALS
A.
For Review:
1. Product data sheets of all components.
2. Riser/wiring diagrams and plans of entire system showing all devices, quantity and size
of wires, conduit sizes, zone schedule, sound levels, types of audible devices.
3. Power supply, amplifier and battery calculations indicating operating time and spare
capacity for additional devices.
B.
To be included in Record and Information Manuals:
1. One (1) copy of each approval submittal
2. Certificate of Material Receipt
3. Certificate of System Completion
C.
Submit shop Drawings to the appropriate Building Authority's office for review after
approval by the Architect. These drawings shall include the following statement:
Korda/Nemeth Engineering, Inc., 1650 Watermark Drive, Suite 200, Columbus, Ohio
43215 as shown on the Construction Documents and as required by the OBC,
designed the fire protective signaling system for this project. The [Insert Company
Name] project Drawings are provided with Manufacturer's installation and wiring
recommendations to assist in the installation. Korda/Nemeth Engineering, Inc.,
Job # _____________.
[Insert Designer Name]
[Insert Company]
[Insert City, State]
NICET Level ________
Fire Protection System Designer
[Insert, Name]
[Certification # ________, valid through ________]
1.04
MANUFACTURERS
A.
Fire alarm system components shall be as manufactured and/or certified by Manufacturer
to work as a complete and functional system.
1. Notifier
2. Edwards System Technology
3. Simplex-Grinnell
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26 81 10 - FIRE ALARM SYSTEM
4. Siemens Fire Safety
B.
1.05
Equipment shall be supplied by Corporate owned branch offices.
SYSTEM OPERATION
A.
Operation of any manual pull station or the actuation of any automatic device shall cause
immediate and continuous operation of fire alarm signal and alarm indication at the control
panel and remote annunciators until the actuated device is restored to normal and the
control panel is manually reset.
B.
Fire alarm control panel shall send a signal to the remote monitoring service organization
via leased telephone lines to indicate alarm or trouble condition.
C.
The remote annunciator panel shall audibly and visually annunciate both alarm and trouble
as well as visually indicate the affected device.
D.
In the event of operating power failure, an open, or grounded circuit in the system, a trouble
signal and trouble lamp shall be activated until the system is restored to normal. The
trouble signal may be silenced by means of a switch mounted on the control panel door.
Upon restoration of the system, the trouble signal shall resound until the trouble silence
switch is restored to the NORMAL position.
E.
The incoming power to the system shall be supervised so that any power failures must be
audibly and visually indicated at the control panel. A green "power on" LED shall be
displayed continuously while incoming power is present. The system batteries shall be
supervised so that a low battery condition or disconnection of the battery shall be audibly
and visually indicated at the control panel and the remote annunciator.
F.
Sprinkler waterflow and tamper switches shall be supervised for alarm and trouble
conditions. Tamper switches and flow switches are located schematically. Coordinate
exact location with Division 21 Contractor in field.
G.
All air handling units and return air fans shall shut down when smoke is detected by return
air duct mounted smoke detectors at the unit, unless unit is an integral part of a smoke
control system. Shutdown shall be achieved by relay closure signaled by the fire alarm
panel. Exact location of smoke detectors shall be coordinated with Division 23 Contractor.
H.
Fire alarm system shall have an auxiliary relay module for each air handling unit (AHU).
This relay shall close upon smoke detection by any smoke detector associated with that air
handler in ductwork or at fan powered VAV terminal boxes. Division 23 shall wire to
temperature control system.
I.
Each fan powered VAV HVAC terminal box or fan coil unit shall have a duct mounted
smoke detector installed in the return air duct, with auxiliary relay base. Shutdown wiring is
by Division 23.
J.
Area type spot smoke detectors shall be installed within the HVAC ductwork for each
smoke damper and combination fire/smoke damper. Smoke detector shall have auxiliary
relay base and remote alarm light. Wiring to smoke damper shall be by Division 23
Contractor.
K.
Smoke detectors located in elevator lobbies, elevator machine rooms and hoistways shall
be connected to the elevator control panel through fire alarm system relay modules.
Activation of any of these devices shall send a signal to the elevator controller for seizure
purposes. Elevator to be recalled to grade level access floor, unless the fire is on that floor,
in which case the elevator shall be recalled to an alternate floor as designated by the local
fire marshal.
L.
Heat detectors and water flow switches located in elevator hoistways and machine rooms
shall signal power feeder circuit breakers to elevator machines to shunt trip, through fire
alarm system relay modules.
M.
The fireman's helmet in the elevator shall illuminate upon activation of associated elevator
lobby smoke detectors and shall flash intermittently upon activation of the associated
elevator room or hoistway smoke detectors.
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26 81 10 - FIRE ALARM SYSTEM
N.
The fire alarm panel shall monitor fire pumps as follows:
1. Electric Fire Pumps
a. Pump running
b. Power failure
c.
Phase reversal
d. Alternate power source available
O.
PART 2
2.01
Kitchen exhaust hood fire suppression system shall be monitored by the fire alarm system
for alarm and trouble supervision. Gas and electrical appliances located under exhaust
hoods in kitchens shall be disconnected from their supply by a signal from the kitchen hood
fire suppression panel.
PRODUCTS
FIRE ALARM PANEL
A.
Fire Alarm Panel shall have separate zones for every addressable device. Panel shall be
modular with solid state, microprocessor based electronics, expandable, semi-flush
mounted cabinet with glass window and locking door. Program shall be stored in nonvolatile memory. Features shall include:
1. 80 character English readout dynamic LCD display
2. Battery supervision
3. Multiple operator access levels
4. 800 event historical logging
5. Zone selectable alarm verification
6. Individual circuit disable
7. Alarm, trouble, power on, and supervisory service LED indicators
8. Alarm acknowledge, supervisory acknowledge, trouble acknowledge, alarm silence,
and system reset buttons
9. Programmable "tone-alert" horn
10. Printer communication module
11. Remote station transmitter module for connection to 24 hour supervisory service
12. Synchronizing module for synchronized strobe visual devices.
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B.
The system shall be provided with sufficient battery capacity to operate the entire system
upon loss of normal 120 VAC power in a normal supervisory mode for a period of twentyfour (24) hours with five (5) minutes of alarm operation at the end of this period. The
system shall automatically transfer to the standby batteries upon power failure. All battery
charging and recharging operations shall be automatic with 100% recharge within twelve
(12) hours.
C.
All external circuits requiring system operation power shall be 24 VDC and shall be
individually fused at the control panel.
D.
Digital communicator shall be four (4) channel, dual phone line with twenty-four (24) hour
automatic test, and automatic overload protection reset.
E.
Panel shall have spare capacity for twenty-five (25) additional initiating devices.
F.
Fire alarm system shall contain a relay module for each air handler. Relay shall be
programmed to close upon smoke detection by any smoke detector associated with that air
handling system. Refer to Division 23 Drawings.
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26 81 10 - FIRE ALARM SYSTEM
G.
2.02
REMOTE ANNUNCIATOR
A.
2.03
2.04
2.06
Remote annunciator to have an eighty (80) character LCD display with English language
readout, tone alert horn, control switches for alarm silence, system reset, alarm
acknowledge, key switch, and black painted flush mounted steel cabinet.
SMOKE DETECTORS
A.
Area smoke detectors shall be analog addressable smoke sensor type photoelectric
devices that communicate smoke density values to the fire alarm control panel. Sensors
shall have integral insect screens and RFI shielded electronics in a white plastic head and
base. Detector base shall be addressable. Bases shall have LED status indicating light
and locking tamper resistant screw. Detectors performing auxiliary control function such as
elevator lobby, hoistway, and machine room detectors shall be associated with a
Programmable Relay Module.
B.
Duct mounted smoke detectors shall be similar to area smoke detectors but with sampling
tube as required to span HVAC duct width, and remote LED indicator station. Addressable
relay control module shall be provided for equipment shutdown. Housing shall be NEMA 4
gasketed and weatherproofed with internal heating means for applications where detector
is located in an unheated space or on roofs. Tamper switch on cover. UL listed for 1004000 fpm air velocity.
C.
Duct smoke detector and area smoke detectors installed within return air HVAC ductwork
shall have a test port installed upstream for aerosol smoke injection. Test port shall consist
of pipe and elbow within ductwork upstream of detector, flexible hose with cap below
ductwork at an accessible location. Product available from: Lifesafetytest.com.
HEAT DETECTORS
A.
2.05
All hardware, software and firmware installed under this Contract, individually and in
combination with each other shall function free of any fault in processing dates, and any
information related to dates, (including calculating, comparing and sequencing information
and/or functions which depend on dates) through and beyond January 1, 2029. Such fault
free operation shall not require any modification after the system is installed and it shall be
transparent to the user. If the hardware and/or software installed under this Contract
interacts with any existing systems which do not already have this feature, this Contractor
is to notify the Owner, in writing and in a timely manner, of the specific changes which the
Owner must make to the existing systems to bring the combined system into compliance
with this requirement.
Heat detectors shall be analog addressable combination rate-of-rise and fixed temperature
(135 degree F) sensing with RFI shielded electronics. Base shall have an LED status
indicating light and locking tamper resistant screw.
MANUAL PULL STATIONS
A.
Manual pull stations shall be red lexan semi-flush mounted push type double action with
pull handle. Unit shall lock in the pulled position requiring a key to reset. Unit shall be
individually addressable on the system.
B.
Manual pull stations shall have clear lexan tamper resistant cover over top, with integral
battery and horn.
C.
Manual pull stations in gymnasiums shall have wireguard.
AUDIBLE/VISUAL DEVICES
A.
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Visual devices (strobes) shall be multi candela, 24 VDC, xenon flash unit, white semi-flush
base assembly stating "FIRE," clear tamper resistant lexan lens. Candela settings shall be
set per Paragraph 3.01 D. Contractor shall verify with the AHJ that white is an acceptable
color in their jurisdiction.
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26 81 10 - FIRE ALARM SYSTEM
2.07
B.
Combination audible/visual devices (horn/strobes) shall have multi candela 24 VDC xenon
flash unit, clear tamper resistant lexan lens, 24 VDC, white semi-flush base assembly
stating "FIRE," minimum 95 dB (at 10 feet) electronic horn. Contractor shall verify with the
AHJ that white is an acceptable color in their jurisdiction.
C.
Combination audible/visual devices (speaker strobes) shall have multi candela 24 VDC
xenon flash unit, clear tamper resistant lexan lens, white semi-flush base assembly stating
"FIRE," minimum 85 dBA (at 10 feet at 2 watts) speaker with water sealed compression
driver and taps at 1/8, 1/4, 1/2, 1, 2, and 4 watts. Contractor shall verify with the AHJ that
white is an acceptable color in their jurisdiction.
D.
Patient room smoke detectors shall annunciate through the nurse call corridor light.
E.
Audible/visual devices installed on the exterior of building or in high humidity areas shall be
weatherproof and moisture proof.
F.
Provide synchronizing flash rate modules as needed to sync all strobes in the facility.
G.
Audible/visual devices in gymnasiums shall have wireguard over face.
WATERFLOW AND TAMPER SWITCHES
A.
2.08
CONTROL DEVICES
A.
2.09
2.11
A.
Remote Notification Appliance Circuit (NAC) power extender panels shall be wall
mountable, with locking hinged door cabinet. The panels shall contain batteries, charging
circuit, and power supply.
B.
The Notification Appliance Circuit panel shall be addressable or controlled by
programmable relay modules. Strobe sync circuitry shall be built into each panel.
C.
Each Notification Appliance Circuit panel shall have a minimum of 6 Amperes of notification
circuit power and shall have a minimum of four (4) zones.
GRAPHIC MAP
PART 3
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Magnetic door holders shall be 24 VDC electromagnetic, flush wall or floor mounted single
door devices. Provide Programmable Relay Module for each set of doors to remove power
to doors during alarm condition.
REMOTE NOTIFICATION APPLIANCE CIRCUIT (NAC) POWER EXTENDER PANELS
A.
3.01
Addressable output control modules shall provide relays with isolated contacts for
controlling mechanical equipment.
MAGNETIC DOOR HOLDERS
A.
2.10
Sprinkler water flow and supervisory tamper switches shall be provided by Division 21.
Provide addressable input monitor module to monitor each water flow switch and supervise
each tamper switch.
Provide a graphic map of the facility showing room names and fire alarm initiating devices.
One (1) map shall be provided at each annunciator location. Map shall have a Plexiglas
cover and be in an aluminum frame.
EXECUTION
APPLICATION
A.
Smoke detectors shown on the Drawings are located schematically. Maximum spacing
between multiple smoke detectors in an area shall be 30 feet. No walls shall be more than
15 feet from a smoke detector. Smoke detectors shall not be installed within 3 feet of a
HVAC diffuser. Wall mounted smoke detectors shall be installed at 12 inches from ceiling.
B.
Programming shall be done by the Manufacturer's authorized representative. Division 26
Contractor shall include in the bid sufficient funds to cover three (3) visits of eight (8) hours
duration each for programming changes to include re-burning of electronic hardware
components, to be done at the completion of the project after the life safety test.
26 81 10 - 5
26 81 10 - FIRE ALARM SYSTEM
C.
Tamper and waterflow switches are located schematically. Coordinate exact locations with
Division 21 Contractor.
D.
Visual device types shall be located as follows:
Candela Level
E.
3.02
Corridors
15/75
Rooms < 400 SF
15/75
All other spaces
110
Visual device types shall be located within 15 feet of end of corridor and within 15 feet of
corridor doors.
INSTALLATION
A.
Follow Manufacturer's written instructions regarding mounting, wiring, and testing the fire
alarm system. Installers shall be certified for fire alarm work by State Agencies.
B.
Conductors shall be twisted pair No. 14 AWG solid copper for annunciation circuits.
Provide minimum No. 18 AWG shielded twisted pair solid copper wiring for initiation circuits
and riser loops. Installation shall be in accordance with the Manufacturer's wiring
diagrams, recommendations, and in compliance with practices set forth by local, State and
National fire codes. Color code and tag all wires at all junction points. Do not exceed 40%
conduit fill capacity.
C.
Duct mounted smoke detectors and duct mounted area detectors shall be installed in return
ducts as directed by the mechanical equipment supplier under the supervision of the
Division 23 Contractor, in a location that is accessible. Provide wiring to mechanical control
equipment as necessary to achieve equipment control upon smoke detection. Install
remote test stations at 60 inches above finished floor on adjacent wall in utility spaces, or in
ceiling below duct detectors. Install label on each station identifying application.
D.
Elevator Interface:
1. Provide a smoke detector on each elevator landing centered in front of elevator cars.
Provide fire alarm system control relay in elevator machine room. Wire from control
relay to elevator controller to permit capture and control of all elevators during a fire.
Provide connection to elevator control panel to activate visual (fireman's helmet) signal
system, which shall alert passengers that the elevator recall has been activated and is
returning nonstop to the designated level.
2. Provide a smoke detector in the elevator machine room and at the top of the hoistway.
Provide fire alarm system control relay in elevator machine room. Wire from control
room to elevator controller to permit capture and control of all elevators during a fire.
Provide connection to elevator control panel to activate the visual signal (fireman's
helmet) to flash to alert firemen.
3. Provide heat detectors, within 2 feet of each sprinkler head, in each hoistway, pit, and
elevator machine room. Provide wiring from fire alarm system control relay, upon
activation of the device, to activate the associated shunt trip circuit breaker. Provide
the shunt trip breaker with auxiliary contacts to disable battery-lowering device.
4. Provide power disconnect switch in machine room with auxiliary contacts to disable
battery-lowering device.
5. Connect water flow switches and tamper switches in sprinkler piping at each hoistway
and machine room to fire alarm panel.
E.
All wiring shall be installed in conduit and independent of all other systems. Paint all
junction boxes with red paint and label "Fire Alarm."
F.
Provide 3/4 inch conduit from digital communicator to telephone terminal board. Provide
two (2) Category 6 cables from telephone board.
26 81 10 - 6
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26 81 10 - FIRE ALARM SYSTEM
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G.
Install tamper switches on sprinkler system post indicating valves.
modules inside of the building.
H.
Smoke detectors located on either side of smoke doors and smoke shutters shall be
installed between 1 foot and 5 feet of the door and connected to release magnetic door
holders. Motorized smoke shutters with electric release shall have control power run from
shutter operator through relay base of each smoke detector to electric release mechanism.
I.
Provide 120 volt branch circuits for power to fire alarm control panel, equipment racks,
remote control panels, power supplies, and sprinkler system air compressors.
J.
Exterior cover of all fire alarm wiring shall be red.
K.
Install printer jack and wiring from main panel in a location to be determined in the field.
L.
The system shall be programmed by the Manufacturer to operate as described in
Paragraph 1.05 - System Operation. In addition, the following sensitivity shall be
programmed for smoke detectors in the following areas:
General Areas
2.5%
Duct Mounted Smoke Detectors
1.0%
Mechanical/Electrical/Telephone Rooms
1.0%
Elevator Lobbies
3.7%
Computer Areas
1.0%
Install addressable
M.
Signaling device circuits shall be loaded to no more than 75% of capacity.
N.
Provide wiring from fire alarm panel for alarm monitoring and supervision of kitchen
exhaust hood fire suppression systems. Provide any required relays for interfacing with
hood system.
O.
Panel shall be programmed to use slow "whoop" tone for annunciation before verbal
message on voice system.
P.
Provide relay modules and wiring connection from the fire alarm system to all security
system controllers to cause stairway door locks, exterior doors, and other egress doors to
be released. Coordinate location with security contractor.
Q.
Gas and electric appliances located in kitchens under exhaust hoods protected by fire
suppression systems shall be electrically disconnected from their power sources by the
suppression system alarm panel. Division 26 Contractor shall provide 120 volt control
power to gas appliance solenoid valves through normally closed relay contacts in panel.
Division 26 Contractor shall provide 120 volt control signal to shunt trip operators on branch
circuit breakers feeding electrical appliances through normally open relay contacts in panel
to cause operators to disconnect power to the electrical appliances.
R.
Provide relays as required to connect fire alarm system to auxiliary systems as specified in
other Sections and noted on Drawings.
S.
Provide conduit, wire, and addressable relay control module connection to dimming system
panels in auditorium (if used) for override to full lighting level.
T.
Fire alarm system shall monitor emergency generator and report failure as a trouble
condition.
U.
Smoke detector bases shall be labeled with programmed address visible from floor when
head is removed.
V.
Provide heat detectors in elevator hoistways, pits, and machine rooms within 2 feet of each
sprinkler head and connect to shunt trip power feeder to elevator.
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26 81 10 - FIRE ALARM SYSTEM
3.03
3.04
W.
Provide an area type smoke detector within HVAC ductwork for each HVAC smoke damper
shown on the HVAC Drawings. Detector shall be located within 5 feet of damper at access
door location, in center of duct. Provide two (2) smoke detectors for ducts between
36 inches and 72 inches wide. Provide three (3) smoke detectors for ducts greater than
72 inches wide. Provide a system relay adjacent to smoke damper to signal damper to
close.
X.
Area smoke detectors on ceilings shall be located at a minimum of 36 inches away from
HVAC air supply or return diffusers.
TESTING
A.
Each zone in the fire alarm control panel and remote annunciator and each device shall be
individually tested as installed in the building under the supervision of an authorized
Manufacturer's Representative. Division 26 Contractor shall include in his/her bid, time for
testing after normal work hours.
B.
The complete fire alarm system shall be tested by the Division 26 Contractor as required by
the Fire Marshal inspecting authority in the presence of the Owner's representative.
Division 26 Contractor shall make all modifications as required by the Fire Marshal.
Division 26 Contractor shall include in bid a second fire alarm system test of modifications
made.
C.
Operate system for a minimum of seven (7) consecutive days with no trouble conditions
before claiming contract completion.
SPARE PARTS
A.
B.
3.05
Provide spare parts as follows:
1. Smoke Detectors
5
2. Manual Pull Stations
2
3. Audio Visual Devices
2
4. Heat Detectors
1
5. Magnetic Door Holders
1
Division 26 Contractor shall include in his/her bid, an allowance for furnishing and installing
(with average length of conduit and wire), the following, at completion of project as directed
by the Architect. If not all used, remaining labor and material shall be credited to Owner:
1. Audiovisual Devices
5
2. Manual Pull Stations
1
3. Tamper/Waterflow switches
2
4. Duct Smoke Detectors
2
5. Area Smoke Detectors
2
6. Re-Programming Time
2 visits of 4 hours
C.
Furnish ten (10) keys to open panels, pull stations and annunciators.
D.
Obtain a signed copy of the Certificate of Material Receipt from Section 26 00 99,
"Requirements for Contract Completion."
EQUIPMENT DEMONSTRATION
A.
After all system operational tests have been completed, schedule an instruction period with
the Owner. Instruction to be provided by Manufacturer's authorized field technician.
Include four sessions of four hours.
B.
The instruction is to include the following:
1. Location of all components of the system and explanation of their function
2. Demonstration of equipment
26 81 10 - 8
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26 81 10 - FIRE ALARM SYSTEM
3. Maintenance and repair procedures
4. Programming procedures
5. Review of documents in Record and Information Manuals
3.06
C.
All participants shall sign the Certificate of System Completion from Section 26 00 99,
"Requirements for Contract Completion."
D.
Training sessions shall be videotaped and two copies provided to owner on DVD in MPEG
3 format.
SMOKE DETECTOR SENSITIVITY TEST
A.
3.07
All area and duct mounted smoke detectors shall have a sensitivity test conducted at the
time of completion and during the eleventh month after date of Contract Completion.
Sensitivity test shall be conducted by the Manufacturer's Representative. Clean all
detectors that are out of their listed sensitivity range. Provide written documentation of test
results.
WARRANTY OF WORK
A.
The Division 26 Contractor shall warrant all materials, equipment and workmanship for a
period of one (1) year from date of completion.
END OF SECTION 26 81 10
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