213113 - Fire Pumps

213113 - Fire Pumps
_______________________________________
ARCHITECTURE, ENGINEERING AND CONSTRUCTION
BuildingName
The Description of the Project
P00000000 0000
DOCUMENTS
SPECIFICATION DIVISION
NUMBER
21
SECTION DESCRIPTION
DIVISION 21 FIRE SUPPRESSION
SECTION 213113 - FIRE PUMPS
END OF CONTENTS TABLE
ARCHITECTURE & ENGINEERING
326 East Hoover, Mail Stop B
Ann Arbor, MI 48109-1002
Phone: 734-764-3414
Fax: 734-936-3334
DIVISION 21 FIRE SUPPRESSION
SECTION 213113 - FIRE PUMPS
REVISIONS:
07-30-07: ELCTRICAL CHANGES PER KEN BIRRINGER.
PART 1 - GENERAL
1.1
RELATED DOCUMENTS
INCLUDE PARAGRAPH 1.1.A AND B IN EVERY SPECIFICATION SECTION.
EDIT RELATED SECTIONS 1.1.B TO MAKE IT PROJECT SPECIFIC.
A.
1.2
A.
1.3
Drawings and general provisions of the Contract, Standard General
and Supplementary General Conditions, Division 1 Specification
Sections, and other applicable Specification Sections including
the Related Sections listed below, apply to this Section.
SCOPE OF WORK:
Provide a complete UL listed, FM approved, fire pump, jockey pump,
and pump controllers as specified, detailed, and scheduled, meeting all of the applicable NFPA requirements.
QUALITY ASSURANCE:
A.
Provide listing/approval stamp, label, or other marking on equipment made to specified standards.
B.
Comply with local fire department/marshal standards pertaining to
material, hose threads, and installation.
C.
Comply with the requirements of NFPA 20 "Centrifugal Fire Pumps"
for fire pumps, drivers, controllers, accessories, materials, and
installation.
D.
Comply with the requirements of NFPA 70-2005 "National Electrical
Code" for electrical materials and installation.
E.
Fire pumps and controllers shall be UL listed.
F.
Comply with the requirements of FM "Approval Guide" as applicable
to fire pumps, drivers, controllers, and accessories, and provide
system capable of FM acceptance.
G.
Manufacturer's Factory Tests:
pump.
1.4
A.
MANUFACTURERS:
The following fire pump manufacturers are acceptable:
1.
2.
3.
B.
Perform factory test of each fire
Allis-Chalmers
Aurora
Peerless
The following controller manufacturers are acceptable:
1.
Joslyn Clark
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
1
2.
3.
4.
C.
Metron
Hubbell
Firetrol
The drawings show the layout of equipment based on XXXXXXXX units.
Equipment by other approved manufacturers is acceptable provided
it fits within the space allocated with adequate maintenance access space and meets all other requirements in the specifications
and plans.
PART 2 - PRODUCTS
2.1
FIRE PUMP SYSTEMS - GENERAL REQUIREMENTS
A.
Horizontal fire pumps, except in line type, and drivers shall be
factory assembled, mounted on same base, and connected with a
flexible coupling having a guard.
B.
Fire Pumps: UL 448, base-mounted, factory-assembled, and factorytested, of types, capacities, and characteristics indicated.
C.
Preparation for Shipping:
After assembly and testing, clean
flanges and exposed machined metal surfaces and treat with an anticorrosion compound.
Protect flanges, pipe openings, and nozzles.
D.
Nameplates
1.
2.
E.
Factory Finish
1.
2.
2.2
Fire Pump and Motor, Pressure Maintenance (Jockey) Pump and
Motor: Provide nameplates, complete with motor horsepower,
capacity, characteristics, and other pertinent data.
Fire Pump and Pressure Maintenance (Jockey) Pump Controllers:
Provide nameplate complete with capacity, electrical characteristics, approvals and listings, and other pertinent data,
on enclosure door
Fire Pump, Motor and Controllers: Red, enamel paint applied
to assembled, tested units prior to shipping.
Jockey Pump, Motor and Controllers:
Manufacturer's standard
color enamel paint applied to assembled, tested units prior
to shipping.
AXIALLY-SPLIT-CASE FIRE PUMPS
A.
Fire pumps shall furnish not less than 150 percent of rated capacity at not less than 65 percent of total rated head. The shutoff
head shall not exceed 120 percent of total rated head.
B.
Fire pumps shall be base-mounted, centrifugal, separately coupled,
bronze-fitted, axially-split-case design, specifically labeled for
fire service.
1.
Type:
Horizontally mounted, single stage - double suction.
THE TYPE ABOVE COVERS MOST STIUATIONS.
IF
SPEC EDITOR:
NECESSARY, CHOOSE ON OF THE OTHER TYPES LISTED BELOW. DELETE
OPTIONS NOT REQUIRED.
2.
Type: Horizontally mounted, multistage - single suction.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
2
3.
Type:
Vertically mounted, single stage - double suction.
C.
Casing:
Axially-split-case centrifugal design; cast-iron pump
casing with suction and discharge flanges machined to ANSI B16.1
dimensions, and 125-psi pressure rating, except where 250-psi rated flanges are indicated.
D.
Impeller: Statically and dynamically balanced, of construction to
match type fire pump, fabricated from cast bronze, keyed to shaft.
E.
Wear Rings:
F.
Pump Shaft and Sleeve:
G.
Pump Shaft Bearings:
Grease-lubricated double row ball thrust
bearings contained in a cast-iron housing.
H.
Seals: Stuffing box consisting of a minimum of 4 rings of graphite-impregnated braided yarn with a bronze lantern ring between
center 2 graphite rings, and a bronze packing gland.
I.
Pump Couplings:
Flexible, capable of absorbing torsional vibration; complete with metal coupling guard.
J.
Fire Pump Electric Motor:
NEMA MG 1, open drip proof, squirrel
cage, induction motor, complying with NFPA 20 and NFPA 70, and
wiring compatible with type controller used. Motor shall meet requirements of Section 220513 - Motors.
2.3
Replaceable, bronze.
Steel shaft, with bronze sleeve.
FIRE PUMP CONTROLLERS AND ALARM PANELS
A.
Combined automatic and non-automatic operation, UL listed and FM
approved, factory-assembled and wired, and factory-tested, of
types, capacities, electrical characteristics, and with features
indicated.
B.
Enclosure:
NEMA Type 12 (IEC IP55), drip proof, indoor, except
where special-purpose enclosure is indicated.
C.
Provide controls, devices, alarms, functions, and operations
listed in NFPA 20, as required for the type driver and controller
used, and the specific items listed for each type controller.
D.
Provide mounting for enclosures as indicated:
1.
2.
E.
Controller Sensing Pipes:
Provide nonferrous metal sensing piping, 1/2-inch size, with 1/2-inch globe valves for testing mechanism of controller, from system to pump controller, as indicated.
Provide bronze check valve with 3/32-inch orifice in clapper or
ground-face union with non-corrosive diaphragm having 3/32-inch
orifice.
1.
F.
Full-Service Fire Pump Controller Mounting:
Wall or floor
stand type, as indicated, for field electrical connections.
Alarm Panel Mounting: Wall type.
Fabricate pipe and fittings in accordance with NFPA 20.
The controllers shall not require rear access for installation or
maintenance. For ease of installation in tight corners and basement equipment rooms, the controllers shall be capable of being
hand trucked through a standard three-foot door opening without
being disassembled.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
3
G.
All controllers' components, including circuit breakers and contactors, shall be front mounted, front wired and front accessible
for maintenance. The circuit breaker interrupting capacity shall
in no case be less than 18,000 AIC SYM. at 480 volts.
H.
The controller manufacturer, prior to shipment, shall hook up and
test the entire controller as a complete assembly.
This test
shall include, but not be restricted to, each function the controller may be required to perform including remote alarms, remote
start, auto start with manual shut down, remote deluge valve
start, pressure drop, manual start-stop, etc.
Additionally, the
controller manufacturer shall set the instantaneous and longtime
trips in the circuit breaker at these settings to see that the
breaker trips within the current time requirements stated above.
Advise Owner to enable witness of testing at Owner's option
2.4
A.
ELECTRIC-MOTOR-DRIVE FIRE PUMP CONTROLLERS
Motor Controllers:
Controller specifically listed for electric
motor drive fire pump service and service entrance.
SELECT CONTROLLERS FROM 6 OPTIONS BELOW.
SEE
SPEC EDITOR:
EVALUATIONS FOR INFORMATION ON TYPES, APPLICATIONS, AND COSTS
OF CONTROLLERS. EDIT TO SUIT PROJECT REQUIREMENTS WHERE MORE
THAN ONE TYPE OF CONTROLLER IS REQUIRED.
DELETE OPTIONS NOT
REQUIRED.
1.
2.
3.
4.
5.
B.
Size controller for scheduled horsepower. Provide controller with
short circuit withstand rating at least equal to short circuit
current available at controller location, taking into account cable size and distance from substation or supply transformers.
1.
C.
SPEC EDITOR: ITEMS BELOW USUALLY USED FOR SMALL HP MOTORS AND
WHERE HIGH INRUSH CURRENT IS ACCEPTABLE.
Type: Across the line.
Type: Primary resistance.
Type: Part winding.
Type: Wye-delta (closed transition).
Type: Autotransformer.
Standard:
UL218, Standard for Fire Pump Controllers.
Provide controller capable of performing or containing the following features:
1.
2.
3.
4.
5.
6.
Isolating means and circuit breaker.
"Power On" pilot lamp.
Fire alarm system connections for indicating motor running
condition, loss of line power, and line power phase reversal.
Automatic and manual operation, and minimum run time relay to
prevent short cycling.
Water pressure actuated switch having independent high and
low calibrated adjustments responsive to water pressure in
fire protection system.
Manual and automatic shutdown.
CHOOSE ONE FOR THE FOLLOWING PARAGRAPHS (POWER
SPEC EDITOR:
TRANSFER SWITCH FOR GENERATOR SET EMERGENCY POWER SOURCE OR
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
4
POWER TRANSFER SWITCH FOR SECOND UTILITY EMERGENCY
SOURCE) DEPENDING ON TYPE OF EMERGENCY POWER SOURCE.
2.5
POWER
POWER TRANSFER SWITCH FOR GENERATOR SET EMERGENCY POWER SOURCE:
A.
The power transfer switch shall be housed within the fire pump
controller enclosure or in a NEMA Type 12 (IEC IP55) drip-proof
enclosure attached directly to the fire pump controller.
Where
the power transfer switch is provided in an attached enclosure,
the enclosures shall be fitted so that the assembly constitutes a
single unit. The fire pump controller/power transfer switch shall
be factory assembled, wired and tested as a unit prior to shipment.
B.
The power transfer switch shall include a motor rated disconnect/isolating switch capable of interrupting the motor locked rotor current. The disconnect/isolating switch shall be mechanically interlocked so that the enclosure door cannot be opened with
the handle in the ON position except by a hidden tool operated defeater mechanism. The disconnect/isolating switch shall be capable of being padlocked in the OFF position with up to three padlocks for installation and maintenance safety, and shall also be
capable of being locked in the ON position.
The enclosure door
shall have a locking type handle and three-point cam and roller
type vault hardware.
C.
Provide an auxiliary contact on the transfer switch to prevent
starting of the emergency generator set when the transfer switch
or the main fire pump controller are being serviced.
D.
The transfer switch circuitry shall be capable of sensing both the
normal power source and the emergency power source.
The normal
power source pickup shall be set at 95 nominal voltage. The emergency power source shall be set to pick up at 90 nominal voltage
and 95 nominal frequency. All voltage sensing, frequency sensing,
and time delays shall be field adjustable to accommodate individual installation requirements.
The transfer signal shall be delayed for one second, delaying the transfer and engine start signals so as to compensate for momentary, normal power outages. An
automatic delay of three seconds shall be provided upon transfer
to or from the emergency power source to allow the motor to slow
sufficiently, preventing line disturbances that could trip either
the generator set or fire pump circuit breakers.
E.
The transfer switch shall have TRANSFER SWITCH NORMAL, TRANSFER
SWITCH EMERGENCY and EMERGENCY ISOLATING SWITCH OFF LED's, TEST
and TRANSFER BYPASS switches, an audible alarm device and SILENCE
ALARM pushbutton mounted on the flange of the enclosure. The power transfer switch shall be furnished with both normally open and
normally closed auxiliary contacts for an engine start signal when
normal power failure occurs.
Auxiliary contacts shall also be
provided and wired to terminals to indicate the transfer switch
position. The transfer switch shall be electrically operated and
mechanically held, and shall be capable of being operated by a
manual transfer mechanism located on the switch.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
5
2.6
POWER TRANSFER SWITCH FOR SECOND UTILITY EMERGENCY POWER SOURCE:
A.
The power transfer switch shall be housed within the fire pump
controller enclosure or in a NEMA Type 12 (IEC IP55) drip-proof
enclosure attached directly to the fire pump controller.
Where
the power transfer switch is provided in an attached enclosure,
the enclosures shall be fitted so that the assembly constitutes a
single unit. The fire pump controller/power transfer switch shall
be factory assembled, wired and tested as a unit prior to shipment.
B.
The power transfer switch shall include a motor rated combination
isolating disconnect switch/circuit breaker, mechanically interlocked and operated with a single, externally mounted handle.
When moving the handle from OFF to ON, the interlocking mechanism
shall sequence the isolating disconnect switch closed first, and
then the circuit breaker.
When the handle is moved from ON to
OFF, the interlocking mechanism shall sequence the circuit breaker
open first, and then the isolating disconnect switch.
C.
The isolating disconnect switch/circuit breaker shall be mechanically interlocked so that the enclosure door cannot be opened with
the handle in the ON position except by a hidden tool operated defeater mechanism. The isolating disconnect switch/circuit breaker
shall be capable of being padlocked in the OFF position for installation and maintenance safety, and shall also be capable of
being locked in the ON position without affecting the tripping
characteristics of the circuit breaker. The enclosure door shall
have a locking type handle and three-point cam and roller type
vault hardware.
D.
The circuit breaker trip curve adjustment shall be factory set,
tested and sealed for the connected full load amps of the motor.
E.
The fire pump controller/power transfer switch shall have data
logging capability for historical operation recording and to aid
in annual test, service and trouble shooting.
The data logging
shall be accessible by front mounted interface panel and also by
saving to file. The file shall be in text (.txt) format and easily readable by most common text editing or word processing software. The circuit breaker shall be capable of being field tested
to verify actual pick up, locked rotor, and instantaneous trip
points after field installation without disturbing incoming line
and load conductors.
F.
The transfer switch circuitry shall be capable of sensing both the
normal power source and the emergency power source.
The normal
power source pickup shall be set at 95 nominal voltage. The emergency power source shall be set to pick up at 90 nominal voltage
and 95 nominal frequency. All voltage sensing, frequency sensing,
and time delays shall be field adjustable to accommodate individual installation requirements.
The transfer signal shall be delayed for one second, delaying the transfer signal so as to compensate for momentary, normal power outages.
An automatic delay
of three seconds shall be provided upon transfer to or from the
emergency power source to allow the motor to slow sufficiently,
preventing line disturbances that could trip either the transfer
switch or fire pump circuit breakers.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
6
G.
2.7
The transfer switch shall have TRANSFER SWITCH NORMAL, TRANSFER
SWITCH EMERGENCY and EMERGENCY ISOLATING SWITCH OFF LED's, TEST
and TRANSFER BYPASS switches, an audible alarm device and SILENCE
ALARM pushbutton mounted on the flange of the enclosure. To aid
servicing, no indicating lights or switch devices shall be mounted
on the enclosure door.
Auxiliary contacts shall be provided and
wired to terminals to indicate the transfer switch position. The
transfer switch shall be electrically operated and mechanically
held, and shall be capable of being operated by a manual transfer
mechanism located on the switch.
ALARM PANEL:
RETAIN THIS PARAGRAPH ONLY WHEN A REMOTE ALARM
SPEC EDITOR:
PANEL IS REQUIRED.
A.
NEMA ICS 6, Type 1 wall-mounting-type panel (or integral with main
controller) with audible and visible alarms matching type controller used. Provide following features and manufacturer's standard
features:
1.
2.
3.
4.
2.8
A.
HORIZONTAL FIRE PUMP ACCESSORY FITTINGS
Provide the following accessory fittings, matching fire pump suction and discharge ratings, as required for fire pump capacity
rating:
1.
2.
3.
4.
5.
2.9
Motor operating condition.
Loss of line power.
Phase reversal.
Low water pressure alarm.
Automatic air release valve.
Casing relief valve.
Suction and discharge pressure gages.
Eccentric tapered reducer at suction inlet.
Concentric tapered reducer (increaser) at discharge outlet.
PRESSURE MAINTENANCE (JOCKEY) PUMPS
A.
Base-mounted, factory-assembled, and factory-tested, of pump
types, capacities, and electrical characteristics indicated.
Close-coupled pressure maintenance pumps are exempt from basemounted requirement.
B.
Pressure maintenance pumps shall furnish not less than rated capacity at not less than total rated head indicated.
C.
Cast-iron pump casing with suction and discharge connections of
size indicated, threaded, or flanged and machined to ANSI B16.1
dimensions, and 125-psi minimum pressure rating, except where 250psi rated flanges are indicated.
1.
2.
3.
D.
Impeller: Bronze or stainless steel.
Shaft: Stainless steel.
Seals: Mechanical.
Multi-Stage Pressure Maintenance Pumps:
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
7
1.
E.
2.10
A.
Multi-stage, centrifugal, vertical construction, base mounting.
Electric Motor: NEMA MG 1, open drip proof, squirrel cage, induction motor, complying with NFPA 20 fire pump motor requirements
and NFPA 70, and wiring compatible with controller.
Motor shall
meet requirements of Section 220513 - Motors.
PRESSURE MAINTENANCE (JOCKEY) PUMP CONTROLLERS
Combined automatic and non-automatic operation, UL listed, factory-assembled and wired, and factory-tested, of types, capacities,
electrical characteristics, and with features indicated, for electric motor drive pressure maintenance pump service.
1.
Type:
Across the line.
MODIFY PARAGRAPH BELOW AS REQUIRED.
SPEC EDITOR:
SYSTEM IS NOT UL.
2.
Standard: UL 508.
SPEC EDITOR:
MODIFY PARAGRAPH
ENCLOSURE TO BE ALLOWED.
BELOW
WHERE
DELETE IF
NEMA
TYPE
1
B.
Enclosure:
wiring.
C.
Provide controls, devices, alarms, functions,
listed in NFPA 20, and the specific items listed.
D.
Size controller for scheduled horsepower and provide the following
items:
1.
2.
3.
4.
5.
NEMA ICS 6, Type 2, wall mounted, for field electrical
and
operations
DELETE FEATURES BELOW NOT WANTED AND ADD OTHER
SPEC EDITOR:
OPTIONS WANTED.
SEE MANUFACTURERS' CATALOG LITERATURE FOR
VARIOUS OPTIONS.
Fusible disconnect switch.
Pressure switch.
"HAND-OFF-AUTO" selector switch.
Pilot light.
Running period timer.
E.
Mounting:
F.
Controller Sensing Pipes:
Provide nonferrous metal sensing piping, 1/2-inch size, with 1/2-inch globe valves for testing mechanism of controller, from system to pump controller, as indicated.
Provide bronze check valve with 3/32-inch orifice in clapper or
ground-face union with non-corrosive diaphragm having 3/32-inch
orifice.
1.
2.11
A.
Wall type for field electrical connections.
Fabricate pipe and fittings in accordance with NFPA 20.
PRESSURE MAINTENANCE PUMP ACCESSORIES
Provide following accessory fittings, matching pressure maintenance pump suction and discharge ratings, as required for pump capacity rating:
1.
2.
Casing relief valve.
Suction and discharge pressure gages.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
8
SPEC EDITOR: COORDINATE CONCRETE WORK WITH DIVISION 3. DELETE
ARTICLE BELOW IF EQUIPMENT PADS ARE INCLUDED IN DIVISION 3.
COORDINATE SIZE AND LOCATION OF CONCRETE PADS ON THE DRAWINGS.
VERIFY STRUCTURAL REQUIREMENTS WITH A STRUCTURAL ENGINEER.
VERIFY STRENGTH REQUIREMENTS FOR CONCRETE AND REINFORCING
MATERIALS, SPACING, AND PLACEMENT.
2.12
EQUIPMENT BASES
A.
Construct concrete equipment pads of dimensions per manufacturers
requirements, minimum 6" on all sides. Form concrete pads by using framing lumber with form release compounds. Chamfer top edge
and corners of pad.
B.
Concrete:
1.
2.
3.
4.
C.
Cement: ASTM C 150, Type I.
Fine Aggregate: ASTM C 33, sand.
Course Aggregate: ASTM C 33, crushed gravel.
Allow concrete to cure before installation of equipment.
Reinforcement:
1.
2.
3.
2.13
Portland cement mix, 4,000 psi:
Steel conforming to the following:
Fabric: ASTM A 185, welded wire fabric, plain.
Reinforcement Bars: ASTM A 615, Grade 60, deformed.
Install reinforcing, tied to frame, and place anchor bolts
and sleeves using manufacturer's installation template.
FLOW MEASURING SYSTEMS
DELETE BELOW WHERE FLOW MEASURING SYSTEMS ARE
SPEC EDITOR:
NOT ACCEPTABLE TO LOCAL AUTHORITIES FOR FLOW TESTS.
U OF M
PREFERENCE IS FOR 'ANNUAL' PITOT TESTS.
USE IN APPROPRIATE
AREAS.
A.
Fire
flow
ity,
ing,
pump flow measuring systems shall be FM approved, indicate
in gpm to not less than 175 percent of fire pump rated capacand consist of a sensing element of size to match pipe, tubflow meter, and fittings.
B.
Pressure Rating:
C.
Sensing Element:
sensor.
D.
Flow Meter: Compatible with flow sensing element and direct reading in gpm; dial not less than 4-1/2 inches in diameter or equivalent.
175 psi minimum.
Venturi, annular probe, or orifice plate flow
SPEC EDITOR: SELECT FROM 2 OPTIONS BELOW.
Permanently Mounted:
Flow meter suitable for wall mounting
with copper tubing for connecting to flow sensing element.
2.
Portable:
Flow meter, with two 12-foot hoses, in carrying
case with handle.
1.
E.
Provide flow-measuring systems complete with operating instructions.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
9
2.14
A.
SOURCE QUALITY CONTROL
Factory Shop Tests:
Hydrostatically test and test run each pump
prior to shipment. Test at 150 percent of shut-off head plus suction head, but not less than 250 psig.
Produce certified test
curves showing head capacity and brake horsepower of each pump.
Advise Owner to enable witnessing of the shop tests at Owner's option.
PART 3 - EXECUTION
3.1
EXAMINATION
A.
Examine areas, equipment foundations, and conditions with Installer present, for compliance with requirements for installation and
other conditions affecting performance of fire pumps. Do not proceed with installation until unsatisfactory conditions have been
corrected.
B.
Examine fire protection piping systems to verify actual locations
of piping connections prior to installation.
3.2
INSTALLATION OF FIRE PUMPS
A.
Comply with the manufacturer's written installation and alignment
instructions and with NFPA 20 and FM standards.
B.
Install pumps in locations indicated and arrange to provide access
for periodic maintenance, including removal of motors, impellers,
couplings, and accessories.
C.
Support pumps and piping independently so that the weight of the
piping system does not rest on pumps.
D.
Set base-mounted pumps on concrete foundations.
Disconnect coupling halves before setting.
Do not reconnect couplings until
alignment operations have been completed.
1.
2.
Support pump base plate on rectangular metal blocks and
shims, or on metal wedges having a small taper, at points
near the foundation bolts to provide a gap of 3/4 to 1-1/2
inches between the pump base and the foundation for grouting.
Adjust the metal supports or wedges until the shafts of the
pump and driver are level. Check the coupling faces and suction and discharge flanges of the pump to verify that they
are level and plumb.
E.
Provide piping accessories, hangers, supports and anchors, valves,
meters and gages, and equipment supports as required for complete
installation.
F.
Provide housekeeping pad for all floor mounted controllers.
G.
Electrical Wiring: Install electrical devices furnished by manufacturer but not specified to be factory-mounted. Furnish copy of
manufacturer's wiring diagram submittal to Electrical Installer.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
10
1.
3.3
Verify that electrical wiring installation is in accordance
with manufacturer's submittal and installation requirements
of Division 26 sections.
Do not proceed with equipment
start-up until wiring installation is acceptable.
ALIGNMENT
A.
Align pump and driver shafts after complete unit has been leveled
on foundation and after grout has set and foundation bolts have
been tightened.
B.
After alignment is correct, tighten the foundation bolts evenly
but not too firmly.
Fill the base plate completely with nonshrink, nonmetallic grout, with metal blocks and shims or wedges
in place.
After grout has hardened, fully tighten foundation
bolts. Check alignment and take corrective measures required.
C.
Make piping connections,
measures required.
1.
2.
3.4
check
alignment,
and
take
corrective
Adjust alignment of pump and driver shafts for angular and
parallel alignment by one of the two methods specified in the
Hydraulic Institute "Centrifugal Pumps - Instructions for Installation, Operation and Maintenance."
Alignment tolerances shall meet manufacturer's recommendations.
CONNECTIONS
A.
General: Install valves of types and at locations indicated, that
are same size as the piping connecting the fire pump, bypass, test
header, and other piping systems.
B.
Install suction and discharge pipe sizes equal to or greater than
the diameter of fire pump nozzles.
C.
Install pressure gages on the suction and discharge of each pump
at the integral pressure gage tappings provided.
SPEC EDITOR:
ARE NOT USED.
OMIT PARAGRAPH BELOW IF FLOW MEASURING SYSTEMS
D.
Install flow meters and sensing elements where indicated. Install
connections, tubing, and fittings between flow sensing elements
and meters as prescribed by manufacturer's installation instructions.
E.
Electrical
sections.
3.5
wiring
and
connections
are
specified
in
Division 26
FIELD QUALITY CONTROL
A.
Manufacturer's Field Service: Provide the services of a factoryauthorized service representative to supervise field assembly of
components, installation of fire pump units and pressure maintenance pump units, including piping and electrical connections,
field acceptance tests, and to report test results in writing.
B.
Check suction lines connections for tightness to avoid drawing air
into the pump.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
11
MODIFY PARAGRAPH BELOW TO SUIT PROJECT
SPEC EDITOR:
REQUIREMENTS.
HOWEVER; RETAIN COMPLIANCE WITH NFPA 20.
NORMALLY FIELD ACCPTANCE TESTS ARE PERFORMED FOR OWNER,
INSURANCE
UNDERWRITER,
LOCAL
FIRE
OFFICALS,
AND
REPRESENTATIVES OF THE AUTHORITY HAVING JURISDICTION, AND PUMP
AND CONTROLLER REPRESENTATIVES.
C.
3.6
A.
Perform field acceptance tests of each fire pump unit (fire pump,
driver, and controller) and system piping, when installation of
fire pump units is complete.
Comply with operating instructions
and procedures of NFPA 20 to demonstrate compliance with requirements.
Where possible, field correct malfunctioning equipment,
then retest to demonstrate compliance.
Replace equipment that
cannot be satisfactorily corrected or that does not perform as
specified and as indicated, then retest to demonstrate compliance.
Verify that each fire pump unit performs as specified and as indicated.
COMMISSIONING
Start-Up Services, General:
Provide the services of a factoryauthorized service representative to provide start-up service and
to demonstrate and train Owner's maintenance personnel as specified below. Training will not occur at time of start-up.
1.
2.
3.
4.
Test and adjust controls and safeties.
Replace damaged and
malfunctioning controls and components.
Train Owner's maintenance personnel on procedures and schedules related to start-up and shutdown, troubleshooting, servicing, and preventative maintenance.
Review data in Operating and Maintenance Manuals.
Refer to
Division 01 Section "Project Closeout."
Schedule training with at least 7 days' advance notice after
factory-authorized
service
representative
has
performed
start-up and forwarded a copy of the start-up report to the
Owner.
WHERE FIRE PUMPS MUST BE TESTED AND WATER
SPEC EDITOR:
WASTED, A PLACE FOR DISPOSAL OF LARGE QUANTITIES OF TEST WATER
MUST BE ARRANGED. IF SPECIFIED FLOW MEASURING SYSTEM WILL BE
ADEQUATE FOR TESTS, THEN DELETE PARAGRAPH BELOW. DELETE TEST
HEADER, MANIFOLD, AND FIRE HOSE VALVES IN PART 2 OF THIS
SECTION, ONLY IF APPROVED BY LOCAL FIRE AUTHORITY.
MODIFY
BELOW TO SUIT PROJECT CONDITIONS.
OWNER MAY WANT TO RETAIN
FIRE HOSES.
THEN FIRE HOSES SHOULD BE NEW, PARAGRAPH BELOW
MUST BE EDITED, AND FIRE HOSES ADDED TO PART 2 OF THIS
SECTION.
5.
Provide fire hoses in number, size, and of length as required
to reach a storm drain or other acceptable locations for the
disposal of fire pump test water.
These fire hoses are for
use during field acceptance tests only and are not to become
property of the Owner.
B.
Final Checks Before Start-Up: Perform the following preventative
maintenance operations and checks before start-up:
1.
Lubricate oil-lubricated bearings.
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
12
2.
3.
4.
C.
Remove grease-lubricated bearing covers and flush the bearings with kerosene and thoroughly clean. Fill with new lubricant in accordance with the manufacturer's recommendations.
Disconnect coupling and check electric motor for proper rotation.
Rotation shall match direction of rotation marked on
pump casing.
Check that pump is free to rotate by hand.
If the pump is
bound or even drags slightly, do not operate the pump until
the cause of the trouble is determined and corrected.
Starting procedure for pumps:
1.
2.
3.
4.
5.
6.
Prime the pump, opening the suction valve, closing the
drains, and prepare the pump for operation.
Open the sealing liquid supply valve if the pump is so fitted.
Start motor.
Open the discharge valve slowly.
Observe the leakage from the stuffing boxes and adjust the
sealing liquid valve for proper flow to ensure the lubrication of the packing.
Do not tighten the gland immediately,
but let the packing run in before reducing the leakage
through the stuffing boxes.
Check the general mechanical operation of the pump and motor.
END OF SECTION 213113
BuildingName
The Description of the Project
P00000000 0000
Issued for:BID 213113 - -
13
Was this manual useful for you? yes no
Thank you for your participation!

* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project

Download PDF

advertisement