Chrysler LLC Construction Specification Masters
12/6/07
SECTION 13920 – HORIZONTAL FIRE PUMPS
PART 1 - PART 1 - GENERAL
1.1 1.1 SUMMARY
- A Horizontal mount, axially split case, fire pumps, with diesel engine driver, electric motor driver and accessories.
- B. Related Document: Chrysler Security Services, Fire Protection Engineering Standards, Standard #105, New Construction.
1.2 1.2 SYSTEM PERFORMANCE Requirements
- A. Pumps: Provide one 2000 GPM @ 137 psi rated diesel engine driven fire pump, one 2000 GPM @ 137 psi rated electric motor driven fire pump and one 25 GPM @150psi rated electric motor driven pressure maintenance (jockey) pump complying with these specifications and NFPA 20 - 1999. In addition, the fire pumps shall not exceed 142 psi @ 1800 gpm and 165 psi @ 0 gpm.
- Equipment Accessories: Provide one diesel engine control panel, one motor control panel, one diesel engine exhaust silencer and one 6-inch relief valve (for diesel engine driven pump) complying with these specifications and NFPA 20 – 1999.
- C. Pump, Equipment Accessory, and Piping Pressure Rating: 200 psig minimum, except where a higher rating is indicated.
1.3 SUBMITALS
A. General: Submit the following according to the Conditions of the Contract and Division 1 Specification Sections.
B. Product data for fire pumps and jockey pump. Include rated capacities of each selected model, performance curve with each selection point indicated, driver, pump controller, furnished specialties, and accessories plus weights (shipping and installed).
C. Product certificates signed by manufacturers of fire pumps, certifying that their products comply with specified requirements.
D. Test curves of fire pump manufacturer’s factory tests for each fire pump, and certificates signed by manufacturer verifying that the test results comply with specified requirements.
E. Welding procedure specifications for each welding process, welding procedure qualifications test records, and welder qualification test records complying with requirements specified in the "Quality Assurance" Article.
F. Shop drawings showing layout and connections for fire pump and pressure-maintenance pump. Show pumps, drivers, controllers, accessories, and piping. Include setting drawings with templates and directions for installation of foundation bolts, anchor bolts, and other anchorages.
1 Shop drawings shall be submitted to the following agencies:
Owner’s Broker Insurance Contact Global Risk Consultants
14058 Edgewood Street
Livonia, Michigan 48154-5334
Attention: Jim Faitel
Phone: 734 - 513-5070
Email:
Chrysler LLC Chrysler LLC
Chrysler Security Services
1000 Chrysler Drive
CIMS 485-01-52
Auburn Hills, MI 48326-2766
Attention: Neil Wainstock
Telephone: 248-512-4663
Fax: 248-512-4888
Architect/Engineer <Architect/Engineer Firm Name>
<Street Address>
<City, State and Zip Code>
Attention: Contact Person Name>
Telephone: <Number with Area Code>
Fax: <Number with Area Code>
Local Authority Having Jurisdiction <Name>
<Street Address>
<City, State and Zip Code>
Attention: Contact Person Name>
Telephone: <Number with Area Code>
Fax: <Number with Area Code>
G. Wiring diagrams detailing field-installed wiring for power, signal, and control systems.
H. Field-acceptance test data showing proper performance according to NFPA 20 and provisions specified.
I. Maintenance data for fire pump and pressure-maintenance pump to include in the “Operating and Maintenance Manual" specified in Division 1 Section "Project Closeout."
J. Maintenance data entry into the Chrysler Total Maintenance System (TMS) electronic database as specified in Division 1 Section “Total Maintenance System.”
1 .4 QUALITY ASSURANCE
A. Manufacturer Qualifications: Firms whose fire pumps, pressure maintenance pumps, drivers, controllers, and accessories are listed by product name and manufacturer in the UL "Fire Protection Equipment Directory" and comply with Industrial Risk Insurers criteria.
B. Comply with City of Toledo fire department standards pertaining to material, hose threads, and installation.
C Comply with requirements of NFPA 20 "Standard for the Installation of Centrifugal Fire Pumps” for fire pumps, drivers, controllers, accessories, and installation.
D. Comply with requirements of NFPA 70 "National Electrical Code" latest edition for electrical materials and installation.
E. Regulatory Requirements: Comply with provisions of the following:
1. ASME B31.9 "Building Services Piping" for water supply and drain piping materials, products, and installation.
2. ASME “Boiler and Pressure Vessel Code," Section IX, "Welding and Brazing Qualifications" for qualifications for welding processes and operators.
F. Manufacturer’s Factory Tests: Perform factory test for fire pumps per NFPA 20.
G. Design Criteria: Drawings indicate approximate sizes, profiles, connections, and dimensional requirements of fire pump and pressure-maintenance pump and are based on specific manufacturer types and models indicated. Pump having equal performance characteristics by other manufacturers may be considered provided that deviations in dimensions and profiles do not change the design concept or intended performance as judged by the Architect/Engineer. The burden of proof for equality of units is on the proposer.
1.5 DELIVERY, STORAGE, AND HANDLING
A. Preparation for Shipping: After assembling and testing fire pump and pressure-maintenance pump, clean flanges and exposed machined metal surfaces and treat with an anticorrosion compound. Protect flanges, pipe openings, and nozzles with protective covers and coatings.
B. Provide instructions to the installing contractor to ensure their awareness of the following requirements:
1. Store fire pumps, jockey pump, drivers, controllers, and accessories in a clean dry place.
2. Retain shipping flange protective covers and protective coatings during.
3. Protect bearings and couplings against damage from sand, grit, or other foreign matter.
4. Comply with manufacturer's rigging instructions for handling.
5. For extended storage, dry internal parts with hot air or vacuum-producing device to prevent rusting. Upon drying, coat internal parts with protective liquid, such as light oil. Dismantle bearings and couplings, dry and coat with acid-free heavy oil, and then tag and store in a dry location
PART 2 - PRODUCTS
2.1 MANUFACTURERS
A. Manufacturers: Subject to compliance with requirements, provide products by one of the following:
1. Horizontal Fire Pump:
a. Aurora Pump, General Signal Corp.
b. Fairbanks Morse Pump Div., Colt Industries.
c. ITT A-C Pump, lTT Fluid Technology Corp.
2. Diesel-Engine Fire Pump Drivers:
a. Caterpillar, Inc.
b. Clarke GM Diesel, Inc.
c. Cummins Engine Co; Inc.
3. Electric Motor Fire Pump Drivers:
a. Baldor
b. General Electric
c. Reliance
d. Siemens
e. U.S. Motors
4. Multistage, Jockey Pump:
a. Grundfos Pumps Corp.
5. Pump Controllers:
a. Firetrol, Inc.
b. Hubbell Industrial Controls, Inc.
c. Joslyn Clark Controls, Inc. Subsid., Joslyn Corp.
d. Master Control Systems, Inc.
e. Metron, Inc.
2.2 FIRE PUMPS
A. Description: Centrifugal, horizontally mounted, single-stage, double-suction type, UL 448, factory-assembled and tested, bronze-fitted, axially split case, double row ball thrust bearing complete with lock washer and threaded locknut (no snap rings) of capacities and characteristics indicated. The pump shall be designed for 175 psig minimum working pressure and shall be of standard industrial quality and completely interchangeable with manufacturer’s other pumps.
B. Characteristics: Capable of furnishing not less than 150 percent of rated capacity at not less than 65 percent of total rated head. Shutoff head shall not exceed 140 percent of total rated head.
C. Casing Construction: Axially split case, centrifugal design; cast-iron pump casing with suction and discharge flanges machined to ASME B16.1 dimensions, and 125-psig pressure rating. Upper half of casing must be removable without disturbing packing area for inspection of entire interior of pump.
D. Irnpeller Construction: Statically and dynamically balanced, of construction to match fire pump, fabricated from cast bronze, keyed to shaft. Shaft sleeve shall be held in compression by outside sleeve nuts. The shaft shall not be threaded inside the pump casing.
E. Wear (Inboard and Outboard) Bearings: Replaceable bronze.
F. Pump Shaft and Sleeve: Steel shaft with bronze sleeve held in compression by outside sleeve nuts.
G. Pump Shaft Bearings: Grease-lubricated ball bearings contained in cast-iron housing without opening pump casing.
H. Seals: Stuffing box with minimum of 4 rings of graphite-impregnated braided yam with bronze lantern ring between center 2 graphite rings, and bronze packing gland. Stuffing boxes shall not be split but machined of one concentric piece to ease sealing. Pump upper half casing must be removable without disturbing packing area for inspection of entire exterior of pump.
I. Pump Couplings: Falk T-10 or other FM approved flexible metallic coupling only, capable of absorbing torsional vibration and shaft misalignment, with metal coupling guard.
J. Finish: Manufacturer's standard red paint applied to factory-assembled and tested units before shipping.
K. Nameplates: Complete with capacities, characteristics, and other pertinent data.
L. Baseplate: Common baseplate for pump and driver.
2.3 DIESEL ENGINE DRIVER
A. Diesel Engine: Open type, horizontal shaft, UL1247 listed and FM approved for fire pump service. Provide the following accessories for automatic operation:
1. Emergency Manual Operator: Factory wired for standby engine starting and operation in case of main controller or wiring malfunction.
2. Engine Cooling System: Factory-installed water piping, valves, strainer, pressure regulator, heat exchanger, coolant pump, bypass piping, and fittings. Piping shall be black steel Sch 40 with 125# fittings.
3. Exhaust Connection: Flexible exhaust connector.
4. Exhaust Silencer: Residential type.
5. Engine-Jacket Water Heater: Factory-installed electric elements.
6. Dual Batteries: Lead-acid-storage type, providing 100 percent standby reserve capacity.
7. Guards: Factory installed flywheel and coupling housing guard.
B. Diesel Fuel Storage System:
1. An existing 300 gallon diesel storage tank is located on site and will be used with the diesel engine pump driver provided under these specifications. Existing vents, valves and level alarm initiation devices will be used with the existing tank. Equipment provided under this specification shall be fully compatible with the existing fuel storage equipment.
C. Diesel Engine Exhaust System
1. The exhaust from the engine shall be provided with an approved flexible connector and outside mounted horizontal silencer.
2. The exhaust piping (with insulation) that interconnects these two components shall be provided by the installing contractor in the field.
2.4 DIESEL ENGINE FIRE PUMP CONTROLLER
A. Description: Combined automatic and manual operation, 115 volt, UL 508 listed, assembled wired, and tested in the factory with the following features:
1. Automatic diesel engine pump controller shall conform to the requirements of NFPA 20 and FM Data Sheet 3-7 and shall be specifically approved for fire pump service. Panel shall be enclosed in a floor-mounted dust and moisture resistant housing with NEMA 12 gasketing.
2. Panel shall have a large door to allow access to all components, which may be completely serviced from the front, and include a full size handle and break glass panel for emergency access. There shall be a swing out relay panel allowing easy access to all wiring for inspection or repairs.
3. Controller shall be provided with a four position selector switch for manual, off, automatic, and test and shall have two manual start push buttons which can be energized together to double cranking power.
4. A pressure switch with access to the internal connections without the use of tools shall be provided which on a drop in system pressure will cause the controller to open or close all circuits necessary to automatically start the engine. Pressure switch shall be adjustable and rated 10-300 psi and shall have independent high and low settings with a minimum differential of 6 psi.
5. Automatic engine start shall be by performing the following functions
a. Turn on fuel solenoid.
b. Open the cooling water solenoid valve.
c. Crank the engine in a series of crank-rest cycles automatically alternating between the dual batteries on each cycle.
d. Disconnect cranking motor upon engine start.
6. If the engine should fail to start after several cranking attempts, the controller shall disconnect all starting circuits. Provide audible and visual alarms to indicate high jacket water temperature and low lube oil pressure. Engine shall not shutdown for either of these faults.
7. To assure the engine will start in an emergency, the test position of the controller switch shall start the engine by reducing the water pressure to the pressure control switch in the controller.
8. Controller shall include a built-in battery charger that meets the latest requirements of NFPA #20. It shall consist of a single charger with an output for each battery and a common transformer. Charger shall have a current rating up to 25 amps. Individual volt and ammeters for each battery shall be panel mounted.
9. Controller shall have light emitting diode (LED) type pilot lights above each field wiring terminal point which is used for interconnection to the engine. These indicating lights shall make it possible to verify proper operation of all normal automatic and manual functions along with continuity of all dry contacts for remote alarms.
10. Provide automatic means of recording pressure in the system with seven (7) day charts to show system pressure and operation of the fire and jockey pumps.
11. Provide a weekly test program timer to start the engine automatically once a week at any particular day and time desired. Timer shall be solid state type with LCD display and battery backup rated for a minimum of 5 years.
12. Contacts are to be included for remote indication of selector switch not in automatic. There shall also be two (2) individual sets of contacts for pump running.
13. Alarm contacts shall be rated 600 V, minimum 10 amp, pilot duty. Additionally, they shall be suitable for direct switching of low energy alarm circuit of 6 VDC, minimum 10 milliamps, 0.6 VA minimum.
14. Individual pilot lights and alarm contacts shall be provided. These contacts shall be both normally open and normally closed and be electrically isolated for wiring with either remote alarm panels as supplied by the controller manufacturer as a minimum, show the following:
a. Low engine oil pressure
b. High engine jacket water temperature
c. Failure to start automatically
d. AC power or charger failure
e. Battery No. 1 failure
f. Battery No. 2 failure
g. Overspeed failure with shutdown
h. Low pump room temperature
i. Low fuel level
B. Nameplates: Provide nameplate complete with capacity, characteristics, approvals and listings, and other pertinent data on enclosure door.
C. Finish: Manufacturer's standard red paint applied to factory-assembled and -tested units before shipping.
C. Controller Sensing Pipes: Fabricate pipe and fittings according to NFPA20 with nonferrous-metal sensing piping, ½-inch size, with globe valves for testing controller mechanism from system to pump controller as indicated. Include two (2) bronze check valve with a 3/32-inch orifice in the clapper.