GENERAL The fire pump, driver, controller, and accessories shall all be furnished by the pump manufacturer. The pumping unit shall be listed by Underwriters’ Laboratories, Inc. (UL) and/or Factory Mutual Research Corp. (FM). The pumping unit shall also meet the requirements of the National Fire Protection Association, pamphlet No. 20 (NFPA 20), and be acceptable to the authority having jurisdiction. FIRE PUMP The fire pump shall be rated at GPM, when operating at its rated differential head of PSI. The fire pump shall deliver not less than 150% of the rated capacity at a pressure not less than 65% of the rated head. The shutoff head shall not exceed 140% of the rated head. Suction pressure at the pump inlet is expected to be PSI. The pump shall be a horizontal split case, double suction, bronze fitted centrifugal pump mounted on a common baseplate with the pump driver complete with coupling and coupling guard. The pump shall have a common horizontal centerline between the suction and discharge connections. The suction and discharge connections are also the same size, thus elimination the need for pipe increasers and decreasers. The pump shall be a R-B Pump model covered by a 5-year warranty. PUMP ACCESSORIES The following accessories shall be furnished by the pump manufacturer. The fittings, which are subject to pump discharge pressure, shall be rated for 125 PSI (250 PSI) ANSI B16.1 pressure operation. ____ Automatic Air Release Valve ½’ ____ Suction & Discharge Gauges with 3 ½” dials ____ Casing Relief Valve, ¾” Adjustable ____ Eccentric Suction Reducer ___”x___” ____ Concentric Discharge Increaser ___”x___” ____ Ball Drip Valve ½” ____ Drip Rim Baseplate ____ Package Mounted ____ Hose Valve Header ___”, with ____ Hose Valve, Caps and Chains ____ R-B Venturi Flow Meter, UL or FM approved, Meter Reading in GPM, Flow Sensor, accessories ____ Main Relief Valve ___” with ___”x___” open or enclosed waste cone ELECTRIC MOTOR The electric motor driver for the fire pump shall be a standard NEMA design B, open drip-proof, 1.15 service factor, squirrel cage induction motor with grease lubricated ball bearings. The motor shall be UL listed for fire pump service. The locked rotor current shall not exceed the values specified in NFPA 20. The motor shall be ____ Hp @ _ rpm wound for ___ volt, __ Phase, ___ cycle operation as required by the fire pump. ELECTRIC MOTOR CONTROLLER The controller shall be UL listed and FM approved for fire pump service and shall meet or exceed all the requirements of the latest edition of NFPA 20 and the National Electric Code (NFPA 70). The controller shall be of the combined manual and automatic type designed for: ____ Across the Line Starting ____ Reduced Voltage Starting ____ Limited Service Starting type operation having the same horsepower, voltage, phase, and frequency rating as the motor. The circuit breaker interrupting capacity shall not be less than: ____ 42,000 AIC sym. (for 208-240V) ____ 30,000 AIC sym. (for 380-480V) ____ 22,000 AIC sym. (for 550-600V) ____ or special _________ AIC The controller shall contain but not be limited to the following components: Isolating switch (not provided on limited service controllers) Circuit breaker, of appropriate size & rating Motor starter, for automatic & manual starting Power on pilot light, start & stop pushbuttons Contacts for remote indication of “Pump Run”, “Loss of Power”, and “Phase Reversal” 0-300 PSI pressure switch with adjustable settings Control relays & control circuit transformer Running period timer set for 10 minutes (may be deleted) Emergency run handle with mechanical latch Optional features shall also be provided as listed below: ____ Automatic transfer switch for transfer to an alternate power source, assembled as part of the controller. ____ Pressure recorder UL/FM with battery backup ____ Low suction pressure alarm & shutdown panel with automatic or (manual) reset ____ Special enclosure (standard NEMA 2) NEMA 3R ___, 12 ___, 4 ___, 4X ___ ____ Extra auxiliary contacts ____ Space heater with thermostat or humidistat ____ 0-600 PSI pressure switch ____ Remote alarm panel, visual & audible ____ Built-in alarm panel ____ Sequential start ____ Package mounted. Controller mounted on pump base & wired to motor DIESEL DRIVEN The diesel engine driver shall be a model _______ rated for _____ Hp @ ______ rpm and shall be UL listed & FM approved for fire pump service & shall meet or exceed all the requirements of NFPA 20. The engine shall have a HP rating equal to or greater than the maximum BHP requirement of the fire pump when operating at any point on its performance curve. The engine shall be equipped with the following standard features: Governor to regulate engine speed within 10% Over speed shutdown device with manual reset Battery contactors Alternator or generator for battery recharging Heat exchanger cooling system Raw water cooling line as per NFPA 20 Battery rack and cables Instrument panel with tachometer, oil pressure gauge, temperature gauge, and hour meter Dual set batteries Junction box with numbered terminals to correspond with terminals in controller Fuel tank ____ Gallon Single Wall ___ Double Wall ___ Fuel system Exhaust silencer ___ Industrial ___ Residential ___ Critical Grade DIESEL ENGINE CONTROLLER The engine controller shall be UL listed and FM approved for fire pump service and shall meet or exceed the requirements of NFPA 20. The controller shall provide complete automatic and manual operation of the diesel engine including automatic weekly testing. Standard features shall include the following items: Dual battery chargers, Selector switch, 0-300 PSI pressure switch, Pressure recorder Visual signals with common alarm for each of the following conditions: Low oil pressure, High water temperature, Failure to start, Over speed shutdown, Battery 1 or 2 failure Automatic cranking cycle with 6 cranking attempts alternating between both battery sets. Separate terminals to signal the following conditions: Engine running, Selector Mis-set, Trouble on engine or controller. Options to be furnished as follows: ____ Remote start ____ AC power failure start ____ Sequential start ____ 0-600 PSI pressure switch ____ Special enclosures (NEMA 2 standard) NEMA 3R ___ 12 ___ 4 ___ 4X___ Additional visual & audible alarms in controller: ____ Low fuel level ____ Low pump house temperature ____ Low suction pressure (switch by others) ____ Reservoir low (switch by others) Additional remote contacts to signal the following conditions: ____ Failure to start ____ Low oil pressure ____ High water temperature ____ Over speed ____ Battery 1 failure ____ Battery 2 failure ____ AC or charger failure Remote alarm panel with “power on light” & visual & audible indication of: Engine running, Engine trouble, Selector switch mis-set ____ Additional contacts for added alarms JOCKEY PUMP A jockey pump shall be furnished to provide GPM at PSI with a suitable electric motor wound for phase, cycle, volt operation. If the pump shutoff pressure exceeds the working pressure of the system, or a regenerative turbine or positive displacement pump is supplied, a suitable casing relief valve shall be supplied. JOCKEY PUMP CONTROLLER The jockey pump controller shall incorporate a magnetic starter, H-O-A selector switch, fusible disconnect, and a pressure switch having a range of 0-300 PSI minimum. The unit shall be completely wired and assembled in a suitable enclosure with access door. Accessory features are to be furnished as listed below: ____ Circuit breaker ____ Control transformer ____ 0-600 PSI pressure switch ____ Special enclosure (Standard NEMA 1 or NEMA 2 depending on manufacturer), NEMA 3R ____ 12 ___ 4 ___ 4X___ FACTORY PERFORMANCE TEST The fire pump shall be hydrostatically tested to one and a half times the shutoff pressure of the pump but in no case less than 250 PSI. Each fire pump shall also be given a complete performance test. A certified performance curve shall be prepared for each fire pump after testing is completed. All factory testing will be in accordance with UL/FM and NFPA-20 requirements. All controllers shall be completely tested before shipment from their manufacturer. FIELD ACCEPTANCE TEST A field acceptance test shall be conducted upon completion of the fire pump installation. The test shall be conducted as recommended in NFPA 20 in the presence of the authority having jurisdiction. A field performance characteristic curve shall be produced and compared for verification to the factory performance curve.