A-A-58005 Truck, Fire Fighting \(Telescoping Aerial Ladder And Work Platform\)This commercial item description \(CID\) covers an aerial ladder fire truck. It has a 6x4 chassis with a diesel engine and an automatic transmission; a cab for at least five seated persons with at least four doors; a 1,250 gallon per minute \(gpm\) fire pump; a water tank with a capacity of at least 150 gallons; hose storage areas; an aerial ladder with a permanently mounted waterway and work platform; ground ladders; and equipment compartments. The aerial ladder truck is intended to combat structural and associated fires, and to support fire fighting and rescue operations by positioning personnel, handling materials, providing continuous egress, or discharging water at positions elevated from the ground.

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A-A-58005C

shall have a 2�-inch gated discharge connection with National Hose threads on the front face

and two covered storage bins, each capable of holding 100 feet of 1�-inch double jacketed fire

hose. A vacuum relief valve and an automatic drain valve shall be provided on the aerial

waterway.

2.10 Line voltage electrical system.

2.10.1 Auxiliary generator. A minimum 15 kilowatt (KW) (continuous rating), 120/240 volt, 60

hertz, hydraulically driven generator shall be provided. The generator shall be activated from the

driver's position and shall have a monitor light to indicate operation. A governor shall regulate

engine speed to match the generator output to the connected load. Gauges shall monitor the

operation of the generator system and indicate the connected load. Access for maintenance shall

be provided above the generator. Individual circuit breaker tripping or failure shall not affect

operation of other active circuits.

2.10.2 Electrical shoreline connection. The battery charger/conditioner shall be powered from a

covered, three wire, straight blade, polarized, insulated, labeled, recessed, 120 volt, NEMA 5-

15P male plug inlet, in a weatherproof AC auto-eject receptacle. It shall be located on the

exterior of the vehicle, either adjacent to the driver's door or within 6 -inches of the left side front

corner of the body. The shoreline connection s location shall not pose a tripping hazard to

pedestrians walking by the vehicle when the shore line is connected. A weatherproof charge

meter shall be installed next to the receptacle. A 50 foot long, three wire, 15 amp rated, 120 volt,

AC power cable, with straight blade (non twist-lock), NEMA 5-15R and 5-15P style, in

accordance with NEMA WD-6, connectors, shall be provided. When equipped with a

winterization system, two identical receptacles and cables shall be provided; the receptacles shall

be clearly marked. The winterization system shall have a labeled activation switch with a pilot

light. When specified (see 6.2), the receptacle(s) and power cable(s) shall be for 220 volts in lieu

of 110 volts.

2.10.3 Distribution box. A weatherproof distribution box shall be located adjacent to the pump

operator's control panel. It shall have a minimum of seven 120 volt, 20 amp circuits, with ground

fault indicator (GFI) breakers, and two 240 volt, 50 amp circuits, with GFI breakers.

2.10.4 Receptacles. Two 120 volt AC, 20 amp, electrical outlets shall be provided, one at each

corner of the body. Each outlet shall have weatherproof cover(s) and shall provide L5-20R and

one duplex NEMA 5-20R receptacles. The receptacles shall be powered by the auxiliary

generator (see 2.10.1). See example provided below.