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In the case of a marine application, such as shafts may be used to power fire pumps. In aircraft applications, such an accessory drive may be used in conjunction with a constant speed drive. Jet aircraft have four types of PTO units: internal gearbox, external gearbox, radial drive shaft, and bleed air, which are used to power engine accessories.
A jockey pump, also known as a pressure-maintenance pump, is a small pump connected to a fire suppression system near the fire pump and is intended to maintain pressure in a fire protection piping system. These pumps recover pressures lost from gradual, slow pressure declines in a system due to temperature changes, trapped air escapement, or ...
The ship's principal fire suppression equipment comes in the form of four 5,000-US-gallon (19,000 L; 4,200 imp gal) per-minute water pumps. In addition to pumping water, the ship's firefighting apparatus can tap an integrated 6,000-US-gallon (23,000 L; 5,000 imp gal) foam tank for use against chemical-fueled fires. [ 2 ]
MetalCraft Marine (MCM) is an aluminium boat manufacturer located in Kingston, Ontario. In 2012, MCM opened a facility in Cape Vincent, New York after operating in Clayton, New York for many years. Founded in 1987 by Tom Wroe and Montgomery Smith, MCM has built vessels for organizations [ 1 ] and municipal fire departments.
Warner Lawrence has the capability to pump up to 38,000 US gallons per minute (2.397 m 3 /s) up to 400 feet (121.9 m) in the air; has 10 monitors. Its pumps are powered by two 1,575 horsepower (1,174 kW) pump engines. It has a fully equipped medical suite; can deploy a bucket and ladder to 50 feet (15 m) at up to 600 pounds (270 kg).
Some modern fireboats are capable of pumping tens of thousands of gallons of water per minute. An example is Fire Boat #2 of the Los Angeles Fire Department, the Warner Lawrence, with the capability to pump up to 38,000 US gallons per minute (2.4 m 3 /s; 32,000 imp gal/min) and up to 400 feet (122 m) in the air.
A few months later in July 2012, SAFE Boats International was selected to build the U.S. Coast Guard's new Cutter Boat-Over the Horizon-IV (CB-OTH-IV). SAFE boats will build over 100 CB-OTH-IV vessels over a seven-year period with delivery starting in 2013. The SAFE Boats CB-OTH-IV vessel was selected over three other competitors' vessels. [13]
The 50-foot (15 m) vessel, classified by the SFD as a "fast attack boat", has a flank speed of about 30 knots. [1] It is a FireStorm 50 model fireboat constructed by MetalCraft Marine of Kingston, Ontario. [2] The craft has an integrated 200-US-gallon (760 L; 170 imp gal) foam tank for use against chemically-fueled fires. [3]
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