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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 ...
Variable Speed Fire Pump Controllers were invented and released with a UL Listing for fire pump service in 2003 by Master Control Systems, Inc. [1] [2] Paragraph 10.5.5 in the 2003 edition of NFPA-20 recognized Variable Speed as an accepted method for operating the fire pump. Then in the NFPA-20 2007 edition, section 10.10 was added to clarify ...
Peerless Pump was acquired by FMC Corp. in 1932 and continued to assemble, sell and service pumps out of the Fresno facility. [5] In 1976 FMC Corp. sold Peerless Pump to Indian Head. In 2007, Peerless became a wholly owned subsidiary company of the Grundfos group of Denmark. By that time most operations had been consolidated to other locations.
[4] [5] In general, however, automatic fire suppression systems fall into two categories: engineered and pre-engineered systems. [6] Engineered fire suppression systems are design specific and most commonly used for larger installations where the system is designed for a particular application. Examples include large marine and land vehicle ...
The Dallas Cowboys are reeling heading into Sunday's divisional showdown with the Philadelphia Eagles. Quarterback Dak Prescott will be out at least four games and top receiver CeeDee Lamb could ...
By 1938 large numbers of the Coventry trailer pumps were being purchased by fire brigades, and demonstrated to ARP staff and members of the Auxiliary Fire Service. The "Coventry Climax trailer pump" was described as being capable of delivering 250–300 imperial gallons per minute (1,100–1,400 L/min).
Some staff members at the Food and Drug Administration are considering a quick exit as Robert F. Kennedy Jr.
The Federal Reserve on Thursday made its second rate cut of this year, with the decision coming less than two months after the central bank's surprise jumbo cut in September.. The Fed shaved ...