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A booster pump is a machine which increases the pressure ... Variable speed pumps use pressure feedback to electronically control motor speed to maintain a reasonably ...
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 ...
Different types of pumps are suitable for different applications, for example: a pump's maximum lift height also determines the applications it can be used for. Low-lift pumps are only suitable for the pumping of surface water (e.g., irrigation, drainage of lands, ...), while high-lift pumps allow deep water pumping (e.g., potable water pumping ...
A variable-speed drive (VSD) air compressor is an air compressor that takes advantage of variable-speed drive technology. This type of compressor uses a special drive to control the speed ( RPM ) of the unit, which in turn saves energy compared to a fixed speed equivalent. [ 1 ]
An intelligent pump is a pump that has the ability to regulate and control flow or pressure. Typical advantages are energy savings , lifetime improvements and system cost reductions. Intelligent pumps are used in boilers and systems, temperature control , water treatment , industrial water supply , wash and clean, machining and desalination .
A 0.75 HP bore-well submersible pump which had been used to pump groundwater One style of submersible pump for industrial use. Outlet pipe and electrical cable not connected. A submersible pump (or electric submersible pump (ESP) is a device which has a hermetically sealed motor close-coupled to the pump body. The whole assembly is submerged in ...