F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
F04B 49/06 (2006.01) F04B 47/06 (2006.01) F04D 13/08 (2006.01) F04D 15/00 (2006.01) H02K 7/14 (2006.01)
Patent
CA 2707269
Embodiments of the invention provide a variable frequency drive system and a method of controlling a pump driven by a motor with the pump in fluid communication with a fluid system. The drive system and method can provide one or more of the following: a sleep mode, pipe break detection, a line fill mode, an automatic start mode, dry run protection, an electromagnetic interference filter compatible with a ground fault circuit interrupter, two- wire and three-wire and three-phase motor compatibility, a simple start-up process, automatic password protection, a pump out mode, digital input/output terminals, and removable input and output power terminal blocks.
Baase Gary Thomas II
Berthelsen Lars Hoffmann
Fink Rasmus
Genaw William James
Holm Martin Skov
Danfoss Low Power Drives A. Division Of Danfoss Drives A/s
Finlayson & Singlehurst
Sta-Rite Industries Llc
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