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Can be Wired to Work in Either Pump Down (normally open) or Pump Up (normally closed) Applications (Single Pole
Programmable with 9-volt Battery Prior to Installation
water and sewage applications
Enhanced dirt holding capacity Nominally rated at 20 microns
Littelfuse 77C-KW/HP Pump Monitor Overload Relay 100-240V Single Phase 2-800FLA Manufacturers__Hydromatic Pump__Municipal__Submersible Sewage Ejector Pumps__SB3S Can be Wired to WorkLittelfuse 77C KW HP Pump Monitor Product Description The 77C KW HP and 77C LR KW HP are fully programmable pump protection relays which will monitor the voltage and current for high or low voltage, overload and underload conditions based on power, in one package. The underpower trip feature is desirable anytime the current vs. load characteristic is non linear or has little change. In general terms, smaller motors and slow speed motors have little