Zoeller 621-0030 Model GX621 Explosion Proof Sewage Pump 1.5 HP 460V 3PH 25' Cord 3" Horizontal Discharge Wastewater__Control Panels__3 Phase__Duplex__Hands Off Automatic Buttons (HOA) Current and Voltage Unbalance

Current and Voltage Unbalance

where five different light patterns distinguish between faults and normal conditions

The output relay reactivates after power line conditions return to an acceptable level and specified amount of time has elapsed (restart delay)

The pump's identification tag

T2C-150 1½" Inlet/Outlet: 0 to 78 US GPM (0 to 17

Zoeller 621-0030 Model GX621 Explosion Proof Sewage Pump 1.5 HP 460V 3PH 25' Cord 3" Horizontal Discharge Wastewater__Control Panels__3 Phase__Duplex__Hands Off Automatic Buttons (HOA) Current and Voltage UnbalanceZoeller Model GX621 Explosion Proof Sewage Pump Description This series of submersible pumps is designed for use in residential or commercial wastewater applications in Class I, Division 1, Group C and D environments. Each pump is FM CSA approved and features innovative motor and electrical enclosures that are designed to reduce the risk of vapor ignition both inside and outside the pump. Should vapors inside the electrical enclosures become ignited,