54 BOOSTER PUMP SYSTEM
BOOSTER PUMP SYSTEM N747D
1: IPA Inverter pump relacy A contact 13: I1RT Inverter 1 opertation recognition terminal
2: IPC Inverter pump relacy C contact 14: i01 Inverter 1 frequency setup current(4~20mA)
3: DPA pump relay A contact 15: IENA Inverter 1 pump relay A contact
4: DPC pump relay C contact 16: IENC Inverter 2 pump relay C contact
5: PENT Pump recognition terminal 17: rI1A Inverter 2 initializing relay A contact
6: PTHT Pump overload terminal 18: rI2C Inverter 3 initializing relay C contact
7: PRA Pump operation relay A contact 19: CG Earthing common terminal
8: PRC Pump operation relay C contact 20: VO1 Inverter 1 frequency setup voltage(0~10V)
9: PFA Pump operation Error A contact 21: FI1T Inverter 1 error recognition terminal
10: PFC Pump operation Error C contact 22: RI1A Inverter 1 operation relay A contact
11: NC Not in use 23: RI1C Inverter 1 operation relay C contact
12: CG
Common terminal of input
24: IENT Inverter 1 operation status recognition terminal
Pump option board
Inverter option board
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