Gree GRS-CQ4.0Pd/NhG3-E

Air-to-water Heat Pump
40
MONOBLOC
TYPE
Silk Screen Introduction
CN8
1-pin:12V, 2-pin:B, 3-pin: A, 4-pin: ground, To the wired controller,
communication cable;
CN9
1-pin:+12V, 2-pin:B;
3-pin:A, 4-pin: ground
COM_ESPE1 1-pin:+3.3V, 2-pin:TXD, 3-pin:RXD, 4-pin:ground
COM_ESPE2 1-pin:+3.3V, 2-pin:TXD, 3-pin:RXD, 4-pin:ground
CN5 1-pin: ground, 2-pin:+18V, 3-pin:+15V
(3) For models below
GRS-CQ4.0Pd/NhG3-E GRS-CQ6.0Pd/NhG3-E GRS-CQ4.0Pd/NhG4-E GRS-CQ6.0Pd/NhG4-E
GRS-CQ8.0Pd/NhG3-E GRS-CQ10Pd/NhG3-E GRS-CQ12Pd/NhG3-E GRS-CQ14Pd/NhG3-E
GRS-CQ16Pd/NhG3-E GRS-CQ8.0Pd/NhG4-E GRS-CQ10Pd/NhG4-E GRS-CQ12Pd/NhG4-E
GRSCQ14Pd/NhG4-E GRS-CQ16Pd/NhG4-E
DC-BUS1
COMP
COMM
DC-BUS
PWR
L2-1
L2-2
N
L1-1
AC-L
L1-2
Silk Screen Introduction
AC-L L-OUT Live line input of the lter board
N N-OUT Neutral line input of the lter board
L1-1 To PFC inductor brown line
L1-2 To PFC inductor white line
L2-1 To PFC inductor yellow line
L2-2 To PFC inductor blue line
COMP Wiring board (3-pin)(DT-66BO1W-03)(variable-frequency)
COMM Communication interface[1-3.3V,2-TX,3-RX,4-GND]
DC-BUS DC-BUS Pin for electric discharge of the high-voltage bar during test
PWR Power input of the drive board [1-GND,2-18V,3-15V]
DC-BUS1 Pin for electric discharge of the high-voltage bar during test