Gree Versati III GRS-CQ4.0Pd/NhH2-E Owner's Manual page 48

Air-to-water Heat Pump Split Versati
(4) GRS-CQ8.0Pd/NhH-M, GRS-CQ10Pd/NhH-M
Silk screen
X1/ X2/X3
X4/ X5/X6
X7/ X8/X9
U/V/W
PWR
COMM
DC-BUS
(5) GRS-CQ12Pd/NhH-E, GRS-CQ14Pd/NhH-E, GRS-CQ16Pd/NhH-E
DC-BUS1
COMP
Silk screen
AC-L
N
L1-1
W
V
U
DC-BUS
X7 X8 X9
Three-phase power input
To one end of the reactor (input)
To the other end of the reactor (output)
Connection terminal of the compressor
Input port of the switching power
UART communication interface
Discharge terminals
COMM
DC-BUS
L-OUT Live line input of the filter board
N-OUT Neutral line input of the filter board
To PFC inductor brown line
X4 X5 X6
Introduction
Introduction
44
SPLIT TYPE
PWR
COMM
X1
X2
X3
PWR
L2-1
L1-2
L2-2
N
L1-1
AC-L