Technical information and reports
AW 4 | 5 | 7 OR-S – 6721866761 (2023/06)
26
10.4 Wiring diagram
10.4.1 Circuit diagram
Fig. 45 Circuit diagram inverter
[EA0] Drip tray heater
[EA1] Heating cable (accessory)
[ER1] Compressor
[MR1] High pressure switch
[F1] Fuse 2A
[FE3] Temperature switch
[R1] Relay for drip tray heater and heating cable
[1] Power supply 230 V 1N~
[2] Power supply to heating cable
[3] CANBUS from IDU
[4] Modbus from I/O module XCU-SRH (XCU-HP)
[5] Power supply to I/O-module XCU-SRH (XCU-HP) 230V 1N~
U
VW
M
U
VW
M
Inverter drive
U
VW
DC-choke
MR1
ER1
MODbus
GND
I/O-modul
PE
L1
230V 1N~
7kW
N
MODA
MODB
L
N
I/O-modul
12V
PE
1F1
1N
L
Vcc
H
GND
230V 1N~
EMI filter
FE3
EA0
EA1
R1
L1
N
1L1
1N
PE
2L1
2N
L1 N PE
M
FAN
PE
PE
F1
3L12F1
7kW
2
1
3
4
5
0010039857-002