25
9.3.2 1-phase for 4-16kW units
1) PCB A
，
4-10kW
，
Inverter module
2) PCB A
，
12-16kW
，
Inverter module
8
9
6
4
5
7
1
2
3
1
2
3
4
5
Assembly unit
Assembly unit
Coding
Coding
6
7
8
9
/
/
Port for fan(CN19)
Output port for +12V/9V(CN20)
Compressor connection port U
Compressor connection port V
Compressor connection port W
Reserved(CN302)
Port for communication with PCB B(CN32)
Input port L for rectifier bridge(CN501)
Input port N for rectifier bridge(CN502)
1
2
3
CN20
CN19
CN32
CN502
CN23
CN6
CN501
4
8
5
6
7
9
10
1
2
3
4
5
Assembly unit
Assembly unit
Coding
Coding
6
7
8
9
10
Port for fan(CN19)
Output port for +12V/9V(CN20)
Compressor connection port U
Compressor connection port V
Compressor connection port W
Reserved(CN6)
Port for communication with PCB B(CN32)
Input port L for rectifier bridge(CN501)
Input port N for rectifier bridge(CN502)
Port for high pressure switch (CN23)
CN20
Remarks: for 4-6kw, two capacitors
