Ferroli OMNIA M 3.2 Installation And Owner's Manual page 126

9.3.4 3-phase for 12/14/16 kW units
1) PCB A Inverter module
CN16
8
7
CN7
6
CN15
5
CN17
4
CN18
3
2
CN19
Coding Assembly unit
1 Output port for +15V(CN20)
2 Compressor connection port W (CN19)
3 Compressor connection port V (CN18)
4 Compressor connection port U (CN17)
5
Power Input port L3 (CN15)
6
Power Input port L2 (CN7)
Input port P_out for IPM module (CN5)
7
Power Input port L1 (CN16)
8
9
CN1
CN5
CN20
1
Coding
9
10
11
12
13
27
CN8
CN22
CN23
CN2
Assembly unit
Input port P_in for IPM module (CN1)
Port for communication with PCB B (CN8)
PED board(CN22)
Port for high pressure switch (CN23)
Port for communication with PCB C(CN2)
10
11
12
13