Immergas MAGIS M4-30 Use And Installation page 56

Order Port
26 CN1
27 CN22
28 CN41
29 CN40
30 CN42
31 CN29
32 CN32
9.3.2 Single phase for units 4-16 kW.
1) PCB A, 4-8kW, Modulo Inverter
1) PCB A, 4-8kW, Inverter module
Code
1 U compressor connection port
2 V compressor connection port
3 W compressor connection port
4 Output port for +12V/9V (CN20)
5 Fan port (CN19)
Code
IBH1/2_FB Feedback port for thermostat (in default short-circuit)
IBH1 Port for backup heater
IBH2 Reserved
TBH Control port for tank booster heater
HEAT8 Port for anti-freeze electric heating tape (internal)
HEAT7 Port for anti-freeze electric heating tape (internal)
HEAT6 Port for anti-freeze electric heating tape (internal)
HEAT5 Port for anti-freeze electric heating tape (internal)
IBH0 Port for backup heater
Note: per 4-6kw, due condensatori Notes: for 4-6kw, two capacitors
9
8
Assembly unit
Assembly unit
1 2 3
CN20
7 6
Code
6 Reserved (CN302)
7 Port for communication with PCB B (CN32)
8 Input port N for rectifier jumper (CN502)
9 Input port L for rectifier jumper (CN501)
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56
4
5
Assembly unit