49
Installation
Electrical connection
Wiring diagram
Legend:
1
Main switch 230V
2 Electrical
connections
3
Human machine interface HMI
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A1 Detection
electrode
A2 Ignition
electrode
A3 Flow
sensor
T1
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A5 Return
sensor
T2
A6
Fan unit
A7 Gas
valve
A8 Circulation
pump
A9
Water pressure sensor P1
A10
Air pressure switch APS
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B1 Detection
electrode
B2 Ignition
electrode
B3 Flow
sensor
T1
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B5 Return
sensor
T2
B6
Fan unit
B7 Gas
valve
B8 Circulation
pump
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F1
Fuse 6,3A - 250V
F2
Fuse 6,3A - 250V
F3
Fuse 3,15A - 250V
F4
Fuse 3,15A - 250V
F5
Fuse 2A - 250V - 4,2 I²t - fast
F6
Fuse 2A - 250V - 4,2 I²t - fast