Electrical Diagram - Baxi 600 Combi 2 Series Installation And Service Manual

3 Technical specifications
3.4

Electrical diagram

Fig.5 Boiler electrical wiring diagram
Tab.15 Electrical connections
Power supply:
L: Live 230 V – 50 Hz
X1
N: Neutral
: Earthing connector
X2 Fan supply (FAN)
X3 Gas valve (GV)
X4 Pump power supply
X5 3-way valve motor power supply
Earth connections
X6
Sensors:
Limit thermostat (ST)
Installation return temperature (SRT)
X7
Installation flow temperature (SFL)
Flue gas temperature (FS)
Sensors:
X8
DHW flowmeter (HS)
Heating circuit pressure switch (SP)
Pump PWM signal (PWM PUMP)
18 600 Combi 2
X9 CAN connection
X10 Service interface
X17 Open Therm room unit (OT)
Outside sensor (OS)
X17
X17
External tank sensor - accessory (BS)
X15 Boiler stoppage (with open contact)
Room thermostat contact (230 V)
RT