08.04.2021
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CONDENSINOX -
Installation, Use and Maintenance
BX2
Gnd
BX3
Gnd
B3
Gnd
B9
Gnd
H1
Gnd
H5
Gnd
Gnd UX3 Gnd UX2
If an external management
system (e.g. PLC) or a command
pump (boiler, heating and/or DHW
circuit) is connected, refer to § 9.4
for the specific configuration).
MB DB
}
Bus LPB
C. CUSTOMER ELECTRICAL CONNECTION
Boiler no. 1:
INFORMATION:
If the isolation valve is not equipped with an automatic reset, connect the
isolation valve Q1.1 close contact to L3.
L2
N L3
N
L3 L1
N
QX2
QX3
QX1
230 VAC 50 Hz
power supply
}
}
}
}
}
External sensor B9
DHW sensor B3
Cascade flow
sensor B10
Alarm
relay
Isolation valve
Q1.1
Diagram: CX11
page 2 / 10
}
DHW
pump Q3
AVS75
QX21
N
QX22
N
QX23
BX21
Gnd
BX22
Gnd
H2
Gnd
}
}
Module 1
Heating circuit 1 circulating
pump Q2
AVS75
QX21
N
QX22
N
QX23
BX21
Gnd
BX22
Gnd
H2
Gnd
}
}
Module 2
Heating circuit 2 circulating
pump Q6
}
Heating circuit 2 mixing
valve Y5/Y6
}
Regulated circuit flow sensor
B12
2
1
2
1
ON
ON
}
Heating circuit 1 mixing
valve Y1/Y2
}
Circuit B1 flow sensor
