33
Terminals
Function
Explanation
30X2 (DC) /
33X2 (AC)
Mixing valve, heating circuit 3
Connection values
■
Max. output: 180 VA
■
Voltage:
24 VAC/DC/0-10 V
38X0 (DC) /
39X0 (AC)
Mixing valve, condenser
Maintenance
Connection values
■
Max. output: 180 VA
■
Voltage:
24 VAC/DC/0-10 V
23X4 (DC) /
24X4 (AC)
Mixing valve, DHW
Connection values
■
Max. output: 180 VA
■
Voltage:
24 VAC/DC/0-10 V
34X3 (DC) /
35X5 (AC)
Mixing valve, natural cooling
Cold water diverter valve
Connection values
■
Max. output: 180 VA
■
Voltage:
24 VAC/DC/0-10 V
25X2 (DC) /
26X3 (AC)
Mixing valve, external heat source
Connection values
■
Max. output: 180 VA
■
Voltage:
24 VAC/DC/0-10 V
Terminals
Function
Explanation
22X0
Diverter valve
DHW heating
Connection values
■
Voltage:
24 VDC
■
Max. switching current:
4 A
23KF8/11;14
Emergency DHW heating
Floating N/O contact:
■
Closed: DHW demand
■
Open: no demand
Connection values
■
Max. voltage:
250 V
∼
■
Max. switching current:
4 A (AC1)
25KF5/11;14
External heat source
Floating N/O contact:
■
Closed: External heat source demand
■
Open: no demand
Connection values
■
Max. voltage:
250 V
∼
■
Max. switching current:
4 A (AC1)
40X3
Diverter valve, residual heat/heating
Connection values
■
Voltage:
24VDC
■
Max. switching current:
4 A
Installation sequence
Overview of electrical connections
(cont.)
5549 991 GB
Installation
Summary of Contents for 301.BS090
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