32
Circuit protection from load fuse 5FC3 (observe the maximum switching current of 16 A)
Terminals
Function
Explanation
28X1
Circulation pump
Heating circuit 1
Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
29X1
Circulation pump
Heating circuit 2
Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
30X1
Circulation pump
Heating circuit 3
Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
23X1
Circulation pump for DHW heating
Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
23X3
DHW circulation pump
Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
25X1
Circulation pump, external heat source Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
40X0
Circulation pump, residual heat
Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
34X2
Circulation pump for cold water load-
ing cylinder
Connection values
■
Max. output: 4000 W/2200 W
■
Voltage:
400 V~/230 V~
■
Max. switching current: 9 A (AC3)
40X2
Pressure switch, primary circuit
Residual heat
Connect on site.
Insert jumper if no safety components are instal-
led.
Circuit protection from load fuse 7FC5 (observe the total current of 8 A)
Terminals
Function
Explanation
28X2 (DC) /
31X2 (AC)
Mixing valve, heating circuit 1
Connection values
■
Max. output: 180 VA
■
Voltage:
24 VAC/DC/0-10 V
29X2 (DC) /
32X2 (AC)
Mixing valve, heating circuit 2
Connection values
■
Max. output: 180 VA
■
Voltage:
24 VAC/DC/0-10 V
Installation sequence
Electrical connections
(cont.)
5789 986 GB
Installation
Содержание BW 30 .CS Series
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