35
Plug
sXF
Terminals
Function
Explanation
224.7
Connection values
■
Output: 100 W
■
Voltage: 230 V~
■
Max. switching current: 4(2) A
Circulation pump for DHW reheating
or
Control of immersion heater (in DHW
cylinder)
Immersion heater EHE 400 V~
224.7
X2.N
N
L3
L2
L1
?
B
A
Fig. 28
A
Immersion heater EHE, power supply 3/N/PE
400 V/50 Hz
B
Terminals of the heat pump control unit
Plug
sXG
Terminals
Function
Explanation
225.1
M2
r
Heating circuit pump of the heating
circuit with mixer M2/HC2
Connect a temperature limiter to restrict the maximum
temperature for underfloor heating circuits (if installed)
in series.
Connection values:
■
Output: 100 W
■
Voltage: 230 V~
■
Max. control current: 4(2) A
225.2
M2
Mixer motor control, heating circuit
M2/HC2
Signal mixer CLOSE
Connection values:
■
Output: 10 W
■
Voltage: 230 V~
■
Max. control current: 0.2(0.1) A
225.3
M2
Mixer motor control, heating circuit
M2/HC2
Signal mixer OPEN
Connection values:
■
Output: 10 W
■
Voltage: 230 V~
■
Max. control current: 0.2(0.1) A
Installation sequence
Electrical connection
(cont.)
5516461
Installation
Содержание BW 301.B06
Страница 69: ...69 Fig 49 Maintenance Opening the casing door 5516461 Maintenance...
Страница 76: ...76 Maintenance Condensation and moisture in the heat pump cont 5516461 Maintenance...
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