Viessmann Vitocal 200-G Series Installation And Service Instructions Manual page 33

Electrical connection
Plug
sXF
Terminals Function
224.7
Circulation pump for DHW reheating
or
Control of immersion heater
Immersion heater EHE 400 V~
224.7
B
X2.N
A
Fig. 23
Immersion heater EHE, power supply 3/N/PE
A
400 V/50 Hz
Terminals of the heat pump control unit
B
(cont.)
L1 L2 L3 N
?
Explanation
Supply values
Output: 100 W
■
Voltage: 230 V~
■
Max. switching current: 4(2) A
■
Immersion heater 230 V~ (on site)
224.7
B
X2.N
A
Fig. 24
Immersion heater, power supply 1/N/PE
A
230 V/50 Hz
Terminals of the heat pump control unit
B
Installation sequence
L1 L1 L1 N N N
?
33