Vaillant geoTHERM Installation Instructions Manual page 127

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17.6 Appendix, Electrical circuit diagram VWW 380/2 - VWW
460/2
Installation instructions geoTHERM 0020051574_04
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High-pressure
Pressure sensor
sensor
Brine circuit
Pressure sensor
Low-pressure
Heating circuit
sensor
Pressure
sensors
brown
grey
L1
blue
grey
L2
black
red
L3
black
Fuse
T4A/250 V
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Fuse
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T4A/250 V
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blue
yellow-green
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blue
yellow-green
L
N
PE
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6
yellow-green
5
blue L L3
4
black PE L2
3
grey N L1
2
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1
Appendix
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black
L3
grey
L2
brown
L1
yellow-green
PE
black
grey
brown
black
grey
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black
grey
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1
grey
2
L3 L black
3
L2 PE blue
4
L1 N
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