Electrical Connections; Opening The Wiring Chamber; Layout Of The Electrical Connections - Viessmann Vitodens 100-W B1HF Series Installation And Service Instructions Manual

Electrical connections

Opening the wiring chamber

3.
1.
Fig. 13

Layout of the electrical connections

Note
For further information on the connections, see the fol-
lowing chapters.
A
L N
B
L N N 1 L N L L N N L N L N L
40 96 20
Fig. 14
Connections to 230 V~ plugs
Power supply
A fÖ
B Configurable floating input
230 V output
Room thermostat connection 230 V or 24 V
Heating circuit pump
sÖ
2x
2.
10 987654321 654321
100 35 54 21 X7
X20
lH , 230 V
!
Please note
Electronic assemblies can be damaged by elec-
trostatic discharge.
Prior to commencing any work, touch earthed
objects, such as heating or water pipes to dis-
charge static loads.
8 7 654321 9 8 7 654321
X6 X2 X9 X12 X5
Fan motor
a-Ö
Gas solenoid valve
dG
Ignition unit/ionisation
gF
No function assigned
sA
Outside temperature sensor
C
Remote control (OpenTherm device)
D
Installation sequence
C D E
23