Viessmann Vitodens 100 Installation And Service Instructions Manual page 39

Electrical connections
fÖ Mains power connection 230 V ~
50 Hz (green plug)
Do not interchange the supply
conductors L1 and the neutral
conductor N.
A two pole shut off switch with a
contact separation of at least
3 mm must be fitted in the mains
supply to the boiler with a maxi-
mum fuse value of 3 A.
A 1.5 m power cable is part of the
standard delivery.
Connect Vitotrol 100
A Vitotrol 100 UTD
(cont.)
gH Mains connection accessories/
room temperature control/DHW
cylinder control (black plug)
LR Connection of room temperature
control
& Vitotrol 100 UTA
&
Vitotrol 100 UTD
B Vitotrol 100 UTA
Installation steps
39