Viessmann VITODENS 050-W Installation And Service Instructions Manual page 25

Electrical connections
Danger
The absence of component
earthing can lead to serious
injury from electric current if an
electrical fault occurs.
Routing connecting cables/leads
!
Please note
Connecting cables/leads will be
damaged if they touch hot com-
ponents.
(cont.)
The appliance and pipework
must be connected to the equi-
potential bonding of the building.
When routing and securing
cables/leads on site, ensure that
the maximum permissible tem-
perature for these is not excee-
ded.
Installation sequence
25