Routing Connecting Cables/Leads - Viessmann Vitodens 100-W B1HF Series Installation And Service Instructions Manual

Electrical connections
If the power supply to the appliance is connected
■
with a flexible power cable, ensure that the live con-
ductors are pulled taut before the earth conductor in
the event of strain relief failure. The length of the
earth conductor wire will depend on the design.
Max. fuse rating 16 A.
■

Routing connecting cables/leads

!
Please note
If closures or diaphragm grommets are dam-
aged, splashproofing is no longer ensured.
Never open or damage closures or unused dia-
phragm grommets on the underside of the appli-
ance. Seal cable entries with fitted diaphragm
grommets.
Fig. 18
(cont.)
Danger
The absence of system component earthing can
lead to serious injury from electric current if an
electrical fault occurs.
The appliance and pipework must be connected
to the equipotential bonding of the building.
Bundle cables using the supplied cable clips.
Route extra low voltage (ELV) leads < 42 V separately
from cables 42 V/230 V~.
>
Secure the cable clips on the underside using the sup-
plied screws.
Do not route cables/leads over sharp edges and lying
against the casing (sound transmission).
!
Please note
If connecting cables/leads come into contact
with hot components, they will be damaged.
When routing and securing cables/leads on site,
ensure that the maximum permissible tempera-
tures for these cables/leads are not exceeded.
Installation sequence
27