Installation
GB
5.
Installation
5.1
Electrical connection
5.2
Connect sensor / components
5.3
Fixing in strain relief clamps
Fig. 4: Strain relief
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1.
Insert cables and snap shut clips until they lock
2.
Press down clip screws
3.
Tighten clip screw with screw driver
4.
Lever open the snap-mechanism with a screw driver to open the cable clips
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Work must be carried out by a qualified electrician.
Cable lengths
Bus cables do not carry mains voltage but carry low voltage. They
must not be laid in parallel to the mains cables (interference sig-
nals). Otherwise sreen cables should be used.
Permissible cable lengths:
Cu-cable up to 20m: 0.8 mm
Cu-cable up to 80m: 1 mm
Cu-cable up to 120m: 1.5 mm
Cable types : e.g. LIYY or LiYCY 2 x 0.8
The wiring diagram must be followed!
Optional accessories must be fitted and connected according to the in-
structions provided. Connect to the mains. Check earthing.
Connect the optional accessories according to wiring diagram.
All electrical cables must be fed with the accompanying screwed
cable glands (with integrated strain relief clamps) through the ho-
les in the boiler base and fixed. Then, the cables should be fixed
in strain relief clamps of the control panel (fig. 4) and connected
according to the wiring diagram.
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3
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AUGUST BRÖTJE GmbH