Installation Guide

EN
28
Installation
www.bora.com
4.13 Establishing communication and
power connection
i
The cooktops of the BORA Classic 2.0 system can only be
operated with the central operating unit of the cooktop
extractor CKA2/CKA2AB.
i
The communication link between the cooktop extractor
and cooktops is established via the control lines of the
central operating unit.
i
The cooktops have their own electricity supply. This must
be connected during installation.
i
The central operating unit is supplied with electricity by
the communication cable.
11 10
15
16
14
1
5
4
4
2
2
1
3
7
8
9
6
1312
Fig. 4.35 Connection diagram for cooktop extractor CKA2/
CKA2AB
[1] Cooktop mains cable
[2] Power supply per cooktop
[3] CAT 5e communication cable
[4] CAT 5e cooktop communication cable
[5] USB interface
[6] Control unit mains cable (country-specific)
[7] Control unit power supply
[8] Fan 1 mains cable
[9] Fan 1 control cable
[10] Fan 2 mains cable
[11] Fan 2 control cable
[12] Home Out connection
[13] Home In connection
[14] Home In connection cable
[15] External device
[16] Power supply cable for external device
[M] Fan 2
[S1] External switch contact
1
2
Fig. 4.33 Home Out contacts with strain relief
[1] Strain relief clamp
[2] Snap-out element for cable feed
1
1
Fig. 4.34 Fitting the strain relief clamp
[1] Strain relief clamp
XX
Remove the snap-out element [2] required for the cable feed
from the plastic housing of the control unit.
XX
Clamp the connection cable in the strain relief clamp [1]
provided in accordance with the wire cross section or number
of cables used.
i
Any production residues on the cable clamp
(e.g. protruding nibs) must be removed in order to
guarantee a proper fit.
i
If external switching devices are connected both to the
Home In and Home Out interfaces, both cables should be
secured with the strain relief clamp.
XX
Check the correct installation, as well as the firm positioning
of the connection cables.
XX
Close and secure the control unit cover.
XX
Screw down the lid with the screw provided (max. 2 Nm).
XX
Make sure that the cable is not damaged or trapped.