bora CKCB, Installation Instructions Manual

Page: 26 / 36

EN
26
Installation
www.bora.com
4.12 Connecting external switch
contacts
INFO The Home In and Home Out communication
connections must only be connected by a
certified specialist. The specialist also assumes
responsibility for the proper installation and
commissioning.
When using Home In and Home Out, you will require the
relevant documents for the external switch devices in
order to ensure safe device connection and operation.
The following switch contacts can be used:
Contact Function Connection
Home In Cooktop extractor on/off connection
for external switch contact (contact
closed: cooktop extractor on)
24V DC
100 mA
Home Out Electrically isolated contact for
controlling external installations
depending on the operating status
of the cooktop extractor (cooktop
extractor on: contact closed)
maximum
250V AC/
30V DC,
2.5A
Tab. 4.5 Switch contacts
INFO The Home In contact can be used for external
safety devices (e.g. window contact switches). If
the switch is open, the cooktop extractor is out of
operation.
INFO No window contact switches may be installed that
interrupt the control unit power supply (phase
separation). Only the built-in interface is to be used.
Preparing the control unit
1
2
3
4
5
Fig. 4.30 Opening the control unit housing cover
[1]
Housing cover
[2]
Locks
[3]
Housing subshell
[4]
Screw
[5]
Electronic unit
X X
Ensure that the control unit is disconnected from the
power supply.
X X
Loosen the screw [4] on the housing cover [1].
X X
Carefully release all locks [2] with a slotted screw driver.
X X
Remove the housing cover [1] from the housing
subshell [2] by lifting it up.
X X
Do not touch the electronic unit [5].
INFO The electronic unit can contain residual charge.
You must therefore be careful not to touch the
exposed contacts on the electronic unit.
Preparing connection cables for external
switching equipment
Use connection cables of the following types and
manufacturers to connect external switching equipment.
Contact Connection cable
Home In H03VV-F 2x 0.5mm²
Home Out H03VVH2-F 2x 0.75mm²
Tab. 4.6 Connection cable
INFO The connection cable is only intended for internal
use in buildings, private households, kitchens or
offices!
INFO The overall length of the connection cable for
external switching equipment must not exceed 10 m!
X X
Prepare the connection cable in accordance with the
prescribed stripping lengths.