7 – 28 Aquarea air/water heat pump – Installation manual for compact systems 03 / 2013
Electrical installation
Inputs and outputs (external interfaces)
³ If necessary, open the compact unit as described in Section 5.
³ Cut into the cable gland in a cross shape using a knife.
³ Route the cables through the enclosed cable gland on the right side
of the housing to prevent the cables being damaged by sharp edges.
³ Connect the cables to the terminal strips as in the above overviews.
Make sure you use the correct connections.
³ Secure the cable using adhesive tape and cable ties as shown in
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device parts.
Note
The outside temperature sensor
is in the compact unit and does
not have to be installed or con-
nected as the measurements
are transferred via an internal
connection.
1
Cable gland
2
Chamber front panel
3
Power supply (3-core or
5-core for three-phase 400 V
compact units)
4
Cable for 3-way directional valve
(3-core)
5
Cable for 2-way directional valve
(3-core)
6
Optional cable
2
3
1
Laying the cables inside the device
Laying the cable into the device
2
6
5
4
1
3
1
Terminal strip
2
Cable ties
3
Cable gland
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