32
/11.2015/
G17D
EN
6.3 Electrical connection
Ensure that the electric cables are de-energized.
The electric cables are only to be connected by an authorised specialist.
The unit must dipose of an effective earthing.
Do not touch electronical components, without taking care of protective ESD measures.
Connection of electric cables in the fan unit
The cable, which must be connected lie curled up in the heat exchanger unit and are separated by power cables and
control cables. The power cables are shown in red in the following drawings, the control cables are marked in green.
1. Unscrew both cable feedthrough plates in the heat exchanger unit.
2. Route the power cable for the fan and possibly the power cables for the electric heating in the frame of the fan
unit, as shown on the drawings (orange line).
3. Route the control cable for the fan and possibly the control cable for the electric heating in the frame of the fan
unit, as shown on the drawings (green line).
power cable
control cable
cable feedthrough plate
Size 1
fan control cable
connection
fan power cable
connection
reheat power cable
connection
reheat control cable
connection
The power supply system on site and the pre-fuses must be designed for the total current of the unit (see e-data sheet).
