Helios AIR1-XVP 850 Installation And Operating Instructions Manual page 82

Installation and Operating Instructions
EN
Central ventilation units AIR1 XVP
2. Fix main switch to the panel or side of the housing with the screw M4x10 (see Fig.20).
3. Open the main switch housing (see Fig.21). Check the thickness of the cable to be used for power connection.
4. Loosen the grommet and insert the cables (supply line and line from main switch to electrical junction box in the
unit). Connect cables to the terminals (see Fig.22). Refer to wiring diagram for connections.
5. Close the main switch housing (see Fig.23).
292 Power supply connection
Unit types: AIR1 XVP 850-3500
1. Unlock and open the doors with the key included in the scope of delivery (see Fig.24).
Fig21
Fig23
12
Fig20
Fig22
Fig24