Electrical Connection; Power Supply Connection - Helios AIR1 XC 500 L Notice De Montage Et D'entretien

Installation and Operating Instructions
EN
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DANGER
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NOTE
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NOTE
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DANGER
Compact Ventilation Units AIR1 XC
2�3 Electrical connection
The unit must be fully isolated from the mains power supply before all maintenance and installation work and
opening the terminal compartment! The electrical connections must be carried out in accordance with the
relevant wiring diagram and must only be carried out by qualified electricians� The electrical connection must
be fully isolated until the final assembly!
The unit is equipped with a main switch and an isolator which is secured against unauthorized switching with a U-lock.
The relevant standards, safety regulations (e.g. DIN VDE 0100) and the technical connection conditions of the local
electricity supply companies must be observed.
The electrical connection of the unit takes place directly in the terminal box. If external accessories are to be connected
to the unit, the connections must be made in the terminal box.
The following circuit breakers are recommended by the manufacturer:
Phase
Type
Circuit breaker (A)
The AIR1 XC unit types and RCD types can be found in the following table:
Unit type
AIR1 XC 500
AIR1 XC 700
AIR1 XC 1400
AIR1 XC 2200
AIR1 XC 3200
30 mA fault-current circuit breakers are recommended for fault current protection�
Further information on the power supply connection of accessory components can be found in the installation and
operating instructions for the respective accessory component.
2�3�1 Power supply connection
1. Open the terminal box cover.
2. Check the thickness of the cable to be used for power connection.
3. Loosen the marked grommet and insert the cables (see Fig. 12).
4. Connect the cables to the marked terminals (see wiring diagram).
2�3�2 Controller connection
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Danger to life due to electric shock!
An electric shock can result in death or serious injury.
Ensure that the unit is voltage-free and isolated from the mains power supply. Ground and short circuit the unit, shield
neighbouring live components
1. Open the terminal box cover.
AIR XC 500 AIR XC 700
1N 3N
C C
20 10
RCD type
A
B
B
B
B
Fig� 12
Fig� 13
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9
AIR XC 1400 AIR XC 2200
3N 3N
C C
20 25
Current RCD Leakage current
30 mA < 3,5 mA
30 mA < 3,5 mA
30 mA < 3,5 mA
30 mA < 3,5 mA
30 mA < 3,5 mA
AIR XC 3200
3N
C
40