13
EN
The electrical installation may only be carried out by qualified electricians in compliance with the installation, operating
and maintenance instructions and the applicable national regulations, standards and guidelines:
■
ISO, DIN, EN and VDE specifications, including all safety requirements.
■
Technical connection conditions.
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Safety at work and accident prevention requirements.
This list does not claim to be complete.
Requirements should be applied under one‘s own personal responsibility.
■
The electrical connections must be made as shown in the corresponding wiring diagrams and terminal diagrams.
■
The type of cable, size of cable and method of laying should be determined by an authorized electrician.
■
Low and extra-low voltage cables should be laid separately.
■
If no repair switch is integrated in the device, an all-pole mains disconnecting switch with min. 3 mm contact
opening must be provided in the supply line.
■
Use a separate cable inlet for each cable.
■
Any cable inlets that are not used must be sealed so that it is airtight.
■
All cable inlets must have strain relief.
■
Create equipotential bonding between the unit and the duct system.
■
Check all protective measures after the electrical connection work (earthing resistance, etc.)
■
Motor current and motor power must not exceed the values stated on the motor nameplate. The specified max.
fan speed must never be exceeded, otherwise the motor and fan will be destroyed by this overload and dissolved
or flying parts can destroy other components.
11. ELECTRICAL CONNECTION
• Electricity warning (hazardous voltage)!
»
Failure to observe the hazard may result in death, injury or damage to property.
→ Before performing any work on conductive parts, always disconnect the unit completely from the electri-
city supply and make sure that it cannot be switched back on again.
6.
X3, X4 Open: day-time operation
Closed: night-time operation
7.
X5, X6 Open: regulator OFF
Closed: regulator ON
8.
Set-point: day 10-990 Pa
9.
Set-point: night 10-990 Pa
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