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English
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Electrical installation may only be performed by qualified electricians in accordance with the installa
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tion and operating manual and the national regulations, standards and guidelines in force:
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EN, DIN and VDE specifications, including all safety requirements.
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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.
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The electrical connections must be made as shown in the corresponding wiring diagrams and
terminal diagrams.
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The type of cable, size of cable and method of laying should be determined by an authorized
electrician.
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Low and extra-low voltage cables should be laid separately.
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An all-pole mains disconnection device with at least 3 mm contact gap must be provided in the
supply line.
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Use a separate cable inlet for each cable.
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Any cable inlets that are not used must be sealed so that they are airtight.
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All cable inlets must have strain relief.
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Create equipotential bonding between the unit and the duct system.
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Check all protective measures after the electrical connection work (earthing resistance, etc.)
Connection compartment / Connections on the unit
The connection compartment is inside the unit. You must first remove the side cover from the unit.
Each lead that is connected must pass through a separate cable gland. The cable glands can be on
either the left or the right side of the unit. Use the cable glands and fittings supplied for this purpose.
Unit supply cable
Connect the mains supply cable as shown in the wiring diagram. For the dimensioning of the line, ob
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serve the unit‘s rating plate and the relevant guidelines. Suitable fuse protection should be provided. A
qualified electrician must determine the necessary fuse requirements.
Low voltage control leads must be installed so that they are separated from mains leads.
Control unit
First use the control cable (1) supplied with the heating module to connect the air handling unit (4) to
the heating module (3). Connect the surplus control cable (2) from the air handling unit to the second
RJ10 socket on the control board of the heater module (3). Then connect the other end of the control
Electrical connection
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Electricity warning (hazardous voltage)!
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Failure to observe the hazard may result in death, injury or damage to property.
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Before performing any work on conductive parts, always disconnect the unit completely
from the electricity supply and make sure that it cannot be switched back on again.
Summary of Contents for ETA K 1200 V W
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