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DANGER
Prerequisite Unit dead
6.2.4 Connecting the potential equalization
Risk of personal injury and property damage from electric shock
• Before connecting, ensure that the electrical connection line is dead.
• Ensure that the electrical connection line is undamaged.
The unit can be connected to a power optimization system designed to
DIN 18875 with a potential-free contact. The potential-free contact is
used to link the unit to the control.
Electrical connection line dead
Housing opened
1. Pull the electrical connection line into the unit through the cable
gland.
2. Route the electrical connection line to the connection terminals.
3. Connect the electrical connection line in accordance with the
wiring diagram.
4. Secure the electrical connection line with cable ties.
5. Register the power optimization system in the basic settings of the
control (see "Making the basic settings of the control").
6. Fill out the Start-up operation report.
Image: Connecting the potential equalization
1. Route and connect the potential equalization line to the marked
connection.
2. Fill out the Start-up operation report.
Installation instructions
Connecting the unit
37
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