Lenze E94AZPM User Manual

Page 41

Electrical installation

Wiring

Connecting busbars

EDK94ZPM113 DE/EN/FR/ES/IT 4.0

Proceed as follows to connect the busbars:
1. If devices of the interconnected system have already been in operation:

–

Ensure that the power supply system is switched off by checking the
voltage at the supply terminals.

–

If necessary, switch off the power supply and wait at least 3 minutes.

2. Loosen the busbar screws but do not remove them completely.
3. Push the busbars as far as possible to the left towards the adjacent

busbar.

–

Ensure that there is good contact to the adjacent busbar.

4. Tighten the busbar screws.

–

Tightening torque: 3.2 ... 3.5 Nm (28 ... 31 lb−in).

5. Screw all components onto the mounting plate.

–

Tightening torque: 3.4 Nm (30 lb−in).