Procedure; Image 6-5 Schematic Diagram: Connecting Power Cables; Image - Siemens SINAMICS SM120 Operating Instructions & Installation Instructions

Electrical connection
6.7 Connecting power cables
Connecting power cables

Image 6-5

6.7.2

Procedure

To connect the power cables, proceed as follows:
1. Open the cabinet.
2. If there is a controller rack, swing it out of the way.
3. Remove or slide away the cover plate for the power cable entry.
4. Screw the PE protective conductor with an M12 screw at the locations
5. Screw the individual phases of the power cables
6. Insert the M12 screw into the corresponding connection bar
7. Attach the cable lug.
8. Attach the nuts and, if necessary, the washers. Tighten the nuts with a torque of 50 Nm.
9. Expose the cable shield. Secure the cable on the cable clamping bar using cable clips
82
Schematic diagram: Connecting power cables
cabinet to the appropriate connection with the ground symbol. Observe the torque of 50 Nm.
On this topic, take note of section "Connecting ground (Page 79)".
of the cabinet. To do this, follow the subsequent steps.
①
with the connections in the lower area
②
.
SINAMICS SM120 6SL38855?B
Operating Instructions 12/2015
④
provided in the
③
.