Connecting The Grounding Conductor - Siemens SIMOTICS HV C Operating And Installation Instructions

6.2.7

Connecting the grounding conductor

The grounding conductor cross-section of the machine must be in full conformance with the
installation specifications and to IEC 60034-1.
There is a hexagon bolt with a flat washer and a spring washer on the stator frame at the
designated connecting point for the grounding conductor.
The grounding conductor can be connected as follows:
● With stranded cables with cable lugs
● With flat cables with cable end designed accordingly
Connecting the grounding conductor
● Use the connecting terminals designated for the grounding conductor in the terminal box.
● Ensure that the connecting surface is bare and is protected against corrosion using a
● Arrange the flat washer and spring washer under the screw head.
SIMOTICS HV C 1NB1402-2AA84-4CA0-Z
Operating Instructions 06/2018
External conductor cross-section S
mm²
4
6
10
16
25
35
50
70
95
120
150
185
240
300
400
suitable substance, e.g. acid-free Vaseline.
Electrical connection
Grounding conductor cross-section
mm²
4
6
10
16
25
25
25
35
50
70
70
95
120
150
185
6.2 Preparation
59