6 Electrical Installation
System Manual
38
A
13x50
6x50
All devices inside the MV Station should be connected equipotentially.
The connection of the MV Station main electrical devices to the ground copper bar has
been finished before delivery. Please perform the following operation on-site:
Measure the electrical conductivity between the device ground terminals and the
ground copper bar to ensure the effectiveness of the internal ground connection;
Ground the shielding layers and protection layers of the cables connected to the MV
Station outside.
6.9.3
External grounding
Locations of external grounding points of the MV Station are shown in the following figure.
Figure
Descriptions
190
100
M10
Left view
The location of the external grounding
point is shown in the left figure.
190
100
M10
Right view
The location of the external grounding
point is shown in the left figure.
Note: The unit is in mm.
