Installation and commissioning guide
2750 515-1 EN, REV. 14, 2020-06-26
59
2. Put a flexible cable (64) between the grounding
hole in the bushing flange and a grounding point
on the transformer.
G005045
3.
Apply a large quantity of Mobilgrease 28 to the bolt (50).
CAUTION!
The quality of the bolt is important, stainless steel of A4-80 quality is recommended.
NOTE!
Or use a lubricant similar to Mobilgrease 28.
4.
Install the bolt (50).
Torque
M12: 40 Nm
5.
Connect the other end of the flexible cable (64) to the transformer.
NOTE!
This makes an electrical connection between the bushing and transformer tank, keeping
them at the same potential.
End of instruction
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