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4.7 Minimum oil-level in transformer
Oil spillage
Oil spillages that are not removed can be misstaken for oil-leakage at a later time, it is thus important to
remove them.
Procedure
1.
Make sure that the transformer oil-level is
maximum 30 mm from the lower side of the
bushing flange.
End of instruction
4.8 Installation of the outer terminal
Procedure
1.
Prepare the contact surface (47) and gasket
surface (87):
1.
Carefully clean the contact surface and
gasket surface with a soft cloth.
2.
Apply Vaseline to the contact surface.
3.
Apply Mobilgrease 28 to the gasket surface.
Installation and commissioning guide
1ZSC000563-AAF EN, REV. 4, 2021-06-23
CAUTION!
A lower oil-level will reduce the
electrical insulation.
CAUTION!
Do not use a wire brush on the tin/zinc
coating (47).
49
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