GE SF6 User Manual

Maintenance
Maintenance plan
GE Information08- 2016 L51- 004EN/07
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Detail of maintenance operations
Caution
DURING MAINTENANCE OPERATIONS ALL POSSIBLE SAFETY
PRECAUTIONS SHOULD BE TAKEN TO PROTECT PERSONNEL
WORKING ON THE EQUIPMENT.
(Disconnect CB from HV system, remove LV supplies etc.)
General condition
of the apparatus
The apparatus should be subjected to visual inspection. If patches of
corrosion are found begin reconditioning of the affected parts.
The table below gives the process respecting surface finish and protection:
Support Inspection Action
Galvanized
steel
Oxidized parts
 Thorough brushing of oxidized
parts.
 Degreasing with solvent.
 Application of a coat of zinc
paint.
Painted
galvanized
steel
or
painted
aluminium
alloy
Light scratches
 Thorough degreasing with sol-
vent.
 Application of a coat of lacquer
usingabrush.
Deep scratches
or flaking
 Scouring of paint surface with
emery paper 400.
 Thorough degreasing with sol-
vent.
 Application of a coat of primer,
then drying for 24 h.
 Application of a coat of
polyurethane lacquer using a
brush.
Products used:
 RUMCOAT EEVA primer by DERIVERY ref. 333103.
 Polyurethane lacquer 780 by DERIVERY, ref. depending on color of equip-
ment.
Continued on next page.

GE SF6 Specifications

General

Brand	GE
Model	SF6
Category	Circuit breakers
Language	English