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Replacement electrical equipment
General Instructions
ormaSET-M
IG-199-EN version 03
6
Replacement electrical equipment
6.1 Medium voltaje switchgears and
low voltage switchboard
substitution
To replace the electrical equipment inside ormaSET-M,
follow the next procedure:
1)
Remove power supply in the medium voltage and
low voltage incomings to ormaSET-M transformer
substation. Follow the electric utility company
procedure and the local electrical safety
regulations.
2)
Open the doors to access the medium voltage (MV)
and low voltage (LV) areas.
3)
Remove the medium voltage cable incomings and
the low voltage outgoings as indicated in the
general instructions of the corresponding
equipment.
4)
Disconnect the earth connections of the equipment
to the earth circuit of the substation, using a 13 mm
spanner.
5)
Remove equipment as indicated in the
corresponding equipment general instructions.
6)
In order to recommission ormaSET-M transformer
substation, the above procedures must be carried
out in inverse order.
6.2 Transformer substitution
To replace the transformer, follow the procedure below:
1)
Remove power supply in the medium voltage and
low voltage incomings to ormaSET-M transformer
substation. Follow the electric utility company
procedure and the local electrical safety
regulations.
2)
Open the doors to access the transformer area.
both sides are accessible.
3)
Unscrew the fixing points of the transformer to the
enclosure. Use a 13 mm spanner.
4)
Remove the medium voltage cable incomings and
the low voltage outgoings of the transformer as
indicated in the general instructions of the
corresponding equipment.
5)
Disconnect the earth connections of the equipment
to the earth circuit of the substation, using a 13 mm
spanner.
6)
Remove the transformer through the door as
indicated in the general instructions of the
corresponding equipment.
7)
In order to recommission ormaSET-M Transformer
Substation, the above procedures must be carried
out in inverse order.
Summary of Contents for Ormazabal ormaSET-M
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