BS EN 60517:1997
Withdrawn
Date published:
Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above
Requirements for indoor or outdoor switchgear utilising gas other than air at atmospheric pressure for insulation for a.c. rated voltages of 7.2 kV upwards at frequencies up to and including 60 Hz.
Related Information
29.130.10 High voltage switchgear and controlgear
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