BS EN 60517:1997:2001 Edition
$167.15
Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above
Published By | Publication Date | Number of Pages |
BSI | 2001 | 42 |
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.