IEC TR 62271-307:2015 EN-FR 93d7c607
High-voltage switchgear and controlgear - Part 307: Guidance for the extension of validity of type tests of AC metal and solid-insulation enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV
REVISED
发布日期 :
2015-09-16
实施日期 :