1、 IEC TR 62271-307 Edition 1.0 2015-09 TECHNICA L REPOR T RA PPORT TECHNIQUE High-v oltage switchgear and controlgear Part 307:Guidance for the extension of v alidity of ty pe tests of AC metal and solid-insulation enclosed switchgear and controlgear for rated v oltages abov e 1 kV and up to and incl
2、uding 52 kV Appareillage haute tension Partie 307:Lignes directrices pour lextension de v alidit des essais de type dappareillages en courant alternatif sous env eloppe mtallique et disolation solide pour tensions assignes suprieures 1 kV et jusqu 52 kV inclus IEC TR 62271-307:2015-09(en-fr)colourin
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