SS EN 50069-1991 标准详情
- 标准号:SS EN 50069-1991
- 中文标题:
- 英文标题:Welded Composite Enclosures Of Cast And Wrought Aluminium Alloys For Gas-filled High-voltage Switchgear And Controlgear
- 标准类别:新加坡SS
- 发布日期:
Applies to welded composite enclosures of cast and wrought aluminium and aluminium alloy enclosures pressurized with dry air, inert gases, e.g. sulfur hexafluoride or nitrogen, and used in indoor or outdoor installations of high voltage switchgear an
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