IEC 60331-21 Ed. 1.0 标准详情
- 标准号:IEC 60331-21 Ed. 1.0
- 中文标题:
- 英文标题:Tests for electric cables under fire conditions - Circuit integrity - Part 21: Procedures and requirements - Cables of rated voltage up to and including 0,6/1,0 kV
- 标准类别:国际电工委员会IEC
- 发布日期:
Specifies the test procedure and gives the performance requirement, including a recommended flame application time, for cables of rated voltages up to and including 0,6/1,0 kV required to maintain circuit integrity when subjected to fire under specif
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