BS IEC 60664-5. Insulation coordination for equipment within low-voltage systems. Part 5. A comprehensive method for determining clearances and creepage distances equal to or less than 2 mm
BS IEC 60664-5 低压系统内设备的绝缘协调 第五部分 确定间隙和爬电距离等于或小于2mm的综合方法
发布日期:
2006-06-19
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