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标题: DSH 759 Internal clearances of optocouplers when used in high altitudes [打印本页]

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作者: 小米    时间: 2012-11-6 13:38
标题: DSH 759 Internal clearances of optocouplers when used in high altitudes

DSH 759 # p% f% j- }' y4 x% K, l# ] * u7 _  u/ a4 d/ _; a6 ~

Internal clearances of optocouplers when used in high altitudes ' T$ d7 f( {4 j3 X1 {2 P

2.10.5

60950-1(ed.1) & 60950-1(ed.2) 7 ?! m2 p- }) B/ q

Question:

Is it necessary to apply altitude correction to internal clearances of optocouplers?

Decision:

IEC 60950-1:2005: Only optocouplers that comply with 2.10.5.5 c) are internally not affected by altitude.

IEC 60950-1:2001: Only optocouplers that comply with subclause 2.10.8 are internally not

affected by altitude.

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