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2.8.7 Switches and relays) E6 ]" M0 ~4 V P ^7 l
A switch in a SAFETY INTERLOCK system shall:
$ e) q# i8 n9 V$ B/ q l− conform to IEC 61058-1, with evaluation for 10 000 operating cycles in accordance with* z; @3 M2 X* v( C2 @$ \
7.1.4.4 of IEC 61058-1; or* w2 L- J/ h: `# _5 ?8 n
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
& T" J0 I1 C5 M. G, P− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.
3 A4 i; s' k3 s1 f6 D6 lA relay in a SAFETY INTERLOCK system shall:" `3 A" P7 f# d$ G
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
* I; F- S) x9 S" I. o− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.
! K7 T" K9 |1 eCompliance is checked by inspection and by the relevant tests of 2.8.7.1 to 2.8.7.4.* i) K/ C7 X9 @- J8 Z' ]! N, [
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这一章节只是针对RELAY 是SAFETY INTERLOCK system 里的要求吧? 个人认为用在primary且是FUSE后(还有用在secondary)的话就没有距离要求了, 用在跨接primary, secondary就按照2.10.3的距离要求了.. 之前有遇见relay用在FUSE后的情况, 是么有要求距离的. |
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