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2.8.7 Switches and relays
1 r3 I& z& ?: k! L- p6 `& }! sA switch in a SAFETY INTERLOCK system shall:- k+ t3 Y+ `' ~% e0 c( S
− conform to IEC 61058-1, with evaluation for 10 000 operating cycles in accordance with- q$ f7 ~7 H2 ^; M) D+ \
7.1.4.4 of IEC 61058-1; or
_8 d1 T7 B- o! A1 h/ l− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
- a+ ?9 d9 M" [6 [− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.4 W, E& g8 `& d, s9 R x% \4 n! [- C
A relay in a SAFETY INTERLOCK system shall:$ i. k) b5 @1 ^0 d; s% F1 q5 U
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or" ?( ^; s a! \ i
− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.
+ _: S# @4 I: ACompliance is checked by inspection and by the relevant tests of 2.8.7.1 to 2.8.7.4.$ P8 d/ l7 K O+ d: u3 ^8 l
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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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