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2.8.7 Switches and relays
9 M) u1 i& \6 E: mA switch in a SAFETY INTERLOCK system shall:6 Z$ i2 l( |6 F+ O' z4 }' f
− conform to IEC 61058-1, with evaluation for 10 000 operating cycles in accordance with. g8 V* w5 b& A( P9 V
7.1.4.4 of IEC 61058-1; or6 }, J, g) ]6 R; M$ s- |2 V
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
! b8 f$ g" T6 A− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.: f. w; j6 ]% U; S: \3 ^
A relay in a SAFETY INTERLOCK system shall:0 F$ P( r; i: R# k: t3 v
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or4 ^4 ~5 t) {. ~3 L$ |% @# Q! k- U
− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.
* k3 V- B! ^9 @3 X' I2 `Compliance is checked by inspection and by the relevant tests of 2.8.7.1 to 2.8.7.4.
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' Y, K F; k, O' A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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