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2.8.7 Switches and relays
, I. [ q2 _3 c# s2 eA switch in a SAFETY INTERLOCK system shall:
1 K; m" B1 s+ j2 G* H7 o− conform to IEC 61058-1, with evaluation for 10 000 operating cycles in accordance with
2 q2 [# B3 [$ y7.1.4.4 of IEC 61058-1; or" G; L2 e2 Y9 S8 \7 ^$ j* l
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or. |, D6 Y6 d0 I$ j
− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.. q$ I) R# t5 g' h
A relay in a SAFETY INTERLOCK system shall:% u7 j0 Y. f8 E& A, \. h- \9 F
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or+ t9 L5 O) o7 F9 [3 T5 d9 T- g+ U
− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.- p3 h3 W' [ P8 Z
Compliance is checked by inspection and by the relevant tests of 2.8.7.1 to 2.8.7.4.$ E$ i n5 T1 h! @
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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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