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2.8.7 Switches and relays9 v8 }2 C. Q4 J) g6 T5 [, W
A switch in a SAFETY INTERLOCK system shall:6 ]+ R4 p. W1 O* g( E- p; C6 L
− conform to IEC 61058-1, with evaluation for 10 000 operating cycles in accordance with5 I+ K6 Y8 i/ u* N, Y/ r: T! P
7.1.4.4 of IEC 61058-1; or
* a! X' v" e9 g. e− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or2 E- m% @8 w ]7 j0 h3 i
− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.+ g! ~' M% |7 p" `" t4 o( O8 q2 Y
A relay in a SAFETY INTERLOCK system shall:
) {. u( F( K3 w' `% o# m- J# c− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
2 t4 Z- B8 m+ e- k% N/ R− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.
% R l, l" y8 M; o& _, c/ U8 DCompliance is checked by inspection and by the relevant tests of 2.8.7.1 to 2.8.7.4.% B& j o7 _& f9 R9 [
# E' _& u3 I- @' O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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