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2.8.7 Switches and relays
! O4 P. V( b! t0 AA switch in a SAFETY INTERLOCK system shall:
5 m" t/ ~- S) J) D5 D% |% M. w− conform to IEC 61058-1, with evaluation for 10 000 operating cycles in accordance with
: d( y2 S, Y" {7 c( ~7.1.4.4 of IEC 61058-1; or
( H. f0 q6 t( Q3 U: {0 @− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
1 f8 X3 m, z+ T, _2 S2 ]3 k" D− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.: M2 P( w# S8 V+ W! H
A relay in a SAFETY INTERLOCK system shall:; G! l" Q9 k' v' f; m
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
/ e, ^9 Z4 y$ j6 W− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.8 s+ W+ U2 ~8 ^: P" a" s0 S
Compliance is checked by inspection and by the relevant tests of 2.8.7.1 to 2.8.7.4.
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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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