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2.8.7 Switches and relays/ F0 T1 \/ @" y, c5 _8 i$ |, t* D' \
A switch in a SAFETY INTERLOCK system shall:3 z6 J' o; }. C0 H, \
− conform to IEC 61058-1, with evaluation for 10 000 operating cycles in accordance with
2 d4 T- C- b- @! E7.1.4.4 of IEC 61058-1; or( c3 Y! V. l8 ^/ P& W
− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or
5 D/ @! p j8 i; @' a2 G- O− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.1 m" E, I& N" h; t6 o0 R
A relay in a SAFETY INTERLOCK system shall:
3 M+ E7 `1 j6 q6 O! \− comply with 2.8.7.1 and pass the tests of 2.8.7.3 and 2.8.7.4; or" ^- h5 @& G4 G# J: d. T/ w
− pass the tests of 2.8.7.2, 2.8.7.3 and 2.8.7.4.+ f. d" J. c H( b w( \( 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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: }' [2 {5 d* f& i2 l# {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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