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若果焊接处失效掉落仍满足附加绝缘的要求的话,就不用勾焊了。
1 c0 h5 B" N$ t3 ]如果不能,需要点胶,勾焊或者扎带固定。9 s) ]" P; F4 a% ~: Q) s! H A
4 E/ K& A* ]! i
22.31 Clearances and creepage distances over supplementary insulation and$ n" q- \! u! @6 J
reinforced insulation shall not be reduced below the values specified in clause 29 as a
+ J0 t6 p- `6 s g& U, E& i: B0 kresult of wear. If a part, such as a wire, screw, nut or spring, becomes loose or falls out of
& Y3 F* [# e6 ?& F! L: dposition, clearances and creepage distances between live parts and accessible parts shall/ O. E2 U7 Y, E% s9 _3 X
not be reduced below the values specified for supplementary insulation.
3 o3 Q! k2 x" E. _! F$ N$ t- [" R2 V; |$ d4 ]& Z
--wires connected by soldering are not considered to be adequately fixed unless they are held in place near the' w$ s8 k0 x+ l6 j: h3 Q
terminals independently of the solder; |
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