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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。* e1 t: c2 U0 i; v: g
如果不能,需要点胶,勾焊或者扎带固定。8 P. g F4 q6 o( J8 s4 h
4 ?/ v5 R* L& ^! j1 h! \4 H* d: r22.31 Clearances and creepage distances over supplementary insulation and1 ~7 U B% u/ B2 Y- M6 U: N
reinforced insulation shall not be reduced below the values specified in clause 29 as a& z* G7 @1 J. Z$ e
result of wear. If a part, such as a wire, screw, nut or spring, becomes loose or falls out of) `" Q# ^% ~5 v
position, clearances and creepage distances between live parts and accessible parts shall
* I. w! h/ l' t) b7 Rnot be reduced below the values specified for supplementary insulation.
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--wires connected by soldering are not considered to be adequately fixed unless they are held in place near the; ~7 F" x3 i. @& C$ h# R8 \- R
terminals independently of the solder; |
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