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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。4 r7 P3 C* \: i+ w; V
如果不能,需要点胶,勾焊或者扎带固定。) H/ Z# v5 F% [
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22.31 Clearances and creepage distances over supplementary insulation and4 g( _2 G D: w: h0 c* R
reinforced insulation shall not be reduced below the values specified in clause 29 as a% G3 t& S# d; l- l. d; R+ J5 ?5 }
result of wear. If a part, such as a wire, screw, nut or spring, becomes loose or falls out of
& r' L) J1 o; p" o8 W* E8 K9 Jposition, clearances and creepage distances between live parts and accessible parts shall
7 Z z8 W' e" g( k$ anot be reduced below the values specified for supplementary insulation.
8 B3 H- g" ?+ L; ]9 T
" [2 N' q* ?1 P }--wires connected by soldering are not considered to be adequately fixed unless they are held in place near the
& s9 J# B$ k, W# \" j/ y: Lterminals independently of the solder; |
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