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终于找到这要求了, 见下面条款. 所以电源输入输出线,变压器次级引出线除了焊在PCB 上面,也要加胶固定.9 [# d j; C1 `/ d; d: C P7 G
3.1.9 Termination of conductors
6 ]( W1 x: `1 O+ c+ p# V" O) RConductors shall be provided with a means (for example, barriers or fixing), or be so terminated,
5 c4 U) l* c3 u! P3 Bthat they and their terminators (for example, ring terminals and flat quick-connect terminals)
. B' D3 n) U# H) |% ?cannot, in normal use, become so displaced that CLEARANCES or CREEPAGE DISTANCES are reduced to2 `4 M. {' Z9 D1 ]' I! |4 |# s
less than the values specified in 2.10 (or Annex G).
7 B" K; Y, \! I) L- NIt is permitted to use soldered, welded, crimped, screwless (push-in) and similar terminations for+ B* C2 _3 k9 z$ \9 M5 e" }
the connection of conductors. For soldered terminations, the conductor shall be positioned or
) B0 D4 `# b3 I" I- t4 k/ A- Yfixed so that reliance is not placed upon the soldering alone to maintain the conductor in1 y, B5 [% g% e4 a. N( q
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