标题: 关于电水壶安规方面的几个疑问 [打印本页] 作者: boll2010 时间: 2010-10-16 22:34 标题: 关于电水壶安规方面的几个疑问 关于电水壶安规方面的几个疑问,请各位大侠指点。" ]3 G. n- n+ _7 s( S+ a6 O
0 }% m8 k. j$ ~; q; C( n! x7 ~1.电水壶蒸汽开关可以接在零线上吗?安规有没有这方面的规定?1 d5 O% |" E- ?, |. e+ g) u( L
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2.电水壶发热盘是否一定要有L/N标示? 5 L) Z1 a( N4 _) X p' W& G& U1 R1 B" ?7 s- l) \# s
3.连接温控器的接线端子的拉力测试是多少N?GB4706中有规定吗?作者: emperorlee 时间: 2010-10-17 00:14
你既然问GB4706有没有规定,还不如直接看看呢。这些规定,都是“没有即是不强制要求。”但不包括前后互相引用的,在理解时要注意。作者: mine201 时间: 2010-10-28 19:36
连接温控器的接线端子的拉力测试是多少N, C& I" f( L( n; E) E
应该是60N作者: 山炮 时间: 2010-10-28 19:49
啊~,60N拉力?作者: wenqingqing 时间: 2010-10-29 10:50
1.常见的电水壶蒸汽开关都是全极断开的,要接L/N.如果你的电水壶设计特殊可以发电路图讨论。3 D2 o. t4 T6 B) X- W3 c, G( Q
2.个人觉得不需要吧(这个不确定)3 B2 N! Y" P/ x( P' i
3.标准要求必须可靠固定(要求如下),一般接受焊接或端子有倒扣(印象里没有拉力要求) 3 T. E$ D, {- Q( l22.31 Neither clearances nor creepage distances over supplementary insulation and / d2 d$ m$ q5 g7 V5 g" Z1 C8 Creinforced insulation shall be reduced below the values specified in Clause 29 as a result of * C! E. _) L3 U8 zwear.# [6 y: k+ ?. ^+ J5 f, b7 L
If a part, such as a wire, screw, nut or spring, becomes loose or falls out of position, neither / Q6 I$ R8 s0 m' D" Mclearances nor creepage distances between live parts and accessible parts shall be ! I) e' {7 P- ~; ?7 \reduced below the values specified for supplementary insulation. This requirement does not$ U* T U: D! v3 r& v- p
apply if:( M: {& w2 D% w& D7 r; e9 s1 c3 [0 ~ D
– wires connected to terminals have an additional fixing provided near the terminal, so that9 Y1 ~. h5 A$ ?/ n) r2 h. b
in the case of stranded conductors, the fixing clamps both the insulation and conductor. 7 Q* g) K0 @# _With the appliance in its normal position of use, compliance is checked by inspection, by5 K$ p1 |1 m1 [0 U! P
manual test and by measurement.