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A capacitor connected between two line conductors in a PRIMARY CIRCUIT, or between one line
% B2 K$ K+ ]9 N! P' Y' u; zconductor and the neutral conductor or between the PRIMARY CIRCUIT and protective earth: K5 U! |- H+ `, \7 I
shall comply with one of the subclasses of IEC 60384-14 and shall be used in accordance6 P8 g3 H7 k6 c5 F, W* x7 j' s. c
with its rating. This requirement also applies to a capacitor bridging DOUBLE INSULATION or% @* m/ K+ U, G {
REINFORCED INSULATION elsewhere in the equipment. The details of the damp heat, steady
: X7 J+ t! s6 b- x, g- Fstate test as specified in 4.12 of IEC 60384-14 shall be as follows:: l) X3 Y1 U$ B( H- |8 R8 Y
。。。
~* X) A( w# y' y) L# \Rules for the application of Table 1C! h1 y% f( C9 E- q2 o' L
1 Capacitors used to bridge BASIC INSULATION, SUPPLEMENTARY INSULATION or REINFORCED INSULATION shall be
; N% J p5 z0 F H# [ d yclass Y except that it is permitted to bridge BASIC INSULATION in a SECONDARY CIRCUIT by a class X capacitor.
' _- Y7 ]! q" s7 ]/ N2 For a single capacitor bridging FUNCTIONAL INSULATION, BASIC INSULATION, SUPPLEMENTARY INSULATION or) k5 t& S& W! m+ E
REINFORCED INSULATION, the voltage rating of the single capacitor shall be at least equal to the RMS WORKING; c! k- T- J8 V' O, [
VOLTAGE across the insulation being bridged, determined according to 2.10.2.2.7 L. i/ H' S: Y t* G9 U4 R
这里强调的是L与L之间，L与N之间的绝缘是功能绝缘，而不在于电容前端是否有电阻，所以我个人认为嘴跨接在L与L之间或L与N之间的电容仍然是安规电容，需要符合IEC 60384-14的要求。# o* a& o( g* R D2 P0 T/ U4 v* e9 q
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发表于 2016-3-3 09:40
