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A capacitor connected between two line conductors in a PRIMARY CIRCUIT, or between one line
# z* p$ x" S5 ^# Xconductor and the neutral conductor or between the PRIMARY CIRCUIT and protective earth! [4 t, V9 h: }$ ^# n, X
shall comply with one of the subclasses of IEC 60384-14 and shall be used in accordance
8 o8 \8 j& G# f7 j5 Gwith its rating. This requirement also applies to a capacitor bridging DOUBLE INSULATION or/ w! j0 d( w) Y: x; a
REINFORCED INSULATION elsewhere in the equipment. The details of the damp heat, steady
' } \! O. U: N/ x6 f4 l! zstate test as specified in 4.12 of IEC 60384-14 shall be as follows:
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Rules for the application of Table 1C
1 g8 d( c: x; u. G; v) ~) K5 s- b1 Capacitors used to bridge BASIC INSULATION, SUPPLEMENTARY INSULATION or REINFORCED INSULATION shall be
" \, B' k9 E& nclass Y except that it is permitted to bridge BASIC INSULATION in a SECONDARY CIRCUIT by a class X capacitor." P" S% z+ E1 L8 M- ?
2 For a single capacitor bridging FUNCTIONAL INSULATION, BASIC INSULATION, SUPPLEMENTARY INSULATION or
4 U: E+ E. N, K& ~REINFORCED INSULATION, the voltage rating of the single capacitor shall be at least equal to the RMS WORKING& R5 g3 g B y
VOLTAGE across the insulation being bridged, determined according to 2.10.2.2.0 I4 e# l: T4 Z m8 q' }" o
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。
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