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A capacitor connected between two line conductors in a PRIMARY CIRCUIT, or between one line3 n3 p0 ^+ M4 _- g/ J( O
conductor and the neutral conductor or between the PRIMARY CIRCUIT and protective earth! T1 Y# T2 X h8 t. x& T, V, V( x
shall comply with one of the subclasses of IEC 60384-14 and shall be used in accordance
6 n8 S& e' C$ i6 c% i- N6 O6 C0 n6 p$ z" \with its rating. This requirement also applies to a capacitor bridging DOUBLE INSULATION or
" s+ O/ W* v1 J- N: VREINFORCED INSULATION elsewhere in the equipment. The details of the damp heat, steady
: S& ]) x6 }: t* U* T- |& x1 estate test as specified in 4.12 of IEC 60384-14 shall be as follows:# g( i7 `$ D7 r% h3 S4 o7 f
。。。
' f4 w @- S& LRules for the application of Table 1C) `: [9 I2 T# D2 K7 s3 z ~" o# D7 @
1 Capacitors used to bridge BASIC INSULATION, SUPPLEMENTARY INSULATION or REINFORCED INSULATION shall be
5 ?# Y& l* H8 G0 N: Q, {$ Eclass Y except that it is permitted to bridge BASIC INSULATION in a SECONDARY CIRCUIT by a class X capacitor.
; |0 u0 v' Z3 W4 v: R! b" C2 For a single capacitor bridging FUNCTIONAL INSULATION, BASIC INSULATION, SUPPLEMENTARY INSULATION or
3 W' `( ~/ p. t2 n3 O% eREINFORCED INSULATION, the voltage rating of the single capacitor shall be at least equal to the RMS WORKING
, g/ R/ R& b; h8 h* ~/ x+ {VOLTAGE across the insulation being bridged, determined according to 2.10.2.2.
) M5 a% M; P& ?) ]; V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。
* n- Q; ] r9 b$ _5 m0 k: `& s2 n% E
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发表于 2016-3-3 09:40