|
|
A capacitor connected between two line conductors in a PRIMARY CIRCUIT, or between one line9 R8 f% a8 L' ]/ ^" y% ?3 _0 u
conductor and the neutral conductor or between the PRIMARY CIRCUIT and protective earth" A( y# p: O! I5 \
shall comply with one of the subclasses of IEC 60384-14 and shall be used in accordance6 O, |$ L) |3 W/ e
with its rating. This requirement also applies to a capacitor bridging DOUBLE INSULATION or
+ n0 n8 p5 h/ _' Z9 _# jREINFORCED INSULATION elsewhere in the equipment. The details of the damp heat, steady! O. l- Z: K t: N6 N
state test as specified in 4.12 of IEC 60384-14 shall be as follows:8 i2 v3 i& K) ~- p3 }+ _6 c4 `2 z2 \
。。。5 Y& ^; g' X9 _; Y# u9 o
Rules for the application of Table 1C
0 l. B$ U: b% g% [# k1 Capacitors used to bridge BASIC INSULATION, SUPPLEMENTARY INSULATION or REINFORCED INSULATION shall be& @1 i- v% d- [5 i9 ]6 {
class Y except that it is permitted to bridge BASIC INSULATION in a SECONDARY CIRCUIT by a class X capacitor.: p1 P1 c6 U& Q+ v: E/ P6 N
2 For a single capacitor bridging FUNCTIONAL INSULATION, BASIC INSULATION, SUPPLEMENTARY INSULATION or
& C8 S! J5 w7 F1 F2 `" w2 ?REINFORCED INSULATION, the voltage rating of the single capacitor shall be at least equal to the RMS WORKING+ k: Y" `! _+ C# V. F( Q3 X1 |
VOLTAGE across the insulation being bridged, determined according to 2.10.2.2.
! [: d! n6 U6 i8 M. L. t! n" 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。
) e, [( ~5 @6 a. v5 B
& A- |3 O$ p' y% h# @1 M |
|
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 )
窥视卡
雷达卡
楼主
显身卡
发表于 2016-3-3 09:40