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请参考IEC 60950-1 clause 1.5.6:5 P0 I! T+ s- \. |
A capacitor connected between two line conductors in a PRIMARY CIRCUIT, or between one line
4 Y/ _' V8 H6 d/ q8 r$ \0 P& Pconductor and the neutral conductor or between the PRIMARY CIRCUIT and protective earth2 X' a& S1 M/ v. O4 `( p
shall comply with one of the subclasses of IEC 60384-14 and shall be used in accordance# w4 ?; M. t; J3 p$ \! ~
with its rating. This requirement also applies to a capacitor bridging DOUBLE INSULATION or* A4 k f5 W8 G
REINFORCED INSULATION elsewhere in the equipment. The details of the damp heat, steady
, A9 o5 ^6 @+ U/ {& Vstate test as specified in 4.12 of IEC 60384-14 shall be as follows:5 M6 `# _8 D* j* z
− Temperature: 40 °C ± 2 °C;
# d6 @0 e! i, k" @( I2 t5 j− Humidity: 93 % ± 3 % relative humidity;
: F/ I7 t! H$ S, [/ r− Test duration: 21 days.
( o4 W6 E! H4 h6 K' X3 u1 D0 bNOTE 1 Capacitors that have been subjected to a test duration longer than 21 days are considered to have met/ C5 [1 t9 |2 n
the test duration criteria.% J. M7 u! ~; X* y3 C' n# e* n
The above requirement does not apply to a capacitor connected between a HAZARDOUS
( ?* E: B4 M2 O. g2 |& c7 i8 X1 cVOLTAGE SECONDARY CIRCUIT and protective earth, where only BASIC INSULATION is required.1 Z0 o8 o8 F& a8 g: L
NOTE 2 The test of 5.2.2 still applies between the HAZARDOUS VOLTAGE SECONDARY CIRCUIT and protective earth.! m' F0 B% o( B
The appropriate capacitor subclass shall be selected from those listed in Table 1C, according6 K/ O2 V( p1 \
to the rules of application in the table. z" a `7 J k+ j$ p: O
表格不会贴,所以还是自己找60950的标准好好看一下 |
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