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在60335-1标准中分别有13.2条的工作温度下的泄漏电流测试和16.2条的在潮湿处理后的泄漏电流测试。7 q( B, z3 r! }% M; {% I
在13.2条的测试比较好理解,那对于16.2条的测试各位是如何做的呢?
& b: @' B" T, ?/ M16 Leakage current and electric strength
1 {" s' z* L3 n- ^4 t# Y16.1 The leakage current of the appliance shall not be excessive and its electric strength shall be adequate.
& g# H2 z% r6 i* v1 [$ x5 G# OCompliance is checked by the tests of 16.2 and 16.3.9 z# W' O0 Y* `1 l' A
Protective impedance is disconnected from live parts before carrying out the tests.% `- x( z) X; a) c8 \
The tests are carried out on the appliance at room temperature and not connected to the supply mains., _* T; F0 y. i; b* Z3 l
16.2 An a.c. test voltage is applied between live parts and accessible metal parts that are connected to metal foil having an area not exceeding 20 cm × 10 cm in contact with accessible surfaces of insulating materials.# `/ A! z+ D( J. I: B; n
The test voltage is
# F, W. }/ }# M6 F. C. x: Z+ J– 1,06 times rated voltage, for single-phase appliances;" K; k* V3 ~$ c" T2 v1 j$ s
– 1,06 times rated voltage, divided by 3 , for three-phase appliances.8 s7 T4 K0 d A$ S* q
The leakage current is measured within 5 s after the application of the test voltage. |
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