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GB的不记得是否有规定了。
4 G% f8 W9 s7 C3 ^* N9 x& K" Y. h1 LUL817和PSE的电安法里里有这种的1.2倍电压的说明。) C& l/ | i& l# ]& W: A3 J
是为了便于生产,以提高耐压参数测试来保证产品质量和生产效率。
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但是型式实验时是不可以用短缩法来测试的!
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: x6 P" \2 U T/ ~" o, \' _/ w% PUL817" \: `- [8 u8 M" u9 _/ k: [9 F
MANUFACTURING AND PRODUCTION TESTS! q0 m: q4 m. U, K6 a
104.1 Each cord set and power-supply cord shall be capable of withstanding without electrical; n+ v$ r, ~% z
breakdown, as a routine production line test, the application of a test potential between line conductors' ^! o2 m h4 {0 r2 r
and between each line conductor and grounding conductor, if provided, using one of the following( t& y0 s" p4 n* @1 @2 [
methods.
# B3 M: ^$ r0 S+ S# `' Ha) A 1250 V a-c (40 – 70 Hz) test potential applied for 1 minute, G: ]4 c+ c" Z, u! q# D
b) A 1500 V a-c (40 – 70 Hz) test potential applied for 1 second,
b$ A: ?5 R5 H/ y; a+ `; w8 Fc) A 1770 V d-c test potential applied for 1 minute, or
$ G4 d% o! |4 }" kd) A 2100 V d-c test potential applied for 1 second.
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2 C7 `9 [7 m6 [! yPSE的参照省令第2项3 O. z) z; r4 q$ ~
日文版的,没有COPY了。 |
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