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GB的不记得是否有规定了。
) O# `5 Z# m7 @ F, |; ^UL817和PSE的电安法里里有这种的1.2倍电压的说明。% s6 R* K8 E X1 t* j9 k
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。6 X6 ?$ ]# g9 v9 n) r- F% P$ e
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但是型式实验时是不可以用短缩法来测试的!! ^: t! E$ q! P( S, C
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UL817% B+ e' \, Z" C. c8 U+ H
MANUFACTURING AND PRODUCTION TESTS
' z: z3 I4 r6 W' r6 P% f- w! K) D* Z% `9 f104.1 Each cord set and power-supply cord shall be capable of withstanding without electrical7 L6 A5 Q: ~5 j# _+ k
breakdown, as a routine production line test, the application of a test potential between line conductors
. c& b+ p5 P2 ]7 j* p! Fand between each line conductor and grounding conductor, if provided, using one of the following
3 C9 e1 y9 O; z' G" n& o% Amethods.7 C" z# u Z2 k# W8 e6 C
a) A 1250 V a-c (40 – 70 Hz) test potential applied for 1 minute,: J* d6 g) i- g0 Q0 S" W+ y
b) A 1500 V a-c (40 – 70 Hz) test potential applied for 1 second,
' E ]3 P# S4 n ~2 e$ \4 P* Yc) A 1770 V d-c test potential applied for 1 minute, or
& }$ h, W7 g! v2 Q3 S) F) [d) A 2100 V d-c test potential applied for 1 second.
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, a5 W1 H9 _7 `PSE的参照省令第2项1 g# r+ I" R9 u, e$ Y
日文版的,没有COPY了。 |
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