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请问一下楼主是浙江台州的吗？8 ?; d( q7 A4 H x4 v2 J
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1.密封软管灯(彩虹管灯)的内部导线按ICE227的最新规定,不能用掺铜包铝的导线,请问是这样的吗?
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m: S/ h4 Q, x! x* A C请教一下所谓的铜包铝指的是不是铝丝表面镀铜呀？
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2.密封软管灯(彩虹管灯)的外部导线:EN规定0.75MM2以上,而IEC2002版的规定1.0MM2以上,IP44以上的防护等级要求1.0MM2以上,请问是这样规定的吗?为何??* H3 f9 p! V1 \: |0 v! _
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对于这个问题你可看一下下面我摘自IEC 34D/847/INF的提议讨论稿，现在许多认证公司都是按这里的要求在执行！
& k j9 q7 R& v% DCompliance is checked by inspection, measurement and by calculation. ( u6 k0 q8 w+ y. G: m1 }
The nominal cross-sectional area of the conductors shall not be less than the following values: 1 d) B# d; k: i
a) 0,5 mm2 for class II lighting chains with E5 or E10 lampholders or other small lampholders;
Y5 u# ~" Y" J8 j. Nb) 0,75 mm2 for class II lighting chains with E14, E27, B15 or B22 lampholders and fitted with ! g: a2 N% q, V5 P3 a. Q' Q' c
series connected lamps; 1 l& p# A; h5 j3 }2 o: h, ~- K
c) 1,5 mm2 for class II lighting chains with E14, E27, B15 or B22 lampholders and fitted with
# R% K# H9 d$ S, {; }parallel connected lamps; ( K& P( t" V7 Y3 n7 L" c% V/ ?6 C
d) 0,5 mm2 for class III chains and parts of chains supplied by SELV and with a maximum % m: ~9 t$ Z! z2 _9 F- W
rated wattage exceeding 50 W;
& G1 P( P( v3 Y/ p3 t9 P( t1 ?4 p# Ee) 0,4 mm2 for class III chains and parts of chains supplied by SELV and with a maximum / z) k/ X0 V) u- \' k, z5 v- c
rated wattage not exceeding 50 W; # d# Z" V% Z9 G0 ?
f) 1 mm2 for the cable between the plug and a sealed chain without joints;
; _& t/ o( W9 Y# X* X: Y4 a; ~g) 1,5 mm2 for the cable between the plug and a sealed chain with joints. |
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发表于 2008-4-8 09:02
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发表于 2008-4-8 09:11
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