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这要看你的产品分类，不同的产品要求不一样，查UL标准
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如冰箱，按照UL250,1.5m 到3m,注意如何测量，是从电源线露出机器处到插头之间的距离，不含插头，实际生产一般在1.8m左右，长了浪费成本
, j+ r! O3 D+ Q4 V1 }+ x-According to UL250,the length of a power supply cord shall be not less than 1.5 m (5 feet) nor more than 3.0 m (10
3 v( ?0 Y# _5 v8 | ofeet). The length shall be measured between the attachment plug and (1) any point at which the cord exits% l+ L, r$ s( B3 |! l
the refrigerator cabinet or (2) the last strain relief, whichever is shorter.
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空调 ，UL484，$ V1 \/ D, ?7 L+ \6 h
11.2.5 The length of a power supply cord shall be as follows:- |7 j, {$ r0 l' s) U; s
Unit Rating Cord length& K% M! T% y/ D, d2 m# O( B! C4 `# Y
Volts Amperes Minimum Feet (m) Maximum feet (m)
7 m( ^# P1 @/ p# \; k1 N7 h6 @4 ?0 – 125 7.5 or Less 6 (1.8) 10 (3)
* L- @4 o! O" I+ G0 – 125 7.6 or More 4 (1.2) 10 (3)
9 a+ g3 [2 r2 k126 – 250 All 4 (1.2) 6 (1.8)
( R& c# a2 Z' g3 \The length is to be measured between any point at which the cord exits the room air conditioner cabinet and the attachment plug. |
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雷达卡
发表于 2007-10-12 17:32
显身卡
也有的是客户规定长度的！！！