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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5 \& M/ v! k" u# _$ b
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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2 U9 x& j+ P- K7 _
-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; l2 c9 D6 Y2 S; z( G" b. b( M
feet). The length shall be measured between the attachment plug and (1) any point at which the cord exits z: H4 K" k5 L. R
the refrigerator cabinet or (2) the last strain relief, whichever is shorter.
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4 G2 z' n# g4 C' D8 r8 Q0 d" C空调 ，UL484，
f- d/ \+ v4 h! W: Z11.2.5 The length of a power supply cord shall be as follows:6 \/ `2 @, `7 A+ M% t, f$ `6 `
Unit Rating Cord length: F& [ ^8 f0 S2 y' |
Volts Amperes Minimum Feet (m) Maximum feet (m)
) B* ]* W4 h, F4 H- p' w0 – 125 7.5 or Less 6 (1.8) 10 (3)
) @) w8 V p0 j& A& G+ S+ N* [0 – 125 7.6 or More 4 (1.2) 10 (3)
, B7 Z# @& u( f! \126 – 250 All 4 (1.2) 6 (1.8)- V3 ?, ^2 j; e7 |5 G7 l; [& ~
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
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也有的是客户规定长度的！！！