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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. e* o1 D7 n+ F5 }9 R% `& m& H* L
3 y5 f" o3 C' Z9 T; |, L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
7 K1 g2 E# }' S-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
* O( R8 J1 ?. M# ^feet). The length shall be measured between the attachment plug and (1) any point at which the cord exits- y; Y! L. J/ p
the refrigerator cabinet or (2) the last strain relief, whichever is shorter.
7 d9 a9 y& f2 f: V( n# P( I( A9 {4 R- ?
9 m" M+ u# F/ K; q4 _% |2 q空调 ，UL484，" o( K8 P0 n- M9 y; x! R- b
11.2.5 The length of a power supply cord shall be as follows:
& { r4 J* J Y1 |6 e5 C6 KUnit Rating Cord length; r9 v& K4 Z) l9 U8 c
Volts Amperes Minimum Feet (m) Maximum feet (m)
8 b- ?# n5 {3 D# T/ P/ l$ v0 – 125 7.5 or Less 6 (1.8) 10 (3)8 r+ F+ X( d( F# r9 b g
0 – 125 7.6 or More 4 (1.2) 10 (3)
7 P4 r; U; G" ~- Z) g126 – 250 All 4 (1.2) 6 (1.8)
4 C, K5 q+ n# k- m( Q! vThe 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！！！