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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" H3 U5 F+ X7 g9 ?. N
4 Z9 N$ e0 r' C! ]0 A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
6 y2 M2 R/ {1 Y$ Z! w-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
2 u% @: C1 U5 Q% |feet). The length shall be measured between the attachment plug and (1) any point at which the cord exits( b5 V) y1 x8 X8 p
the refrigerator cabinet or (2) the last strain relief, whichever is shorter.! Z1 Z: N7 B# y& t1 D
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5 L" ?% A1 |0 ~% [' G% s空调 ，UL484，1 N$ Y Y1 u1 o3 ]8 y
11.2.5 The length of a power supply cord shall be as follows:
5 y. X( @, T7 JUnit Rating Cord length5 k5 o8 s7 l% G' ?
Volts Amperes Minimum Feet (m) Maximum feet (m)
% J0 a* ?/ j% m: ]0 – 125 7.5 or Less 6 (1.8) 10 (3)8 a: v% W& f' ]+ a5 x, A
0 – 125 7.6 or More 4 (1.2) 10 (3)2 c, B% X* W G) L N; O
126 – 250 All 4 (1.2) 6 (1.8)
7 x9 w4 M: ^+ }. 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！！！