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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: p j9 h. Y/ k) [/ Z" _( K
' o! ^5 `8 V1 D" e( q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 Y1 R/ R( L0 m% w+ v5 l-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" E: }+ W/ [$ k& k X9 Z( X, B$ j( K- v
feet). The length shall be measured between the attachment plug and (1) any point at which the cord exits
. W: w+ \& Z. D% [! f5 V- n% lthe refrigerator cabinet or (2) the last strain relief, whichever is shorter.. c: u% g3 ?8 [4 t7 T/ Q) p
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空调 ，UL484，
9 K3 K; |0 ?8 y* t; h11.2.5 The length of a power supply cord shall be as follows:
* M7 O0 ]; r+ f! s; }% M9 z, OUnit Rating Cord length
% G; [. f# M9 R( ]Volts Amperes Minimum Feet (m) Maximum feet (m)" s$ ^1 R% _; c- e0 f
0 – 125 7.5 or Less 6 (1.8) 10 (3)( _; `4 L2 n# ~) O- S
0 – 125 7.6 or More 4 (1.2) 10 (3); W& x( B) J5 h- ]
126 – 250 All 4 (1.2) 6 (1.8)
], L8 \! X8 g& ZThe 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！！！