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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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/ @2 B7 K7 ]8 c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, J8 V$ L3 p6 o# A) d
-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
+ m' @% N: A$ p2 A7 B! mfeet). The length shall be measured between the attachment plug and (1) any point at which the cord exits
% y" K8 j- [3 G; {the refrigerator cabinet or (2) the last strain relief, whichever is shorter.
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空调 ，UL484，
# o5 T7 @( Y. I$ c l" j" g11.2.5 The length of a power supply cord shall be as follows:
' c1 X3 {! I* p7 n5 w% u$ ?( KUnit Rating Cord length
9 i" P2 k+ F: t, xVolts Amperes Minimum Feet (m) Maximum feet (m)
/ X1 b- E: V" _" x$ r, T: m. u0 – 125 7.5 or Less 6 (1.8) 10 (3)0 h7 |! i" @& c8 j/ g
0 – 125 7.6 or More 4 (1.2) 10 (3)4 I. c. K& W( l) r0 ^ W
126 – 250 All 4 (1.2) 6 (1.8)2 j0 d1 ?" b3 i9 `' i
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！！！