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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
3 ~+ s. s2 ~9 m/ b% x+ E8 P H8 P! U* s4 e; ^' ?4 n: b F
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+ I, z! ?. T' p; 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
, l1 \! M/ v& F$ U9 jfeet). The length shall be measured between the attachment plug and (1) any point at which the cord exits
2 _9 l- G4 Z: [5 ~" z" B' ]the refrigerator cabinet or (2) the last strain relief, whichever is shorter.! G1 ~# q/ O# ?/ u1 d8 z2 g
$ c a z2 k: i* d- i! j. \
9 ^2 R5 I- e' e7 H9 J* \空调 ，UL484，
: f2 C# ^3 \7 }; a' F11.2.5 The length of a power supply cord shall be as follows:
0 b- }# i" |9 t. s0 d% `4 _$ u8 LUnit Rating Cord length
! o" c7 X- w; C* PVolts Amperes Minimum Feet (m) Maximum feet (m)
& V) |& L# b4 |0 – 125 7.5 or Less 6 (1.8) 10 (3)
& ]+ f e8 r' j& t+ u- L* s! { m0 – 125 7.6 or More 4 (1.2) 10 (3)
/ q0 j: X) `: n! G126 – 250 All 4 (1.2) 6 (1.8)
2 z8 `$ d+ L+ n/ h7 P+ c3 bThe 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！！！