|
|
8.3 Power supplies
# Y" ` P4 z, V) A9 s/ K7 y' r- v8.3.1 General! ?% j+ f r" M4 |
8.3.1.1 A power supply evaluated to one of the specified standards need only be evaluated to determine
2 h5 J+ J* \ y" K% s, I8 }compliance with any applicable supplemental requirements specified in this outline of investigation:6 Q1 d8 S$ @4 k
a) The Standard for Class 2 Power Units, UL 1310;
: i3 \/ h/ p7 u! {* X. B" G: tb) The Standard for Information Technology Equipment, UL 60950; or
# C6 _6 o) B$ T9 @' Y8 \2 @c) The Standard for Power Units Other Than Class 2, UL 1012.6 q: X: }3 D' G8 T
+ R, q( ?9 G; [, R5 A, o
- J( T$ s: t/ l5 Q! A) L
8.4 Transformers1 H' i0 Y; w" C8 J: A' b
8.4.1 A transformer evaluated to one of the specified standards need only be evaluated to determine, k1 A( T* W3 l' i j! v
compliance with any applicable supplemental requirements specified in this outline of investigation:( {3 Y j. k9 ~4 I0 q+ Z/ r- w
a) The Standard for Class 2 and Class 3 transformers, UL 1585;
# w6 _% L9 T4 z$ T: s. J$ Bb) The Standard for Transformer and Motor Transformers for Use in Audio-, Radio- and% J; h" r' V& j0 A# G5 u
Television-type Appliances, UL 1411;
8 ~+ a9 f3 T5 y7 V8 Oc) The Standard for Specialty Transformers, UL 506; or
- {/ h& N2 ~: v& B9 l ?& J/ Vd) The Standard for Dry-Type and General Purpose Power Transformers, UL 1561./ m# J9 `) q) ]: H% l7 C1 ?0 r
8.4.2 A transformer shall be required to operate within its rated input and output ratings.& r7 k) i0 z4 H0 I+ w' M4 k
: i6 d1 E/ S# p7 n( I
这是UL8750中对transformer和power supply的定义，希望能帮到你 |
|
/2 
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 ) 
窥视卡
雷达卡
发表于 2012-9-11 14:54
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡
楼主
