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8.3 Power supplies
3 Y! s' O _7 `% H7 V8.3.1 General
1 \4 V; r. v( [8 S* O' P0 C; h8 B8.3.1.1 A power supply evaluated to one of the specified standards need only be evaluated to determine
d) S9 I/ Z; w5 icompliance with any applicable supplemental requirements specified in this outline of investigation:2 G) F$ D# J2 Y
a) The Standard for Class 2 Power Units, UL 1310;
! l7 H, o2 {9 r* V4 ]3 ab) The Standard for Information Technology Equipment, UL 60950; or
! `" B% I) ?4 I/ H1 Z- v( X1 u4 Cc) The Standard for Power Units Other Than Class 2, UL 1012.: L# l! B$ h2 [- [! V8 ?
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. N5 _( d, }& Y4 B8 D5 {. J2 w4 I# {8.4 Transformers
- c9 |( a. L: A4 p* S8.4.1 A transformer evaluated to one of the specified standards need only be evaluated to determine- A% |) R8 s) o2 X: H6 c' i
compliance with any applicable supplemental requirements specified in this outline of investigation:
* b* M3 i9 u$ c# j; sa) The Standard for Class 2 and Class 3 transformers, UL 1585;/ d2 P. Z5 _) I! c! W' O
b) The Standard for Transformer and Motor Transformers for Use in Audio-, Radio- and d1 C! V- ?( a; U( |9 }
Television-type Appliances, UL 1411;
3 f2 D( V3 a# x9 S' ^) R. rc) The Standard for Specialty Transformers, UL 506; or0 `: v6 J* Z( `$ F
d) The Standard for Dry-Type and General Purpose Power Transformers, UL 1561.2 r/ V- }5 j3 B5 _
8.4.2 A transformer shall be required to operate within its rated input and output ratings.
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这是UL8750中对transformer和power supply的定义，希望能帮到你 |
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发表于 2012-9-11 14:54
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