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8.3 Power supplies
0 T) y; _' E% O S' i: G8.3.1 General
- w8 i* x# `3 P5 g l8 t5 Y8.3.1.1 A power supply evaluated to one of the specified standards need only be evaluated to determine
- }( V! U& r9 d! M- ~ Tcompliance with any applicable supplemental requirements specified in this outline of investigation:" T! ]6 U% E9 ?" r% e: k
a) The Standard for Class 2 Power Units, UL 1310;
% f+ c" ?' M# e* @0 W- _b) The Standard for Information Technology Equipment, UL 60950; or
; s h1 b+ ]& R$ B5 K; ^7 t9 ec) The Standard for Power Units Other Than Class 2, UL 1012.
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8.4 Transformers
; g( D7 R9 ]- `9 m8 l' A8.4.1 A transformer evaluated to one of the specified standards need only be evaluated to determine( M; y7 x0 P0 ] b# A7 F/ Z' M# r
compliance with any applicable supplemental requirements specified in this outline of investigation:
" g! P' P$ ]5 K/ j! q8 ?) ?a) The Standard for Class 2 and Class 3 transformers, UL 1585;
+ P: ^' O0 f) X7 B: jb) The Standard for Transformer and Motor Transformers for Use in Audio-, Radio- and# D* R5 f6 J. S/ @( C
Television-type Appliances, UL 1411;; p7 C# R4 e& h. j
c) The Standard for Specialty Transformers, UL 506; or9 \9 E, u2 w3 M' E/ N: G0 X
d) The Standard for Dry-Type and General Purpose Power Transformers, UL 1561.
, _, R( h9 ~1 ~: |: ~/ u8.4.2 A transformer shall be required to operate within its rated input and output ratings.+ k) M3 l/ F& k: C
) ]5 q0 m, P2 Q8 f7 ~' _5 ]' L- ]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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