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UL 标准中关于变压器的标准:+ j, `4 O |* g5 i. r4 Z
a) Autotransformers used in industrial control equipment, which are evaluated in accordance with the Standard for Industrial Control Equipment, UL 508.& |$ z9 G" o7 V' v2 K
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b) Class 2 or Class 3 transformers, which are evaluated in accordance with the Standard for Class 2 and Class 3 Transformers, UL 1585.: c% b& s4 h. A% j
# D( h5 Q$ o& d/ E' T# Z* rc) Toy transformers, which are evaluated in accordance with the Standard for Toy Transformers, UL 697.
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d) Transformers for use with radio- and television-type appliances, which are evaluated in accordance with the Standard for Transformers and Motor Transformers for Use in Audio-, Radio-, and Television-Type Appliances, UL 1411.
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* D) n% t( g* q- H9 je) Transformers for use with high intensity discharge lamps, which are evaluated in accordance with the Standard for High-Intensity-Discharge Lamp Ballasts, UL 1029.
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) @* C8 t4 M- W- jf) Transformers for use with fluorescent lamps, which are evaluated in accordance with the Standard for Fluorescent-Lamp Ballasts, UL 935.! t9 q' B7 A- v' Z* w
" Q: t, O G) X6 w# v! Kg) Ventilated transformers for general use or non-ventilated transformers for general use (other than compound filled or exposed core types), which are evaluated in accordance with the Standard for Dry-Type General Purpose and Power Transformers, UL 1561.
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h) Dry-type distribution transformers rated over 600 volts, which are evaluated in accordance with the Standard for Transformers, Distribution, Dry-Type - Over 600 Volts, UL 1562. Z0 {; l- U6 ~* ^3 [4 X0 {; |
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i) Transformers incorporating rectifying or waveshaping circuitry evaluated in accordance with the Standard for Power Units Other Than Class 2, UL 1012.2 f) A4 a! s7 J
% X# x, I+ d. z" Rj) Transformers of the direct plug-in type evaluated in accordance with the Standard for Class 2 Power Units, UL 1310.3 h! V7 \: ?4 E7 Q; j+ ^: G1 E
' i9 c) [4 R9 v |3 O9 J' ak) Transformers for use with electric discharge and neon tubing, which are evaluated in accordance with the Standard for Neon Transformers and Power Supplies, UL 2161.3 ], K r- W8 H {
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r) Special transformers, UL506. |
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