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要隔离的.
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要求:
% q8 D: X. `, |" ?$ V+ f# g7 S/ j0 P+ X- C7 Marking
K0 E/ H6 {% |) R, `8 Protection against accidental contact with live parts
6 V1 i- o; k* R! ~. T9 Terminals
3 e3 j8 M3 {/ N1 n* `10 Provisions for protective earthing
" z) g. A. B, t11 Moisture resistance and insulation
5 X# b& X2 n7 @: W12 Electric strength: h! [ @; Q, ~4 h8 ?
13 Thermal endurance test for windings of ballasts. s4 F3 L( }& j3 W
14 Fault conditions: ?3 d. h: Y. z9 P
15 Transformer heating
( L, \: f5 w- R* l16 Abnormal conditions
3 W6 n: E9 y. T" M/ f17 Construction
( b) s+ G+ f! t- H1 s18 Creepage distances and clearances" ^5 e: m3 k9 E) w: C4 O
19 Screws, current-carrying parts and connections
" v o& W% h! L' R+ g7 W0 r r20 Resistance to heat, fire and tracking7 @; |7 Q4 a D' p2 ?6 H. f6 f
21 Resistance to corrosion |
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