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大家能否讨论一下: 线性电源绕开CEC要求的方法. 8 n, o6 ]6 q1 L( a
譬如,次级采用双绕组, 能有效避开CEC要求吗?
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These Standards apply to each single-voltage external AC to DC, or AC to AC power supply
& I+ ~( h2 B! V2 l7 V' H- Kthat meets the following conditions:
* x$ o- Z8 G* e5 W1. is designed to convert line voltage AC input into lower voltage DC or AC output;1 p9 I/ r. A6 J/ K0 t
2. is able to convert to only one DC or AC output voltage at a time;
9 C) s" H$ A, |# O1 r: Y {3. is sold with, or intended to be used with, a separate end-use product that
2 [0 A1 i! R0 \) ?- z) D" l; iconstitutes the primary load;* b# Z9 r- d F$ E/ [1 J- x6 ]
4. is contained within a separate physical enclosure from the end-use product;
& r, d6 X0 j- H; g9 v8 |9 f5. is connected to the end-use product via a removable or hard-wired male/female
0 _( Z! A: X# Z+ _6 F- w! Pelectrical connection, cable, cord, or other wiring;
" Q4 [& Q9 A4 o6. does not have batteries or battery packs that physically attach directly (including
4 s ` v: D* J3 C1 I% Y2 |those that are removable) to the power supply unit;% [. t( d) i5 T0 _- x; ?
7. does not have a battery chemistry or type selector switch and an indicator light;/ t. a6 E( N% j0 A
or, does not have a battery chemistry or type selector switch and a state of
, r- K+ m; X: a9 e5 V# l/ v/ o* R( `9 }charge meter;+ {: U5 m7 N# @( z; s; e
8. has a nameplate output power less than or equal to 250 watts. |
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