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大家能否讨论一下: 线性电源绕开CEC要求的方法.
$ [' U. M- Q0 x* b$ u譬如,次级采用双绕组, 能有效避开CEC要求吗? 0 u, a! b1 D. u9 V
引用: ( _8 H* I, y, ~. H& X0 w2 c {7 u
These Standards apply to each single-voltage external AC to DC, or AC to AC power supply% }0 _$ a4 T, A
that meets the following conditions:
5 l' i0 T# ?# m5 X' i1. is designed to convert line voltage AC input into lower voltage DC or AC output;. Y8 ~( @3 D( s: G( E+ G
2. is able to convert to only one DC or AC output voltage at a time; s& z& l# R; g j6 a; {
3. is sold with, or intended to be used with, a separate end-use product that
" y7 e* m6 i6 L6 Z! X( i3 tconstitutes the primary load;6 u* O" M' u5 r3 x5 _
4. is contained within a separate physical enclosure from the end-use product;* ?6 ?2 a/ R w; q
5. is connected to the end-use product via a removable or hard-wired male/female; [( L6 q% u0 y9 D9 u+ s
electrical connection, cable, cord, or other wiring;
6 ]/ ?% S; `% u6 d- n6. does not have batteries or battery packs that physically attach directly (including
. `% U' c; r0 a! S* R7 ythose that are removable) to the power supply unit; T* i0 @3 A2 d0 v
7. does not have a battery chemistry or type selector switch and an indicator light;
: j! q: T/ C {or, does not have a battery chemistry or type selector switch and a state of* U# J k) l u; T6 Z8 u2 x
charge meter;
! k4 M' m# y* B9 F) l$ W8. has a nameplate output power less than or equal to 250 watts. |
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