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大家能否讨论一下: 线性电源绕开CEC要求的方法.
6 |$ N3 D+ \2 h譬如,次级采用双绕组, 能有效避开CEC要求吗?
v, Z1 y4 B0 X* T: B0 N引用: # \. A7 D1 ~* }
These Standards apply to each single-voltage external AC to DC, or AC to AC power supply
# X7 G0 F; [' X0 pthat meets the following conditions:
! ?2 L+ s+ Y! g7 ?5 @1. is designed to convert line voltage AC input into lower voltage DC or AC output;
8 o! S5 z6 Y% Z5 |3 |8 |4 K2. is able to convert to only one DC or AC output voltage at a time;
7 h3 ^$ c* {$ d: _1 D3. is sold with, or intended to be used with, a separate end-use product that
( a+ G% r) [7 W! z$ N- H/ tconstitutes the primary load;
9 T0 g, t* z+ Z' Q9 e1 a6 ?4. is contained within a separate physical enclosure from the end-use product;
; y( M( Q1 S9 M% u# A5. is connected to the end-use product via a removable or hard-wired male/female
. ?* `6 W" N* q1 k4 u3 selectrical connection, cable, cord, or other wiring;( W& a+ ]) h' m& V
6. does not have batteries or battery packs that physically attach directly (including
8 f9 C, v# X. o6 C4 R: k s$ w# Mthose that are removable) to the power supply unit;# V# R2 O4 u4 Y& \
7. does not have a battery chemistry or type selector switch and an indicator light;1 v" f9 H! c9 i) W( `
or, does not have a battery chemistry or type selector switch and a state of
! @3 Q1 N o$ Y2 icharge meter;6 Y0 ?* q+ _ X: D) R# I+ x/ r
8. has a nameplate output power less than or equal to 250 watts. |
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