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CEC是美國加州的能效標准,可上它的网看看:
5 b( Q) N) ?4 twww.energy.ca.gov2 P* I" L0 }! R# Q$ ?: [
9 \3 N& Y" y @$ |Standards for Power Supplies6 [. I% w# c+ a& r
- Q$ S' e9 s, S: P4 FEffective January 1 2007 for external power supplies used with laptop computers, mobile phones, printers, print servers, scanners, personal digital assistants (PDAs), and digital cameras.
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, i- C, d/ \! N/ o: a6 J) @Effective July 1, 2007 for external power supplies used with wireline telephones and all other applications.
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" C( V# T$ ^7 o# h9 KNameplate Output (W) Minimum Efficiency in Active Mode*
1 e' a6 M$ e' ^! l0 to < 1 Watt 0.49 * Nameplate Output
( O1 g) N7 B e5 w+ w! H/ Q' g≥ 1 and ≤ 49 Watts 0.09 * Ln(Nameplate Output) + 0.49 3 ?- }3 [" b. H: A; I7 e
> 49 Watts 0.84
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Maximum No-Load Energy Consumption h+ t' v/ e4 j8 F# ?* d
0 to < 10 Watts 0.5 Watts " s! z; V, H/ C
≥ 10 to < 250 Watts 0.75 Watts , ]" \4 G! P4 {( t9 e6 e
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts
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+ A0 k. o* r7 ?7 \9 x% a% pEffective July 1, 2008% F7 V9 V& _) k) x% Y6 e0 @2 Y+ x
, c; H4 L V7 r% ]" t; c7 lNameplate Output (W) Minimum Efficiency in Active Mode*
9 `( I4 Q9 f% t5 E" L2 G& `& P4 d0 O< 1 Watt 0.5 * Nameplate Output ) c: h+ B! ?2 z/ v
≥ 1 and ≤ 51 Watts 0.09 * Ln(Nameplate Output) + 0.5 ' t) u7 N& t* I3 X3 k9 K" v
> 51 Watts 0.85
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Maximum No-Load Energy Consumption
& [4 ]8 Q+ r. t0 SAny Output 0.5 Watts - K3 x) T6 v" ^( G5 h
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts
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Compact Audio Products Effective Jan 1, 2007
* d. ~! p0 y5 u% ], k* x* E6 a; m0 D2 W in audio standby passive mode for those w/o permanently illuminated clock display, 4 W for those with
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Televisions
$ w0 \7 f# N" Q- u Effective Jan 1, 2006- h4 L" Z/ _5 E1 A: m" p
3 W in TV standby passive mode
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DVD Players/Recorders
7 ]& I1 Z+ R: I2 X' e* t6 n Effective Jan 1, 2006
# g4 Z' K j- L3 W in video standby passive mode
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% ^5 Z- _4 z. D0 ^1 Q* _' J5 _Digital Television Adapters
- q: _4 {1 W3 f/ k6 |) d6 p Effective Jan 1, 2007
9 i: a @% c/ u; X3 w) z1 W in STB standby passive mode, 8 W STB on mode |
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