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CEC是美國加州的能效標准,可上它的网看看:
0 f% @' A- j s$ swww.energy.ca.gov
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Standards for Power Supplies
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/ H1 D6 O% E, f. ^Effective January 1 2007 for external power supplies used with laptop computers, mobile phones, printers, print servers, scanners, personal digital assistants (PDAs), and digital cameras. B0 g: f' \# L/ L+ ]
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Effective July 1, 2007 for external power supplies used with wireline telephones and all other applications. / ~9 ]0 n+ m1 a3 |- X4 O* P5 G
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Nameplate Output (W) Minimum Efficiency in Active Mode*
) J7 W, { {: ^& y8 N+ {0 to < 1 Watt 0.49 * Nameplate Output 5 b' @$ F$ R; ^/ e: L, @6 |# d' t
≥ 1 and ≤ 49 Watts 0.09 * Ln(Nameplate Output) + 0.49 ( B1 v) X; J7 j; ~4 {2 z% H
> 49 Watts 0.84
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# s0 q* E4 [% _) b$ ~1 a+ X Maximum No-Load Energy Consumption
" b6 W5 p5 V7 S$ j) p2 ^0 to < 10 Watts 0.5 Watts 1 u u8 u% w$ f5 L9 s
≥ 10 to < 250 Watts 0.75 Watts + V E R3 N% x& O1 F
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts 0 C+ Y' e, _6 l6 O1 G0 X- y- O
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Effective July 1, 2008$ F# N6 I. p* x8 f4 e
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Nameplate Output (W) Minimum Efficiency in Active Mode* 0 S2 I. Z( W3 g$ m
< 1 Watt 0.5 * Nameplate Output
# g- H u8 {$ h2 ?0 q+ d≥ 1 and ≤ 51 Watts 0.09 * Ln(Nameplate Output) + 0.5
1 H+ C3 i7 e- P* _, \! B& J) R> 51 Watts 0.85 # k2 q; l2 q( B. |
8 G3 f$ G' H+ y# S' o1 }# e9 A Maximum No-Load Energy Consumption
" x; `6 f1 x; p& G N' o* c3 W) H" u5 \Any Output 0.5 Watts ; z/ w0 o: s. u* k
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts 8 F1 p; _, m; I. \9 s
% w1 C' B7 P8 Y7 }4 OCompact Audio Products Effective Jan 1, 20073 }+ k4 j. C! ?1 E! i6 [
2 W in audio standby passive mode for those w/o permanently illuminated clock display, 4 W for those with
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. b6 ]0 @- \7 p! f& H; a. ]/ i) STelevisions5 y5 l5 W+ ^. V; }* z
Effective Jan 1, 2006
/ h9 R) s' d& \/ _1 G9 u3 W in TV standby passive mode ?; L3 B0 {: i, [- Q4 \
* R s; g9 M8 l7 y3 i( J% ~DVD Players/Recorders $ q, q9 g( r% @2 X0 b, `
Effective Jan 1, 2006
9 q# A7 H+ R/ S+ j3 W in video standby passive mode3 O6 D- i5 i O! r/ `" R
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Digital Television Adapters 8 I/ U3 }2 B- Q. q8 f7 M4 q3 b
Effective Jan 1, 20075 X4 o. }1 b9 A' n$ j o+ f9 Y) b
1 W in STB standby passive mode, 8 W STB on mode |
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