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CEC是美國加州的能效標准,可上它的网看看:
+ t. G4 W2 F6 x$ b1 Fwww.energy.ca.gov/ }! F, _) X6 }- r
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Standards for Power Supplies8 J& d2 {4 j3 @
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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.
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/ a7 d# e' |4 N3 |9 e/ }1 nEffective July 1, 2007 for external power supplies used with wireline telephones and all other applications. 9 K7 O& ]# ~+ w4 i/ C) ?0 |
; x1 O$ U- i% k: Z# I3 U% cNameplate Output (W) Minimum Efficiency in Active Mode*
4 H+ a/ |$ Z6 x, |9 I v# S0 to < 1 Watt 0.49 * Nameplate Output
4 k3 I, G. Y) W9 n3 @" M% |≥ 1 and ≤ 49 Watts 0.09 * Ln(Nameplate Output) + 0.49
: K* [4 F$ U, u& |+ |" d+ ]/ [> 49 Watts 0.84
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Maximum No-Load Energy Consumption
) j. q1 A9 p j9 W& y' l0 to < 10 Watts 0.5 Watts
: S3 Z2 q( h, x- o4 W- U/ I2 {8 ]≥ 10 to < 250 Watts 0.75 Watts
8 V+ O7 D" q! B& @*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts ; w2 p! Y2 w8 y; Q
0 ^; E2 l5 ^, V0 @+ P5 B* {0 mEffective July 1, 2008
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4 [' d7 c$ i) F; H# iNameplate Output (W) Minimum Efficiency in Active Mode*
8 F1 [+ \' y5 a# D< 1 Watt 0.5 * Nameplate Output , K- T9 h% R0 W! a5 ]8 H
≥ 1 and ≤ 51 Watts 0.09 * Ln(Nameplate Output) + 0.5 ! J% I& x( d- K& M$ O0 l
> 51 Watts 0.85
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4 c, {$ ?* c! b) u4 m Maximum No-Load Energy Consumption : N7 f. ~5 G- g6 U" c
Any Output 0.5 Watts 2 u$ O3 \5 q+ u! j4 j
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts
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. ?6 O" I' k7 J. NCompact Audio Products Effective Jan 1, 2007& ? w& b3 K0 p" Q2 |' a- p8 v
2 W in audio standby passive mode for those w/o permanently illuminated clock display, 4 W for those with
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; u3 C" t4 ^* N; W0 A- ]1 vTelevisions- D: J7 y$ z, d8 l$ O2 R2 i
Effective Jan 1, 2006' S( s% o/ H3 b4 f# }
3 W in TV standby passive mode
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3 [8 O/ S) O: _0 L1 c Effective Jan 1, 20061 N& ?- ]) h5 I
3 W in video standby passive mode
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3 ^. V7 b/ Q* @9 T& M }Digital Television Adapters 3 J: ~7 n! r. [, J8 z, f0 k
Effective Jan 1, 2007
( `" Z) D" X: H1 d1 W in STB standby passive mode, 8 W STB on mode |
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