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CEC是美國加州的能效標准,可上它的网看看:; U ^' A m5 \
www.energy.ca.gov& U7 k) z5 h6 a, U7 i
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Standards for Power Supplies* m* t. a9 J8 ]; I/ P- W
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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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Effective July 1, 2007 for external power supplies used with wireline telephones and all other applications.
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Nameplate Output (W) Minimum Efficiency in Active Mode*
) F1 u. Q }8 A6 G# W3 e3 a0 to < 1 Watt 0.49 * Nameplate Output # q$ F! l+ x. O9 c
≥ 1 and ≤ 49 Watts 0.09 * Ln(Nameplate Output) + 0.49
" h: E4 y! F2 {$ R. R7 u& _- g" H> 49 Watts 0.84
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Maximum No-Load Energy Consumption : }0 D* Z% {9 a% H* r, T: M
0 to < 10 Watts 0.5 Watts
8 L" y2 E: U& s' ~≥ 10 to < 250 Watts 0.75 Watts
2 N9 a+ {. Z" h3 F, n9 b3 ] A*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts ; H) F: a" r5 p& n' b
+ H5 o( G, l% V' TEffective July 1, 2008; r7 [. o- Z* ?; n2 h% Z
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Nameplate Output (W) Minimum Efficiency in Active Mode*
C! Y5 j) l$ Y; m# n% _" U< 1 Watt 0.5 * Nameplate Output
?1 w: e6 Z) l& }# U3 a≥ 1 and ≤ 51 Watts 0.09 * Ln(Nameplate Output) + 0.5 ' z: k8 B7 l' |3 J9 M6 w8 v
> 51 Watts 0.85
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Maximum No-Load Energy Consumption ! W3 t, W" A) r9 B }! Z
Any Output 0.5 Watts 9 U' l/ F' {6 l% _0 ~ _1 y% K* j
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts 0 a- ^; I; A& }. Y1 r8 a$ {
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Compact Audio Products Effective Jan 1, 2007: |5 N3 C" S# W9 [. _( o8 F
2 W in audio standby passive mode for those w/o permanently illuminated clock display, 4 W for those with ) \/ X: K6 P1 a, F+ k* n% H h7 c
9 ~. D5 Z1 d! O1 [ GTelevisions$ V2 D1 f/ k) Z X
Effective Jan 1, 2006
: m: }8 e) g6 }$ c! ~) j3 W in TV standby passive mode0 i3 P/ L- W m1 [0 w
: X; P$ Q" a/ c7 lDVD Players/Recorders , _# _+ x; N+ R6 W' Q5 p% A
Effective Jan 1, 2006 h3 I# k8 q2 X5 e1 f
3 W in video standby passive mode T3 q# L4 X& }0 o9 w
2 O1 ^" j5 H$ d% ]) L, G/ DDigital Television Adapters
2 f. E G' s; U$ C1 x6 Q# m5 R Effective Jan 1, 2007; O/ [+ Q8 K* }6 d* v0 V! m
1 W in STB standby passive mode, 8 W STB on mode |
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