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CEC是美國加州的能效標准,可上它的网看看:
% }! ^; m. s) p: p/ L/ cwww.energy.ca.gov
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$ b" R( I# }5 b6 X1 ~' JStandards for Power Supplies
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1 I. P' z7 Q$ N) N6 p! ^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.! ]. }8 r8 B# C& |7 B4 @/ u" k# A9 t
& g& I$ ~1 H' u' U) X2 f% {+ zEffective July 1, 2007 for external power supplies used with wireline telephones and all other applications.
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4 G! O. b" C3 e" n8 bNameplate Output (W) Minimum Efficiency in Active Mode*
. \+ L0 \# G+ f0 to < 1 Watt 0.49 * Nameplate Output ; p' n6 J! g, v, p
≥ 1 and ≤ 49 Watts 0.09 * Ln(Nameplate Output) + 0.49 9 s- ?9 k4 X7 Y1 t9 l
> 49 Watts 0.84
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( _) W ]) F/ o7 O Maximum No-Load Energy Consumption {+ R& E8 I* P, ~8 M0 H& g; n$ g
0 to < 10 Watts 0.5 Watts
0 R4 }+ X- a- L9 V0 M- w≥ 10 to < 250 Watts 0.75 Watts 2 e6 V/ i- S6 K& U& X1 X
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts
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Effective July 1, 2008- b* v m a; N2 U& _3 @6 F. B
9 Y1 A0 `5 g2 f" WNameplate Output (W) Minimum Efficiency in Active Mode* " w4 N/ G ?: ^3 S/ v7 w% C" j
< 1 Watt 0.5 * Nameplate Output # l _- x; E: ~% q S# D
≥ 1 and ≤ 51 Watts 0.09 * Ln(Nameplate Output) + 0.5 ; m1 V; a0 C( ]
> 51 Watts 0.85
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Maximum No-Load Energy Consumption + e6 S8 G, j) s6 U2 A) B2 {
Any Output 0.5 Watts 9 Y# @0 w# k$ B3 A% [
*Ln (Nameplate output) = Natural Logarithm of the nameplate output expressed in Watts
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Compact Audio Products Effective Jan 1, 2007/ m# \) W4 Q* Y
2 W in audio standby passive mode for those w/o permanently illuminated clock display, 4 W for those with / N, S6 n0 L) A3 O
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Televisions
. Y3 j0 u/ H7 s! A5 H! }# G/ P Effective Jan 1, 2006# Y: X9 C7 e' _) W }, \
3 W in TV standby passive mode* U) n6 k1 p% K; t+ g* z* q
# {' b# g$ R3 i! y( N- i- X( GDVD Players/Recorders 7 }, H( @' C( f* B. @! W& }( p
Effective Jan 1, 2006
" P1 g& t' F/ ? x6 X$ v3 W in video standby passive mode" M" w8 i" D% C# ~) w
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Digital Television Adapters : p$ }; e0 F1 c0 j6 h
Effective Jan 1, 2007" D ]0 h! x( r* P- f9 Z( \
1 W in STB standby passive mode, 8 W STB on mode |
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