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U盘、MP3 Player、MP4 Player EMC测试项目, z' ^/ W* B) c
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该产品应满足的欧洲指令:89/336/EEC Electromagnetic Directive% y% ^+ v- G y- Q# p5 ]2 `* ^6 G
参考标准有:0 O6 [5 r! t, P- }) A( ^
& L8 d# I( q+ m0 c% W5 WEN 55022: Limits and methods of measurement of radio disturbance characteristics of information technology equipment * Y0 y6 ?9 W& [4 L
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EN 55024 Information technology equipment - Immunity characteristics - Limits and methods of measurement
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. u# _! o; X0 L- \ `! T产品按照标准测试具体项目如下:
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一、 EMI干扰部分测试项目
) ^( ?' N* h/ v5 W: G. A* y8 h参照标准 EN55022:1998+A1:2000+A2:2003
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1. Terminal voltage:150KHz~30MHz
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Frequency Range (MHz) Limits ( dBuV)
; N6 [' Z9 W& y! G Quasi-Peak Average
1 Y4 \# f* g3 k0 R0.150~0.500 66~56 56~46
% @: j/ r% P+ W& R6 b: Z6 }% i0.500~5.000 56 46
1 R0 M7 g8 W% ?! n6 v k" T E8 b5.000~30.00 60 50
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+ N" _- c: ]6 A+ n: h2. Limit of Radiated Disturbances : 30MHz~1000MHz
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! |# o! d4 b: v7 s/ `, @) n% B5 @Frequency (MHz) Distance (Meters) Field Strengths Limits (dBV/m)6 L0 n& g5 R$ }* @7 j
30 ~ 230 3 40 E/ J& _2 D9 x7 ^* {" f
230 ~ 1000 3 47) G5 {% `, P2 i
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8 P d9 V! O7 n( P( t# x% T( k二、 EMS抗干扰部分测试项目
, @/ W2 r4 ~# {0 Q+ O参照标准EN55024:1998+A1:2001+A2:2003
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2 N! `7 v: |5 x5 b1. Electrostatic discharge:EN61000-4-2% c4 T& \9 m( h( d
Air discharge:8kv9 Z9 s" g3 L+ p5 w' w5 n9 m
Contact discharge:4kv$ Q7 h8 B2 \2 w; j) ?
Performance criterion :B
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2. Radiated Susceptibility:IEC 61000-4-3% R; C& i: S0 D! e8 ~+ |
Frequency range:80MHz~1000MHz; 3v/m;1KHz AM 80%# N+ v. v* T* }0 B# ?
Performance criterion :A0 M7 \0 v4 u/ M/ T1 f! o, t9 R2 w
) H5 ]1 J7 K b3 ?0 H* f( V- |9 w0 A3. Electrical fast transients: EN61000-4-4
1 O4 B0 `+ M3 B& pAC power ports:1KV; 5KHz, \! E3 `7 x5 t4 H8 o
Performance criterion: B# K4 ` r I7 L( z' U
" m- @: s5 R7 w- b" P" n4. Surge: EN61000-4-5# [ E. P* K- o$ h( u. }
AC power ports:) x3 k. r6 i# I3 w' e
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4 q: i. g6 ]3 I+ zPhase to phase ±1kv ±1kv ±1kv ±1kv
6 `- ?& ~9 Z# [; ^3 i& G }% ?Phase to earth ±2kv ±2kv ±2kv ±2kv
5 a0 s% O! r; T Performance criterion :B
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5. Injected currents: EN61000-4-6
9 G s' A4 I" W AC power ports:150KHz~80MHz;3V;1KHz AM 80%
( \# T3 U1 c% B3 H" T: G" ? Performance criterion :A
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6. Voltage dips and interruptions: EN61000-4-11: _, Y2 k& b4 w
Level U2 td Phase Angle N Pass4 G( O2 Y/ S& \
1 100% 10ms 0/90/180/270 3 C
+ t# p2 B- H/ A# ]2 30% 1000ms 0/90/180/270 3 C v7 J% s& n$ D& ] w& @+ m
3 60% 200ms 0/90/180/270 3 C |
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