国际标准IEC61000简介.ppt

1、Information from,What is EMC ?,What is CE Marking ?,EMC Electromagnetic Compatibility,Emission CISPR Publications 11, 14, 16, 22 Conducted Emission on Power mainsConducted Emission on Data and Signal Lines Radiated Emission M-field, E-Field Immunity Basic standards IEC 61000-4-xxPhenomena Oriented,I

2、EC International Electrical Commission,Residence:Geneva (Switzerland) Members:42 country Committees:TC/SC 198,EMC within IEC,TC77 Electromagnetic Compatibility The scope covers the following aspects of EMCImmunity, over the wide Frequency range. Emission, in the low frequency range(up to 9kHz) Emiss

3、ion in the high frequency range(over 9kHz) in co-ordination with CISPR, and disturbances not covered by CISPR.,Structure of the IEC TC77,SC 77A:Low frequency disturbance SC 77B:High frequency disturbance SC 77C:Immunity to High Altitude Nuclear Electromagnetic Pulse (HA-NEMP) Not in the response of

4、the TC77, standards on EMC forVehicles, ships, planes, special radio and telecom systems and work which belongs to aims of CISPR.,Status of Basic Immunity Standard,IEC 61000 - 4 -xx Range of Standard,IEC 61000 - 4 - 1,Overview on EMC Immunity Tests Contents: Overview concerning the various phenomena

5、. Status: Published as IEC1000-4-xx1992, available from the IEC,IEC 61000 - 4 - 2,Electrostatic Discharge Immunity Test (ESD) Contents: Conversion of the IEC 801-2 into the Basic Standard.Tests with Electrostatic Discharge from 2 to 15 kV Status: The DIS is Approved andpublished as 1995.,ESD Contact

6、 Discharge,IEC 61000 - 4 - 3,Immunity to Radio Frequency EM-Fields. Contents: Free field testing in the frequency range from 80 to 1000 MHz at field strengths of 1 to 10 V/m Status:The DIS is approved in IEC and is published as 1995.,IEC 61000 - 4 - 4,Electrical Fast Transient / Burst Immunity Test

7、Contents:Line-related Test with Fast Transients at High Repetition Frequency with Voltages between 250 V and 4 kV with the Pulse Form 5/50 ns. Status:Published as 1994 in IECand CENELEC,FT/B Test revision Contents:Optional Burst Frequency of 100 kHz, better specification of pulse width, 0.75 ns, tru

8、e common mode coupling only. Status:A CD is in preparation.,IEC 61000 - 4 - 4 Rev.,EFT Waveform IEC 61000-4-4,IEC 61000 - 4 - 5,Surge Immunity Requirements. Contents:Line-related, Energy-Rich pulses of 1.2/50 us, 8/20 us and 10/700 at 0.5 to 4 kV.(Lighting Surge) Status:The DIS is published as 1995

9、in IEC and CENELEC.,Lighting Surge Waveform IEC 61000-4-5,IEC 61000 - 4 - 6,Immunity to Conducted Disturbances induced by Radio Frequency Fields. Contents:Line-related, sinusoidal effect in the Frequency range from 150 kHz to 80 MHz at Voltage levels 1 to 10 V. Status:A DIS is in circulation.,IEC 61

10、000 - 4 - 8,Power Frequency magnetic Field Immunity Test. Contents:New standard. Testing of the effects of mains current magnetic fields in the range from 1 to 1000 A/m. Status:Published as IEC 1993.,IEC 61000 - 4 - 9,Pulse Magnetic Field Immunity Test Contents:New standard. Testing of the effects o

11、f pulsed magnetic fields at 6.4/16 us in the range 100 to 1000 A/m. Status:Published as 1993.,IEC 61000 - 4 - 10,Damped Oscillatory Magnetic Field Immunity Test. Contents:New standard. Testing of the effects of a sinusoidal magnetic field of 100 kHz to 1 MHz at 10 to 100 A/m. Status:Published as 199

12、3.,Test Set Up Magnetic Field for IEC 61000-4-8,9,10,IEC 61000 - 4 - 11,Voltage Dips, Short interruptions and Voltage variations Immunity Test. Contents:New Standard. Testing of the effects mains voltage interruptions and variation. Status:Published as 1994.,IEC 61000 - 4 - 12,Oscillatory Waves Immu

13、nity Test. Contents:New standard. Testing of the effects Line-related, Sinusoidal damped oscillations at 100 kHz in the Voltage range from 250 V to 4 kV. Status:The DIS is approved in IEC and CENELEC and will soon be Published.,EMC Directive for CE Markingfrom 1. January 1996,CENELEC (European Commi

14、ttee for Electrotechnical Standardization) EN No. (CENELEC Standard)EN 6 +1000-4-xx (6+IEC No.) Immunity Test RequirementsEFT(EN 61000-4-4)ESD(EN 61000-4-2)Surge(EN 61000-4-5)DIPS(EN 61000-4-11)Other Tests,General Test Requirements,Reliability of the Test ResultsNumber of ShotsTest TimePolarityPhase AngleSynchronization with EUT operating sequence Statistical aspects etc.,Products Standard,Preferences over Generic Standard The Products Standards refers to the Basic Documents. All the