BS EN 61000-4-8:1994:2001 Edition
$142.49
Electromagnetic compatibility (EMC). Testing and measurement techniques – Power frequency magnetic field immunity test. Basic EMC publication
| Published By | Publication Date | Number of Pages |
| BSI | 2001 | 32 |
Equipment subject to power frequency magnetic fields in residential, commercial and industrial locations, power plants and medium and high voltage substations.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 2 | Cooperating organizations |
| 3 | Contents |
| 6 | Foreword Foreword to amendment A1 Contents |
| 9 | 1 Scope 2 Normative references 3 General |
| 10 | 4 Definitions 4.1 EUT 4.2 induction coil 4.3 induction coil factor 4.4 immersion method 4.5 proximity method 4.6 ground (reference) plane (GRP) 4.7 decoupling network, back filter 5 Test levels |
| 11 | Table 1 – Test levels for continuous field Table 2 – Test levels for short duration: 1 s to 3 s 6 Test equipment 6.1 Test generator |
| 12 | 6.2 Induction coil |
| 13 | 6.3 Test and auxiliary instrumentation |
| 14 | 7 Test set-up 7.1 Ground (reference) plane 7.2 Equipment under test 7.3 Test generator 7.4 Induction coil |
| 15 | 8 Test procedure 8.1 Laboratory reference conditions 8.2 Carrying out the test |
| 16 | 9 Evaluation of test results 10 Test report |
| 17 | Example of application of the test field by the immersion method Schematic circuit of the test generator for power frequency magnetic field |
| 18 | Example of test set-up for tabletop equipment Example of test set-up for floor-standing equipment |
| 19 | Example of investigation of susceptibility to magnetic field by the proximity method Illustration of Helmholtz coils |
| 20 | Annex A (normative) Induction coil calibration method A.1 Magnetic field measurement A.2 Calibration of the induction coil Annex B (normative) Characteristics of the induction coils B.1 General B.2 Induction coil requirements |
| 21 | B.3 Induction coil characteristics B.4 Summary of characteristics of induction coils |
| 22 | Figure B.1 – Characteristics of the field generated by a square induction coil (1 m side) in its plane Figure B.2 – 3 dB area of the field generated by a square induction coil (1 m side) in its plane |
| 23 | Figure B.3 – 3 dB area of the field generated by a square induction coil (1 m side) in the mean orthogonal pla… Figure B.4 – 3 dB area of the field generated by two square induction coils (1 m side) 0,6 m spaced, in the me… |
| 24 | Figure B.5 – 3 dB area of the field generated by two square induction coils (1 m side) 0,8 m spaced, in the me… Figure B.6 – 3 dB area of the field generated by a rectangular induction coil (1 m ° 2,6 m) in its plane |
| 25 | Figure B.7 – 3 dB area of the field generated by a rectangular induction coil (1 m ° 2,6 m) in its plane (grou… Figure B.8 – 3 dB area of the field generated by a rectangular induction coil (1 m ° 2,6 m) with ground plane,… |
| 26 | Annex C (informative) Selection of the test levels |
| 28 | Annex D (informative) Information on power frequency magnetic field strength Annex D (informative) Information on power frequency magnetic field strength Table D.1 – Values of the maximum magnetic field produced by household appliances (results of the measurement… Table D.2 – Values of the magnetic field generated by a 400 kV line Table D.3 – Values of the magnetic field in high voltage substation areas |
| 29 | Table D.4 – Values of the magnetic field in power plants |
| 30 | Annex ZA (normative) Other international publications quoted in this standard with the references of the r… |
| 31 | National annex NA (informative) Committees responsible |
