Amprobe DMIII-Multitest Power-Quality-Recorder Bedienungsanleitung Seite 5

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AMPROBE
DMIII MULTITEST
EN-3
16.1. Continuity Test On Protective Conductors ............................................................................................................. 82
16.2. Check of the Circuit Separation ............................................................................................................................. 83
16.3. Measurement Of Floor Insulation Resistance In Medical Rooms Cei 64-4 ............................................................ 86
16.4. Ground Resistance Measurement ......................................................................................................................... 88
16.5. Ground Resistivity Measurement ........................................................................................................................... 89
16.6. Voltage Anomalies (Voltage Sag and Surge) ......................................................................................................... 91
16.7. Voltage and current Harmonics ............................................................................................................................. 91
16.7.1. Theory ..............................................................................................................................................................................91
16.7.2. Limit values for harmonics ...............................................................................................................................................93
16.7.3. Presence of harmonics: causes .......................................................................................................................................93
16.7.4. Presence of harmonics: consequences ...........................................................................................................................94
16.8. Power and Power Factor definition ........................................................................................................................ 94
16.8.1. Conventions on powers and power factors ......................................................................................................................96
16.8.2. 3 Phase 3 Wire System ...................................................................................................................................................97
16.9. Measuring Method: outlines ................................................................................................................................... 98
16.9.1. Integration periods ...........................................................................................................................................................98
16.9.2. Power factor calculations .................................................................................................................................................98
16.9.3. Voltage Anomalies and Periods Analysis comparison .....................................................................................................98
17. APPENDIX 1 MESSAGES DISPLAYED ................................................................................................100
18. APPENDIX 2 RECORDABLE PARAMETERS: SYMBOLS ...................................................................101
Release EN 1.00 of the 31/06/2005
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