Appendix B – INFORMA PMD-A Functions
155
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Figure B.5 – Harmonics Record
Note
•
Harmonics applied to the device is 6% of nominal voltage 230
VAC.
•
The green line indicates the voltage RMS value and the other 3
lines indicate the voltage harmonic (% of fundamental) values on
all the three phases.
Inter-Harmonics
Harmonics that have frequencies equal to non-integer multiples of the fundamental are inter-
harmonics.
The inter-harmonic recording function complies with IEC 61000-4-7. The user can select up
to the 49th inter-harmonic quantity for each three-phase group of analog channels to be
recorded at 10-minute intervals and/or user-defined time intervals.
Summary of Contents for INFORMA PMD-A
Page 1: ...User Manual www qualitrolcorp com INFORMA PMD A Data Acquisition Unit Document ID 40 08557 01...
Page 7: ...Contents Contents iv www qualitrolcorp com References 240...
Page 8: ...About This Manual 1 www qualitrolcorp com Chapter 1 About This Manual...
Page 12: ...Overview 5 www qualitrolcorp com Chapter 2 Overview...
Page 15: ...Components and Specifications 8 www qualitrolcorp com Chapter 3 Components and Specifications...
Page 58: ...Installation 51 www qualitrolcorp com Chapter 4 Installation...
Page 86: ...Configuration 79 www qualitrolcorp com Chapter 6 Configuration...
Page 108: ...Configuration 101 www qualitrolcorp com Figure 6 22 PQ Free Interval Continuous Recording...
Page 120: ...Maintenance 113 www qualitrolcorp com Chapter 7 Maintenance...
Page 126: ...Maintenance 119 www qualitrolcorp com Figure 7 7 Voltage Calibration...
Page 166: ...Appendix B INFORMA PMD A Functions 159 www qualitrolcorp com Figure B 9 RMS Envelope PQRVC...
Page 199: ...Appendix D License Information 192 www qualitrolcorp com Appendix D License Information...
Page 246: ...References 239 www qualitrolcorp com References...