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6
Power Quality Analyzer PowerPad
®
IV Model 8345
■
Current and voltage crest factors (neutral included)
■
Harmonic loss factor (FHL) for application to transformers in the presence
of harmonic currents
■
K factor (FK) for application to transformers in the presence of harmonic
currents
■
40 alarms per user profile
■
Log of events, such as voltage dips, voltage swells, interruptions, transients,
rapid voltage changes (RVC), and synchronization
■
Total harmonic distortion of currents and voltages (neutral excluded)
referred to the fundamental (THD in %f)
■
Total harmonic distortion of currents and voltages (neutral included) referred
to the AC RMS value (THD in %r)
■
Active, reactive (capacitive and inductive), non-active, distorting, and
apparent power, per phase and total (neutral excluded)
■
Power factor (PF) and displacement factor (DPF or cos φ) (neutral excluded)
■
Distorting RMS value (d) for currents and voltages (neutral excluded)
■
Short-term flicker of voltages (P
st
) (neutral excluded)
■
Long-term flicker of voltages (P
lt
) (neutral excluded)
■
Active, reactive (capacitive and inductive), non-active distorting, and
apparent energy, per phase and total (neutral excluded)
■
Energy valuation (€, $, £, etc.) with a basic rate and 8 special rates
■
Current and voltage harmonics (neutral included) up to order 63: RMS
value, percentages referred to the fundamental (%f) (neutral excluded) or to
the total RMS value (%r), minimum and maximum, and harmonic
sequence level
■
Apparent harmonic power (neutral excluded) up to order 63: percentages
referred to the fundamental apparent power (%f) or to the total apparent
power (%r), minimum and maximum of one order level
■
Current and voltage interharmonics up to order 62 (neutral included)
■
Synchronization with UTC with a choice of time zone
■
Monitoring mode to check the compliance of the voltages
■
Information signals on the CPL (MSV)
2.1.2 Display Functions
The 8345 has functions to display the following:
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Waveforms for voltages and currents
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Bargraphs of voltage and current harmonics
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Screenshots
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Instrument information, such as the serial number, software version, MAC,
Ethernet, USB, Wi-Fi addresses, and more
■
Recordings for trends, alarms, transients, and inrush currents