Atec AEMC-8335 User Manual

Page 3

PowerPad Model 8335

Inrush current

Calculation of Crest Factors for current and voltage

Calculation of the K Factor for transformers

Calculation of short-term flicker for voltage

Calculation of the phase unbalance for voltage and current (3 phase only)

Measurement of harmonic angles and rates (referenced to the fundamental or RMS value) for

voltage, current or power, up to 50th harmonic
Display of harmonic sequencing and direction

Calculation of overall harmonic distortion factors

Real time display of Phasor diagrams including values and phase angles

Monitoring of the average value of any parameter, calculated over a period running from 1 sec to

2 hrs
Measurement of active, reactive and apparent power per phase and their respective sum total

Calculation of power factor, displacement power factor and tangent factor

Total power from a point in time, chosen by the operator

Recording, time stamping and characterization of disturbance (swells, sags and interruptions,

exceedance of power and harmonic thresholds)
Detection of transients and recording of associated waveforms.

Color coded input tags to identify voltage and current inputs to local standards.

2GB internal memory

DataView software included for downloading measurements, storage, and analysis and report

generation.

APPLICATIONS

Verification of power distribution circuits

Measurement and recording of power system quality (kW, VA, VAR)

Energy metering (kVAh, VARh, kWh)

In plant troubleshooting of power distribution panels and individual machinery

Monitor pad mount transformers

Determine harmonic problems originating from source or load

Monitor phase unbalances

Determine transformer K-Factor