Total Harmonic Distortion (THD) Power Quality Analyzers and Monitors Datasheets

Digital Energy and Harmonics Analyzer -- STAR3
from Duncan Instruments Canada, Ltd.

Superior Performance. This high quality 96x96 panel energy analyser provides brilliant features at a price never reached before. The new bright red LCD display, the harmonic analysis , the wide set of measured parameters including the THD available in all the models, the multi-protocol capability of... [See More]

  • Power Quality Parameters: True RMS Voltage Measurement; True RMS Current Measurement; Harmonics; Total Harmonic Distortion (THD); Power Factor
  • Voltage Range: 0 to 750
  • Phase: Single Phase; Three Phase
  • Electrical Parameters: AC Voltage; AC Current; Frequency
Compact Multifunction Instrument with Touch Screen LCD -- Alpha 50
from Tinsley Precision Instruments

Alpha 50 is a compact multifunction instrument with touch screen LCD utility which measures parameters in 3 phase and single phase Network & replaces the multiple. Alpha 50 measures important electrical parameters in 3 phase and single phase Network & replaces the multiple analog panel... [See More]

  • Power Quality Parameters: True RMS Voltage Measurement; Harmonics; Total Harmonic Distortion (THD); Power Factor
  • Electrical Parameters: AC Voltage; AC Current
  • Phase: Single Phase; Three Phase
AEMC Power & Energy Logger -- PEL 102
from Weschler Instruments

Control your consumption. Manage your energy cost. Access multiple units from one PC through Ethernet connection. Monitor your energy usage from anywhere in the world. DataView software included for data storage, real-time display, analysis and report generation with supplied pre-defined or custom... [See More]

  • Power Quality Parameters: True RMS Voltage Measurement; True RMS Current Measurement; Harmonics; Total Harmonic Distortion (THD); Power Factor
  • Number of Channels: 3
  • Phase: Single Phase; Three Phase
  • Voltage Range: 100 to 2000
Amprobe® Power Quality Recorder -- DM-4
from Amprobe Test Tools

Extremely easy to setup and operate, built in scope displays waveforms [See More]

  • Power Quality Parameters: True RMS Voltage Measurement; True RMS Current Measurement; Harmonics; Total Harmonic Distortion (THD); Power Factor
  • Voltage Range: 20 to 1000
  • Phase: Single Phase; Three Phase
  • Current Range: 1 to 1000
Protection & Control -- PQMII Meter
from GE Digital Energy

The PQM II is an ideal choice when continuous monitoring of a three phase system is required. It provides metering for current, voltage, real and reactive power, energy use, cost of power, power factor and frequency. Programmable setpoints and 4 assignable output relays allow control functions to be... [See More]

  • Power Quality Parameters: True RMS Voltage Measurement; True RMS Current Measurement; Harmonics; Total Harmonic Distortion (THD)
  • Frequency Range: 20 to 70
  • Phase: Three Phase
  • Electrical Parameters: AC Voltage; AC Current; Frequency
On-Line Electric Motor Analyzer -- EMAX
from PdMA Corporation

The EMAX tester allows for proactive predictive maintenance without requiring a shutdown of the motors for access. The power and convenience of dynamic testing collects data without interrupting production processes. The EMAX can be used for process analysis with motor current signature analysis and... [See More]

  • Power Quality Parameters: True RMS Voltage Measurement; True RMS Current Measurement; Total Harmonic Distortion (THD); Power Factor
  • Number of Channels: 6
  • Phase: Three Phase
  • Voltage Range: 0 to 600
Clamp On Power Monitor -- CW240
from Yokogawa Corporation of America

Electric power analysis and power supply quality control in a single unit. Simultaneous measurment of loads in four systems(common to voltage). Wide measument range. Leakage current measument in four chanels. Wiring and Setting check function. A large amount of data can be saved. Analog input-output... [See More]

  • Power Quality Parameters: True RMS Voltage Measurement; True RMS Current Measurement; Harmonics; Total Harmonic Distortion (THD)
  • Number of Channels: 2 to 6
  • Phase: Single Phase; Three Phase
  • Voltage Range: 150 to 1000