Power Quality Analyzers

Complete range of digital power quality measuring instruments for 1- and 3-phase electric supply systems

Metrel power quality analysers are proven tools for expert designers of filtering systems, power correction equipment, over voltage protection and UPS systems.
Wide range of testing possibilities are supported: voltage sags and swells, resonant states, high neutral conductor currents in 3-phase systems, asymmetry, transients, etc.
Automatic EN 50160 evaluation test report, including flickers.
Simultaneous sampling on tree current and three voltage input channels with sampling frequency 6400 Hz.
Internal 2 MB memory for data recording.
Measurements and recording of current, voltage, power, energy, power factor, power character, anomalies, THD, harmonic spectrum analysis with harmonics direction.
Scope function.
Modem communication support for remote control of the instrument.
Windows compatible PowerLink PC evaluation software package for profound analysis. Tabelaric or graphic presentation of results including statistical analysis. Possible export to MS® Word or MS® Excel.
Wide selection of standard sets and optional accessories.

The NEW MI 2892 Power Master is a hand-held three phase power quality analyser with a large easy-to-read graphical color display enabling the user to detect harmonics, phasors and waveforms anomalies in the installation simply by connecting the device. The instrument is designed for a long term recording as well as for troubleshooting power quality problems in three-phase and single-phase power distribution systems. The handy Quick Set buttons makes the instrument more user friendly and are allowing faster data overview for troubleshooting. Advanced PC SW package PowerView3 enables detailed analysis of recorded data, direct reading from the microSD memory card, analysis of long term records and automatic creation of professional test report.

MEASURING FUNCTIONS

Voltage: TRMS, peak, crest factor (4-channel);
Current: TRMS, peak, crest factor (4-channel);
Power (active, reactive, apparent);
Power measurements fully compliant with IEEE 1459 (active, nonactive, fundamental, harmonic, load unbalance);
Unbalance, flicker measurement;
Harmonic and interharmonic analysis up to 50th harmonics, THD measurement;
Energy (active, reactive, generated, consumed);
Capturing and recording of power supply events (shutdowns, interruptions, swells, dips);
Inrush currents monitoring and recording;
Waveform/inrush displaying, snapshot and recording;
Transients recording;
Power quality analysis according to EN 50160;
Recording up to 7 adjustable alarms;
Temperature measurement;
Power factor cos ϕ.

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MI 2792A PowerQ4 Plus

The MI 2792A PowerQ4 Plus is top of the range power quality analyser. With its 4 current and 4 voltage channels it is suitable for locating, predicting and troubleshooting of problems in three and in single phase power distribution systems. All 4 current channels have the ability to automatically recognize clamps whose range can be set on the instrument. Rugged design makes it appropriate for field use. It can operate up to 15 hours on a single battery charge. Pa-rameters of the instrument can be set directly on the instrument, via the PowerView software or remotely true the optional GPRS modem connection. It is compliant with power quality standard IEC 61000-4-30 Class A, and it has a predefined recorder profile for EN 50160 survey.

MEASURING FUNCTIONS

Voltage: TRMS, peak, crest factor (4-channel)
Current: TRMS peak, crest factor (4-channel)
Power (active, reactive, apparent)
Power factor, cos ϕ
Unbalance, flicker measurement
Harmonic analysis up to 50th harmonic, THD measurement
Energy (active, reactive, generated, consumed)
Power quality analysis according to EN 50160
Capturing and recording of power susply events (shut-down’s, interruptions, swells, dips)
Inrush currents monitoring and recording up to 10 adjustable alarms
Waveform displaying and snapshot

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MI 2792PowerQ4 Plus

MI 2592 PowerQ4 is a handheld, simple to use, portable power quality analyser with four current and four voltage measuring channels. Integrated in rugged housing and packed with powerful functions it can be effectively used for monitoring, troubleshooting and analysing of power quality conditions in power distribution networks either in industry or utilities

MEASURING FUNCTIONS

Voltage: TRMS, peak, crest factor (4-channel)
Current: TRMS peak, crest factor (4-channel)
Power (active, reactive, apparent)
Power factor, cos ϕ
Unbalance, flicker measurement
Harmonic analysis up to 50th harmonic, THD measurement
Energy (active, reactive, generated, consumed)
Power quality analysis according to EN 50160
Capturing and recording of power susply events (shut-down’s, interruptions, swells, dips)
Inrush currents monitoring and recording up to 10 adjustable alarms
Waveform displaying and snapshot

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MI 2592 PowerQ4

MEASURING FUNCTIONS

Voltage: TRMS, peak, crest factor (4-channel)
Current: TRMS peak, crest factor (4-channel)
Power (active, reactive, apparent)
Power factor, cos ϕ
Unbalance, flicker measurement
Harmonic analysis up to 50th harmonic, THD measurement
Energy (active, reactive, generated, consumed)
Power quality analysis according to EN 50160
Capturing and recording of power susply events (shut-down’s, interruptions, swells, dips)
Inrush currents monitoring and recording up to 10 adjustable alarms
Waveform displaying and snapshot

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MI 2392 PowerQ Plus

PowerQ ^Plus is a genuine, portable 3-phase power quality analyser which favorably competes with higher priced instruments and can be easily implemented in a variety of different situations

MEASURING FUNCTIONS
PowerQ ^Plus is due to its small dimensions and ease of use ideally suited for routine or complex power quality assesment in heavy duty industrial environments.

True RMS and zero blind measurement and data logging of: RMS and THD of voltages and currents;power, power factor and energy
Simultaneous analysis of basic power quality parameters (U,I,P,Q,S, PF)
Harmonics analysis up to 50th component
Phase diagram and unbalance calculation for 3-phase systems
Voltage and current on-line scope function
Inrush current measurement
Voltage events (dip, swells and interrupts) evaluations
Recording and reporting according to EN 50160

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MI 2492 PowerQ

PowerQ is first 3 phase power quality instrument on the market that meet: low cost, handy size, and simple use

MEASURING FUNCTIONS

True RMS and zero blind measurement and data logging of:

– RMS and THD of voltages and currents
– power, power factor and energy

Simultaneous analysis of basic power quality parameters (U, I, P, Q, S, PF)
Harmonics analysis up to 50th component
Phase diagram and unbalance calculation for 3-phase systems
Voltage and current on-line scope function
Very long battery supply: up to 12h

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MI 2230 VAFMETER

MI 2230 VAFMeter is handheld multifunction instrument which can accurately measure voltage, current, power, harmonic distortion and phase angles in single, two and three phase systems

MEASURING FUNCTIONS

TRMS Two channel voltage measurements, up to 600 Vac
TRMS Two channel current measurements, up to 3000 Aac
U-U, I-I, U-I angle measurement, phase diagram
Support for three-phase (Aaron) systems
Active, reactive and apparent power, PF, cos φ, THD, frequency
Continuity/resistance of conductors with 200mA test current with polarity change and with pass/fail functionality

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MI 2130 Voltscanner

High performance, digital, one phase voltage recorder

MEASURING FUNCTIONS

Pre-set voltage limits for power quality assessment in accordance with EN 50160.
Recording of power supply outages and transient over voltages.
Quick voltage quality assessment for unskilled users.
Optional: 110 V version.

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Power Quality Analyzers