Managing and Engineering Energy Information
Meters and Systems for Energy Measurement, Power Management and Tenant Billing
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Power Quality Meters

Socomec

Schneider

Northern Design

Carlo Gavazzi

DIRIS A40

PM800

Cube 400

WM4-96

It is becoming increasingly important to monitor the quality of the power supplied to an installation as defined by standards such as EN50160.

SHM supply a range of easy-to-use high-performance electricity meters that not only measure power and energy consumption but also parameters such as power factor, frequency, total harmonic distortion (THD) and harmonic content.

Socomec
DIRIS A40 - Click for full-size image

DIRIS A40/A41

A 3-phase 5A CT-connected 96x96 DIN-panel mounted modular multifunction power quality meter with a 5-line LCD display.

Measured parameters include kW, kvar, kVA, Voltage, Current, Power Factor and full Harmonic analysis.

Optional plug-in modules are available for Pulse Output and Modbus communications.

The A41 analyses the neutral current using a 4th Current Transformer.

Click here Adobe to view the A40 brochure (1.3M).

DIRIS A40

DIRIS A41

DIRIS A60 - Click for full-size image

DIRIS A60

A 3-phase 5A CT-connected 96x96 DIN-panel mounted modular multifunction power quality meter with a 5-line LCD display.

Measured parameters include kW, kvar, kVA, Voltage, Current, Power Factor and full Harmonic analysis.

The A60 captures anomalous supply events (overvoltage, voltage dips, outages, overcurrent) and provides a graphical representation of these.

Optional plug-in modules are available for Pulse Output and Modbus communications.

Click here Adobe to view the A60 brochure (1.3M).

DIRIS A60

Schneider
PM800 - Click for full-size image

PM800 Series

The PM800 series of modular 3-phase 5A CT-connected multifunction meters offers the high-performance capabilities required to monitor an electrical installation in a 96x96 mm DIN-Panel case.  Measured parameters including kW, kvar, kVA, Voltage, Current, Power Factor and Harmonics are shown on the clear 4 plus 2 line LCD display.

Four models offer an incremental choice of custom logging and power quality analysis.  All models come with Modbus communications, one digital input and one pulse output.  Installable option modules offer extra digital inputs & outputs, analog I/O and an Ethernet port.  A remote display option is also available.

The PM810 is the basic unit and the PM820 adds event logs and harmonic capture up to the 31st.  The PM850 adds waveform capture, trending, enhanced alarms and harmonics up to the 63rd.  The PM870 adds Sag and Swell detection and enhanced waveform capture.

Click here Adobe to view datasheet (1.2M) or here Adobe to view a brochure (1.5M).

Northern Design
Cube 400

Cube 400   New!

The Cube 400 is a very low cost panel-mount 3-phase multifunction meter with dual pulse outputs and accuracy better than Class 1.  Its 'Right First Time' installation aids clearly show if the meter is correctly wired and programmed.  Its display shows kWh, kVARh, kVAh, kW, kVAR, kVA,  V, A, PF, Hz, peak values, demand values, THD & harmonics up to the 15th.

Ideal for SCADA applications, this DIN 96 x 96 meter has an easy-to-read 3-line display and serial Modbus communications.

Click here Adobe to view brochure (679k)

Cube400MH

Carlo Gavazzi
WM3-96 - Click for full-size image

WM3-96

Class 0.5 energy meter, kWh, kVARh and Demand.  Measures watts, VA, VAR, voltage, current, power factor, frequency and harmonic content (up to 50th), per-phase and total.  DIN 96x96 enclosure.  Analog and pulse outputs.  Optional Modbus communications.

Click here Adobe to view brochure (375k).

WM4-96 - Click for full-size image

WM4-96

Class 0.5 logging meter, similar to WM3-96 but able to store a load profile.

Click here Adobe to view brochure (407k).

WM5-96 - Click for full-size image

WM5-96

A highly sophisticated 3-pase Utility Grade modular Power Quality Analyzer.  Provides accurate measurement of all supply parameters.  Optional modules available include digital input and output, Analog output, RS485, RS232 and Ethernet.

Click here Adobe to view brochure (749k).

WM22-DIN - Click for full-size image

WM22-DIN

A modular power analyser, measuring all supply parameters, including Total Harmonic Distortion (up to 7th harmonic) of voltage and current.  Two pulse outputs.

Available as 5A CT-operated or direct connected up to 90A per phase (Ib = 20A, Imax = 90A).

Click here Adobe to view brochure (565k).

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Power quality meters measure kW, kWh, kVAr, kVArh, kVA, kVAh, power factor, total harmonic distortion (THD), harmonic content, single phase, polyphase, 3-phase, power, reactive power, AC, import, export, import/export.  SHM can source and supply all kinds of power quality meters including those from Northern Design, ND and Carlo Gavazzi. V19