Measurement and Certificationof Electricity Meters

Portable and StationaryTest Equipment for

Group Structure

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MTE`s products are manufacturedin accordance with DIN EN ISO 9001:2000

From its global headquarters in Zug, Switzerland,MTE Meter Test Equipment offers more than 50years of excellence, experience and innovationin state of the art products for electricity metertesting and measurement. More than 2,600meter test systems have been installed atElectricity Companies, Meter Manufactures andMeter Test Laboratories world wide.

The MTE Group is seen as the undisputed globalleader in this field, providing a range ofcomprehensive and creative measuringequipment ranging from power sources, compa-rators, reference and working standards formeter testing over a range of accuracy classes,to sophisticated, customised electronic metertest systems. The range includes both fixed andportable meter test systems and transformermonitoring systems.

Backing up this product range are the skills offirst-class hardware and software engineers anda sales and service team that cares aboutcustomers and their needs. This combination of asuperb range of products and responsive,efficient service is aimed at contributing to theefficiency and profitability of utilities, metermanufacturers, test laboratories and otherindustries that we are proud to have as ourcustomers.

Although MTE has a global strategy we actlocally maintaining an experienced marketing,sales and service network of more than 60carefully chosen distributor/agent companies inEurope, Africa, Asia, Australia and the Americas.Whatever the need, wherever the customer, MTEhas the solution.

MTE operatesglobally andacts locally

MTE operatesglobally andacts locally

EMH Energie/Messtechnik GmbHBrackel, Germany

MTE Meter Test Equipment AGZug, Switzerland

MTE Services (P) Ltd.New Delhi, India

OOO MTEMoscow, Russia

MTE Meter Test Equipment (UK) Ltd.Stockport, England

EMH Energie-Messtechnik(Beijing) Co. Ltd.

Beijing, China

Independent exclusiveDistributors

(40 Distributors)

Agents(25 Agents)

Our Products …

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Updating of Older Meter Test Stations

Replacement of reference standards

Fitting of scanning heads and meter error calculation systems

Integration of voltage and current isolation transformers for testing electricity meters with closed I-P links

Replacement of existing mechanical consoles by electronic power sources

Upgrade of existing hard- and software

Transformer Monitoring Systems

Comprehensive range of transformer monitoring systems (HYDROCAL ) available from composite Gas-in-Oil Sensor up to Multi-Gas-in-OilAnalysis Systems

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Portable Meter Test Equipment

Single and three-phase portable test devices available over a wide range of accuracy classes for use foron-site testing or in laboratories

Light in weight with a user friendly keyboard layout and menu-driven software make the system easy tooperate

Afull range of portable test equipment to test meters on site allows:Accuracy checks of installed meters and periodic checks of metering pointsIdentification of wiring and other system errorsPeriodic checks of meters used in industrial applicationsHandling customers complaints

Data readout and control using the CALSOFT I or CALSOFT II software packages

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Stationary Meter Test Equipment

Single and three-phase standard and customer specified test systems meeting the changing needs ofthe metering world

Innovative, effective, economical modular test systems allowing for future up-grades and extensions

Meters measured and calibrated with high precision protect utilities and customers against loss ofrevenue or over billing

Fulfill all legal test requirements for both simple Ferraris meters and high precision multifunction metersand reference standards

Test systems are available for testing single- and three phase meters with closed I-P links using voltageand current isolation transformers

Test systems are available with fixed meter racks or with moveable trolleys and gantries to fulfill differentrequirements of test capacities

Controlled by CAMCAL for WINDOWS software package which is available in several languages®

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Stationary Meter Test Equipment

Standard Meter Test Systems type MTE-S and MTE-E

The MTE-S and MTE-E Meter Test Stations are designed to test up to twenty single or three phaseelectricity meters simultaneously. They are fully electronic, using only solid-state electronic componentsand are operated via a personal computer.

The MTE-S and MTE-E enables fully automatic meter calibration and verification procedures to becarried out. A suitable printer, available as optional equipment, will complete the installation and allowsthe user to print comprehensive test reports. The installation can be used for testing both Ferraris andElectronic type meters. The measurement accuracy averages 0.05 % (optionally 0.02 %) for the MTE-Sand 0.1 % for the MTE-E.

Photo: MTE-S 10.10 Standard Meter Test Station with 10 Measurement-Positions, 300 VA output power per Phase

Customized Test Systems

Customized trolley and gantry meter teststation is an example of one of our variouscustomized test systems for use in the test andcalibration of a substantial throughput of singleand three phase meters.

Photo: Gantry and trolley system for 40 measurement positions

Stationary Reference Standardsand Stationary Power Sources

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Stationary Reference Standards

The electronic system reference standards in0.05 % or 0.02 % accuracy, are precisionmeasurement units for all AC values, which areused in the measurement of energy. The widemeasurement range and the high precision arethe main characteristics of the referencestandards.

available in two versions:Current range: 1 mA ... 120 A or 1 mA ... 200 A

Current range: 1 mA ... 120 A

Current range: 1 mA ... 200 A

SRS 121.3, accuracy 0.05 %

SRS 400.3, accuracy 0.02 %

SRS 200.3, accuracy 0.02 %Photo: SRS 121.3 Stationary Reference Standard,accuracy class 0.05

SRS 400.3 Stationary Reference Standard,accuracy class 0.02

Stationary Power Sources

The single- or three phase computer controlledvoltage and current sources, are designed foruse in meter test systems and in laboratories.

The voltage and current sources generate apotential-free, variable alternating voltage andcurrent, which has transformer decoupling. Theoutput values are stabilized by an internalfeedback loop and an overlaid digital control loopfor amplitude, phase angle and distortion factor.Harmonics and ripple control can be added to thefundamental wave. Several stationary powersources are available:

three-phase, computer controlledvoltage and current source with 300 or 600 VAoutput power

single-phase, computer controlledvoltage and current source with 800 VA(voltage) and 1200 VA (current) output power

single-phase, computer controlledvoltage source with 1000 / 2000 / 4000 VAoutput power

single-phase, computer controlledcurrent source with 1000 / 2000 / 4000 VAoutput power

SPE 120.3

PSP 10

PSU 10

PSI 10

Photo: Stationary Power Source SPE 120.3

Stationary Accessories

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Scanning Head Supports

The SHC range of scanning head supports has been designedfor use with the SH 2003 and SH 11 scanning heads

Error Evaluation System

The modular Evaluation System SMM 400 performs errorcalculation, testing of emitting contacts and communication totariff device units to the meter under test.

Four different versions covering customer´s requirements areavailable

Scanning Heads

The SH 2003 and SH 11 photoelectric scanning heads aresuitable for scanning the marks of mechanical rotating discmeters or the detection of light emitting diodes (LED's) ofelectronic meters plus simulated pulses on LCD displays(SH 11). Mode of operation is selectable via a switch

Quick Connection Devices

The QCD, EMP 1.3 and QCD Form S Quick ConnectionDevices are used together with electricity meter test systems,and are recommended for high volume production output

Hand Held Terminals

The HHT 42 wireless hand held terminal is designed forrecording meter-specific data at meter test systems.

Optionally the hand terminal HHT 42 is available with anintegrated bar code reader

Multi Secondary Voltage Transformer

For the testing of multiple single-phase, 2-wire meters withclosed links between the voltage and current path (I-P links),galvanic isolation is provided at each test position by use of amulti secondary voltage transformer

ICT 2.3 Isolation Current Transformer

The ICT 2.3 three-phase Isolation Current Transformer is usedon multi position test benches, when three-phase meters withclosed links between the current and voltage measuringcircuits (I-P links) are to be tested

Photo: SMM 400+ ErrorEvaluation System

Photo: Quick Connection devices

Photo: SHC Scanninghead supports

Photo: ICT 2.3 Isolation CurrentTransformer

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K2006 Comparator

The K2006 is a high accuracy comparator ofaccuracy class 0.01, especially suitable for usein metrological institutes and high precisionmeasuring laboratories.

Its ability to compare directly to an external DCreference allows easy traceability to nationalstandards.

Comparators are regularly used for checking ofreference standard meters, for the calibration ofprecision current and voltage sources and forthe verification of electrical standard measure-ments and electricity test systems.

Photo: K2006 Three-phase Comparator,accuracy class 0.01

PRS 400.3 Portable Reference Standard

The PRS 400.3 reference standard of the modu-lar system is based on the well-known digital mea-surement value retrieval, fast analogue-digitalconversion and calculation of the values usingfast signal processors. As opposed to the past,reference standards are not only used as stan-dards for meter testing in a stationary meter testinstallation, but are also now predominantly usedin the field for the measurement of all mainparameters.

Photo: PRS 400.3 Portable Reference Standard,accuracy class 0.02

Portable Reference Standards

CALPORT 300 Electricity Meter andInstrument Transformer Test System

The CALPORT 300 is a portable, universal testsystem of class 0.05 for the comprehensiveinvestigation of all components of a modernmetering installation.

The facility provided in the CALPORT 300 forsix current inputs, and the ability toaccommodate flexible current clamps up to3000 A, allows simultaneous measurements tobe made of both primary and secondarycurrents in CT-connected metering systems.This function therefore permits a thoroughcheck of the complete metering instruments.

Photo: CALPORT 300 Electricity Meter and InstrumentTransformer Test System, accuracy class 0.05

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PWS 3.3 Portable Working Standard

The PWS 3.3 is a combination of a three-phasePortable Working Standard of class 0.05% or0.1% and an IEC 61000-4-30 Class A compati-ble Power Quality Analyzer with 3 voltage and 4current channels.

The Working Standard is used to test single andthree phase meters, instrument transformers andinstallations on site. The Power Quality Analyzeris used to resolve disputes at contractualapplications, for statistical surveys, including EN50160 reporting, and for online troubleshootingof different kind of power quality problems.

The unit can be used with various types of clamp-on CTs and current sensors. Therefore it ispossible to easily and accurately test both CTand direct connected meters.

The unit can be powered either from themeasuring circuit or from an auxiliary single-phase supply. Power Quality Analysis is batterybuffered during 15 min in case of an outage.

PWS 2.3 PLUS Portable WorkingStandard

The PWS 2.3 PLUS Portable Working Standardis a three-phase portable electronic meter testunit, used for testing single and three-phaseelectricity meters on site. The PWS2.3 PLUSallows checking of all meter installation para-meters and associated circuits. The PWS 2.3PLUS, with integrated instrument transformertest functions, is available in accuracy classes0.1 or 0.2.

The unit can be used either with a directconnection in the range of 1 mA ... 12 A, or byusing a set of 3 active 100 A error compen-sated clamp-on CT's in the range of 10 mA…100 A. It is therefore possible to easily andaccurately measure both CT and direct con-nected meters.

Photo: PWS 2.3 PLUS Portable Working Standard,accuracy classes 0.1 or 0.2

Portable Reference Standards

Photo: PWS 3.3 Portable Working Standard,accuracy classes 0.05 or 0.1

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CheckMeter 2.3 Portable Standard Meter

The CheckMeter 2.3 Portable Standard Meteris a three-phase electronic meter test unit ofaccuracy class 0.2%, used for testing singleand three-phase electricity meters on site.

The unit can be used with a set of 3 active errorcompensated clamp-on CT 100 A (range:10 mA… 100 A/ cable : max. 10 mm).

The CheckMeter 2.3 is available with or withoutintegrated printer.

Photo: CheckMeter 2.3 Portable Standard Meter,accuracy class 0.2

CheckMeter 2.1 Portable Standard Meter

The CheckMeter 2.1 Portable Standard Meteris a single-phase electronic meter test unit ofaccuracy class 0.2%, used for testing singleelectricity meters on site.

The unit can be used with a active errorcompensated clamp-on CT 100 A (range:10 mA… 100A/ cable : max. 10 mm).

Photo: CheckMeter 2.1 Portable Standard Meter,accuracy class 0.2

Portable Reference Standards

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CheckSource 2.3 Current source

The CheckSource 2.3 is a three-phase currentsource for currents up to 6 A. The test currentsare generated with the same frequency and auser-defined phase shift to the voltages appliedto the voltage inputs. Alternatively the testcurrents can also be generated with a user-defined frequency.

Portable Power Sources

Photo: CheckSource 2.3, three-phase current source

PPS 3.3 C Current and Voltage source

The PPS 3.3 C provides three-phase testcurrents and voltages allowing not only thetesting over the complete load range, but alsoassists the operator in the installation ofcombined transformer and meter systems.

PPS 400.3 Portable Power Source

The PPS 400.3, portable power source may beused as enhancement of the reference standardPRS 400.3 or independently. Following the differ-ent demands of customers, this source is avail-able in two versions, for the supply of transformermeters with a maximum current up to 12Aas wellas wider range source up to 120A.

Photo: PPS 400.3-120 A, three-phase currentand voltage source

Photo: PPS 3.3 C, three-phase currentand voltage source

PTS 3.3 C / 3.1 C Portable Test Systems

The portable, fully automatic test systems withintegrated andelectronic reference standard are available as athree-phase model (PTS 3.3 C) of class 0.05,and as a single-phase model (PTS 3.1 C) ofclass 0.1.

The modularity of the PTS 3.3 C allows it to beused either as a portable test system, or as astationary system for automatic testing ofcomplex, multifunction meters in conjunction witha suitable personal computer.

current and voltage source

PTS 400.3 Modulare Portable Test System

The highly accurate, portable test systemPTS 400.3, comprises of various interchangeablemodules. The system consists of a referencestandard PRS 400.3 of class 0.02, a program-mable power source PPS 400.3, available in twoversions of up to 12 A or 120 A, as well as acontrol module PCS 400.3.

The control module can be operated stand-alone.The reference standard and source are controlledin this application via blue-tooth. This innovationallows easy and comfortable measurements andtest on-site even in difficult accessible situations.

The system offers several clamp-on CTs in therange of 100 A up to 3000 A or hotsticks for mea-surement on high voltage potential.

PTS 400.3 Extended Functionalities

PTS 2.3 C Portable Test System

The portable, fully automatic test system withintegrated and electronicreference standard is available as a three-phasemodel (PTS 2.3 C) of class 0.1.

current source

The test system allows the monitoring of meterinstallations as well as analysis of the local mainsconditions.

Photo: PTS 3.3 C Three-phase Test System,accuracy class 0.05

Photo: PTS 2.3 C Three-phase Test System,accuracy class 0.1

Photo: PTS 400.3 Three-phase Test System,accuracy class 0.02

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Portable Test Systems

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Portable Test Systems

CheckSystem 2.3 Portable Test System

The CheckSystem 2.3 portable test systemconsists of an integrated three-phase electronicreference standard of accuracy class 0.2 and acurrent source up to 16 A.

Photo: CheckSystem 2.3 Portable Test System,accuracy class 0.2

Photo: CheckSystem 2.1 Portable Test System,accuracy class 0.2

CheckSystem 2.1 Portable Test System

The CheckSystem 2.1 portable test systemconsists of an integrated single-phase electro-nic reference standard of accuracy class 0.2and a current source up to 120 A.

Both CheckSystems 2.3 and 2.1 allow themonitoring of meter installations as well asanalysis of the local mains conditions.

The CheckSystems may be used either asstand-alone reference standard meter, ortogether with the integrated power source.

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Portable Accessories

Scanning Head Supports

The SCD 2003 scanning head support is for on-site metertesting with the SH 2003 photoelectric scanning head.

The TVU 7.2 scanning head support is for on-site meter testingwith the SH 11 photoelectric scanning head.

Impulse InterfaceAdapter

The IMP-IF1 interface adapter is suitable for interfacing MTEreference standards with meters having retransmittingcontacts, open-collector transistor outputs or true S0-outputsto allow full testing of meters with these types of outputsinterfaces.

Precision Current Clamps

Various clamp-on CTs for MTE's portable test equipment areavailable:

- Error compensated precision current clamps for 100A- Precision current clamps for 1000A- Flexible current clamps FLEX 3000 up to 3000A

Hot Sticks

Sensors for measurements on high voltage and currentpotential up to 40 kV and 2000A.

DATAMEGAPrinter

The small size and portable printer DATAMEGA provides thefeatures of high-speed, impact and dot-matrix printing.

Scanning Heads

The SH 2003 and SH 11 photoelectric scanning heads aresuitable for scanning the marks of mechanical rotating discmeters or the detection of light emitting diodes (LED's) ofelectronic meters plus simulated pulses on LCD displays(SH 11). Mode of operation is selectable via a switch.

Photo: Scanning heads SH 11 and SH 2003

Photo: SCD 2003 Scanning head support

Photo: Precision Current Clamps

Photo: IMP-F1 Impulse Interface Adapter

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CALSOFT software package for portable test equipment

The CALSOFT I and CALSOFT II softwarepackages are designed to control and read datafrom portable test instruments, as well asdisplaying and processing measurement resultson a PC or note-book and offers followingfeatures:

Schematic diagrams of all relevant values forburden and ratio measurementApplications include meter test, recording ofload values and detection of installation errorsSingle or continues measurement with storingof the resultsOperator interface available in severallanguages, easy to translateData export in standard format (MS Excel)

CALSOFT I allows the user to record measurement results while directly controlling the test device onsite, to read the internal memory, and to display and process the data.

CALSOFT II has an additional database with meter and test sequence definitions enabling the user toprepare and standardize measurements. Automatic tests can be carried out when used together with asuitable controllable power source. The user friendly read-out and control software complements thefunctionality of the PWS, PRS, PTS and CALPORT portable instrument families.

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Software Packages

CAMCAL for WINDOWS software package for meter test systems®

CAMCAL for WINDOWS is a comprehensivesoftware package designed to fulfill both current andfuture requirements of the modern meter testingenvironment. This software allows the control of bothstatic and portable meter test equipment, including therecording and evaluation of both meter andmeasurement data.

The adaptable and flexible nature of the CAMCAL forWINDOWS software module ensures that it fulfills all testing requirements of modern meters. In additionto the basic CAMCAL for Windows software package, the following optional software modules areavailable:

Tariff device communicationGeneration of harmonicsGeneration of special test signals and wave shapes according to IEC 61036Error compensationGeneration of ripple control signals

CAMCAL for WINDOWS permits data transfer to other systems. Password protection is provided fordifferent user levels and available in many languages.

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The CAMCAL for WINDOWS software combines thevarious functional modules required in modern metertest systems, with a common and consistent userinterface.

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Transformer Monitoring Systems

HYDROCAL 1001 Composite Gas-in-OilSensor

The HYDROCAL 1001 is a permanently-installed composite gas-in-oil sensor for theanalysis of six dissolved key fault gases (TDCG= otal issolved ombustible ases) such ashydrogen (H ), carbon monoxide (CO),

methane (CH ), acethylene (C H ), ethylene

(C H ), and ethane (C H ).

Integration of relevant key gases into a totalweighted gas concentration enables theHYDROCAL 1001 to react to most transformerfaults. Hence, the device is an ideal, compact andcost effective tool used in particular for earlytransformer fault detection and preventativemaintenance.

T D C G

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HYDROCAL 1002 and HYDROCAL 1003Online Transformer Monitoring Systems

The HYDROCAL 1002 and 1003 are preventivemaintenance devices permanently mounted onthe transformer. The devices measurecontinuously the most important fault gases in apower transformer, hydrogen (H ) and carbon

monoxide (CO). Additionally they serve forrecording the fault gas contents, allow alarmlevels to be set for each fault gas and offeroutput interfaces (4-20mA) individually for H

and CO content.

The HYDROCAL 1003 measures in addition tothe HYDROCAL 1002 oil moisture with amoisture and oil temperature sensor.

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HYDROCAL 1005 and HYDROCAL 1008Multi-Gas-in-Oil Analysis System withTransformer Monitoring Functions

The HYDROCAL 1005 and HYDROCAL 1008are permanently-installed multi-gas-in-oilanalysis systems with transformer monitoringfunctions. The devices allows the individualmeasurement of moisture and the key gaseshydrogen (H ), carbon monoxide (CO),

acetylene (C H ) and ethylene (C H ) dissolved

in transformer oil.

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The HYDROCAL 1008 measures in addition tothe HYDROCAL 1005 carbon dioxid (CO ),

methane (CH ) and ethane (C H )2

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Dammstrasse 16 • P.O. box 4544 • 6304 Zug • SwitzerlandPhone +41 (41) 724 24 48 • Fax +41 (41) 724 24 25 • Internet www.mte.ch

MTE Meter Test Equipment AGEdition 01.2011

Subject to alterations

The following MTE brochures are available:

Stationary Meter Test Systems

Comparator: K2006

Portable Reference Standards: PRS 400.3 / CALPORT 300

Portable Working Standards: PWS 3.3 / PWS 2.3 PLUS

Portable Standard Meters: CheckMeter 2.3 / CheckMeter 2.1

Portable Power Sources: PPS 400.3 / PPS 3.3 C CheckSource 2.3

Portable Test Systems: PTS 2.3 C / PTS 3.1 C / PTS 3.3 C / PTS 400.3 / CheckSystem 2.1 / CheckSystem 2.3

Instrument Transformer Tester: PTT 2.1

Transformer Monitoring Systems: HYDROCAL 1001 / HYDROCAL 1002 / HYDROCAL 1003 / HYDROCAL 1005 / HYDROCAL 1008

: Fixed Rack Systems / Gantry-Trolley System / Customized System

Software: CAMCAL for Windows / CALSOFT I / II

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MTE Meter Test Equipment AG

EMH Energie-Messtechnik GmbH

MTE - India Office

EMH Energie-Messtechnik (Beijing) Co. Ltd.

MTE Meter Test Equipment (UK) Ltd

OOO MTE

Dammstrasse 16P.O. box 4544CH-6304 Zug, SwitzerlandPhone: +41 (41) 724 24 48Fax: +41 (41) 724 24 25Internet: www.mte.che-mail: info@mte.ch

Vor dem Hassel 2D-21438 Brackel, GermanyPhone: +49 (4185) 58 57 0Fax: +49 (4185) 58 57 68Internet: www.emh.dee-mail: info@emh.de

115, Navjiwan ViharNew Delhi - 110017, IndiaPhone: +91 (11) 2669 10 17Mobile: +91 (98) 911 12000Fax: +91 (11) 2669 24 91e-mail: vinarora@vsnl.com

Section 305, Building 2, Ke-Ji-YuanNr.1 Shangdi-Si-Jie, Shangdi-Information-Industry-BaseHaidian DistrictBeijing 100 085P.R. ChinaPhone: +86 (10) 629 81 227Mobile: +86 (139) 0 103 6875Fax: +86 (10) 629 88 689e-mail: guo@emh.com.cn

4 Oval ViewWoodley StockportCheshire SK6 1JW, EnglandPhone: +44 (161) 406 9604Fax: +44 (161) 406 9605Internet: www.mte.che-mail: info@mte.uk.net

Phone:Internet: www.meter-test.rue-mail: info@meter-test.ru

Pochtovaja Bolshaja str., 26, bld. 1, office 501105082 Moscow, Russian Federation

+7 (495) 640 07 25