ZERA - devices and systems for producing, measuring, testing and calibrating electrical quantities

Portable Meter Test Systems

Reference Meters

We offer a series of Reference Meters which meet a variety of requirements. Primarily they are used for testing of meter installations on-site with accuracy classes from 0.2 up to 0.02. 

MT10

Portable Reference Meter

Phases: 1

Accuracy class: 0.2

MT30

Portable Reference Meter

Phases: 3

Accuracy class: 0.2

MT310

Portable Reference Meter

Phases: 3

Accuracy class: 0.1

MT320

Portable Reference Meter

Phases: 3

Accuracy class: 0.05

MT360

Portable Reference Meter

Phases: 3

Accuracy class: 0.1

MT365

Portable Reference Meter

Phases: 3

Accuracy class: 0.05

MT3000

Portable Reference Meter

Phases: 3

Accuracy class: 0.02 / 0.05

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Test Systems

Our definition of Test Systems is a Reference Meter with integrated source. Test systems are particularly usable for testing meter installations with defined current and voltage and only one single device should be used.

MT681

Portable Test System

Phases: 3

Accuracy class: 0.1

Generation: 100 A

MT686

Portable Test System

Phases: 3

Accuracy class: 0.05

Generation: 100 A

MT680s

Portable Test System

Phases: 1

Accuracy class: 0.1

Generation: 120 A

MT781

Portable Test System

Phases: 3

Accuracy class: 0.1

Generation: 120 A / 500 V

MT786

Portable Test System

Phases: 3

Accuracy class: 0.05

Generation: 120 A / 500 V

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Sources

While testing of meter installations on-site often a sufficient load is missing to achieve reliable results. You can generate currents up to 120 A and voltages up to 500 V with our sources.

MT400

Current Source

Phases: 3

Generation: 12 A

MT500

Current and Voltage Source

Phases: 3

Generation: 12 A / 300 V

MT551

Current and Voltage Source

Phases: 3

Generation: 120 A / 500 V

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