ZERA GmbH
ZERA is an internationally operating company. In over 70 countries around the world, our local sales partners offer you the best consulting services – in your language. From Buenos Aires to Brisbane, from Oslo to Cape Town. Every representative is in close contact with us and has a permanent contact person at ZERA. This way we guarantee short distribution channels and an atmosphere of mutual trust.
- +49 2244 9277-0
- +49 (2223) 704-70
- info@zera.de
- Humboldtstraße 2a
Koenigswinter, 53639
Germany
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Product
Transformer Testing
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Measuring bridges or electronic burdens can be individually integrated into existing CT/VT test systems. Customized solutions are our core competence.
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Product
Portable Test System
MT786
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Actual value, vector, curve displayCurrent and voltage generationerror measurementMeasurement of harmonics up to the 40th
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Product
Portable Test System
MT686s
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Actual value, vector, curve displaypower generationerror measurementMeasurement of harmonics up to the 40thVoltage supply via existing measurement voltage
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Product
Instrument Transformer & Switchgear Testing
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Our stationary and mobile instrument transformer test systems are used to test current and voltage instrument transformers. Among other things, accuracy testing, demagnetization and insulation testing are possible.
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Product
Portable Test System
MT781
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Actual value, vector, curve displayCurrent and voltage generationerror measurementMeasurement of harmonics up to the 40th
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Product
Portable Test Systems
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We refer to test meters with an integrated source as test systems. Test systems are particularly useful when you need custom current and voltage values when testing meter installations, but only want to use a single device.
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Product
Portable Sources
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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.
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Product
Test Benches DC
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Combined with a power source system e.g. MTS750 this test bench is used as a DC meter test system with 40 test positions.
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Product
Primary Testing Technique
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Individual components for instrument transformer testing technologyStationary and portable instrument transformer testing technologyprimary testing technique
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Product
Portable Test System
MT680s
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Actual value, vector, curve displaypower generationerror measurementMeasurement of harmonics up to the 40thVoltage supply via existing measurement voltage
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Product
E-mobility Test Systems
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Correct contactingcharging cable detectionsecurity questionExtensive range of accessories for on-site measurements in a separate caseCharging cable with additional measuring lines (Sense)Convenient control through guided test procedure via WinSAM and tabletElectromechanical locking
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Product
Instrument Transformer Test Systems
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Our systems for testing voltage (VT) and current (CT) instrument transformers are conceived among other things for testing accuracy and insulation.
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Product
Testing of Voltage Measuring Transformers
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In this category you will find components for high-voltage testing as well as for testing electronic or conventional voltage measuring transformers.
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Product
Measuring Systems
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Select your individual Meter Test System (MTS) from our single components. Hints for useful combinations of devices can be found on the corresponding product page.















