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We conduct most of the tests in our high-voltage hall and in the cable laboratory. Our outdoor testing plant is always available for high-voltage tests, in which especially large devices can also be tested. We’ll even conduct your test assignment on-site.
Stationary testing plant
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High-voltage hall: 35m x 25m x 15m (LxWxH) |
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Outdoor testing plant: 100m x 80m x 30m
(LxWxPortal Height) |
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Power-frequency test voltage up to 1.2MV |
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Direct voltage up to 900kV (continuous current 0.3A) |
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Lightning impulse voltage up to 4MV |
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Switching impulse voltage up to 2.4MV (phase-to-earth) and 2.6MV (phase-to-phase) |
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Impulse current generator for impulse currents
up to 50kA - 8/20µs and 100kA - 4/10µs |
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Cable laboratory |
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Cable test area for 500kV test voltage, extendable to 765kV |
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Digital measurement equipment (with traceability to national standards) for direct, alternating and impulse voltage, as well as for partial discharge and radio interference voltage |
Mobile measurement and testing equipment
Monitoring vans are available for measurements in public and industrial systems equipped for:
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Insulation testing on-site, in switchgear assemblies, on generators, etc. |
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Partial discharge measurements |
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Measurements of overvoltages during switching operations |
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Measurements for investigations after faults |
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Measurements of harmonics (current and voltage) in electrical supply systems |
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Measurements of frequency-dependant network impedances |
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Measurements of network impacts resulting from periodic or stochastic fluctuating demand or generation |
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With a height of 15 meters, one of
Germany's largest high-voltage halls
Testing of a high-voltage disconnector
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