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Insulation Gas abb power consulting leakage test Manufacturers

Residential earth leakage relay - ABB type It's available with alarm (1 relay output) and local and remote test button. GRDT+ TOP works in connection with TOR series which allow to detect earth leakage currents towards ground caused by insulation faults on machines or plants. Function. Detect earth leakage current through; External toroid and open the line; Protecting people

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