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Insulation Gas abb power consulting leakage test factorys

Residential earth leakage relay - ABB and benefitsThis residential residual current device in only 2 modules works at Idn=30mA instantaneous.Till 19 ranges selectable set point 30mA…30A sensibility with 7 selectable intervention time being the residual tripping characteristicA type It's available with alarm (1 relay output) and local and remote test button.GRDT+ TOP works in connection with TOR series

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