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Under myGMC you can register your product and receive up-to-date information on firmware updates, modifications of standards and many more topics.“XTRA Master Package” test instrument Reihe for testing the effectiveness of protective measures at stationary electrical installations after completion, repair or expansion, and for periodic

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16-99 Testing of residual current devices (RCCBs) Loop and line impedance measurement Voltage drop measurement Measurement of insulation resistance using nominal voltage, with variable or rising test voltage Low-resistance measurement Earth resistance measurement Standing-surface insulation measurementMeasuring accessory Serie for earthing measurem

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