HT Instruments Combi521 Calibrated to (DAkkS standards)

AUTO-sequence (Ra-> RCD>- risk)Low ohm measurement with >200 mA DCINSULATION MEASUREMENT (L-PE / L-N / N-PE)Polarisation measurement (PI & DAR)RCD TYPE A, AC, B, EVNetwork and loop impedanceShort circuit current with OK / NO displayRotating fieldVoltage dropLeakage current & residual current (only with optional accessories HT96U)Power quality analysisEnvironmental parameters (only with optional accessories HT52 & HT53)EVSE AUTO sequence (only with optional accessories EV-TEST100)Internal memory and USB connectionWi-Fi connection for Android / iOS smartphones and tabletsSafety according to CAT IV 300 V.

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