Measurement of very low short circuit loop impedances (with resolution 0,1 mΩ) with a current of 130 A at 230 V; maximum 300 A at 750 V or with a current 24 A at 230 V, maximum 30 A at 750 V (with resolution 0,01 Ω)

  • measurements in installations with rated voltages between: 110/190 V, 115/200 V, 127/220 V, 220/380 V, 230/400 V, 240/415 V, 290/500 V and 400/690 V and frequencies 45...65 Hz,
  • ability to perform measurements in short circuit system: phase-phase, phase-protective, phase-neutral,
  • differentiation between the phase voltage and the inter-phase voltage while calculating the short circuit current,
  • ability to change the length of test lead,
  • four-pole method, test leads do not require calibration (measurement with current 300 A).
  • Touch voltage and touch shock voltage measurement with resistor 1 kΩ).
  • AC voltage measurement in range 0...750V.
  • Memory of 999 measurement results with an ability to transfer the data to a PC
  • Ability to transmit date thru USB and Bluetooth.
  • Meter meets the requirements of the standard EN 61557.

Sonel MZC-330S High-Current Loop Impedance Meter 750V Resolution 0.01 Ω 300A

  • Please allow 4-5 weeks for this product to arrive. 

    This product has a 2 year warranty. 

  • Please see photos and description for full specifications.


For Sales, Calibration, or Repair Services Call 1 (888) 868 - 4546

Contact Us 

750 Oakdale Rd Unit 52

Toronto, Ontario

M3N 2Z4 Canada

Local: (905) 406-0100 

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