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Sonel MZC-304 Loop Impedance Meter - CATIV

Measurements of impedance in a short circuit loop.

  • L-PE circuit,
  • L-N, L-L circuit,
  • L-PE(RCD) circuit - without tripping the circuit breaker > 30 mA.

Low voltage resistance measurement:

  • continuity measurement - DC current +200 mA with wire resistivity reset
  • low current resistance measurement with accoustic signalling,

The measurements are posible in instalations 220/380 V, 230/400 V, 240/415 V with frequeency range 45...65 Hz.

memory of 10 banks of 99 cells each (min.10000 records).

Electrical safety:

  • type of insulation: double, according EN 61010, 61557:2007 - 01
  • measurement category: III 600 V (CAT IV 300 V)
  • protectin class acc. to EN 60529: IP67

Other technical data:

  • power supply: package of batteries (AA, 4 pcs.)
  • batteries performance (short-circuit loop): min.5000 measurements

Rated operational conditions:

  • operating temperature: 0...+50°C
  • humidity: 20 - 80%
  • rated mains voltage: 220/380 V, 230/400 V, 240/415 V




Loop Testers


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