Sonel MZC-306 回路阻抗测试仪


  • Loop impedance measurement with resolution 0,01
  • Loop impedance measurement without tripping the circuit breaker > 30mA with resolution 0,01 (100...440V)
  • Measurements possible in installations 110/190V, 115/200V, 127/220V, 220/380V, 230/400V, 240/415V, 290/500V and 400/690V (range 100...750V)
  • Short circuit current indication
  • Voltage measurement up to 750V and up to 250V with resolution 0,1V 
  • Measurements using Uni-Schuko adapter or test wires 1,2; 5; 10 and 20m 
  • Memory of 990 records
  • USB connection with PC
  • Powered by disposable or rechargeable (4xLR14)
Detail

   Measurement of short circuit loop impedance (ZL-PE, ZL-N, ZL-L)

Measuring range according to IEC61557: 0,13…1999? for 1,2m test leads; 0,25…1999? for UNI-SCHUKO adapter

Range Resolution Accuracy
0,00...19,99Ω 0,01Ω ±(5% m.v. + 3 Digits)
20,0...199,9Ω 0,1Ω ±(4% m.v. + 3 Digits)
200...1999Ω
  • rated operating voltage UnL-N/ UnL-L: 110/190V, 115/200V, 127/220V, 220/380V, 230/400V, 240/415V, 290/500V, 400/690V,
  • operating voltage range: 100…440V (for ZL-PE and ZL-N) and 100…750V (for ZL-L)
  • high current measurement (up to 30A),
  • operating frequency range: 45…65Hz,
  • control of correctness of PE terminal connection by means of a contact electrode (applicable to ZL-PE),
  • measurement is also possible when L and N circuits are swapped,
  • measurement of resistance and reactance components,
  • short circuit current calculation.

 

Measurement of short circuit loop impedance ZL-PE RCD (without RCD tripping)
Measuring range according to IEC61557: 0,43...1999? for 1,2m test leads; 0,50...1999? for UNI-SCHUKO adapter

Range Resolution Accuracy
0,00...19,99Ω 0,01Ω ±(6% m.v. + 10 Digits)
20,0...199,9Ω 0,1Ω ±(6% m.v. + 5 Digits)
200...1999Ω
  • operating voltage range: 100 ... 440V,
  • rated operating voltage Un: 110V, 115V, 127V, 220V, 230V, 240V, 390V, 400V,
  • control of correctness of PE terminal connection by means of a contact electrode,
  • measurement is also possible when L and N circuits are swapped,
  • measurement of resistance and reactance components,
  • short circuit current calculation.

 

Voltage measurement

Range Resolution Accuracy
0,0...249,9V 0,1V ±(2% m.v. + 4 Digits)
250...750V 1V ±(2% m.v. + 2 Digits)
  • frequency range 45…65Hz,
  • overvoltage alarm.

 

Electrical safety:

- type of insulation: double, according to IEC 61010-1
- measurement category: CAT IV 600V (CAT III 1000V)
- protection class acc. to EN 60529: IP54

Other technical data

- power supply: alkaline batteries or NiMH rechargeable batteries, LR14 (4 pcs)
- number of Z measurements (for alkaline batteries): > 5000
- time to Auto-OFF: 300 seconds
- data transmission: USB
- memory of measurement results: 990 cells, 3500 entries
- display: LCD segment
- dimensions: 288 x 223 x 75mm
- meter weight: ca. 2 kg

„m.v.” measured value

Download: 

 

 

 

  • 质量承诺
  • 正品保修
  • 送货到家
  • 交易简单化