Thiết bi đo trở kháng vòng lặp_ SONEL _ MZC-306
Hãng sản suất: SONEL –Ba Lan
Model: MZC-306
Thông số kỹ thuật:
Giao tiếp :usb
Nguồn: alkaline batteries or NiMH rechargeable batteries, LR14 (4 pcs
Kích thước: 288 x 223 x 75mm
Khối lượng:2kg
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
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Range
|
Resolution
|
Accuracy
|
|
0,00...19,99Ω
|
0,01Ω
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±(5% m.v. + 3 Digits)
|
|
20,0...199,9Ω
|
0,1Ω
|
±(4% m.v. + 3 Digits)
|
|
200...1999Ω
|
1Ω
|
- 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
|
1Ω
|
- 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
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Range
|
Resolution
|
Accuracy
|
|
0,0...249,9V
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0,1V
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±(2% m.v. + 4 Digits)
|
|
250...750V
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1V
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±(2% m.v. + 2 Digits)
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- frequency range 45…65Hz,
- overvoltage alarm.