Measurement of short circuit loop impedance (ZL-PE, ZL-N, ZL-L)
Measuring range according to IEC61557: 0,13…1999 Ω for 1,2 m test leads; 0,25…1999 Ω for UNI-SCHUKO adapter
0,00…19,99 Ω | 0,01 Ω | ±(5% m.v. + 3 Digits) |
20,0…199,9 Ω | 0,1 Ω | ±(4% m.v. + 3 Digits) |
200…1999 Ω | 1 Ω |
- rated operating voltage UnL-N/ UnL-L: 110/190 V, 115/200 V, 127/220 V, 220/380 V, 230/400 V, 240/415 V, 290/500 V, 400/690 V,
- operating voltage range: 100…440 V (for ZL-PE and ZL-N) and 100…750 V (for ZL-L)
- high current measurement (up to 30 A),
- operating frequency range: 45…65 Hz,
- 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 Ω for 1,2 m test leads; 0,50…1999 Ω for UNI-SCHUKO adapter
0,00…19,99 Ω | 0,01 Ω | ±(6% m.v. + 10 Digits) |
20,0…199,9 Ω | 0,1 Ω | ±(6% m.v. + 5 Digits) |
200…1999 Ω | 1 Ω |
- operating voltage range: 100 … 440 V,
- rated operating voltage Un: 110 V, 115 V, 127 V, 220 V, 230 V, 240 V, 390 V, 400 V,
- 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
0,0…249,9 V | 0,1 V | ±(2% m.v. + 4 Digits) |
250…750 V | 1 V | ±(2% m.v. + 2 Digits) |
- frequency range 45…65 Hz,
- overvoltage alarm.
Electrical safety:
- type of insulation: double, according to IEC 61010 – 1
- measurement category: CAT IV 600 V (CAT III 1000 V)
- 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 75 mm
- meter weight: ca. 2 kg
„m.v.” measured value