- Loop impedance measurement with resolution 0,01 Ω
- Loop impedance measurement without tripping the circuit breaker > 30 mA with resolution 0,01 Ω (100...440 V)
- Measurements possible in installations 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 (range 100...750 V)
- Short circuit current indication
- Voltage measurement up to 750 V and up to 250 V with resolution 0,1 V
- Measurements using Uni-Schuko adapter or test wires 1,2; 5; 10 and 20 m
- Memory of 990 records
- USB connection with PC
- Powered by disposable or rechargeable (4xLR14)
Measurement of short circuit loop impedance (Z
L-PE
, Z
L-N
, Z
L-L
)
Measuring range according to IEC61557: 0,13…1999 Ω for 1,2 m test leads; 0,25…1999 Ω for UNI-SCHUKO adapter
Range | Resolution | Accuracy |
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 Un L-N / Un L-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 Z L-PE and Z L-N ) and 100…750 V (for Z L-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 Z L-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
Range | Resolution | Accuracy |
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
Range | Resolution | Accuracy |
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
Complete device information | |
Manufacturer site: |
Sonel MZC-306 Loop Impedance Meter
- Brand: Sonel S.A.
- Model: MZC-306
- Product Number: WMGBMZC306
- Availability: 2 to 14 days order processing
-
0.00€