Thiết bị phân tích nguồn Sonel MPI-520
Short-circuit loop impedance measurement ZL-PE, ZL-N, ZL-L
Measurement using 23/40A current measurement range in accordance with IEC 61557: 0,13...1999,9Ω
(for 1,2m lead ):
Range
|
Resolution
|
Accuracy
|
0,00...19,99Ω
|
0,01Ω
|
±(5% m.v. + 3 dgt)
|
20,0...199,9Ω
|
0,1Ω
|
200...1999Ω
|
1Ω
|
rated voltage: 95...270V (for ZL-PE i ZL-N) and 95...440V (for ZL-L)
frequency: 45...65Hz
Short-circuit loop impedance measurement ZL-PERCD
Measurement using 15mA current measurement range in accordance with
IEC 61557: 0,50...1999,9Ω
Range
|
Resolution
|
Accuracy
|
0,00...19,99Ω
|
0,01Ω
|
±(6% m.v. + 10 dgt)
|
20,0...199,9Ω
|
0,1Ω
|
±(6% m.v. + 5 dgt)
|
200...1999Ω
|
1Ω
|
rated voltage: 95...270V
frequency: 45...65Hz
Measurement of earthing RE
Rated voltage in accordance with IEC 61557-5:
0,5Ω…1,99kΩ for 50V
0,56Ω…1,99kΩ for 25V
Range
|
Resolution
|
Accuracy
|
0,00...9,99Ω
|
0,01Ω
|
±(2% m.v. + 4 dgt)
|
10,0...99,9Ω
|
0,1Ω
|
±(2% m.v. + 3 dgt)
|
100...999Ω
|
1Ω
|
1,00...1,99kΩ
|
0,01kΩ
|
Insulation resistance measurement
Measurement range in accordance with IEC 61557-2:
- for UN = 50V: 50kΩ...250MΩ
- for UN = 100V: 100kΩ...500MΩ
- for UN = 250V: 250kΩ...1GΩ
- for UN = 500V: 500kΩ...2GΩ
- for UN = 1000V: 1MΩ...3GΩ
Display range*)
|
Resolution
|
Accuracy**)
|
0...1999kΩ
|
1kΩ
|
±(3% m.v. + 8 dgt)
|
2,00...19,99MΩ
|
0,01MΩ
|
20,0...199,9MΩ
|
0,1MΩ
|
200...999MΩ
|
1MΩ
|
1,00...3,00GΩ
|
0,01GΩ
|
±(4% m.v. + 6 dgt)
|
|
|
*) limited to measurement range.
**) with UNI-Schuko additional error ±2%.
Thiết bị phân tích nguồn Sonel MPI-520
Phase sequence
- phase sequence indicator: forward, reverse
- mains voltage range UL-L: 100...440V (45…65Hz) UL-L: 100...440V (45...65Hz)
- display of pase-to-phase voltages
Measurement of the active P, passive Q and apparent S power and cosφ
- Range of voltages ULN: 0...440V
- Nominal frequency of the network: 45...65Hz
- frequency measurement for voltage 50...440V in range 45,0...65,0Hz (accuracy max. ± 0,1%m.v. + 1 digit)
?- measurement cosφ: 0,00...1,00 (resolution 0,01)
Low voltage test of the circuit and insulation continuity
Test of PE wire continuity using a ±200mA current
Range
|
Resolution
|
Accuracy
|
0,00...19,99Ω
|
0,01Ω
|
±(2% m.v. + 3 dgt)
|
20,0...199,9Ω
|
0,1Ω
|
200...400Ω
|
1
|
Voltage on open terminals: 4…9V
Test current at R<2Ω: min. 200mA at rated battery voltage
Autocalibration of test leads
Measurements for both polarizations of the current
RCD trigger and response time test tA (for tA mode)Measurement ranges
in accordance with IEC 61557: 0ms ... up to the upper bound of the displayed value
Breaker Type
|
Test Current
Multiplier
|
Measurement
Range
|
Resolution
|
Accuracy
|
Standard
|
0,5*IΔn
|
0...300ms
|
1 ms
|
± (2% m.v. + 2 dgt)
|
1*IΔn
|
2*IΔn
|
0...150ms
|
5*IΔn
|
0...40ms
|
Selective
|
0,5*IΔn
|
0...500ms
|
1*IΔn
|
2*IΔn
|
0...200ms
|
5*IΔn
|
0...150ms
|
Precision of the differential current: for 0,5*IΔn:-8...0% dla 1*IΔn, 2*IΔn, 5*IΔn: 0...8%
Measurement of the RCD triggering current (IA) for sine waveform testing current
Selected
Current
|
Range
|
Resolution
|
Test
Current
|
Accuracy
|
10mA
|
3,3...10,0mA
|
0,1mA
|
0,3xIΔ..1,0xIΔ
|
± 5% IΔn
|
30mA
|
9,0...30,0mA
|
100mA
|
33...100mA
|
1mA
|
300mA
|
90...300mA
|
500mA
|
150...500mA
|
1000mA
|
330...1000mA
|
1mA
|
Thiết bị phân tích nguồn Sonel MPI-520
It is possible to start the measurement from the positive or negative half of the forced leaking current
Measurement of the RDC triggering current (IA ) for a unidirectional half period sine
waveform test current with a 6mA direct current offset
Selected
Current
|
Range
|
Resolution
|
Test
Current
|
Accuracy
|
10mA
|
4...20,0mA
|
0,1mA
|
0,4xIΔn..2,0xIΔn
|
±10%IΔn
|
30mA
|
12,0...42,0mA
|
0,4xIΔn..1,4xIΔn
|
100mA
|
40,0...140mA
|
1mA
|
300mA
|
120...420mA
|
500mA
|
200...700mA
|
- a measurement is possible for a positive or negative forced leakage current
Measurement of the RCD triggering current (IA ) for direct testing current
Selected
Current
|
Range
|
Resolution
|
Test
Current
|
Accuracy
|
10mA
|
4,0...20,0mA
|
0,1mA
|
0,4xIΔn..2,0xIΔn
|
±10%IΔn
|
30mA
|
12,0...60,0mA
|
1mA
|
100mA
|
40...200mA
|
300mA
|
120...600mA
|
500mA
|
200...1000mA
|
- a measurement is possible for a positive or negative forced leakage current
„m.v.” measured value.