MPI-505
指數:
WMGBMPI505
Multifunction Electrical Installations Meter
Measurement of short-circuit loop parameters:
- in L-PE, L-N, L-L circuits as well as in L-PE (RCD) circuits - without tripping RCD breakers of current 30 mA.
- impedance measurement of short-circuit loops in power networks of nominal voltages: 115/200 V, 220/380 V, 230/400 V, 240/415 V and frequencies in the range of 4565 Hz..
Testing of AC and A types residual current circuit breakers:
- testing of regular and selecive residual current circuit breakers of nominal differential currents: 10 mA, 30 mA, 100 mA, 300 mA, 500 mA, 1000 mA,
- IA trip current measurement,
- tA trip time measurement for 0.5In, In, 2In, 5In,
- measurement of earth continuity and touch voltage without tripping RCDs,
- functionality of automatic measurement of residual current circuit breaker parameters.
Measurement of insulation resistance at voltages: 100 V, 250 V, 500 V and 1000 V.
Low-voltage measurement of resistance, protective connections and equipotential bonding:
- measurement of continuity of protective connections with current ±200 mA,
- automatic calibration of test leads - capability of using any test leads,
- measurement of resistance with low current and acoustic signaling.
Quick verification of correctness of the PE wire connection with a touch probe.
Measurement of AC voltage.
Indication of phase sequence.
Memory of 990 measurements, data transfer to a PC over the USB interface.
MPI-505 is equipment to perform complete test and verify on electrical installations according to the most common safety standards (IEC 61557, VDE 0100, BS7671). |
Measurement of short-circuit loop impedance ZL-PE, ZL-N, ZL-L
Measurement range acc. to IEC 61557: 0.13...1999 Ω for a 1.2 m test lead:
Display range | Resolution | Accuracy |
0,00...19,99 Ω | 0,01 Ω | ±(5% m.v +3 digits) |
20,0...199,9 Ω | 0,1 Ω | |
200...1999 Ω | 1 Ω |
- Nominal operating voltage UnL-N/ UnL-L: 115/200 V, 220/380 V, 230/400 V, 240/415 V
- Operating voltage range: 100…264 V (for ZL-PE i ZL-N) and 100…440 V (for ZL-L)
- Nominal power network frequency fn: 50 Hz, 60 Hz
- Operating frequency range: 45…65 Hz
- Maximal measurement current: 23 A at 230 V (10 ms), 40 A at 400 V (10 ms),
- Verification of correctness of the PE terminal connection with a touch (for ZL-PE)
Measurement of short-circuit loop impedance ZL-PE in the RCD mode
Measurement range acc. to IEC 61557: 0.5...1999 Ω for a 1.2 m test lead
Display 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 |
- Does not trip RCD breakers of RCD current IΔn ≥ 30 mA
- Nominal operating voltage Un: 115 V, 220 V, 230 V, 240 V
- Operating voltage range: 100…264 V
- Nominal power network frequency fn: 50 Hz, 60 Hz
- Operating frequency range: 45…65 Hz
- Verification of correctness of the PE terminal connection with a touch probe
Measurement of insulation resistance
Measurement range acc. to IEC 61557 - 2:
- for UN = 100 V: 100 kΩ...500 MΩ
- for UN = 250 V: 250 kΩ...1 GΩ
- for UN = 500 V: 500 kΩ...2 GΩ
- for UN = 1000 V: 1 MΩ...3 GΩ
Display range*) | Resolution | Accuracy |
0...1999 kΩ | 1 kΩ | ±(3% m.v. + 8 digits) |
2,00...19,99 MΩ | 0,01 MΩ | |
20,0...199,9 MΩ | 0,1 MΩ | |
200...500 MΩ | 1 MΩ | |
200...1000 MΩ | 1 MΩ | |
200...1999 MΩ | 1 MΩ | |
2,00...3,00 GΩ | 0,01 GΩ | ±(4% m.v. + 6 digits) |
*) not exceeding the measurement range for a given voltage.
- Measurement voltage: 100 V, 250 V, 500 V and 1000 V
- Detection of presence of voltage before the measurement
- Discharge of the measured object after the measurement
- Measurements of voltage on terminals +RISO, -RISO within the range of: 0…440 V
- Measurement current < 2 mA
Low-voltage measurement of circuit continuity and resistance
Measurement of protective conductor continuity with current ±200 mA
Measurement range acc. to IEC 61557 - 4: 0.12...400 Ω
Range | Resolution | Accuracy |
0,00...19,99 Ω | 0,01 Ω | ±(2% m.v. + 3 digits) |
20,0...199,9 Ω | 0,1 Ω | |
200...400 Ω | 1 Ω |
- Voltage on open terminals: 4…9 V
- Output current at R<2 Ω: min. 200 mA
- Compensation of test lead resistance
- Measurements for both polarities of current
Measurements of RCD breaker parameters (operating voltage range 100…264 V):
RCD tripping test and measurement of tA trip time (for the tA measurement function)
RCD type | Test current | Range | Resolution | Accuracy |
Standard | 0,5*IΔn | 0...300 ms | 1 ms | ± (2% m.v. + 2 digits) |
1*IΔn | ||||
2*IΔn | 0...150 ms | |||
5*IΔn | 0...40 ms | |||
Selective | 0,5*IΔn | 0...500 ms | ||
1*IΔn | ||||
2*IΔn | 0...200 ms | |||
5*IΔn | 0...150 ms |
*for IΔn= 10 mA and 0.5 IΔn uncertainty is + 2% m.v. + 3 digits
Measurement of IA RCD trip current for sinusoidal differential current:
Selected | Measurement | Resolution | Test | Accuracy |
10 mA | 3,3...10,0 mA | 0,1 mA | 0,3xIΔn...1,0xIΔn | ± 5% IΔn |
30 mA | 9,0...30,0 mA | |||
100 mA | 33...100 mA | 1 mA | ||
300 mA | 90...300 mA | |||
500 mA | 150...500 mA | |||
1000 mA | 330...1000 mA |
- Capability of starting the measurement from either positive or negative half-period of forced leakage current
Measurement of IA RCD trip current for pulsating unidirectional current:
Selected | Measurement | Resolution | Test | Accuracy |
10 mA | 4...20,0 mA | 0,1 mA | 0,35 x IΔn ...2,0 x IΔn | ±10% IΔn |
30 mA | 12,0...42,0 mA | 0,35xIΔ..1,4xIΔn | ||
100 mA | 40,0...140 mA | 1 mA | ||
300 mA | 120...420 mA | |||
500 mA | 200...700 mA |
- Capability of measurement for either positive or negative half-periods of forced leakage current
- Maximal time of the measurement current flow is 3200 ms
“m.v” - measurement value
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