MPI-525
Index: WMGBMPI525
Multifunction Electrical Installations Meter
Description
Technical Specification
Files
  • Description
    Possible measurements

    Short-circuit loop measurement:

    • impedance measurement with 23 A current (44 A phase-to-phase) - short-circuit resistor R=10,
    • measurement range: 95...440 V, frequency 45...65 Hz,

    Short-circuit loop measurement with resolution 0,01, in distribution network without tiggering RCD (In30 mA):

    • automatic calculation of short-circuit, detection of phase voltage and phase-to-phase voltage,
    • additional UNI-Schuko plug for automatic measurement, AGT adapter for 3 phase network measurement.

    Testing of general and selective RCD with the rated differential current of 10,30,100,300,500 and 1000 mA. (Type AC, A and B).

    Measurement of insulation resistance:

    • with test voltage 250 V, 500 V, 1000 V, 2500 V,
    • measurement range up to 10G,
    • automatic discharging after measurement,
    • automatic measurement of all resistences in 3,4,5-wire cables using optional adapter AUTO-ISO,
    • acoustic signals in 5 sec intervals for insulation resistance characteristic,
    • elapsing T1, T2, T3 times (0...600 s) form measurement of absorption coefficients (DAR, PI or Ab1, Ab2)
    • safety measurement - protection against overvoltage.

    Measurement of earthing resistance.

    Bi-directional testing of PE wire continuity using 200 mA current.

    • Autocalibration of test leads.

    Phase sequence testing.

    Memory is divided into 10 memory banks each of them containing 99 memory cells.

    Battery charge indicator.

    AUTO-OFF function.

    USB interface.

    MPI-525 is equipment to perform complete test and verify on electrical installations according to the most common safety standards (IEC 61557, VDE 0100, BS7671).

     

  • Technical Specification

    Possible measurements

    • Short-circuit loop measurement:
      -impedance measurement with 23 A current (44 A phase-to-phase) - short-circuit resistor R = 10 Ω,
      - measurement range: 95...440 V, frequency 45...65 Hz,
    • Short-circuit loop measurement with resolution 0,01 Ω, in distribution network without tiggering RCD (IΔn≥30 mA):
      - automatic calculation of short-circuit, detection of phase voltage and phase-to-phase voltage,
      - additional UNI-Schuko plug for automatic measurement, AGT adapter for 3 phase network measurement.
    • Testing of general and selective RCD with the rated differential current of 10,30,100,300,500 And 1000 mA. (Type AC, A and B).
    • Measurement of insulation resistance:
      - with test voltage 250 V, 500 V, 1000 V, 2500 V,
      - measurement range up to 10 GΩ,
      - automatic discharging after measurement,
      - automatic measurement of all resistences in 3,4,5-wire cables using optional adapter AUTO-ISO,
      - acoustic signals in 5 sec intervals for insulation resistance characteristic,
      - elapsing T1, T2, T3 times (0...600 s) form measurement of absorption coefficients (DAR, PI or Ab1, Ab2)
      - safety measurement - protection against overvoltage.
    • Measurement of earthing resistance.
    • Bi-directional testing of PE wire continuity using 200 mA current.
      - Autocalibration of test leads.
    • Phase sequence testing.
    • Memory is divided into 10 memory banks each of them containing 99 memory cells.
    • Battery charge indicator.
    • AUTO-OFF function.
    • USB interface.

    Rated operational conditions:
    - operation temperature 0...+50°C

    Electric security:
    - type of insulation: double, according to PN-EN 61010 - 1 And IEC 61557, EMC
    - measurement category: IV 300 V acc. to PN-EN 61010 - 1
    - protection class acc. to PN-EN 60529: IP54

     

    Short-circuit loop impedance measurement ZL-PE, ZL-N, ZL-L
    Measurement using 23/40 A current measurement range in accordance with
    IEC 61557: 0,13...1999,9 Ω (for 1,2 m lead):

    Range Resolution Accuracy
    0,00...19,99 Ω 0,01 Ω ±(5% m.v + 3 dgt)
    20,0...199,9 Ω 0,1 Ω ±(5% m.v + 3 dgt)
    200...1999 Ω 1 Ω ±(5% m.v + 3 dgt)
    • rated voltage: 95...270 V (forZL-PE i ZL-N) and 95...440 V (for ZL-L)
    • frequency: 45...65 Hz

     

    Short-circuit loop impedance measurement ZL-PE RCD
    Measurement using 15 mA current measurement range in accordance with
    IEC 61557: 0,50...1999,9 Ω

    Range Resolution Accuracy
    0,00...19,99 Ω 0,01 Ω ±(6% m.v. + 10 dgt)
    20,0...199,9 Ω 0,1 Ω ±(6% m.v + 5 dgt)
    200...1999 Ω 1 Ω ±(6% m.v + 5 dgt)
    • rated voltage: 95...270 V
    • frequency: 45...65 Hz

     

    Measurement of earthing RE
    Rated voltage in accordance with IEC 61557 - 5: 0,5...1999 Ω

    Range Resolution Accuracy
    0,00...9,99 Ω 0,01 Ω ±(2% m.v. + 4 dgt)
    10,0...99,9 Ω 0,1 Ω ±(2% m.v. + 3 dgt)
    100...999 Ω 1 Ω ±(2% m.v. + 3 dgt)
    1,00...1,99 kΩ 0,01 kΩ ±(2% m.v. + 3 dgt)

     

    Insulation resistance measurement
    Measurement range in accordance with IEC 61557 - 2:
    - for UN = 50 V: 50 kΩ...250 MΩ
    - 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
    - for UN = 2500 V: 2,5 MΩ...9,99 GΩ

    Range*) Resolution Accuracy
    0...1999 kΩ 1 kΩ ±(3% m.v. + 8 dgt)
    2,00...19,99 MΩ 0,01 MΩ ±(3% m.v. + 8 dgt)
    20,0...199,9 MΩ 0,1 MΩ ±(3% m.v. + 8 dgt)
    200...999 MΩ 1 MΩ ±(3% m.v. + 8 dgt)
    1,00...3,00 GΩ 0,01 GΩ ±(4% m.v. + 6 dgt)
    1,00...9,99 GΩ 0,1 GΩ ±(4% m.v. + 6 dgt)

    *) limited to measurement range.
    - with UNI-Schuko additional error ±2%.

    Phase sequence
    - phase sequence indicator: forward, reverse
    - mains voltage range UL-L: 100...440 V (45…65 Hz) UL-L: 100...440 V (45...65 Hz)
    - display of phase-to-phase voltages

     

    Low voltage test of the circuit and insulation continuity
    Test of PE wire continuity using a ±200 mA current

    Range Resolution Accuracy
    0,00...19,99 Ω 0,01 Ω ±(2% m.v. + 3 dgt)
    20,0...199,9 Ω 0,1 Ω ±(2% m.v. + 3 dgt)
    200...400 Ω 1 ±(2% m.v. + 3 dgt)
    • Voltage on open terminals: 4…9 V
    • Test current at R<2 Ω: min. 200 mA 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: 0 ms ... up to the upper bound of the displayed value

    Breaker Type Test Current Multiplier Measurement Range Resolution Accuracy
    Standard 0,5*IΔn 0...300 ms 1 ms ± (2% m.v + 2 dgt)
    Standard 1*IΔn 0...300 ms 1 ms ± (2% m.v + 2 dgt)
    Standard 2*IΔn 0...150 ms 1 ms ± (2% m.v + 2 dgt)
    Standard 5*IΔn 0...40 ms 1 ms ± (2% m.v + 2 dgt)
    Selective 0,5*IΔn 0...500 ms 1 ms ± (2% m.v + 2 dgt)
    Selective 1*IΔn 0...500 ms 1 ms ± (2% m.v + 2 dgt)
    Selective 2*IΔn 0...200 ms 1 ms ± (2% m.v + 2 dgt)
    Selective 5*IΔn 0...150 ms 1 ms ± (2% m.v + 2 dgt)

    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
    10 mA 3,3...10,0 mA 0,1 mA 0,3xIΔ..1,0xIΔ ± 5%IΔn
    30 mA 9,0...30,0 mA 0,1 mA 0,3xIΔ..1,0xIΔ ± 5%IΔn
    100 mA 33...100 mA 1 mA 0,3xIΔ..1,0xIΔ ± 5%IΔn
    300 mA 90...300 mA 1 mA 0,3xIΔ..1,0xIΔ ± 5%IΔn
    500 mA 150...500 mA 1 mA 0,3xIΔ..1,0xIΔ ± 5%IΔn
    1000 mA 330...1000 mA 1 mA 0,3xIΔ..1,0xIΔ ± 5%IΔn

    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 6 mA direct current offset

    Selected Current Range Resolution Test Current Accuracy
    10 mA 4...20,0 mA 0,1 mA 0,4xIΔn..2,0xIΔn ±10%IΔn
    30 mA 12,0...42,0 mA 0,1 mA 0,4xIΔn..1,4xIΔn ±10%IΔn
    100 mA 40,0...140 mA 1 mA 0,4xIΔn..1,4xIΔn ±10%IΔn
    300 mA 120...420 mA 1 mA 0,4xIΔn..1,4xIΔn ±10%IΔn
    500 mA 200...700 mA 1 mA 0,4xIΔn..1,4xIΔn ±10%IΔn

    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
    10 mA 4,0...20,0 mA 0,1 mA 0,4xIΔn..2,0xIΔn ±10%IΔn
    30 mA 12,0...60,0 mA 1 mA 0,4xIΔn..2,0xIΔn ±10%IΔn
    100 mA 40...200 mA 1 mA 0,4xIΔn..2,0xIΔn ±10%IΔn
    300 mA 120...600 mA 1 mA 0,4xIΔn..2,0xIΔn ±10%IΔn
    500 mA 200...1000 mA 1 mA 0,4xIΔn..2,0xIΔn ±10%IΔn

    a measurement is possible for a positive or negative forced leakage current

    „m.v.” measured value.

  • Files
    • Changes in 1.15.0 version.

      • Added new drivers for MS Windows 10.
      • Changes in installer’s appearance.
      • Improved Riso measurement.
      • Improved UB measurement in AUTO mode.
      • Improved display of values in RCD measurements.

      Changes in 1.14.0 version.

      • Fixed issue of RCD type B measurement with current multiplier x5.
      • Fixed rare problem of RCD tripping current measurement.

      Changes in 1.12.0 version.

      • Increased the meter immunity for external interference.
      • Fixed issue with firmware upgrade.

      Changes in 1.11.0 version.

      • Fixed the lack of voltage warning on object at the Rcont function.
      • Increased voltage measurement Ub to 99.9 V.
      • Fixed minor typing errors.

      Changes in 1.09.1 version.

      • Fixed a randomly occurring message "Voltage on object!" when measuring continuity.

      Changes in 1.07.0 version.

      • Improved algorithm to detection the presence of voltage before measuring for AutoISO-2500.
      • Fixed incorrect detection of voltage on the object during the measurement Rcont.

      Changes in 1.06.2 version.

      • Corrections in Russian translation.
      • Fixed a bug when entering a HELP screen in RCD function.
      • Fixed possible incorrect charging process.
      • Fixed MPI-520 instead MPI-525 in the upgrade program.

Extra accessories