MPI-505
Index: WMGBMPI505
Multifunction Electrical Installations Meter
Description
Technical Specification
Files
  • Description

    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 selective 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).
  • Technical Specification

    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 ±(5% m.v +3 digits)
    200...1999 Ω 1 Ω ±(5% m.v +3 digits)
    • 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 Unom 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 ±(6% m.v + 5 digits)
    • 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 ±(3% m.v. + 8 digits)
    20,0...199,9 MΩ 0,1 MΩ ±(3% m.v. + 8 digits)
    200...500 MΩ 1 MΩ ±(3% m.v. + 8 digits)
    200...1000 MΩ 1 MΩ ±(3% m.v. + 8 digits)
    200...1999 MΩ 1 MΩ ±(3% m.v. + 8 digits)
    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 ±(2% m.v. + 3 digits)
    200...400 Ω 1 Ω ±(2% m.v. + 3 digits)
    • 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 multiplier Range Resolution Accuracy
    Standard 0,5*IΔn 0...300 ms 1 ms ± (2% m.v. + 2 digits)
    Standard 1*IΔn 0...300 ms 1 ms ± (2% m.v. + 2 digits)
    Standard 2*IΔn 0...150 ms 1 ms ± (2% m.v. + 2 digits)
    Standard 5*IΔn 0...40 ms 1 ms ± (2% m.v. + 2 digits)
    Selective 0,5*IΔn 0...500 ms 1 ms ± (2% m.v. + 2 digits)
    Selective 1*IΔn 0...500 ms 1 ms ± (2% m.v. + 2 digits)
    Selective 2*IΔn 0...200 ms 1 ms ± (2% m.v. + 2 digits)
    Selective 5*IΔn 0...150 ms 1 ms ± (2% m.v. + 2 digits)

    *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 current Measurement range Resolution Test current Accuracy
    10 mA 3,3...10,0 mA 0,1 mA 0,3xIΔn...1,0xIΔn ± 5% IΔn
    30 mA 9,0...30,0 mA 0,1 mA 0,3xIΔn...1,0xIΔn ± 5% IΔn
    100 mA 33...100 mA 1 mA 0,3xIΔn...1,0xIΔn ± 5% IΔn
    300 mA 90...300 mA 1 mA 0,3xIΔn...1,0xIΔn ± 5% IΔn
    500 mA 150...500 mA 1 mA 0,3xIΔn...1,0xIΔn ± 5% IΔn
    1000 mA 330...1000 mA 1 mA 0,3xIΔn...1,0xIΔn ± 5% IΔn
    • 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 current Measurement range Resolution Test current 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 0,1 mA 0,35xIΔ..1,4xIΔn ±10% IΔn
    100 mA 40,0...140 mA 1 mA 0,35xIΔ..1,4xIΔn ±10% IΔn
    300 mA 120...420 mA 1 mA 0,35xIΔ..1,4xIΔn ±10% IΔn
    500 mA 200...700 mA 1 mA 0,35xIΔ..1,4xIΔn ±10% IΔn
    • 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

  • Files