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MPI-508 多功能儀表電氣裝置

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公司名稱珠?？祵毴R儀表有限公司
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型號MPI-508
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廠商性質其他
更新時間2022/12/18 17:32:19
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Index:WMGBMPI508 The MPI-508 multifunction meter is dedicated to perform diagnosis of electrical installation according to IEC 61557 standards. Digital meter MPI-508 is designed to measure impedance o

MPI-508 多功能儀表電氣裝置產品信息

The MPI-508 multifunction meter is dedicated to perform diagnosis of electrical installation according to IEC 61557 standards. Digital meter MPI-508 is designed to measure impedance of a short cicuit loop also without triggering RCD, parameters of RCD, insulation resistance, continuity and also for phase sequence testing. Furthermore to measure and logging of AC voltage and current, frequency and power.

MPI-508 Technical Specifications

Short circuit loop measurements:
- nominal voltage of the network: 115/200V, 127/220V, 220/380V, 230/400V or 240/415V with frequency 45...65Hz
- short circuit loop impedance measurement with 15mA current and resolution 0,01Ω without tiggering RCD

Testing AC, A residual current circuit breakers
- testing of standard and selective RCDs for the rated current values 10, 30, 100, 300, 500 and 1000 mA,

Low voltage resistance, continuity of equipotential bondings and protective conductors measurements.
- measurement of continuity of protective conductors with >200mA current in two directions
- compensation of the resistance of the test leads - possibility to use any lead

Phase sequence test.

Measurement and logging of AC voltage and current, frequency and power using additional clamp.

Memory of the results of measurement 990 cells, 10000 records.

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

Display range	Resolution	Accuracy
0,00...19,99Ω	0,01Ω	±(5% m.v +5 dgt)
20,0...199,9Ω	0,1Ω
200...1999Ω	1Ω

• nominal work voltage Un_L-N/ Un_L-L: 115/200V, 127/220V, 220/380V, 230/400V,
240/415V
• Voltage operating range: 100…264V (for Z_L-PE i Z_L-N) and 100…440V (for Z_L-L)
• Nominal network frequency fn: 50Hz, 60Hz
• Frequency operating range: 45…65Hz
• Max. test current: 23A (przy 230V), 44A (przy 440V)
• PE terminal connection corectores check with the help of touch electrode (Z_L-PE)

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

Display 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	±(6% m.v + 5 dgt)

• No RCD reaction for I_Δn≥ 30mA
• Nominal work voltage U_n: 115V, 127V, 220V, 230V, 240V
• Voltage range: 100…264V
• Nominal network frequency f_n: 50Hz, 60Hz
• Frequency operating range: 45…65Hz
• PE terminal connection corectores check with the help of touch electrode

Insulation resistance measurement:
• forUN = 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
200...1999MΩ	1MΩ
2,00...3,00GΩ	0,01GΩ	±(4% m.v. + 6 dgt)

*) limited to measurement range

• Test voltages: 250V, 500V i 1000V
• Detection of votage before measurement
• automatic discharge of tested object after measurement
• Multiwired cables (max 5) insulation resistence measurement with additional adapter (AutoISO 1000A)
• measurement of voltage at the terminals +RISO, -RISO in range: 0..440V

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	1Ω

• Voltage on open terminals: 4…7V
• Test current at R<2Ω: min. 200mA at rated battery voltage
• Autocalibration of test leads
• Measurements for both polarizations of the current

RCD measurements (oprerating voltages range: 95...270V)

RCD type	Test current multiplier	Range	Resolution	Accuracy
Standard	0,5*I_Δn	0...300ms	1 ms	± (2% m.v. + 2 dgt)
	1*I_Δn	0...300ms
	2*I_Δn	0...150ms
	5*I_Δn	0...40ms
Selective	0,5*I_Δn	0...500ms
	1*I_Δn	0...500ms
	2*I_Δn	0...200ms
	5*I_Δn	0...150ms

Precision of the differential current: for 0,5*I_Δn:-8...0% for 1*I_Δn, 2*I_Δn, 5*I_Δn: 0...8%

Measurement of the RCD triggering current I_A for sine waveform testing current

Selected current	Measurement range	Resolution	Test current	Accuracy
10mA	3,3...10,0mA	0,1mA	0,3xI_Δn...1,0xI_Δn	± 5% I_Δn
30mA	9,0...30,0mA	0,1mA
100mA	33...100mA	1mA
300mA	90...300mA
500mA	150...500mA
1000mA	330...1000mA

• It is posible to start the measurement from the positive or negative half of the
forced leaking current

Measurement of the RCD triggering current (I_A) for a unidirectional half period sine
waveform test current with a 6mA direct current offset

Selected current	Measurement range	Resolution	Test current	Accuracy
10mA	4...20,0mA	0,1mA	0,4 x I_Δn ...2,0 x I_Δn	±10% I_Δn
30mA	12,0...42,0mA	0,1mA	0,4xI_Δ..1,4xI_Δn
100mA	40,0...140mA	1mA
300mA	120...420mA
500mA	200...700mA