Thiết bị đo cài đặt điện đa chức năng Sonel MPI-502

Other technical data:
- Dimentions: 220 x 98 x 58mm
- weight: ~1kg
- Auto OFF time: 300, 600, 900 second
- number of measurements Z and RCD (for NiMH batteries): >5000 (2 per minute)

Short circuit loop impedance measurement Z_L-PE, Z_L-N, Z_L-L
Measurment using 7,6/13,3A current – Measurement range according to 
IEC 61557: 0,13...1999Ω

(for 1,2m lead) and 0,19...1999Ω (for WS-01 and WS-04). 

Display range	Resolution	Accuracy
0,00...19,99Ω	0,01Ω	±(5% m.v. + 3 dgt)
20,0...199,9Ω	0,1Ω
200...1999Ω	1Ω

• Nominal work voltage: Un_L-N/ Un_L-L: 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, 
• Max. test current: 23A (230V), 44A (440V), 
• PE terminal connection corectores check with the help of touch electrode

Readings of fault loop impedance R and fault loop reactance X_L 

Display range	Resolution	Accuracy
0,00...19,99Ω	0,01Ω	±(5% m.v. + 5 digits) of ZS value
20,0...199,9Ω	0,1Ω

calculated and displayed for Z_S<200Ω.

Short circuit loop impedance Z_L-PE in mode RCD – without RCD tripping 
Measurement using <15mA,current measurement range in accordance with IEC 61557: 0,51...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

• test without tripping the RCD for I_Δn ≥ 30mA,
• nominal work voltage: Un: 220V, 230V, 240V,
• voltage operating range:180...270V,
• frequency operating range fn: 50Hz, 60Hz 
• PE terminal connection correctness check with the help of touch electrode

Readings of fault loop impedance R and fault loop reactance X_L (without tripping the RCD)

Display range	Resolution	Accuracy
0,00...19,99Ω	0,01Ω	±(6% m.v + 10 dgt) of ZS value
20,0...199,9Ω	0,1Ω	±(6% m.v + 5 dgt) of ZS value

• calculated and displayed for Z_S<200Ω.

RCD parameters test (voltage range 180...270V):
RCD tripping test and measurment of tripping time t_A (for t_A function)

Breaker Type	Test Current Multiplier	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: 0,5*I_Δn:-8...0% for 1*I_Δn, 2*I_Δn, 5*I_Δn: 0...8%

Voltage measurement

Range	Range	Accuracy
0,0V...299,99V	0,1V	±(2% m.v. + 6 dgt)
300V...500V	1V	±(2% m.v + 2 dgt)

Frequency measurement

Range	Range	Accuracy
45,0V...65,0Hz	0,1Hz	±(1% m.v. + 1 dgt)

 

Touch voltage measurement referred to the rated residual current (U_B)

Range	Resolution	Test Current	Accuracy
0..9,9V	0,1V	0,4 x IΔn	10% m.v. ± 5 dgt
10,0..99,9V			0...15% m.v.

Measurementof the RCD disconection current I_A for sine waveform testing current

Selected Current	Range	Resolution	Test Current	Accuracy
10mA	3,3...10,0mA	0,1mA	0,3 x IΔn...1,0 x IΔn	±5%IΔn
30mA	9,0...30,0mA
100mA	33...100mA	1mA
300mA	90...300mA
500mA	150...500mA

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

RCD I_A tripping current measurement for unidirectional pulsating residual current

Selected Current	Range	Resolution	Test Current	Accuracy
10mA	4...20,0mA	0,1mA	0,35xIΔn..2,0xIΔn	±10%IΔn
30mA	12,0...42,0mA		0,35xIΔn..1,4xIΔn
100mA	40,0...140mA	1mA
300mA	120...420mA

• Measurement is possible for a positive or negative forced leakage current.

Low voltage test of the circuit and insulation continuity
Measurement range in accordance with IEC61557:0,12...400Ω
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