RCD Tester/ELCB Tester » RCD Tester/ELCB Tester MRP-201


RCD Tester/ELCB Tester MRP-201

Testing RCD breakers of AC, A and B types.

  • testing of general, short delay and selective RCDs for the rated current values IΔn =10, 30, 100, 300 and 500 mA,
  • simultaneous measurement of tripping current IA and disconnection time tA, for currents 0,5IΔn, 1IΔn, 2IΔn , 5IΔn
  • ability to measure touch voltage UB and earth resistance RE without tripping,
  • AUTO RCD test function.

AC voltage and frequency measurement.

PE lead connection check using a touch electrode.

Bulit-in memory for up to 990 cels of measurement results.

Wireless radio communication interface.

Professional software for reading data and creating reports.

RCD trigger test and response time measurement t
Measurement range according to IEC 61557: 0 ms...the upper limit of the displayed value

RCD type Rated Current
Multiplication
Factor
Range Resolution Accuracy
General
or short delay
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 accuracy is ±2% m.v. + 3 digits

  • residual current setting accuracy:
    - for 1*IΔn, 2*IΔn and 5*IΔn: 0...8%,
    - for 0,5*IΔn : -8...0%,
  • nominal voltage Un: 220 V, 230 V, 240 V,
  • work voltage range: 180...270 V,
  • nominal frequency fn: 50 Hz, 60 Hz,
  • work frequency range: 45 Hz...65 Hz.

RCD disconnecting current measurement for a sine AC test current (IA)

Measurement range according to IEC 61557: (0,3...1,0)IΔn

Selected
rated RCD
current
Range Resolution

Measurement
current

Accuracy
10 mA 3,3...10,0 mA 0,1 mA 0,3 mA x IΔn
...1,0 mA x IΔn
±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
  • start of measurement from the positive or negative half sine period of the test current
  • test current flow time - max. 7510 ms at f=50,0 Hz.

RCD disconnecting current measurement for unidirectional pulsed residual current and unidirectional pulsed current with a 6 mA DC offset (IA)

Measurement range according to IEC61557: (0,15...1,4) IΔn for IΔn > 30 mA and (0,15...2)IΔn for IΔn=10 mA

Selected
rated RCD
current
Range Resolution

Measurement
current

Accuracy
10 mA 1,5...20,0 mA 0,1 mA 0,15 x IΔn
...2,0 mA x IΔn
±10% IΔn
30 mA 4,5...42,0 mA
100 mA 15...140 mA 1 mA 0,15 mA x IΔn
...1,4 mA x IΔn
±10% IΔn
300 mA 45...420 mA
  • start of the measurement from the positive or negative half sine period of the test current
  • test current flow time - max. 14710 ms at f=50 Hz

 

RCD response time measurement for the residual DC current (IA)

Measurement range according to IEC61557: (0,2...2)IΔn

Selected
rated RCD
current
Range Resolution

Measurement
current

Accuracy
10 mA 2...20,0 mA 0,1 mA 0.2 mA x IΔn
...2,0 mA x IΔn
±10% IΔn
30 mA 6...60 mA 1 mA
100 mA 20...200 mA
300 mA 60...600 mA
  • measurement possible for positive or negative residual current
  • test current flow time - max. 4500 ms at f=50 Hz


IΔn - rated residual current value RCD


Touch voltage measurement referred to the rated residual current (UB)
Measurement range according to IEC61557: 10,0...99,9 V

Range Resolution Measurement current Accuracy
0...9,9 V 0,1 0,4 x IΔn 0...10% IΔn m.v. ± 5 digits
10,0...99,9 V 0...15% IΔn m.v.

Earthing resistance measurement (RE)

Selected
rated RCD
current
Range Resolution

Measurement
current

Accuracy
10 mA 0,01...5,00 kΩ 0,01 kΩ 4 mA 0...+10% m.v. ± 5 digits
30 mA 0,01...1,66 kΩ 12 mA 0...+10% m.v. ± 5 digits
100 mA 1...5000 Ω 1 Ω 40 mA 0...+5%m.v. ± 5 digits
300 mA 1...166 Ω 120 mA
500 mA 1...100 Ω 200 mA

Voltage measurement
Measurement range in accordance with IEC 61557: 1,1 Ω...1,99 kΩ

Range Resolution

Accuracy

0,00...299,9 V 0,1 V ±(2% m.v. + 6 digits)
300...500 V 1 V ±(2% m.v. + 2 digits)
  • frequency range: 45...65 Hz
Range Resolution

Accuracy

45,0...65,0 Hz 0,1 Hz ±(0,1% m.v. + 1 digit)
  • voltage range 50...500 V

Electric security:

  • type of insulation: double, according to EN 61010 - 1 and IEC 61557
  • measurement category: CAT IV 300 V (III 600 V) acc. to EN 61010 - 1
  • protection class: IP67

Other technical data:

  • power supply: alkaline batteries LR6 (AA) (4 pcs.)

Rated operational conditions:

  • operating temperature: -10...+50°C
  • storing temperature: -20...70°C
  • humidity: 20...80%

„m.v.” - measured value.