Testing RCD breakers of AC, A and B types.

• testing of general, short delay and selective RCDs for the rated current values I_Δn =10, 30, 100, 300 and 500 mA,
• simultaneous measurement of tripping current I_A and disconnection time t_A, for currents 0,5I_Δn, 1I_Δn, 2I_Δn , 5I_Δn
• ability to measure touch voltage U_B and earth resistance R_E 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_A 
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 I_Δn accuracy is ±2% m.v. + 3 digits

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

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

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

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 (I_A)

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

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

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

I_Δn - 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 (R_E)

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.