MI 3125 EurotestCOMBO
Technical specification
50
Open-circuit voltage...........................6.5 VDC
÷
9 VDC
Measuring current..............................min. 200 mA into load resistance of 2
Ω
Test lead compensation.....................up to 5
Ω
The number of possible tests ............> 2000, with a fully charged battery
Automatic polarity reversal of the test voltage.
7.3 RCD testing
7.3.1 General data
Nominal residual current (A,AC) ........10 mA, 30 mA, 100 mA, 300 mA, 500 mA,
1000 mA
Nominal residual current accuracy.....-0 / +0.1
⋅
I
Δ
; I
Δ
= I
Δ
N, 2
×
I
Δ
N, 5
×
I
Δ
N
-0.1
⋅
I
Δ
/ +0; I
Δ
= 0.5
×
I
Δ
N
AS / NZ selected: ± 5 %
Test current shape.............................Sine-wave (AC), pulsed (A)
DC offset for pulsed test current ........6 mA (typical)
RCD type ...........................................G (non-delayed), S (time-delayed)
Test current starting polarity ............. 0 º or 180 º
Voltage range ....................................50 V
÷
264 V (45 Hz
÷
65 Hz)
I
Δ
N × 1/2
I
Δ
N × 1
I
Δ
N × 2
I
Δ
N × 5
RCD I
Δ
I
Δ
N (mA) AC
A
AC
A
AC
A
AC
A
AC
A
10
5 3.5
10 20
20 40 50 100
9
9
30
15
10.5
30 42
60 84 150
212
9
9
100
50 35
100 141
200 282 500 707
9
9
300
150
105
300 424
600 848 1500
n.a.
9
9
500
250
175
500 707
1000 1410
2500
n.a.
9
9
1000
500 350
1000 1410
2000 n.a.
n.a. n.a.
9
9
n.a......................................................not applicable
AC type..............................................sine wave test current
A type…… .........................................pulsed current
7.3.2 Contact voltage RCD-Uc
Measuring range according to EN61557 is 20.0 V
÷
31.0V for limit contact voltage 25V
Measuring range according to EN61557 is 20.0 V
÷
62.0V for limit contact voltage 50V
Measuring range (V)
Resolution (V)
Accuracy
0.0
÷
19.9
0.1
(-0 % / +15 %) of reading ± 10 digits
20.0
÷
99.9
(-0 % / +15 %) of reading
The accuracy is valid if mains voltage is stabile during the measurement and PE
terminal is free of interfering voltages.
Test current ...................................... max. 0.5
×
I
Δ
N
Limit contact voltage ......................... 25 V, 50 V
Specified accuracy is valid for complete operating range.