MI 3122 Smartec Z Line-Loop / RCD
Technical specifications
46
8 Technical specifications
8.1 RCD testing
8.1.1 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
; I
= I
N, 2
I
N, 5
I
N
-0.1
I
/ +0; I
= 0.5
I
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)
RCD test current selection (r.m.s. value calculated to 20ms) according to IEC 61009:
I
N × 1/2
I
N × 1
I
N × 2
I
N × 5
RCD I
I
N (mA)
AC
A AC
A AC
A AC
A AC
A
10
5 3.5
10 20 20 40 50 100
30
15
10.5
30 42 60 84 150
212
100 50
35
100
141
200 282 500 707
300 150
105
300
424
600 848 1500 n.a.
500 250
175
500
707
1000 1410 2500 n.a.
1000 500
350
1000
1410
2000 n.a. n.a. n.a.
n.a. .................................................... not applicable
AC type ............................................. sine wave test current
A type…… ........................................ pulsed current
8.1.2 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
N
Limit contact voltage ......................... 25 V, 50 V
Specified accuracy is valid for complete operating range.
