Sonel WMGBMPI525 User Manual page 59

Measurement of resistance-to-earth R
Selected nom-
inal current of
RCD
10 mA
30 mA
100 mA
300 mA
500 mA
1000 mA
Measurement of touch voltage U
Test range according to IEC 61557: 10.0...99.9 V
Test range
0..9.9 V
10.0..99.9 V
Measurement of RCD trip current I
Test range according to IEC 61557: (0.3...1.0)I
Selected nomi-
nal current of
RCD
10 mA
30 mA
100 mA
300 mA
500 mA
1000 mA

it is possible to start the measurement from the positive of the negative half of residual current

test current pass time
Measurement of RCD trip current I
pulsed current with 6mA direct current offset
Test range according to IEC 61557: (0.35...1.4)I
Selected nomi-
nal current of
RCD
10 mA
30 mA
100 mA
300 mA
500 mA

measurement can be performed for positive or negative half-periods of residual current

test current pass time
E
Test range
0.01 k...5.00 k
0.01 k...1.66 k
1 ..500 
1 ..166 
1 ..100 
1 ..50 
related to nominal residual current
B
Resolution
0.1 V
for sinusoidal residual current
A
Test range
3.0..10.0 mA
9.0..30.0 mA
30..100 mA
90..300 mA
150..500 mA
300..1000 mA
for residual unidirectional pulsed current and unidirectional
A
Test range
3.5..20.0 mA
10.5..42.0 mA
35..140 mA
105..420 mA
175..700 mA
................................ max. 3200 ms
MPI-525 – USER MANUAL
Test
Resolution
current
4 mA
0.01 k
12 mA
40 mA
120 mA
1
200 mA
400 mA
Test current
0.4 x I
n
Δn
Resolution Test current
0.1 mA
0.3 x I
1 mA
............................... max. 3200 ms
≥30 mA and (0.35...2)I
for I
n n
Resolution
0.35 x I
0.1 mA
0.35 x I
1 mA
Accuracy
0..+10% m.v. ±8 digits
0..+10% m.v. ±5 digits
0..+5% m.v. ±5 digits
Accuracy
0..10% m.v. ± 5 digits
0..15% m.v.
Accuracy
 5 % I
..1.0 x I
n n
for I
n
Test current Accuracy
 10 % I
..2.0 x I
n n
 10 % I
..1.4 x I
n n
n
=10 mA
n
n
n
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