NOVA and NOVA PRO
Technical specifications
55
Measuring range (V)
Resolution (V)
Accuracy
3.0
9.9
0.1
(-0%/+10%) of r 5
digits
10.0
99.9
0.1
(-0%/+10%) of r 5
digits
Test current ......................................... max. 0.5
I
ΔN
Limit contact voltage................................. 25 V, 50 V
Fault loop resistance at contact voltage is calculated as
R
=
U
C
.
L
I
Δ
N
7.3.3
Trip-out time
Complete measurement range corresponds to EN61557-6 requirements. Specified
accuracies are valid for complete operating range.
Measuring range (ms)
Resolution (ms)
Accuracy
0.0
500.0
0.1
3 ms
Test current ......................................... ½
I
ΔN
, I
ΔN
, 2
I
ΔN
, 5
I
ΔN
Multipliers not available see test current selection table
7.3.4
Trip-out current
Measurement range corresponds to EN61557-6 for I
Δ
N ≥10mA. Specified accuracies are
valid for complete operating range.
Measuring range I
Δ
Resolution I
Δ
Accuracy
0.2
I
ΔN
1.1
I
ΔN
(AC type)
0.05
I
ΔN
0.1
I
ΔN
0.2
I
Δ
N
1.5
I
ΔN
(A type,
I
ΔN
30 mA
)
0.05
I
ΔN
0.1
I
ΔN
0.2
I
ΔN
2.2
I
ΔN
(A type,
I
ΔN
=10 mA
)
0.05
I
ΔN
0.1
I
ΔN
0.2
I
ΔN
2.2
I
ΔN
(B type)
0.05
I
ΔN
0.1
I
ΔN
Trip-out time
Measuring range (ms)
Resolution (ms)
Accuracy
0
300
1
ms
Contact voltage
Measuring range (V)
Resolution (V)
Accuracy
3.0
9.9
0.1
(-0%/+10%) of
r 5 digits
10.0
99.9
0.1
(-0%/+10%) of
r 5 digits
