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15.1.2 Current inputs
4 channels for current measurement
Parameter
input
terminal connection
sampling rate per channel
bandwidth
lower cutoff frequency
upper cutoff frequency
electrical safety
rating /
measurement category
pollution degree
measurement ranges
overload limit
overload strength
5 A terminal
1 A terminal
input impedance
5 A terminal
1 A terminal
measurement uncertainty
isolation suppression
channel cross talk
phase uncertainty
current noise
Description of the
current inputs of SICAM Q80 7KG8080
Technical specs and terminal configuration
typ.
min. / max.
4
screw terminal 14 to 24 AWG
0.2 mm² to 2.5 mm²
100 kHz
10 Hz
4.1 kHz
600 V / CAT III
10 A, 5 A, 2.5 A,
1 A, 0.5 A
±145 %
100 A
100 A
10 m
20 m
0.06 %
0.1 %
8 ppm/K T
60 ppm/K T
a
1.5 µA/V
50 µA/V
-120 dB
-100 dB
600 µA
RMS
60 µA
RMS
.
37
Power Quality Recorder SICAM Q80 7KG8080, Operating instruction
Test conditions / Remarks
for 7KG8080-0AA00-0AA0 and
7KG8080-0BA00-0AA0; differential,
isolated
(American Wire Gauge)
for rigid or flexible line
max. system throughput 400 kHz
-0.1 dB
-3 dB
in accordance with EN 61010-1
current inputs I1...I4
2
in accordance with IEC 60664
RMS values
5 A – connection
1 A – connection
of range
RMS values
long-term
20 A
1 s
long-term
10 A
1 s
differential
T
=|T
–25°C|
a
a
a
ambient temperature T
Isolation test voltage 500 V
50 Hz
1 kHz
test current: 10 A
50 Hz
1 kHz
40 Hz to 2.5 kHz
1 °
bandwidth: 0.1 kHz to 1 kHz
range > 1 A
range 1 A
E50417-B1074-C419-A2, Release 12.01.2015
E-73
a
RMS
RMS
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