AEMC instruments 2110.88 Manuale d'uso - Pagina 2
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CURRENT PROBE - JM865A DRAWING
ELECTRICAL SPECIFICATIONS
Current Range:
1 A
to 1000 A
AC
AC
1 A
to 2000 A
AC
AC
1 A
to 2400 A
AC
AC
full temperature range
(3000 A, if temperature <95 °F or <35 °C)
Transformation Ratio:
1000:5, 2000:5, 3000:5
Output Signal:
5 mA
/A
(5 A at 1000 A)
AC
AC
2.5 mA
/A
(5 A at 2000 A)
AC
AC
1.666 mA
/A
(5 A at 3000 A)
AC
AC
Accuracy and Phase Shift:*
1000 A RANGE
Primary Current
Accuracy %
Phase shift
4.72"
(120 mm)
continuous cycle
continuous cycle
continuous cycle for the
50 A
200 A
3 %
1.5 %
3 °
1.5 °
Ø=2.52" (64 mm)
Cable max.
1.97 x 5.31" (50 x 135 mm) or
2.52 x 3.94" (64 x 100 mm)
Bus Bar max.
Load Impedance: ≤0.4 Ω
Overload: 1200 A for 10 min
Ampere-Second Product: 15 A·s
Accuracy: Per IEC 185-26-27
Class 1 (2.5 V·A) from 48 Hz to 1000 Hz
Frequency Range:
30 Hz to 5 kHz; current derating above
1 kHz for continuous use.
2000 A RANGE
Primary Current
Accuracy %
Phase shift
Load Impedance: ≤0.4 Ω
Overload: 2400 A for 10 min
1000 A
Ampere-Second Product: 50 A·s
1 %
Accuracy: Per IEC 185-26-27
Class 0.5 (5 V·A) from 48 Hz to 1000 Hz
1 °
12.40"
(315 mm)
P1
P2
1.89"
(48 mm)
Red
Black
S1
S2
100 A
1.5 %
1.5 °
400 A
2000 A
0.75 %
0.5 %
0.75 °
0.5 °