GE Kelman DGA 900 Plus - 6.4 CT Sensors

MA-040 – DGA 900 Plus - Operator Guide - Rev 1.1 4-Mar-22 Page 21 of 99
6.4 CT Sensors
The split core CT as shown in Figure 6-4 clamps over a cable, snapping around the centre
conductor to measure the current passing through. The CT provides a voltage that is
proportional to the measured current.
Figure 6-4: Split core CT
CT dimensions are listed in Table 6-3.
Table 6-3: CT dimensions
Dim.
in
mm
A
2.000
50.80
B
2.100
53.34
C
0.610
15.49
D
0.750
19.05
E
0.750
19.05