Test with zero-sequence current Transformer windings
1)Meet UL943 requirement to zero-phase current transformer
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Test with zero-sequence current Transformer windings
Part No |
A |
B |
C |
D |
E |
F |
G |
H |
I |
CT205 |
9.30 |
21.30 |
7.20 |
23.85 |
50.00 |
4.00 |
12.00 |
|
|
CT504 |
5.70 |
17.50 |
7.90 |
18.75 |
14.30 |
4.00 |
|
4.60 |
|
CT508 |
9.60 |
25.30 |
15.20 |
30.00 |
10.00 |
8.00 |
|
19.00 |
|
CT519 |
9.00 |
22.00 |
8.30 |
23.00 |
20.00 |
4.00 |
|
19.00 |
17.00 |
CT520 |
12.00 |
26.70 |
11.00 |
26.70 |
21.50 |
4.00 |
|
20.00 |
23.00 |
CT512 |
8.20 |
18.00 |
6.60 |
20.00 |
8.00 |
|
12.00 |
3.00 |
|
Part No |
Rated current |
Variety rate of -35~80℃ |
Variety rate of magnetization |
Output voltage |
Test condition |
CT205 |
30/50 |
-10%~10% |
-10%~0% |
≥11 |
Iin=8mA,RL=4.7KΩ |
CT504 |
30 |
-10%~10% |
-10%~0% |
≥50 |
Iin=20mA,RL=100KΩ |
CT508 |
30/60 |
-10%~10% |
-10%~0% |
≥200 |
Iin=15mA,RL=47KΩ |
CT519 |
30/50 |
-10%~10% |
-10%~0% |
≥16.5 |
Iin=25mA,RL=1KΩ |
CT520 |
30/50 |
-10%~10% |
-10%~0% |
≥19~24 |
Iin=25mA,RL=1KΩ |
CT512 |
30/50 |
-10%~10% |
-10%~0% |
19~22.5 |
Iin=30mA,RL=750Ω |