WS-64
/ 64R Current Transformer
for Switchgear
Max
Voltage: 7.2~12kV
|
|
|
|
Max
Voltage : 7.2~12kV
|
|
For Indoor
|
| Measuring &
Relaying Application |
| Winding
type |
| Epoxy Molded Type |
| Frequency : 60
or
50Hz |
|
|
Measuring
Application |
|
Model |
WS-64
or WS-64D
|
|
Standard |
KS C 1706 |
IEC 61869-2 |
|
Max Voltage |
7.2kV
|
11.5kV
|
7.2kV
|
12kV
|
|
Insulation Level |
7.2
/ 22 / 60kV(6A)
|
11.5
/ 28 / 95kV(75kV)
|
7.2
/ 20 / 60kV
|
12
/ 28 / 75kV
|
|
Short time Current Max
kA |
40In
(Max. 40kA/1sec)
|
|
Rated Primary Current |
5~1500A
or 1500 / 750A or less
|
|
Rated Secondary Current |
5 or 1A |
|
Rated Burden |
15 or 40VA |
|
Accuracy Class |
0.5
or 1.0
|
FS5
or FS10
|
|
Rated Continuous Thermal Current |
1.2In |
|
Frequency |
60Hz (option : 50Hz) |
|
|
Relaying
Application |
|
Model |
WS-64R
or WS-64DR
|
|
Standard |
JEC 1201 |
IEC 61869-2 |
|
Max Voltage |
6.9kV
|
11.5kV
|
7.2kV
|
12kV
|
|
Insulation Level |
6.9
/ 22 / 60kV(6A)
|
11.5
/ 28 / 95kV(75kV)
|
7.2
/ 20 / 60kV
|
12
/ 28 / 75kV
|
|
Short time Current Max
kA |
40In
(Max. 40kA/1sec)
|
|
Rated Primary Current |
5~1500A
or 1500 / 750A or less
|
|
Rated Secondary Current |
5 or 1A |
|
Rated Burden |
15
or 40VA
|
|
Accuracy Class |
1P |
5P
or 10P
|
|
Over Current Factor |
n
> 10 or n > 20
|
n
> 10 or n > 20
|
|
Rated Continuous Thermal Current |
1.1In |
1.2In |
|
Frequency |
60Hz (option : 50Hz) |
|
|
Specifications |
|
Service
(Model)
|
Short
Time Current
|
Current Ratio |
|
Single |
Double |
|
Measuring
(WS-64)
(WS-64D)
|
8kA |
20/5~1500/5 |
40-20/5~1500-750/5 |
|
12.5kA |
25/5~1500/5 |
50-25/5~1500-750/5 |
|
25kA |
50/5~1500/5 |
100-50/5~1500-750/5 |
|
150In |
5/5~400/5 |
10-5/5~400-200/5 |
|
8kA |
25/5~1500/5 |
50-25/5~1500-750/5 |
|
12.5kA |
40/5~1500/5 |
80-40/5~1500-750/5 |
|
25kA |
75/5~1500/5 |
150-75/5~1500-750/5 |
|
Relaying
(WS-64R)
(WS-64DR)
|
150In |
5/5~400/5 |
10-5/5~400-200/5 |
|
8kA |
20/5~1500/5 |
20-10/5~1500-750/5 |
|
12.5kA |
25/5~1500/5 |
30-15/5~1500-750/5 |
|
25kA |
50/5~1500/5 |
50-25/5~1500-750/5 |
|
75In |
5/5~800/5 |
10-5/5~800-400/5 |
|
8kA |
50/5~1500/5 |
50-25/5~1500-750/5 |
|
12.5kA |
75/5~1500/5 |
80-40/5~1500-750/5 |
|
25kA |
150/5~1500/5 |
150-75/5~1500-750/5 |
|
40In |
5/5~1500/5 |
10-5/5~1500-750/5 |
|
8kA |
100/5~1500/5 |
100-50/5~1500-750/5 |
|
12.5kA |
150/5~1500/5 |
150-75/5~1500-750/5 |
|
25kA |
300/5~1500/5 |
300-150/5~1500-750/5 |
|
2
Core Single Ratio C.T
(2WS-64)
|
40In |
5~1500/5-5 |
10-5/5-5~1500-750/5-5 |
|
75In |
5~1500/5-5 |
10-5/5-5~1500-750/5-5 |
|
8kA |
40~1500/5-5 |
40-20/5-5~1500-750/5-5 |
|
12.5kA |
60~1500/5-5 |
60-30/5-5~1500-750/5-5 |
|
25kA |
120~1500/5-5 |
120-60/5-5~1500-750/5-5 |
|
|
|
