The dry type current transformers GFLZZ0954-10E are cast in epoxy resin insulated with big surface creepage distance and are excellent in anti-pollution and humidity protection. With high grade accuracy, it is suitable for protection against large short-circuit current, secondary current output 1A or 5A. The performances of the products meet standards IEC60044-1, IEC61869-2 and ANSI/IEEE C57.13.
Technical parameters | |
---|---|
Standards | IEC60044; IEC 61869; ANSI/IEEE C57.13 |
Rated primary current | 5-1250A |
Rated load | ≤15VA |
Rated frequency | 50Hz or 60Hz |
Rated secondary current | 5A or 1A |
Rated short-time thermal current | 140kA, 1S |
Rated dynamic current | 350KA |
Rated insulation level | 12/42/75KV |
FS | ≤10 |
Mechanical parameters | |
Material | Epoxy resin |
Weight (kg) | 32 |
Operating conditions | |
Operating temperature | -25°C to +55°C |
Daily average temp | <+40°C |
Storage temperature | -40°C to +70°C |
Altitude | <1000 meters |
Condition | No existence of severely begrimed, erosive and radioactive gas in the air. Permission of long-term operation under rated current. |
Ratied Primary Current(A) | Class Combination | Accuracy class and Rated output(VA) | Short-time thermal current(kA/S) | Rated dynamic current(kA) | |
---|---|---|---|---|---|
0.5 | 10P10 | ||||
5-150 | 0.2(S)/10P10 0.5/10P10 |
10 | 15 | 150 I1n | 375 I1n |
200 | 36 | 90 | |||
300 | 45 | 100 | |||
400-600 | 63 | 150 | |||
800-1000 | 100 | 250 | |||
1250 | 140 | 350 |