Type Formation
| Yuhchang brand |
| High voltage power capacitors |
| Dielectric is polypropylene film |
| Frequency: A is 60Hz, B is 50Hz |
| Rated voltage /100 |
| Unit of capacity in kvar |
| Value of kvar capacity |
| Phase: S is single phase, T is three phases |
| F: Internal fuse type
Blank: Standard type ( Fuseless ) |
Specifications
| Specification and Performance | ||
| Standards |
IEC 60871; CNS 1372, 3739 |
|
| Quality approval |
CNS mark (No. 2846) |
|
| Factory approval |
ISO 9001:2008 certificated
TAF ISO 17025 Testing Laboratory Certificated |
|
| Dielectric |
Polypropylene film |
|
| Insulation oil | Non-PCB fluid |
|
| Frequency | 50Hz |
|
| Tolerance | -5% / +10% |
|
| Ambient temperature |
-25℃ / A [+40℃] ,mean 30℃ / day, mean 20℃ / year -25℃ / B [+45℃] ,mean 35℃ / day, mean 25℃ / year -25℃ / C [+50℃] ,mean 40℃ / day, mean 30℃ / year -25℃ / D [+55℃] ,mean 45℃ / day, mean 35℃ / year |
|
| Maximum permissible voltage |
110% of rated voltage
(average voltage in every 24 hrs) 115% of rated voltage (30 min in every 24 hrs) 120% of rated voltage (5 min / max. 200times) 130% of rated voltage (1 min / max. 200times) |
|
| Maximum permissible current |
135% of rated current |
|
| Dissipation factor | Less than 0.1W / kVAR |
|
| Temperature rise |
below 25℃ at ambient temperature 35℃ |
|
| Sealing |
No oil leaking after heating at 80℃ for 4hrs |
|
| Insulation resistance |
above 1000MΩ |
|
| Discharge character |
With built-in discharge resistor, residual voltage drops to lower than 50V after capacitor is disconnected from power for 5 minutes. |
|
| Safety |
Internal Fuses (Optional)﹕Each internal capacitor element has
individual fuse protection. |
|
| Test voltage between terminals |
Rated voltage x 2 Vac, 10 second. |
|
| Test voltage between terminals
and case |
Depend on rated voltage, test value is according to the
requirements of standards. |
|
| Impulse voltage (BIL) |
Depend on rated voltage, test value is according to the
requirements of standards. | |

