Вакуумный прерыватель JUC61125 24кВ 630А для использования с вакуумным выключателем от JUCRO
- модель
- JUC61125
свойство
- Индивидуальные услуги
- Согласно техническому чертежу или образцам
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Описание продуктов
Detailed Images
Main technical parameters (for circuit breaker)
Items | Data |
Rated voltage | 24KV |
Rated current | 630A |
Rated frequency | 50/60 Hz |
Rated short-circuit breaking current | 20kA |
Short Circuit Interrupt Operation | 30 times |
Maximum. DC component | 40% |
Rated Short Circuit Current | 50KA |
Rated peak withstand current |
50KA |
Rated short-time withstand current (4 s) | 20KA |
Rated breaking current of one capacitor bank | # 630A |
Rated breaking current of rear capacitor bank |
# 400A |
Short-term (1 min) withstand voltage |
* 65KV / # 79KV |
Lightning impulse withstand voltage (peak value) |
* 125KV / # 150KV |
Chain resistance with minimal added force | ≤20μΩ |
Mechanical life | 20,000 times |
Closing force due to bellows and atmosphere | 100 ± 30N |
The force required to hold the contacts open when fully engaged | 200 ± 30N |
Contact erosion limit | 3mm |
Shelf life | 20 years |
Total breaker mass / moving breaker mass | 2.45Kg / 0.82Kg |
Rated working sequence | O-0.3s-CO-180s-CO |
Mechanical data recommendations for circuit breaker
Items |
Value |
Contact travel |
12 ± 1mm |
Contact junction | 4 ± 1mm |
Average opening speed (stroke 0-6 mm) | 1.1-1.7 m / s |
Average closing speed (contact closure 6 mm) | 0.8 ± 0.2m / s |
External contact force added at point of contact | ≥1300N |
Added power on closed contacts |
1800 ~ 2400N |
Maximum. bouncing time | ≤3 ms |
From simultaneously closing and opening a contact | ≤2 ms |
Maximum. bounce distance | ≤2 mm |
Maximum. too big move | ≤2 mm |
Remarks:
Be sure to consult with us;
With insulating cap;
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