Вакуумный прерыватель JUC61202 27кВ 800 А для повторного использования от JUCRO Electric
- модель
- JUC61202
свойство
- Индивидуальные услуги
- Согласно техническому чертежу или образцам
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Описание продуктов
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Main technical parameters (For switch-disconnector)
Items | Data |
Rated voltage | 27KV |
Rated current | 800A |
Rated frequency | 50/60 Hz |
Short-term (1 min) withstand voltage | * 60KV |
Rated impulse withstand lightning voltage (peak) | * 125KV |
Rated short-circuit breaking current | 16KA / 12.5KA |
Short Circuit Interrupt Operation | 15-20%, 88; 45-55%, 112; 90-100%, 32 |
Rated Short Circuit Current | 40KA / 31.5KA |
Rated peak withstand current | 40KA / 31.5KA |
Rated short-time withstand current (3 s) | 16KA / 12.5KA |
Linear Disconnect Rated Current | 5A |
Charger cut-off rated current | 25KA |
Rated idling current of the open circuit transformer | 22KA |
Chain resistance with minimal added force | ≤25μΩ |
Mechanical life | 10,000 times |
Closing force due to bellows and atmosphere | 60 ± 30N |
The force required to hold the contacts open when fully engaged | ≤155N |
Contact erosion limit | 3mm |
Shelf life | 20 years |
Temperature endurance of lead sleeve | 170 ° C |
Rated working sequence | O-0.3s-CO-2s-CO |
Mechanical circuit breaker recommendation data with breakers
Items |
Value |
Contact rating |
12 ± 0.5mm |
Contact junction | 4 ± 1mm |
Average opening speed (stroke 0-6 mm) | 1.2 ± 0.2 m / s |
Average closing speed (contact closure 6 mm) | 0.8 ± 0.2m / s |
Added power on closed contacts |
150 0 ~ 2000 N / 670 ~ 870N |
Maximum. bouncing time | ≤2 ms |
From simultaneously closing and opening a contact | ≤1 ms |
Maximum. bounce distance | ≤2 mm |
Remarks:
With insulating cap;
Be sure to consult with us;
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