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| Categories | 12KV Vacuum Circuit Breaker |
|---|---|
| Brand Name: | ERFA |
| Model Number: | cx2 |
| Certification: | ISO9001~2000 |
| Place of Origin: | Xian China |
| MOQ: | 1 unit |
| Price: | Negotiated |
| Payment Terms: | T/T |
| Supply Ability: | 10000pcs per month |
| Delivery Time: | 10 days after payment |
| Packaging Details: | each piece in a wooden box with pallet |
| Rated Voltage: | 12kc |
| Rated Current: | 1250/1600/2000A |
| Rated Frequency: | 50/60Hz |
| Poles Number: | 3 |
| Company Info. |
| ERFA Industries Group |
| View Contact Details |
| Product List |
12 High Voltage Vacuum Circuit Breaker
Principales parámetros técnicos del Modelo VIB/CX-12/630-25 Disyuntor de vacío
| No. | Nombre | Unidad | Datos |
| 1 | Voltaje nominal | kV | 12 |
| 2 | 1 min Voltaje nominal sportado 1 min | 42 | |
| 3 | Voltaje nominal de relámpago soportado | 75 | |
| 4 | Frecuencia nominal | Hz | 60 |
| 5 | Corriente nominal | A | 630 |
| 6 | Corriente de corte de cortocircuito nominal Corriente resistente de corta duración admisible nominal | kA | 25 |
| 7 | Corriente resistente de pico admisible nominal Corriente de cortocircuito nominal | kA | 63 |
| 8 | Orden de operación nominal | O-0.3s-CO-180s-CO | |
| 9 | Distancia abierta entre contactos | mm | 9 ± 1 |
| 10 | Recorrido de contacto | 3.5± 0.5 | |
| 11 | Tiempo del muelle de cierre de contactos | ms | ≤ 2 |
| 12 | Asincronismo de apertura trifásica | ≤ 2 | |
| 13 | Tiempo de apertura | 20~50 | |
| 14 | Tiempo de cierre | 30~70 | |
| 15 | Velocidad media de apertura | m/s | 0.9~1.3 |
| 16 | Velocidad media de cierre | 0.4~0.8 | |
| 17 | Voltaje de Funcionamiento | V | DC120 |
| 18 | Dirección de salida | lado derecho | |
| 19 | Motor de Carga | DC120V,90W |


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