ABB Vacuum Circuit Breaker Type OVB-VBF

 Standard features
– Designed and type tested as per IEC 62271-100
– Vacuum interruption
– Porcelain clad construction suitable for outdoor substation ensures protection from hazardous conditions
– Long electrical life with proven vacuum interrupters that utilize the excellent arc quenching and insulating properties of ABB vacuum technology
– Suitable for auto-closure duty cycle of O-0.3 sec-CO-3 min-CO and CO-15 sec-CO
– Simple and reliable spring mechanism minimizes operating energy and ensures longer mechanical life
– Simple installation – structure mounted with option of extension
– The complete breaker can be shipped as one unit with minimal adjustments to be made on site. As an option the breaker can be shipped in knocked- down kits which can be easily assembled at site

Applications
– Distribution networks
– Capacitor switching
– Frequent switching duties
– Arc furnace duty
– Rapid auto-reclosing
– Switching unloaded transformers and reactors

 Technical Specification: