Outdoor Vaccum Circuit Breaker

Salient Features:

• Designed and type tested as per IEC-62271-100/IS-13118
• Vacuum interruption
• Porcelain clad construction suitable for outdoor substation ensures protection from fire and hazardous conditions.
• Long electrical life with proven vacuum interrupters that utilize the excellent arc quenching and insulating properties of vacuum technology.
• Suitable for auto re-closure duty.
• 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 minimum adjustments to be made at site.

Construction:

• Pole assembly consists of three poles and a common drive chamber.
• Each Pole compromises a vacuum bottle, current transfer contacts and an insulating pull rod placed in the porcelain housing.
• Robust housing for protection against fire and hazardous conditions.
• All three poles are mounted on a common drive chamber.
• Poles are interconnected with each other as well as to the operating mechanism with a drive shaft.
• Simple design which minimizes spare parts.