Manufactured under technical collaboration eith CETEM Spa of Italy. The LBS is rated for 12KV 630A and having short time current of 25KA. Ring main unit will be of indoor or outdoor type, can be made extensible on both sides and will consist of 2 units of 12KV 630A load break switch coupled with one unit of load break switch fuse unit or a vacuum circuit breaker. The load break switch is provided with fuse tripping arrangement so that in the event of blowing of HRC fuse the swicth will be tripped automatically. The load break switch with modified contacts are also suitable for capacitive current breaking of 200A at 12KV.