The purpose of this paper is to present a brief résumé of a rather comprehensive study concerning circuit-breaker operating mechanisms and to describe a new type of mechanism which depends on a ...

Hammers/Breakers Tramac SC-50 Hydraulic Breaker Montabert The 1,102-lb. Tramac SC-50 hydraulic breaker has an impact energy of 1,500-ft.-lbs. with impact frequencies ranging from 680 to 1,140 bpm.

Atlas Copco offers nine models of hydraulic hand-held breakers spanning five different weight classes. High power-to-weight ratio enables application in concrete, asphalt, frozen soil, mortar and ...