Product description:
Allis Chalmers MA-250C-1 Ruptair Power Circuit Breaker; Rated Max. Volts: 4760 Rated, Amps: 2000, Cycles: 60, Rated Range K Factor: 1.24 Interrupting, Time: 5 Cycles, used in Type D Switchgear. Electrically operated, draw-out. Used As-Is.
EMSCO# AB-2013-19596 LOC: AB10-C1