A motor-driven booster made by the General Electric Company. A booster is a motor generator (MG) set that regulates voltage in DC circuits. M is the shunt-wound motor, B is the series booster, and S is a shunt across the field of a booster. t is a switch

Motor-Driven Booster

A motor-driven booster made by the General Electric Company. A booster is a motor generator (MG) set…