Substation Operator (184) Enlisted Personnel

Operates a substation switchboard, by automatic or manually controlled apparatus, to regulate the flow of electric current through transmission lines.
Operates switches, circuit breakers, converters and stepdown deices to regulate amount and type of current transmitted to trolley systems or third rails. Checks ammeters to determine amount of current consumed.
Must be familiar with standard operating rules and regulations governing military railway or other electric power transmission systems. Must have knowledge of system of light signals used to indicate opening and closing of high voltage switches or breakers.