Los Angeles (Calif.).Department of Water and Power
Contributor
This project was supported in whole or in part by the U.S. Institute of Museum and Library Services under the provisions of the Library Services and Technology Act, administered in California by the State Librarian Made accessible through a grant from the John Randolph Haynes and Dora Haynes Foundation and Photo Friends
This huge 25-foot three-phase transformer at the Valley steam plant steps up voltage from 18,000 to 138,000 volts for transmission to the distribution system. The plant has about 1700 control switches, instruments and relays. Photo date: May 16,1957.
Los Angeles (Calif.).--Department of Water and Power Electric power-plants--California--Sun Valley (Los Angeles) Electric transformers--California--Sun Valley (Los Angeles) Valley Times Collection photographs
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