The standard frequency for alternating current distribution systems shall be 60 hertz. The frequency shall be maintained within limits which will permit the satisfactory operations of customer's clocks connected to the system.

Author: Alabama Public Service Commission

Statutory Authority: Code of Ala. 1975, §§37-1-32, 37-1-38, 37-1-52.

History: Effective January 1968. Amended October 1988. Filed with LRS February 5, 2013. Filed for Codification in the Alabama Administrative Code by the Alabama Public Service Commission on February 5, 2013, pursuant to Code of Ala. 1975, §41-22-7.