Section 1220-04-04-.42 - STANDARD FREQUENCY(1) The standard frequency for alternating current distribution systems shall be sixty (60) cycles per second. The frequency shall be maintained within limits which will permit the satisfactory operation of customer's clocks connected to the system.Tenn. Comp. R. & Regs. 1220-04-04-.42
Original rule certified May 9, 1974. Amendment filed October 30, 2000; effective January 13, 2001.Authority: T.C.A. § 65-2-102.