- (a) This section does not apply to the retail services of an electing company, as defined by the Public Utility Regulatory Act (PURA) §58.002, or to the retail nonbasic services offered by a transitioning company, as defined by PURA §65.002.
- (b) Each dominant certificated telecommunications utility's (DCTU) central office not equipped with permanently installed standby generators shall contain as a minimum four hours of battery reserve without voltage falling below the level required for proper operation of all equipment. It is also essential that all central offices have adequate provisions for emergency power. In offices without installed emergency power facilities, there shall be a mobile power unit available which can be delivered and connected on short notice.
- (c) In exchanges exceeding 5,000 lines, a permanent auxiliary power unit shall be installed.
Source Note:The provisions of this §26.52 adopted to be effective May 15, 2000, 25 TexReg 4319; amended to be effective April 7, 2014, 39 TexReg 2499.