Section 26(3) in Tamil Nadu Electricity Regulatory Commission (Licensing) Regulations, 2005
(3)The transmission licensee shall at all times maintain, updated information on operational details specified herein in the manner as may be required under the Tamil Nadu Electricity Grid Code, of its licensed business.(a)Sub-station details (incomer source, outgoing feeder, transformation capacity, Current Transformer, Potential Transformers etc), single line diagrams (showing lines find, line length, conductor size], transformers, feeders, etc.), metering systems & status(b)Details of interface points, metering points & status of meters.(c)Peak Demand (un-restricted & restricted), Peak Availability etc.(d)Performance details as against the standards specified by the Commission, in the area of connectivity, quality of supply (voltage, frequency, interruptions [duration & numbers]), system outage (planned & unplanned), energy received, transmitted and system losses etc.(e)Connection capacity information(f)Details of protection systems
