Information on Under Frequency Reserves and Secondary Risk

This page contains Customer Advice Notices (CANs) informing power system participants about:

  • the calculation of under frequency reserves
  • the classification of energy supplies as secondary risks, meaning there is a probability that they will trip during an under frequency event


Other CANs and Information of Interest

May 2021
RMT Urgent Update (PDF 256.45 KB)
10 Feb 2017

List of Under Frequency Reserve and Secondary Risk CANs