1.The re-energisation procedure of the restoration plan shall contain a set of measures allowing the TSO to apply:
(a)a top-down re-energisation strategy; and
(b)a bottom-up re-energisation strategy.
2.Regarding the bottom-up re-energisation strategy, the re-energisation procedure shall contain at least measures for:
(a)managing voltage and frequency deviations due to re-energisation;
(b)monitoring and managing island operation; and
(c)resynchronising island operation areas.