Definitions
Article 3
For the purposes of this Regulation, the definitions provided for in Article 2 of Directive 2009/72/EC of the European Parliament and of the Council ( 7 ) , Article 2 of Regulation (EC) No 714/2009, Article 2 of Commission Regulation (EU) No 543/2013 ( 8 ) , Article 2 of Regulation (EU) 2015/1222, Article 2 of Regulation (EU) 2016/631, Article 2 of Commission Regulation (EU) 2016/1388 ( 9 ) , Article 2 of Regulation (EU) 2016/1447 Article 2 of Regulation (EU) 2016/1719, and Article 2 of Regulation (EU) 2017/1485 shall apply. In addition, the following definitions shall apply: (1) ‘defence service provider’ means a legal entity with a legal or contractual obligation to provide a service contributing to one or several measures of the system defence plan; (2) ‘restoration service provider’ means a legal entity with a legal or contractual obligation to provide a service contributing to one or several measures of the restoration plan; (3) ‘high priority significant grid user’ means the significant grid user for which special conditions apply for disconnection and re-energisation; (4) ‘netted demand’ means the netted value of active power seen from a given point of the system, computed as (load — generation), generally expressed in kilowatts (kW) or megawatts (MW), at a given instant or averaged over any designated interval of time; (5) ‘restoration plan’ means all technical and organisational measures necessary for the restoration of the system back to normal state; (6) ‘re-energisation’ means reconnecting generation and load to energise the parts of the system that have been disconnected; (7) ‘top-down re-energisation strategy’ means a strategy that requires the assistance of other TSOs to re-energise parts of the system of a TSO; (8) ‘bottom-up re-energisation strategy’ means a strategy where part of the system of a TSO can be re-energised without the assistance from other TSOs; (9) ‘resynchronisation’ means synchronising and connecting again two synchronised regions at the resynchronisation point; (10) ‘frequency leader’ means the TSO appointed and responsible for managing the system frequency within a synchronised region or a synchronous area in order to restore system frequency back to the nominal frequency; (11) ‘synchronised region’ means the fraction of a synchronous area covered by interconnected TSOs with a common system frequency and which is not synchronised with the rest of the synchronous area; (12) ‘resynchronisation leader’ means the TSO appointed and responsible for the resynchronisation of two synchronised regions; (13) ‘resynchronisation point’ means the device used to connect two synchronised regions, usually a circuit breaker.