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Commission Regulation (EU) 2017/1485Show full title

Commission Regulation (EU) 2017/1485 of 2 August 2017 establishing a guideline on electricity transmission system operation (Text with EEA relevance)

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Article 24U.K.Availability of TSO's means, tools and facilities

1.Each TSO shall ensure the availability, reliability and redundancy of the following items:

(a)facilities for monitoring the system state of the transmission system, including state estimation applications and facilities for load-frequency control;

(b)means to control the switching of circuit breakers, coupler circuit breakers, transformer tap changers and other equipment which serve to control transmission system elements;

(c)means to communicate with the control rooms of other TSOs and RSCs;

(d)tools for operational security analysis; and

(e)tools and communication means necessary for TSOs to facilitate cross-border market operations.

2.Where the TSO's tools, means and facilities referred to in paragraph 1 affect the transmission-connected DSOs or SGUs involved in supplying balancing services, ancillary services or in system defence or restoration or in delivery of real-time operational data according to Articles 44, 47, 50, 51 and 52, the relevant TSO and those DSOs and SGUs shall cooperate and coordinate to specify and ensure the availability, reliability and redundancy of these tools, means and facilities.

3.Within 18 months from the entry into force of this Regulation each TSO shall adopt a business continuity plan detailing its responses to a loss of critical tools, means and facilities, containing provisions for their maintenance, replacement and development. Each TSO shall review at least annually its business continuity plan and update it as necessary and in any case following any significant change of the critical tools, means and facilities or of the relevant system operation conditions. The TSO shall share parts of the business continuity plan which affect DSOs and SGUs with the DSOs and SGUs concerned.

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