Annex V

United Kingdom

FCR technical minimum requirements referred to in Article 154:

Table

FCR properties in F1the GB synchronous area

Minimum accuracy of frequency measurement	F2...	10 mHz or the industrial standard if better
Maximum combined effect of inherent frequency response insensitivity and possible intentional frequency response dead band of the governor of the FCR providing units or FCR providing groups.	...	F3...
	...	15 mHz
	...	...
	...	...
FCR full activation time	...	...
	...	10 s
	...	...
	...	...
FCR full activation frequency deviation.	...	...
	...	± 500 mHz
	...	...
	...	...
	...	...

Annotations

F1: Words in Annex 5 Table heading substituted (E.W.S.) (31.12.2020) by The Electricity Network Codes and Guidelines (System Operation and Connection) (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/533), reg. 1(2), Sch. 1 para. 129(a) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
F2: Words in Annex 5 Table omitted (E.W.S.) (31.12.2020) by virtue of The Electricity Network Codes and Guidelines (System Operation and Connection) (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/533), reg. 1(2), Sch. 1 para. 129(b)(i) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
F3: Words in Annex 5 Table omitted (E.W.S.) (31.12.2020) by virtue of The Electricity Network Codes and Guidelines (System Operation and Connection) (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/533), reg. 1(2), Sch. 1 para. 129(b)(ii) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)