PART IV

LOAD-FREQUENCY CONTROL AND RESERVES
TITLE 1

OPERATIONAL AGREEMENTS

Synchronous area operational agreements
Article 118
1
By 12 months after entry into force of this Regulation, all TSOs of the GB synchronous area shall jointly develop common proposals for:
a
the dimensioning rules for FCR in accordance with Article 153;
b
additional properties of FCR in accordance with Article 154(2);
c
the frequency quality defining parameters and the frequency quality target parameters in accordance with Article 127;
d. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
e
the methodology to assess the risk and the evolution of the risk of exhaustion of FCR of the synchronous area in accordance with Article 131(2);
f
the synchronous area monitor in accordance with Article 133;
g
the calculation of the control program from the netted area AC position with a common ramping period for ACE calculation for a synchronous area with more than one LFC area in accordance with Article 136;
h
if applicable, restrictions for the active power output of HVDC interconnectors between synchronous areas in accordance with Article 137;
i
the LFC structure in accordance with Article 139;
j
if applicable, the methodology to reduce the electrical time deviation in accordance with Article 181;
k
whenever the synchronous area is operated by more than one TSO, the specific allocation of responsibilities between TSOs in accordance with Article 141;
l
operational procedures in case of exhausted FCR in accordance with Article 152(7);
m
... measures to ensure the recovery of energy reservoirs in accordance with to Article 156(6)(b);
n
operational procedures to reduce the system frequency deviation to restore the system state to normal state and to limit the risk of entering into the emergency state in accordance with Article 152(10);
o. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
p
requirements concerning the availability, reliability and redundancy of the technical infrastructure in accordance with Article 151(2);
q
common rules for the operation in normal state and alert state in accordance with Article 152(6) and the actions referred to in Article 152(15);
r. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
s. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
t
if applicable, ... limits for the exchange of FCR between the TSOs in accordance with Article 163(2);
u
if applicable, the roles and responsibilities of the reserve connecting TSO, the reserve receiving TSO and the affected TSO as regards the exchange of FRR and RR defined in accordance with Article 165(1);
v
if applicable, the roles and responsibilities of the control capability providing TSO, the control capability receiving TSO and the affected TSO for the sharing of FRR and RR defined in accordance with Article 166(1);
w. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
x. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
y. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
z. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
aa. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2
All TSOs of the GB synchronous area shall submit the methodologies and conditions listed in Article 6(3)(d) for approval by the regulatory authority. Within 1 month after the approval of these methodologies and conditions, all TSOs of the GB synchronous area shall conclude a synchronous area operational agreement which shall enter into force within 3 months after the approval of the methodologies and conditions.
Words in Art. 118(1) 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. 79(2)(a) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Art. 118(1)(d) 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. 79(2)(b) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Words in Art. 118(1)(m) 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. 79(2)(c) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Art. 118(1)(o) 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. 79(2)(d) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Art. 118(1)(r) 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. 79(2)(d) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Art. 118(1)(s) 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. 79(2)(d) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Words in Art. 118(1)(t) 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. 79(2)(e) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Art. 118(1)(aa) 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. 79(2)(g) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Words in Art. 118(2) 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. 79(3)(a)(i) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Words in Art. 118(2) 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. 79(3)(a)(ii) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Words in Art. 118(2) 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. 79(3)(b) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Art. 118(1)(w)-(z) 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. 79(2)(g) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Words in Art. 118(1)(u) inserted (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. 79(2)(f) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)
Words in Art. 118(1)(v) inserted (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. 79(2)(f) (as amended by S.I. 2020/1016, regs. 1(2), 6(2)); 2020 c. 1, Sch. 5 para. 1(1)