Common use of Rules & Methodologies Clause in Contracts

Rules & Methodologies. 4.4.1 Requirements concerning the availability, reliability and redundancy of the technical infrastructure Technical infrastructure that is required for the processes referred to in the process activation structure (see section 4.2.1) include: • Digital control systems such as o SCADA/LFC systems; o Information systems like the Nordic Operation Information System (NOIS); and o Telephone/messaging systems. • Communication links between the Digital control systems of the Nordic TSOs. SOGL 143(4) SOGL 145(6) SOGL 119(1)(e) SOGL 151(2)-(3) SOGL 118(1)(p) SOGL 119(1)(f) SOGL 151(1)

Rules & Methodologies. 4.4.1 Requirements R26B equirements concerning the availability, reliability and redundancy of the technical infrastructure Technical infrastructure that is required for the processes referred to in the process activation structure (see section 4.2.1) include: • Digital control systems such as o SCADA/LFC systems; o Information systems like the Nordic Operation Information System (NOIS); and o Telephone/messaging systems. • Communication links between the Digital control systems of the Nordic TSOs. SOGL 143(4) SOGL 145(6) SOGL 119(1)(e) SOGL 151(2)-(3) SOGL 118(1)(p) SOGL 119(1)(f) SOGL 151(1)