Saudi Arabian Grid Code May 2024

Safety at the Connection Point 4.10.4.1 A Site Responsibility Schedule referred to in Chapter 2: Connection Code for each User Site shall be developed by the TSP in consultation with the User. The Site Responsibility Schedule shall detail the demarcation of responsibility for Safety of persons carrying out work or testing at the User's Connection Site and on the circuits which cross the User's Site. Chapter 4 - Operating Code The Saudi Arabian Grid Code Updated Version: May 2024 4.10.4.2 Operating instructions for each User Connection Site shall be issued by the TSP. These will include, but will not be limited, to the following: (i) detailed switching sequences (which meet as a minimum, the requirements of the TSP Safety Rules) to be followed for voluntary, Fault, and emergency switching; (ii) control and operational procedures; (iii) identification of operational boundaries; (iv) clearance and Isolation boundaries; and (v) identity of the representatives of the TSP and the User who will attend the Transmission System and/or User system for operation, and also during emergencies. 4.10.4.3 Each User will cooperate with the TSP in developing procedures and agreement on any matters that may be relevant for ensuring overall Site Safety and, in particular, the Safety of the Connection Point Equipment. 4.10.4.4 For situations requiring either modification or a change in operational practices with potential operational impact on a User Site, the TSP and the User shall review the adequacy of overall Site Safety. 4.10.4.5 Isolation, as further detailed in the TSP’s Safety Manual, shall be provided at the Connection Point to allow work to be carried out safely at the Connection Point or on either side of the Connection Point by the TSP and each User. 4.10.4.6 Where necessary, Grounding and short-circuit facilities, as further detailed in the TSP’s Safety Manual, shall be applied to Plant and/or Equipment at either side of the Connection Point to allow work to be carried out safely at the Connection Point or either side of the Connection Point. 4.10.4.7 User shall be aware of clearance limits and shall perform work only within the approved clearance limits on the User side of the Connection Point. Any work at the boundary of the Connection Point shall not be performed without the supervision of a TSP representative. 4.10.5 Logs of Cross-Boundary Safety Precautions The TSP and the Users shall maintain proper Logs (in chronological sequence) to record all messages relating to Safety. These Logs shall be retained for at least three (3) years. Chapter 4 - Operating Code The Saudi Arabian Grid Code Updated Version: May 2024 4.10.6 Forms for Cross-Boundary Safety Precautions The TSP shall develop appropriate forms to record Cross-boundary Safety Precautions to be used by the Requesting Party and the Implementing Party of Safety on (E)HV Equipment. These shall contain the following information at a minimum: (i) Site and Equipment Identification of (E)HV Equipment where Safety Precaution is to be established or has been established; (ii) location and means of implementing the Safety Precaution; (iii) confirmation that the Safety Precaution has been established; and (iv) confirmation that the Safety Precaution is no longer needed and has been cancelled.