Saudi Arabian Grid Code May 2024

General Provisions 2.5.1.1 Each Connection between a User and the Transmission System shall be controlled by a suitable isolating device (isolating switch or circuit breaker, as determined by the TSP) capable of interrupting at the Connection Point, the short circuit currents specified in the relevant Connection Agreement. 2.5.1.2 The User shall be responsible to ensure that all the User Plant and Apparatus, including Protection Schemes, are tested and maintained and remain rated for the duty required of them. 2.5.1.3 Users shall own, operate, and maintain all the facilities beyond the Connection Point. 2.5.1.4 The TSP shall own, operate, and maintain all the facilities up to and including those at the Connection Point. 2.5.1.5 The User shall comply with the operating instructions of the TSP with regard to various systems (including all Plant and/or Apparatus) required to control electric Power and Energy to (or from) that User’s facility. 2.5.1.6 For NPP, the TSP shall design the Grid to provide at least two (2) independent Connection Points for the auxiliary load of each Generating Unit. The Generator shall ensure automatic transfers between both Connection Points in order to feed the auxiliary load of the Generating Unit. Communication infrastructures between Generators and TSP shall be designed to immediately inform the Generating Stations of any unavailability of any of the Connection Points as described in the Connection Agreement. Chapter 2 - Connection Code The Saudi Arabian Grid Code Updated Version: May 2024 The topology of the TSP substation(s) that includes the Connection Points of the auxiliary load shall be agreed between the TSP and the Generator.