Review Group 0175: DM Supply Point Emergency Arrangements National Grid NTS 18 December 2007
Impact of more DM load From NTS perspective, greater DM participation has potential to reduce Safety Monitor volumes Associated benefit dependent on actual load reduction by isolation DM loads “protected by isolation” have certain obligations during an emergency Obligations set out in UNC TPD Section Q and the Emergency Procedures
Emergency Procedures E1 – Network Gas Supply Emergency (NGSE) Managing gas supply emergencies on the primary system (NTS) E2 – Local Gas Supply Emergency (LGSE) Managing gas supply emergencies on the secondary system (DN) E3 – Operational Procedures
Emergency Stages
Demand Reduction