SCE group SD003 SCE group title High Integrity Pressure Protection Systems (HIPPS) HIPPS provide high integrity instrumented over pressurisation protection for pipelines, equipment or piping systems that do not have sufficient mechanical protection for the maximum envisaged fluid pressure. To protect against over- pressurisation of gas transportation pipeline systems. At system level SCE group SD004 SCE group title Operational Well Isolation Well Isolation system including all components with a role to isolate the well, or annulus, following a hazardous event. To isolate the well in response to an upset/abnormal event. Xmas Trees including actuated and manual isolation valves – (UMGV, PWV, Swab, LMGV, etc.), Sub Surface Safety Valves SSSVs, actuated gas lift isolation valves and injection check valves/storm chokes At item level, i.e. per well
