Safety Critical Element Management Manual

SCE group ER005SCE group title

Download 494.83 Kb.

View original pdf

Page	50/54
Date	16.09.2023
Size	494.83 Kb.
	#62078

1 ... 46 47 48 49 50 51 52 53 54

Shell EP 2009.9009 SCE Management Manual
POSITION PAPER 130[shell verification]

SCE group ER005
SCE group title Uninterrupted Power Supply (UPS)
UPS systems provide secure power supplies to feed essential systems when the normal supply fails.
To provide an uninterrupted power supply to the vital services during a major incident when normal power fails.
Typical UPS systems comprise batteries, rectifiers,
inverters, cabling, ESD and EDP systems. They typically supply fire and gas system, PA audio and visual alarms, SOLAS communications (offshore),
navigation aids and helideck lighting (offshore)
At item level
SCE group ER007
SCE group title Emergency Power
Emergency generator for emergency power supply to support essential facilities during an emergency following loss of the normal power supply.
To provide an emergency power supply to support essential facilities during an emergency following loss of the normal power supply.
Typical emergency power supply system comprises of emergency diesel generator
At item level, e.g.
generator
SCE group ER006
SCE group title Helicopter Facilities
Helicopter facilities comprise all the structure and equipment required to enable personnel evacuation by helicopter during a major incident.
To avoid collision by the helicopter with the installation.
To facilitate the evacuation of personnel from the installation to the nearest place of safety.
At system level

Appendix 3 - Guidance on SCE groups and minimum performance assurance levels
EP 2009-9009
Restricted
49
SCE group listing (continued)
SCE goal
Typical equipment types
Description
Minimum level
SCE group ER010
SCE group title Drain Systems
The Drains system is used to remove hydrocarbons or flammable liquids following a loss of containment. It also drains deluge water from an area during an incident,
which may contain liquid hydrocarbons.
To prevent escalation of an incident following loss of containment, fire and/or explosion by removing or containing flammable liquid from hazardous areas Offshore system providing drainage from process modules, including associated interceptors Onshore system providing drainage from storage and process areas, including associated interceptors
At system level

Download 494.83 Kb.

Share with your friends:

1 ... 46 47 48 49 50 51 52 53 54