scope:

This standard covers following telecommunication subsystems on an offshore installation:

System - 11 Public address and alarm

System - 12 Driller's intercom

System - 24 Office data and telephone cabling network

System - 41 Mandatory radio (GMDSS) and general radio

System - 42 UHF radio and paging

System - 43 Audio and video entertainment

System - 51 Closed circuit television (CCTV)

System - 52 Meteorological observation

System - 53 Marine radar

System - 56 Loudspeaker surveillance

System - 81 Main distribution frame (MDF)

System - 82 Telecom power supply

System - 83 Real time clock

System - 84 Telecom surveillance and Monitoring

Section 4 defines common requirements to all sub-systems.