This document provides additional clarification regarding the wait source. The following paragraphs have been modified: 5.2 "Power source in service", 5.3 "Power source on standby", 5.4 "Emergency power source", and 7.3 "Operation control alarms".
NF S95-175/A1:2014 history
2014NF S95-175/A1:2014 Oxygen concentrator supply systems for use with medical gas pipeline systems