This standard was last reviewed* in 2010.
ISO 7240-4:2003 specifies requirements, test methods and performance criteria for power supply equipment (p.s.e.) for use in fire detection and alarm systems installed in buildings.
Edition: 1 (Monolingual) ICS: 13.220.20 Status: Published Stage: 90.93 (2010-02-17) TC/SC: ISO/TC 21/SC 3 Number of Pages: 16
No revision information available