DS/IEC 839-1-2:1989
Alarm systems. Part 1: General requirements. Section Two. Power units, test methods and performance criteria

Standard No.

DS/IEC 839-1-2:1989

Release Date

1989

Published By

Danish Standards Foundation

Status

Be replaced 2008-04

Replace By

DS/EN 50131-6:2008

Latest

DS/EN 50131-6:2008

DS/IEC 839-1-2:1989 history

• 2008 DS/EN 50131-6:2008 Alarm systems - Intrusion and hold-up systems - Part 6: Power supplies
• 1989 DS/IEC 839-1-2:1989 Alarm systems. Part 1: General requirements. Section Two. Power units, test methods and performance criteria

DS/IEC 839-1-2:1989 Alarm systems. Part 1: General requirements. Section Two. Power units, test methods and performance criteria was changed to DS/EN 50131-6:2008 Alarm systems - Intrusion and hold-up systems - Part 6: Power supplies.