NSW State Records & Archives (2019)

161 O’Connell Street Kingswood

Date Completed:                September 2019

Description of works:

  • The existing gaseous suppression system is an Argonite – IG-55 utilising a mixture of Argon and Nitrogen gas in a 50:50 mixture ratio.
  • The central cylinder bank system serves 15 zones over 3 levels. Each floor consists of 5 gas zones
  • Replacement of 118 x 80L Argonite Bottles
  • Replacement of 15 directional valves.
  • Conducted 15 x room integrity fan tests.
  • Supply of 15 new MASDS detection system to allow as double knock operation for gas suppression operation (including electrical supply)
  • Re programming of existing Special Hazards Control and Indicating Equipment (SHCIE) at Stage 6 building.
  • Replacement of 148 Relief Dampers.