NCC 2022 Volume One - Building Code of Australia Class 2 to 9 buildings
Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c

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Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c

20

Specification 20 Smoke detection and alarm systems

Specification 20 Smoke detection and alarm systems

NSW S20C8 System monitoring2019: NSW Spec E2.2a: 8

Delete clause S20C8 and insert NSW S20C8 as follows:

The following installations must be connected to a fire alarm monitoring system connected to a fire station or fire station dispatch centre in accordance with AS 1670.3:

  1. A smoke detection system in a Class 3 building provided in accordance with S20C2(b)(i) or S20C2(b)(ii).
  2. A smoke detection system in a Class 9a health-care building, if the building accommodates more than 20 patients.
  3. A smoke detection system in a Class 9c building.
  4. Smoke detection in accordance with S20C6 provided to activate—
    1. a smoke exhaust system in accordance with Specification 21; or
    2. smoke-and-heat vents in accordance with Specification 22.