SS13.2- Natural Smoke Control
Natural Smoke Control Systems Inspection for Building WoF
Natural smoke control system needs an ongoing inspection to comply with the requirements of building WoF, wish to reduce cost on this inspection? contact us
A natural smoke control system is required to be listed on a compliance schedule where the system: has been installed solely to control or ventilate smoke in the event of a fire, and the smoke is removed or controlled using natural buoyancy methods
Examples of natural smoke control systems
- A natural smoke ventilator which is designed to open automatically after the outbreak of fire
- A smoke reservoir specifically designed within a building to retain or collect a thermally buoyant smoke layer in the event of a fire.
Maintenance & Testing process (performing standards: AS 1851 etc.)
Planned preventative maintenance and responsive maintenance should be carried out in accordance with the nominated performance and inspection
Standard or document, and to ensure effective operation for the required duration in the event of a fire
Typical Testing includes:
1. Inspect for damage to mechanical components including corrosion damage
2. Check energy source to:
- Ventilator actuator e.g. gas charge in gas powered actuator
- Electrical supply to motors or other electrically powered actuating devices
- Power supply to any control panel
- Power supply to any electro-mechanical hold closed device
3. Check fuses, isolators, relays and contractors
4. Replace any fuses, isolators, relays or contactors found to be faulty
5. Check condition of cable and terminals
6. Tighten terminals where necessary
7. Check Owners Log book up to date
8. Operational inspections:
- Where a fire alarm signal is used, activate the fire alarm and check the correct automatic operation of the ventilators
- Where a heat activated fusible link is used, disconnect the fusible link and check automatic operation of the ventilator
- Reconnect fusible link following successful operation and return ventilator to normal
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Action Points
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