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< BackManual Actuation

The following is a typical scenario for an installation utilising electrical system actuation. This example shows the method of manually actuating the electrically actuated fire suppression system.

  1. A fire starts in a protected area.








  2. Equipment operator (1) pulls the ring pin & (2) presses the red "FIRE" button on the Manual Actuation Switch, which energises the Electric Control Head on the Agent Cylinder valve.






  3. The Electric Actuator opens the Agent Cylinder valve allowing pressurised dry chemical to flow into the distribution hoses leading to the discharge nozzles. The pressure of the entering dry chemical causes the protective dust caps located on the nozzles to be blown off.





  4. Dry chemical extinguishing agent discharges through fixed nozzles into the protected areas, suppressing the fire.






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  • 'AFS(1993) have provided and serviced all the fire prevention/suppression systems on the majority of machines in our extensive earthmover fleet'

    '...their professionalism and commitment has provided us consistent and continually improved service.'
    Mrs C Warburton, Maintenance Controller, UK Coal Mining

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