Auto Halon cylinder can be discharged manually from the fire & gas control panel in the control room. On initiating the manual release:
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The unit shuts down.
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The auto Halon cylinder gets discharged in the hood.
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Auto Halon discharge confirmation and the auto Halon cylinder pressure low alarm appears on the control panel.
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Audible alarm in the control room and siren in the field occurs.
Manual Halon cylinder can be discharged manually from the field through a pall string. On initiating the manual release:
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The unit shuts down.
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The manual Halon cylinder gets discharged in the hood.
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Manual Halon discharge confirmation and the manual Halon cylinder pressure low alarm appears on the control panel.
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Audible alarm in the control room and siren in the field occurs.