Auto Halon cylinder can be DISCHARGED manually from the fire & gas control panel in the control ROOM. On instiating the manual release:

• The unit shuts down.
• The auto Halon cylinder gets discharged in the HOOD.
• Auto halon discharge confirmation and the auto Halon cylinder pressure low alarm appears on the control panel.
• Audible alarm in the control room and siren in the field occurs.

Manual Halon cylinder can discharge manually from the field through a pall string. On INITIATING the manual release:

• The unit SHUTDOWN.
• The manual Halon cylinder gets discharged in the hood.
• Manual Halon discharge confirmation and the manual Halon cylinder pressure low alarm appears on the control panel.
• Audible alarm in the control room and siren in the field occurs.

Auto Halon cylinder can be discharged manually from the fire & gas control panel in the control room. On instiating the manual release:

Manual Halon cylinder can discharge manually from the field through a pall string. On initiating the manual release: