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CO2 Operation

The document summarizes the components and operation of a CO2 fire suppression system. The system includes CO2 cylinders, booster valves, a delay timer, and release boxes. To operate the system, all personnel must evacuate and the release box handles pulled, which opens pilot cylinders after 30 seconds to discharge CO2 gas into the protected space. The emergency procedure involves opening the booster valve first before pulling the release box handles. After use, the system is flushed with air and the space ventilated before re-entry.

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135 views1 page

CO2 Operation

The document summarizes the components and operation of a CO2 fire suppression system. The system includes CO2 cylinders, booster valves, a delay timer, and release boxes. To operate the system, all personnel must evacuate and the release box handles pulled, which opens pilot cylinders after 30 seconds to discharge CO2 gas into the protected space. The emergency procedure involves opening the booster valve first before pulling the release box handles. After use, the system is flushed with air and the space ventilated before re-entry.

Uploaded by

MARAWAN
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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CO2 Operation

System components :
- CO2 room Consists of :
18 cylinders as 1 set.
8 cylinders as 1 set.
2 cylinders as pilot.
3 booster valves.
Delay time unit with 2 bottles.
7bar air line for test and flush the system after use.
- CO2 release box beside Acc. entrance for extinguishing the AFT,
FWD engine room.
- CO2 release box inside Acc. entrance for extinguishing the pump
room.
Operating the system :
1- Ensure all personnel are out of the protected space, doors are closed.
2- At CO2 release box for the protected area, Break glass, take key, open
release box that will sound alarm and stop ventilation fans.
3- Pull both handles in the CO2 release box.
4- Booster valve and pilot cylinders will open, the delay time unit will
function, After 30 seconds main valve will open, CO2 gas will be
discharged.
A- System emergency operation:
B- Ensure all personnel are out of the protected space, doors are closed.
1- Open the engine room booster valve.
2- Pull the handles of 2 master cylinders alarms will sound, ventilation
fans stop.
3- Booster valve and pilot cylinders will open, the delay time unit will
function, After 30 seconds main valve will open, CO2 gas will be
discharged.
Note:
- In case of engine room fire both cylinders sets will open,
In case of pump room fire only the 8 cylinder set will open.
- After fire open the 7 bar air valve to flush the CO2 system pipes.
- do not enter until room is ventilated.
- check oxygen level before entry.
- use breathing apparatus for urgent entry.

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