> Cargo ships 2000 GT and above should have this system.
> Machinery space above 500 m3 volume required an additional fixed fire fighting system.
> It must have an independent power source or having connection from emergency switchboard
> The number and arrangement of the nozzles shall be such as to ensure an effective average distribution of water of at least 5 l/m2/min in the spaces to be protected.
> Precautions shall be taken to prevent the nozzles from becoming clogged by impurities in the water or corrosion of piping, nozzles, valves and pump
> Should have manual as well as auto release mechanism
> Activation shall give a visual and audible alarm in the protected space.