Regulation for General Emergency Alarm

What is the Regulation for General Emergency Alarm?

 

The General Emergency Alarm system shall be capable of sounding the General Emergency Alarm Signal Consisting of Seven Or more short blast followed by one long Blast on the ship's whistle or siren & additionally on an electrically operated bell or other equivalent warning system. Which shall be powered from the ship's main supply & emergency source of electrical power. 

  

The system shall be audible throughout all of the accommodation & normal crew working spaces. The alarm shall continue to function after it has been triggered until it is manually turned off. 

        The minimum sound pressure levels for the emergency alarm tone in interior & exterior spaces shall be 80 db & atleast 10 db above ambient noise level existing during normal equipment operation with the ship under way in moderate weather. In cabins without a loudspeaker installation, an electronic alarm transducer shall be installed e.g. buzzer or similar

The sound pressure levels at the sleeping position in cabin & cabin's bathrooms shall be at least 75db & at least 10 db above ambient noise levels.