RADIATOR AIR DISCHARGE
Unless otherwise dictated by room design engine radiator discharge air shall be directed outdoors through an approved discharged duct that connects the engine radiator to an opening in an external wall. The duct shall be as short as possible. A length of flexible duct shall be provided between the radiator and the fixed air discharge duct. The engine radiator discharge air duct shall incorporate an efficient radiator air discharge silencer capable of reducing the air discharge noises of the engine to an acceptable level as in the specification – Specification For Acoustic Treatment for Generator Room. Air discharge silencer shall comply with the specification – Specification For Acoustic Treatment for Generator Room, and shall be supplied together with the generator set by the registered supplier. Acoustic louver with bird mesh made of aluminium shall be provided for the air discharge silencer. The acoustic louver shall be so designed as to prevent rainwater to enter into the radiator discharge air duct and also to keep the noise level to a minimum.