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Civil Aviation Act, 2009 (Act No. 13 of 2009)

Regulations

Civil Aviation Regulations, 2011

Part 127 : Commercial Helicopter Operations: Passengers Cargo and Mail

Subpart 5 : Helicopter Instruments and Equipment

127.05.7 Public address system

 

(1) The operator of a helicopter with a maximum approved passenger seating configuration of more than nine seats, shall not operate the helicopter unless such helicopter is equipped with a public address system.

 

(2) The public address system shall—
(a) operate independently of the interphone systems referred to in regulations 127.05.5 and 127 .05.6, except for handsets, microphones, selector switches and signalling devices;
(b) be readily accessible for immediate use from each required flight crew member station;
(c) be readily accessible for use from at least one cabin crew station in the cabin;
(d) in the case of a public address system microphone intended for cabin crew use, be positioned adjacent to a cabin crew seat located near each required emergency exit in the passenger compartment;
(e) be capable of operation within 10 seconds by a cabin crew member at each of those stations in the compartment from which the use of such public address system is accessible;
(f) be audible and intelligible in all phases of flight at all passenger seats, toilets and cabin crew seats and stations;
(g) be powered continuously during normal operation; and
(h) provide reliable operation for at least 10 minutes, following a total failure of the normal electrical generating system.