CAT.IDE.A.150 Terrain awareness warning system (TAWS)
(a)  
Turbine-powered aeroplanes having an MCTOM of more than 5 700 kg or an MOPSC of more than nine shall be equipped with a TAWS that meets the requirements for Class A equipment as specified in an acceptable standard.

(b)  
Reciprocating-engine-powered aeroplanes with an MCTOM of more than 5 700 kg or an MOPSC of more than nine shall be equipped with a TAWS that meets the requirement for Class B equipment as specified in an acceptable standard.

CAT.IDE.A.155 Airborne collision avoidance system (ACAS)
Turbine-powered aeroplanes with an MCTOM of more than 5 700 kg or an MOPSC of more than 19 shall be equipped with ACAS II.

CAT.IDE.A.160 Airborne weather detecting equipment
The following shall be equipped with airborne weather detecting equipment when operated at night or in IMC in areas where thunderstorms or other potentially hazardous weather conditions, regarded as detectable with airborne weather detecting equipment, may be expected to exist along the route:
(a)  
pressurised aeroplanes;

(b)  
non-pressurised aeroplanes with an MCTOM of more than 5 700 kg; and

(c)  
non-pressurised aeroplanes with an MOPSC of more than nine. 

CAT.IDE.A.165 Additional equipment for operations in icing conditions at night
(a)  
Aeroplanes operated in expected or actual icing conditions at night shall be equipped with a means to illuminate or detect the formation of ice.

(b)  
The means to illuminate the formation of ice shall not cause glare or reflection that would handicap crew members in the performance of their duties.

CAT.IDE.A.170 Flight crew interphone system
Aeroplanes operated by more than one flight crew member shall be equipped with a flight crew interphone system, including headsets and microphones for use by all flight crew members.

CAT.IDE.A.175 Crew member interphone system
Aeroplanes with an MCTOM of more than 15 000 kg, or with an MOPSC of more than 19 shall be equipped with a crew member interphone system, except for aeroplanes first issued with an individual CofA before 1 April 1965 and already registered in a Member State on 1 April 1995.
CAT.IDE.A.180 Public address system
Aeroplanes with an MOPSC of more than 19 shall be equipped with a public address system.

CAT.IDE.A.185 Cockpit voice recorder
(a)  
The following aeroplanes shall be equipped with a cockpit voice recorder (CVR):

(1)  
aeroplanes with an MCTOM of more than 5 700 kg; and 

(2)  
multi-engined turbine-powered aeroplanes with an MCTOM of 5 700 kg or less, with an MOPSC of more than nine and first issued with an individual CofA on or after 1 January 1990.

(b)  
The CVR shall be capable of retaining the data recorded during at least:
　
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本文鏈接地址：Annexes to the draft Commission Regulation on ‘Air Operations - OPS’(125)