(g)
An alternate source of static pressure for the means of measuring altitude, airspeed and vertical speed.
(h)
Whenever two pilots are required for the operation, a separate means for displaying for the second pilot:
(1)
Pressure altitude;
(2)
Indicated airspeed;
(3)
Vertical speed;
(4)
Slip;
(5)
Attitude; and
(6)
Stabilised direction.
(i)
For IFR operations, a chart holder in an easily readable position that can be illuminated for night operations.
CAT.IDE.H.135 Additional equipment for single-pilot operation under IFR
Helicopters operated under IFR with a single-pilot shall be equipped with an autopilot with at least altitude hold and heading mode.
CAT.IDE.H.145 Radio altimeters
(a) Helicopters on flights over water shall be equipped with a radio altimeter capable of emitting an audio warning below a pre-set height and a visual warning at a height selectable by the pilot, when operating:
(1)
out of sight of the land;
(2)
in a visibility of less than 1 500 m;
(3)
at night; or
(4)
at a distance from land corresponding to more than 3 minutes at normal cruising speed.
CAT.IDE.H.160 Airborne weather detecting equipment
Helicopters with an MOPSC of more than nine and operated under IFR or at night shall be equipped with airborne weather equipment when current weather reports indicate that thunderstorms or other potentially hazardous weather conditions, regarded as detectable with airborne weather detecting equipment, may be expected to exist along the route to be flown.
CAT.IDE.H.165 Additional equipment for operations in icing conditions at night
(a)
Helicopters 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.H.170 Flight crew interphone system
Helicopters 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.H.175 Crew member interphone system
Helicopters shall be equipped with a crew member interphone system when carrying a crew member other than a flight crew member.
CAT.IDE.H.180 Public address system
(a) Helicopters with an MOPSC of more than nine shall be equipped with a public address system, with the exception of the following:
(1) for helicopters with an MOPSC of more than nine and less than 20, if:
(i)
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本文链接地址：Annexes to the draft Commission Regulation on ‘Air Operations - OPS’(141)
