Publication

PUBLICATION : JANE'S ALL THE WORLD'S AIRCRAFT 1995-96 DATE : 19950922 UPDATE STATUS: UPDATED SECTION : AIRCRAFT - FIXED-WING - CIVIL COUNTRY : INTERNATIONAL PAGE : 158 COMPANY NAME : ATR - AVIONS DE TRANSPORT REGIONAL IMAGES : ATR 72-200 (ld) @JAWA/LD0123B.PCX | ATR 72-200 @JAWA/2578.PCX | ATR 72 @JAWA/3467.PCX | ATR 72 @JAWA/4334.PCX TITLE

: ATR 72

TYPE: Twin-turboprop regional transport. PROGRAMME: Announced at 1985 Paris Air Show; launched 15 January 1986; three development aircraft built: first flights 27 October 1988 (F-WWEY), 20 December 1988 (F-WWEZ, c/n 108) and April 1989 (OH-KRA, c/n 126); French and US certification 25 September and 15 November 1989 respectively; deliveries, to Kar Air of Finland, began 27 October 1989 (OH-KRB). Average dispatch reliability 99.2 per cent by February 1994. VARIANTS: ATR 72-200: Current production version; also cargo version, capable of carrying 13 small containers. Description applies to this version except where indicated. ATR 72-210: Improved hot/high performance version with PW127 engines rated at 1,849 kW (2,480 shp) and Hamilton Standard 247F propellers with composites blades on steel hubs; ATPCS power 2,059 kW (2,760 shp); carries 17 to 19 more passengers than standard ATR 72 in WAT-limited conditions; French and US certification 15 and 18 December 1992, German on 24 February 1993; first delivery December 1992; 60 ordered by American airlines, eight by Eurowings. ATR-72A: Fitted with Hamilton Standard/Ratier-Figeac 568F propellers, as ATR 42-500; to be introduced in 1996. ATR 52C: Rear-loading cargo version; described separately. CUSTOMERS: Total 163 ATR 72 ordered by 12 June 1995, of which 149 then delivered. DESIGN FEATURES: Stretched version of ATR 42 (which see) with more power, more fuel, greater wing span/area, and longer fuselage for up to 74 passengers. FLYING CONTROLS: As for ATR 42 but vortex generators ahead of ailerons and aileron horn balances shielded by wingtip extensions; vortex generators under leading-edge of elevators. STRUCTURE: Generally as for ATR 42, but new wings outboard of engine nacelles have CFRP front and rear spars, self-stiffening CFRP skin panels and light alloy ribs, resulting in weight saving of 120 kg (265 lb); sweepback on outer panels 2? 18' at quarter-chord. LANDING GEAR: Improved main units, with Dunlop wheels (tyres size 34 x 10R-16, pressure 7.86 bars; 114 lb/sq in) and structural carbon

brakes; nose gear as ATR 42. Minimum ground turning radius 19.76 m (64 ft 10 in). POWER PLANT: Two Pratt & Whitney Canada PW124B turboprops, each rated at 1,611 kW (2,160 shp) for normal take-off and 1,790 kW (2,400 shp) with ATPCS; Hamilton Standard 14SF-11 four-blade propellers; each new outer wing spar box forms additional 637 litre (168 US gallon; 140 Imp gallon) fuel tank; pressure refuelling point in starboard main landing gear fairing. ACCOMMODATION: As ATR 42 but seating for 64, 66, 70 or (high density) 74 passengers, at respective seat pitches of 81, 79, 76, 76 cm (32, 31, 30, 30 in), plus second cabin attendant's seat. Single baggage compartment at rear of cabin; one or two at front, depending on seating layout and type of port forward door fitted. This can be a passenger or cargo door, with a service door opposite on starboard side. Service door on each side at rear, that on port side replaced by a passenger door when cargo door is fitted at front. Two additional emergency exits (one each side); both rear doors also serve as emergency exits. All doors are of plug type. Increased-capacity air conditioning system. AVIONICS: More advanced avionics of ATR 72-210 now being transferred into ATR 42-500. DIMENSIONS: EXTERNAL: As ATR 42 except: Wing span......................................27.05 m (88 ft 9 in) Wing chord at tip...........................1.59 m (5 ft 2{1/2} in) Wing aspect ratio.............................................12.00 Length overall...........................27.166 m (89 ft 1{1/2} in) Height overall.............................7.65 m (25 ft 1{1/4} in) Wheelbase......................................10.77 m (35 ft 4 in) Passenger door (fwd, port): Height...............1.75 m (5 ft 9 in) Width.....................................0.82 m (2 ft 8{1/4} in) Height to sill.................................1.12 m (3 ft 8 in) Alternative cargo door (fwd, port): Height....................................1.53 m (5 ft 0{1/4} in) Width....................................1.275 m (4 ft 2{1/2} in) Height to sill.................................1.12 m (3 ft 8 in) DIMENSIONS: INTERNAL: Cabin: Length (excl flight deck, incl toilet and baggage compartments)...............................19.21 m (63 ft 0{1/4} in) Cross-section.......................................as for ATR 42 Floor area..................................41.7 m{2} (449 sq ft) Volume....................................76.0 m{3} (2,684 cu ft) Baggage/cargo compartment volume (with front passenger door): front (64-66 passengers).............................3.9 m{3} (137.7 cu ft) front (66 passengers with front cargo door)..... .....5.8 m{3} (204.8 cu ft) front (74 passengers).......................1.6 m{3} (56.5 cu ft) rear.......................................4.8 m{3} (169.5 cu ft) AREAS: As ATR 42 except: Wings, gross................................61.0 m{2} (656.6 sq ft) Ailerons (total)............................3.75 m{2} (40.36 sq ft) Flaps (total).............................12.28 m{2} (132.18 sq ft)

Spoilers (total)............................1.34 m{2} (14.42 sq ft) WEIGHTS: AND LOADINGS: Operating weight empty........................12,500 kg (27,558 lb) Max fuel weight................................5,000 kg (11,023 lb) Max payload....................................7,200 kg (15,873 lb) Max T-O weight................................21,500 kg (47,400 lb) Max ramp weight...............................21,530 kg (47,465 lb) Max zero-fuel weight..........................19,700 kg (43,430 lb) Max landing weight............................21,350 kg (47,068 lb) Max wing loading.....................352.5 kg/m{2} (72.20 lb/sq ft) Max power loading..........................6.01 kg/kW (9.88 lb/shp) PERFORMANCE: (ATR 72-200, at max T-O weight except where indicated): Max cruising speed at 4,575 m (15,000 ft)..... .....284 kts (526 km/h; 327 mph) Econ cruising speed at 7,010 m (23,000 ft), at 95% max T-O weight.. .....248 kts (460 km/h; 286 mph) Max operating altitude..........................7,620 m (25,000 ft) Service ceiling, OEI, at 97% max T-O weight and ISA + 10?C..... .....2,680 m (8,800 ft) T-O balanced field length: at S/L, ISA....................................1,408 m (4,620 ft) at 915 m (3,000 ft), ISA + 10?C, at 97% MTOW...1,570 m (5,150 ft) Landing field length at S/L, ISA, at MLW.........1,210 m (3,970 ft) Still air range (ISA), reserves for 87 n mile (161 km; 100 mile) diversion and 45 min continued cruise: max optional payload............645 n miles (1,195 km; 742 miles) 66 passengers...............1,200 n miles (2,222 km; 1,381 miles) max fuel and zero payload...2,100 n miles (3,889 km; 2,416 miles) PERFORMANCE: (ATR 72-210): Mainly as ATR 72-200 except: Max cruising speed......................280 kts (519 km/h; 322 mph) Service ceiling, OEI, ISA + 10?C, 97% MTOW......4,330 m (14,200 ft) T-O balanced field length: at S/L, ISA....................................1,205 m (3,953 ft) at 915 m (3,000 ft), ISA + 10?, at T-O weight of 20,500 kg (45,195 lb)........................................1,280 m (4,200 ft) Landing field length at S/L, ISA at MLW..........1,043 m (3,420 ft) CAPTION: ATR 72-200 (two Pratt & Whitney Canada PW124B turboprops) (Jane's/Dennis Punnett) (1993) CAPTION: ATR 72-200 cargo version of TAT (France), demonstrating its 13-container freight capacity (1993) CAPTION: Drawing shows positioning of tachometers and paired microphones and loudspeakers of active sound control being introduced in ATR 42/72. The system includes 48 microphones and 24 loudspeakers (Jane's/Mike Keep) (1994) CAPTION: ATR 72 of Vietnam Airlines

(1995) LENGTH (m): 27.16 HEIGHT (m): 7.65 WING SPAN (m): 27.05 MAX T-O WEIGHT (kg): 21500 MAX WING LOAD (kg/m{2})352.50 MAX LEVEL SPEED (knots): 284 SERVICE CEILING (m): 2680