RD-12 Trinity

RD-12 "Trinity"
300px
Virgin Atlantic Airways Boeing RD-12 Trinity
Role	Wide-body jet airliner
National origin	United States
Manufacturer	Rubin Design Aerospace
First flight	September 22, 2008
Introduction	2008 with Blue Yonder and Petrol Air
Status	Active
Primary users	Emirates British Airways Continental Cathay Pacific
Produced	2008–present
Number built	45 as of January 2009
Unit cost	Trinity-100 US$240 million (2008) Trinity-200 US$260 million (2009)

The Rubin Design RD-12 is an American three-engine medium to long-range widebody airliner, with two engines mounted on underwing pylons and a third engine at the base of the vertical stabilizer. It is based on the McDonnell Douglas MD-11, but featuring a stretched fuselage, increased wingspan with winglets or raked wingtips, refined aerofoils on the wing and tailplane, new engines, increased use of composite materials, and improved avionics.

Specifications

	RD-11	Trinity	Trinity-200	Trinity Freighter	Trinity-200LF	Trinity-300
Flightdeck crew	2					3
Seating capacity, typical	305 (3-class) 400 (2-class) 440 (maximum)	301 (3-class) 400 (2-class) 440 (maximum)	301 (3-class) 400 (2-class) 440 (maximum)	N/A (cargo)		15
Length	209 ft 1 in (63.7 m)				242 ft 4 in (73.9 m)
Wingspan	199 ft 11 in (60.9 m)		212 ft 7 in (64.8 m)		199 ft 11 in (60.9 m)	212 ft 7 in (64.8 m)
Wing sweepback	31.64°
Tail height	60 ft 9 in (18.5 m)		61 ft 9 in (18.8 m)	61 ft 1 in (18.6 m)	60 ft 8 in (18.5 m)	61 ft 5 in (18.7 m)
Cabin width	19 ft 3 in (5.86 m)					26 ft 3 in (8 m)
Fuselage width	20 ft 4 in (6.19 m)					27 ft 6 in (8.38 m)
Cargo capacity	5,655 ft³ (160 m³) 14 LD3		5,302 ft³ (150 m³) 6 LD3	22,455 ft³ (636 m³) 37 pallets	7,080 ft³ (200 m³) 20 LD3
Empty weight	307,000 lb (139,225 kg)	315,000 lb (142,900 kg)	326,000 lb (148,181 kg)		353,600 lb (160,120 kg)	366,940 lb (166,881 kg)
Maximum take-off weight (MTOW)	545,000 lb (247,210 kg)	656,000 lb (297,560 kg)	766,000 lb (347,450 kg)		660,000 lb (299,370 kg)	775,000 lb (351,534 kg)
Cruising speed	0.84 Mach (560 mph, 905 km/h, 490 knots) at 35000 ft cruise altitude
Maximum cruise speed	0.89 Mach (587 mph, 945 km/h, 510 knots) at 35000 ft cruise altitude
Maximum payload range	3,250 nmi (6,020 km)	5,800 nmi (10,740 km)	7,500 nmi (13,890 km)	4,895 nmi (9,065 km)*	3,800 nmi (7,035 km)	5,500 nmi (10,190 km)
Maximum range	5,235 nmi (9,695 km)	7,700 nmi (14,260 km)	9,380 nmi (17,370 km)	4,885 nmi (9,045 km)*	6,015 nmi (11,135 km)	7,930 nmi (14,685 km)
Takeoff run at MTOW ISA+15 MSL	8,200 ft (2,500 m)	11,600 ft (3,536 m)			11,200 ft (3,410 m)	10,500 ft (3,200 m)
Maximum fuel capacity	31,000 US gal (117,000 L)	45,220 US gal (171,160 L)	53,440 US gal (202,290 L)	47,890 US gal (181,280 L)	45,220 US gal (171,160 L)	47,890 US gal (181,280 L)
Service ceiling	43,100 ft (13,140 m)
Engine (x 3)	PW 4077 GE90-77B	PW 4090 GE90-94B	GE90-110B GE90-115B	GE90-115B
Thrust (x 3)	PW: 77,000 lbf (330 kN) GE: 77,000 lbf (330 kN)	PW: 90,000 lbf (400 kN) GE: 94,000 lbf (410 kN)	GE: 110,000 lbf (480 kN) GE: 115,000 lbf (510 kN)	GE: 115,000 lbf (510 kN)