AgustaWestland EH-101 Merlin

The massive Merlin helicopter is unique to similar Western designs in that
it is powered by three turboshaft engines.

Designation: AgustaWestland EH-101 Merlin
Classification Type: Medium Lift / Transport / Utility / Anti-Submarine
Warfare Helicopter
Contractor: AgustaWestland - UK
Country of Origin: United Kingdom
Initial Year of Service: 2000
Number Built: 139

Variants
EH-101 - Base Series Designation
Model 110 - Italian anti-submarine warfare model; 8 examples produced.
Model 111 - Anti-Submarine Warfare model for use by Royal Navy; redesignated
to Merlin HM1; 44 examples produced.
Model 112 - Italian Naval Early Warning Aircraft model; 4 examples produced.
Model 300 - Italian production prototype civilian passenger transport model;
1 examples produced.
Model 410 - Italian transport model; 8 examples produced.
Model 411 - Transport; redesignated as Merlin HC3 for RAF use; 22 examples
produced.
Model 500 - Utility Transport with rear-loading ramp; 2 prototype examples
produced.
Model 510 - Civilian Passenger Transport Model; 2 examples produced.
Model 511 - Canadian Export Model; search and rescue variant; 15 examples
produced; redesignated to CH-149 "Cormorant".
Model 512 - Denmark Export Model; transport and search and rescue variant;
14 examples produced.
Model 514 - Portuguese Export Model; search and rescue variant; 6 examples
produced.
Model 515 - Portuguese Export Model; fisheries protection variant; 2
examples produced.
Model 516 - Portuguese Export Model; search and rescue variant; 4 examples
produced.
Model 518 - Japanese Export Model; transport and mine countermeasures; 2
examples produced.
Model 519 - VIP Passenger Transport; basis of proposed USMC VH-71 "Kestrel".
Merlin HM1 - Model 111 Royal Navy Designation
Merlin HC3 - Model 411 RAF designation
Merlin HC3A - Based on Model 112; formerly for Royal Danish Air Force use;
RAF-redesignation after refurbish program.
CH-148 "Petrel" - Proposed Canadian model.
CH-149 "Cormorant" - Model 511 for Canada; search and rescue model; 14
examples.
VH-71 "Kestrel" - Proposed design as presidential VIP transport for the
United States Marine Corps.

Specifications for the AgustaWestland HM1 Merlin
Dimensions:
Length: 74.84ft (22.81m)
Width: 60.99ft (18.59m)
Height: 21.82ft (6.65m)

Performance: About MACH
Max Speed: 192mph (309kmh; 167kts)
Max Range: 863miles (1,389km)
Rate-of-Climb:2,000ft/min (610m/min)
Service Ceiling: 15,010ft (4,575m; 2.8miles)

Structure:
Accommodation: 4
Hardpoints: 2
Empty Weight: 23,149lbs (10,500kg)
MTOW: 34,392lbs (15,600kg)

Powerplant:
Engine(s): 3 x Rolls-Royce Turbomeca RTM322-01 turboshaft engines delivering
2,312 shaft horsepower each and driving a five-blade main rotor and
four-blade tail rotor.
Armament Suite:
OPTIONAL:
5 x 7.62mm general purpose machine guns
2 x Anti-Ship Missiles
4 x Torpedoes
Depth Charges
Rocket Pods