MD Helicopters

Manufacturer:

MD Helicopters

Country:

USA

Commercial designation:

MD520

Technical designation:

MD520

Version, Variant:

N

Type:

Notar

Currently produced:

Y

Typical missions:

ALL

Flight conditions:

First flight:

0

Landing system:

skids

Blades number:

5

Tail blades number:

0

MTOW with external loads:

1746 kg

3849.93 lbs

MTOW with only internal loading:

1519 kg

3349.395 lbs

Empty weight:

719 kg

1585.395 lbs

External payload:

1027 kg

2264.535 lbs

Internal payload:

800 kg

1764 lbs

Standard fuel tank:

183 kg

403.515 lbs

with optionnal external fuel tank:

0 kg

0 lbs

Cruise speed:

0 km/h

0 kt

Maximum cruise speed:

229 km/h

123.66 kt

Vne:

282 km/h

152.28 kt

Max negative g @ MTOW:

0 g

Max positive g @ MTOW:

0 g

Range with normal tanks:

365 km

197.1 nm

Max range with auxiliary external tanks:

0 km

0 nm

Max endurance @ min consumption speed:

02:12:00 h:min

Rate of climb @ SL:

9.7 m/s

1908.96 ft/min

Rate of climb @ SL @MTOW:

7.9 m/s

1554.72 ft/min

IGE max hovering altitude, MTOW:

2835 m

9298.8 ft

IGE max hovering altitude, empty:

3901 m

12795.28 ft

IGE max hovering altitude, ISA+20°C, MTOW:

1554 m

5097.12 ft

IGE max hovering altitude, ISA+20°C, empty:

2743 m

8997.04 ft

OGE max hovering altitude, MTOW:

1707 m

5598.96 ft

OGE max hovering altitude, empty:

2865 m

9397.2 ft

OGE max hovering altitude, ISA+20°C, MTOW:

427 m

1400.56 ft

OGE max hovering altitude, ISA+20°C, empty:

1707 m

5598.96 ft

Service ceiling ISA, MTOW:

4970 m

16301.6 ft

Max operating altitude, empty weight:

6097 m

19998.16 ft

Highest use Temperature:

0 °C

0 °F

Lowest use Temperature:

0 °C

0 °F

APU in HC:

Engine manufacturer:

Rolls-Royce

Model:

250-C20R

Engines quantity:

1

Powerplant category:

turbine

Main rotor rotation speed:

0 rpm

Fuel consumption @ SL @ max continuous speed:

0 kg/kW/h

0 lbs/hp/h

Minimum consumption speed @ SL:

0 km/h

0 kt

Fuel consumption @ eco cruise speed @SL:

0 kg/h

0 lbs/h

Fuel consumption @ min consumption speed @ SL:

0 kg/h

0 lbs/h

Engines nominal power:

336 kW

456.624 hp

Transmission shaft max continuous power:

280 kW

380.52 hp

Transmission shaft max power:

0 kW

0 hp

Takeoff power 5 min:

317 kW

430.803 hp

OEI 30s power:

0 kW

0 hp

OEI 2min power:

0 kW

0 hp

OEI max continuous power :

0 kW

0 hp

OEI max continuous transmission power:

0 kW

0 hp

OEI 30 sec transmission power:

0 kW

0 hp

OEI 2 min transmission power:

0 kW

0 hp

Overall length:

9.8 m

32.144 ft

Rotor diameter:

8.3 m

27.224 ft

Tail rotor diameter:

0 m

0 ft

Fuselage length:

7.8 m

25.584 ft

Overall height:

2.9 m

9.512 ft

Main rotor blades chord:

0 m

0 ft

Tail rotor blades chord:

0 m

0 ft

Mast tilt angle:

0 °

Noise at flyover, level:

0 dB EPNL

Noise at flyover, limit:

0 dB EPNL

Noise at takeoff, level:

0 dB EPNL

Noise at takeoff, limit:

0 dB EPNL

Noise at landing, level:

0 dB EPNL

Noise at landing, limit:

0 dB EPNL

Crew:

1

Max pax number:

3

Average price:

550000 $