Bell Helicopter

Manufacturer:

Bell Helicopter

Country:

USA

Commercial designation:

412

Technical designation:

412

Version, Variant:

EP

Type:

Conventional

Currently produced:

Y

Typical missions:

ALL Civil

Flight conditions:

IFR

First flight:

1994

Landing system:

skids

Blades number:

4

Tail blades number:

2

MTOW with external loads:

5398 kg

11902.59 lbs

MTOW with only internal loading:

5398 kg

11902.59 lbs

Empty weight:

3146 kg

6936.93 lbs

External payload:

2041 kg

4500.405 lbs

Internal payload:

2252 kg

4965.66 lbs

Standard fuel tank:

1000 kg

2205 lbs

with optionnal external fuel tank:

0 kg

0 lbs

Cruise speed:

241 km/h

130.14 kt

Maximum cruise speed:

226 km/h

122.04 kt

Vne:

259 km/h

139.86 kt

Max negative g @ MTOW:

0 g

Max positive g @ MTOW:

0 g

Range with normal tanks:

784 km

423.36 nm

Max range with auxiliary external tanks:

0 km

0 nm

Max endurance @ min consumption speed:

00:00:00 h:min

Rate of climb @ SL:

0 m/s

0 ft/min

Rate of climb @ SL @MTOW:

0 m/s

0 ft/min

IGE max hovering altitude, MTOW:

3109 m

10197.52 ft

IGE max hovering altitude, empty:

5304 m

17397.12 ft

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

1890 m

6199.2 ft

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

4389 m

14395.92 ft

OGE max hovering altitude, MTOW:

1585 m

5198.8 ft

OGE max hovering altitude, empty:

4206 m

13795.68 ft

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

0 m

0 ft

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

3139 m

10295.92 ft

Service ceiling ISA, MTOW:

5400 m

17712 ft

Max operating altitude, empty weight:

0 m

0 ft

Highest use Temperature:

0 °C

0 °F

Lowest use Temperature:

0 °C

0 °F

APU in HC:

Engine manufacturer:

Pratt & Whitney

Model:

PT6T-3D

Engines quantity:

2

Powerplant category:

turbine

Main rotor rotation speed:

0 rpm

Fuel consumption @ SL @ max continuous speed:

0.265 kg/kW/h

0.4346 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:

1342 kW

1823.778 hp

Transmission shaft max continuous power:

828 kW

1125.252 hp

Transmission shaft max power:

1022 kW

1388.898 hp

Takeoff power 5 min:

1342 kW

1823.778 hp

OEI 30s power:

0 kW

0 hp

OEI 2min power:

850 kW

1155.15 hp

OEI max continuous power :

723 kW

982.557 hp

OEI max continuous transmission power:

850 kW

1155.15 hp

OEI 30 sec transmission power:

850 kW

1155.15 hp

OEI 2 min transmission power:

850 kW

1155.15 hp

Overall length:

17.13 m

56.1864 ft

Rotor diameter:

14.02 m

45.9856 ft

Tail rotor diameter:

2.61 m

8.5608 ft

Fuselage length:

12.91 m

42.3448 ft

Overall height:

4.54 m

14.8912 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:

93 dB EPNL

Noise at flyover, limit:

96 dB EPNL

Noise at takeoff, level:

92 dB EPNL

Noise at takeoff, limit:

97 dB EPNL

Noise at landing, level:

95 dB EPNL

Noise at landing, limit:

98 dB EPNL

Crew:

1

Max pax number:

14

Average price:

4450000 $