Credit
Sardaka · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified
FORCETALLY
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At a glance
Measured figures
Bell 412EP · 1 × Pratt & Whitney Canada PT6T-3D Twin-Pac or PT6T-3DF Twin-Pac coupled turboshaft engine - each, 1,250 shp (
Single source1 × Pratt & Whitney Canada PT6T-3D Twin-Pac or PT6T-3DF Twin-Pac coupled turboshaft engine - each, 1,250 shp (930 kW)[source]
EC155 B1 · 2 × Turbomeca Arriel 2C2 turboshaft engines, Take-off Power each
Single source2 × Turbomeca Arriel 2C2 turboshaft engines, Take-off Power, 697 kW (935 hp) each[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Bell 412 | Eurocopter EC155 |
|---|---|---|
| Crew | one-two pilots[source] | 1 or 2 (pilots)[source] |
| Type | Multipurpose utility helicopter[source] | Passenger transport helicopter[source] |
| National origin | United States / Canada[source] | Multinational[source] |
| Manufacturer | Bell Helicopter[source] | Eurocopter Airbus Helicopters[source] |
| Primary users | Japan Ground Self Defence Force See Operators for others[source] | — |
| Number built | 1,300+[source] | — |
| Manufactured | 1979–present[source] | 1997–present[source] |
| Introduction date | 1981 ( 1981 )[source] | March 1999[source] |
| First flight | August 1979 ( 1979-08 )[source] | 17 June 1997[source] |
| Developed from | Bell 212[source] | Eurocopter AS365 Dauphin[source] |
| Variant | Bell CH-146 Griffon[source] | KAI LCH[source] |
| Capacity | up to 13 passengers, maximum external load of almost 6,614 lb (3,000 kg)[source] | 13 passengers or 2,301 kg (5,073 lb) payload[source] |
| Fuselage length | 43 ft (13 m)[source] | — |
| Blade sections | root: Boeing VR-7; tip: Wortmann FX 71-H-080[source] | — |
| Main rotor area | 1,662 sq ft (154.4 m 2 )[source] | 124.7 m 2 (1,342 sq ft)[source] |
| Power/mass | 0.2663 hp/lb (0.4378 kW/kg)[source] | — |
| Status | — | Active[source] |
| Developed into | — | Eurocopter X³ KAI LAH-1 Miron[source] |
| Never exceed speed | — | 324 km/h (201 mph, 175 kn)[source] |
Maximum take-off; EC155 B1 · Max takeoff weight
Single source