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AEROSPATIALE AS-355 Ecureuil 2
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AS55
| Aircraft | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Name | AS-355 Ecureuil 2 | |||||||||||||||||||
| Manufacturer | AEROSPATIALE | |||||||||||||||||||
| Wing | Rotary | |||||||||||||||||||
| Position | Three-blade main rotor | |||||||||||||||||||
| Tail | Two-blade tail rotor | |||||||||||||||||||
| WTC | Light | |||||||||||||||||||
| Type code | H2T | |||||||||||||||||||
| Engine | Turboshaft | |||||||||||||||||||
| Engine count | Multi | |||||||||||||||||||
| Position | In fuselage | |||||||||||||||||||
| Landing gear | Skids | |||||||||||||||||||
| Mass group | 2 | |||||||||||||||||||
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AEROSPATIALE AS-355 Ecureuil 2
Description
The Eurocopter AS355 Ecureuil 2 (Twin Squirrel) is a twin-engine light helicopter originally manufactured by Aérospatiale (now part of Eurocopter Group). The AS355 is marketed in North America as the TwinStar.
Technical Data
| Wing span | 10.69 m35.072 ft |
|---|---|
| Length | 12.94 m42.454 ft |
| Height | 3.03 m9.941 ft |
| Powerplant | 2 x Allison 250-C20F turboshaft, 313 kW (420 shp) each. |
| Engine model | Allison 250 |
Performance Data
| Take-Off | Initial Climb (to 5000 ft) |
Initial Climb (to FL150) |
Initial Climb (to FL240) |
MACH Climb | Cruise | Initial Descent (to FL240) |
Descent (to FL100) |
Descent (FL100 & below) |
Approach | ||||||||||
| V2 (IAS) | kts | IAS | kts | IAS | kts | IAS | kts | MACH | TAS | 129 kts | MACH | IAS | kts | IAS | kts | Vapp (IAS) | kts | ||
| Distance | m | ROC | ft/min | ROC | ft/min | ROC | ft/min | ROC | ft/min | MACH | ROD | ft/min | ROD | ft/min | MCS | kts | Distance | m | |
| MTOW | 23002,300 kg 2.3 tonnes kg |
Ceiling | FL130 | ROD | ft/min | APC | |||||||||||||
| WTC | L | Range | 200200 nm 370,400 m 370.4 km 1,215,223.098 ft NM |
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Accidents & Serious Incidents involving AS55
- AS55, vicinity Fairview Alberta Canada, 1999 (On 28th April 1999, an AS-355 helicopter suffered an in-flight fire attributed to an electrical fault which had originated from a prior maintenance error undetected during incomplete pre-flight inspections. The aircraft carried out an immediate landing allowing evacuation before the aircraft was destroyed by an intense fire.)