SR20 UAV Electric Helicopter System Features: Electric Propulsion Motor Efficiency of 85 W/kg in hover and less than 75 W/kg in forward flight up to 10lbs Payload Capacity WAAS differential included Ready-to-Fly Autonomous Safety/Manual Aircraft Controller & Transmitter 802.11-based Telemetry System Stable hover with a relative momentary velocity and position less than +/- 2 cm/s 25 Knots Top Speed Low maintenance costs 1 year software maintenance subscription Options: Pan & Tilt Camera Platform Numerous video display and downlink options available Pilot Training/certification Autotakeoff/Autoland Turn-key Package with GCS equipment and cases Specifications:
Length 1540 mm, 61” Width 355 mm, 14” Height 570 mm, 22” Main Rotor (M/R) Diameter 1900 mm, 75” Tail Rotor (M/R) Diameter 285 mm, 11” Transmission Two Stage Belt Drive Tail Rotor Shaft Drive Dry Weight 7.5 kg, 16.5 lbs. Engine 1800W electric Motor (60V) Energy Capacity: 8Ah battery system (1 battery set composed of 2 batteries), or 16Ah battery system (2 battery sets composed of 4 batteries) Climb Rate 122 mpm, 400 fpm (AFCS regulated) Maximum Speed 11 mps, 36 fps [40 kph, 25 mph] (AFCS regulated) Endurance: With 1 battery set: 25 min. hover / 35 min. with forward flight (min. 25% forward flight). With 2 battery sets: 50 min. hover / 65 min. with forward flight (min. 25% forward flight) Payload: 51 kg, 121 lbs Gross Maximum 31 kg, 8 lbs with 1 Battery Set 11 kg, 31 lbs with 2 Battery Sets Telemetry: 802.11-based, 800m, 875yards, LOS range. Long range options available up to 4K range. Flight Control Software: Fully autonomous flight with auto-takeoff and landing, unlimited number of programmable waypoints, “point and click” waypoints on map overlay, joystick control. Ground Control Software: Included with system and provides command and control and sensor data on screen with audible warning system. Safety Controller 2.4 GHz DSM2, 800yards, LOS range
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