MD275

Two cylinder, horizontally opposed, air cooled, two cycle engine, with solid state magneto or battery ignition, mixture lubrication. Suitable for pusher and tractor installations.

Performance

15 kW (20 HP) at 7200 rpm

Bore

66 mm / 2.60 inch

Stroke

40 mm / 1.57 inch

Displacement

274 cm3/ 16.72 cub. inches

Crankcase

Aluminum casting

Pistons

Cam ground, casted aluminum alloy

Cylinders

Casted aluminum alloy, with Ceramic coating

Ignition system

Solid state magneto ignition

Firing Order

Both cylinders simultaneously

Carburetors

2 diaphragm all position carburetors, without choke

Starter

12 V, 0.3 kW

Generator

28 V, 1200 W

Dry weight approx

7.2 kg with magneto ignition

Fuel

AVGAS 100LL or 90 RON mixed

Shielded ignition system, Long and short crankshafts, Exhaust stacks

MD550

Four cylinder, horizontally opposed, air cooled, two cycle engine, with solid state magneto or battery ignition, mixture lubrication. Suitable for pusher and tractor installations.

Performance

37 kW (50 HP) at 7500 rpm

Bore

66 mm / 2.60 inch

Stroke

40 mm / 1.57 inch

Displacement

548 cm3/ 33.44 cub. inches

Crankcase

Aluminum casting

Pistons

Cam ground, casted aluminum alloy

Cylinders

Casted aluminum alloy, with Ceramic coating

Ignition system

Solid state magneto ignition

Firing Order

Both cylinders simultaneously

Carburetors

4 diaphragm all position carburetors, without choke

Starter

12 V, 0.3 kW

Generator

28 V, 1200 W

Dry weight approx

16 kg with magneto ignition

Fuel

AVGAS 100LL or 90 RON mixed

Shielded ignition system, Long and short crankshafts, Exhaust stacks

MDR208

MDR208 has highest power to weight ratio of any rotary engine in the world. It has been specifically designed and developed to be the ultimate engine for small target drones and short-life UAVs.

Engine Type

Single rotor Wankel-type spark ignition engine

Capacity

208 CC chamber size

Power

28 KW (38 HP ) at 7800 rpm

Weight

21.7 Ibs ( 9.9 kg )

Fuel Consumption          0.57 Ib/bhp/hr at max power, 0.52 Ib/bhp/hr at cruise

Vibration Levels

Nominally Zero radial vibration

Housing Cooling

Ram Air

Rotor Cooling

Ram Air

Direction of Rotation

Anti - Clockwise, Viewed on propeller mounting

Ignition System

Electronic contact-less magneto

Carburetors         Diaphragm - type with integrated pressure - pulse fuel pump

Fuel Type

Mogas Regular grade or AVGAS ( 100 LL )

Lubrication       Via fixed - flow oil metering pump supplied from separate tank

Spark Plug

2 pcs ( NGK CR9EK )

Generator

28 V 300 Watt

Propeller

28 - 20

3W Series

Two cylinder, horizontally opposed, air cooled, two cycle engine, with CDI battery ignition, mixture lubrication. Suitable for pusher and tractor installations.

Performance

15.4 kW (21 HP) at 7200 rpm

Bore

55 mm

Stroke

44 mm

Displacement

210.5 cm3

Crankcase

Aluminum casting

Pistons

Cam ground, casted aluminum alloy

Cylinders

Casted aluminum alloy, with Ceramic coating

Ignition system

CDI battery ignition / 6.0 ~ 8.4 V

Firing Order

Both cylinders simultaneously

Carburetors

2 diaphragm all position carburetors, without choke

Propeller

34X10, 34X12, 32X14

Fuel

AVGAS 100LL or 92 RON mixed

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