Limbach Engine L275E – 22HP (16kW) at 7200rpm
Description
Versatile and Efficient, The Advanced Design of the Limbach Engine L275E
The Limbach Engine L275E is a robust two-cylinder, horizontally opposed, air-cooled, two-cycle engine designed for both pusher and tractor installations. This UAV Engine features a fuel-saving electronic engine management system and utilizes mixture lubrication, ensuring optimal performance and efficiency. Its design makes it suitable for a variety of applications, delivering reliable power with advanced technology aimed at enhancing fuel economy and overall engine management.
The Limbach Engine L275E’s Impressive Power and Efficiency
The Limbach Engine L275E delivers impressive performance with an output of 16 kW (22 HP) at 7200 RPM, making it a powerful choice for various applications. The engine features a bore of 66 mm (2.60 inches) and a stroke of 40 mm (1.57 inches), contributing to its efficient and effective operation. These specifications highlight the engine’s capability to provide reliable performance while maintaining optimal efficiency and durability.
The Advanced Features of the Limbach Engine L275E
The Limbach Engine L275E features a displacement of 274 cm³ (16.72 cubic inches). Its crankcase is constructed from aluminum die-casting, ensuring durability and reduced weight. The crankshaft is drop-forged and designed as a one-piece unit, utilizing two split connecting rods with needle bearings for enhanced performance and reliability.
The pistons are made from casted aluminum alloy, offering excellent strength and thermal conductivity. Additionally, the cylinders are casted aluminum with a silicon carbide-coated barrel, providing superior wear resistance and efficiency. These parameters collectively contribute to the engine’s robust performance and long-lasting durability.
The Cutting-Edge Features of the Limbach Engine L275E
The Limbach Engine L275EF features a solid-state magneto ignition system that fires both cylinders simultaneously, ensuring reliable and efficient combustion. It is equipped with two diaphragm all-position carburetors that operate without a choke, optimizing fuel delivery regardless of the engine’s orientation.
The engine does not include a starter or generator, contributing to its lightweight design with a dry weight of approximately 7.2 kg when equipped with the magneto ignition. This engine runs on AVGAS 100LL or 90 RON fuel mixed with suitable oil at a ratio of 1:25 or 1:50 when using synthetic oil, ensuring versatility and compatibility with various fuel types for optimal performance.
Optional Equipment for the Limbach Engine L275E
The Limbach Engine L275E offers a variety of optional equipment to further enhance its performance and adaptability. This includes cylinders with additional heat sinks, adding 0.6 kg, which improve cooling efficiency. A shielded ignition system is available for enhanced reliability and performance. For specific installation requirements, short crankshafts and exhaust stacks can be provided.
Additionally, a 12V 0.3 kW starter ensures reliable engine ignition, while a 28V 1200W generator supplies ample electrical power. These options make the Limbach Engine L275E highly customizable to meet diverse operational needs, ensuring optimal performance and reliability across various applications.
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Specifications
Specifications of Limbach Engine L275E
| Performance | 16 kW (22 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 |
| Crankshaft | Drop forged, one piece utilizing 2 split connecting rods with needle bearings |
| Pistons | Cam ground, casted aluminum alloy |
| Cylinders | Casted aluminum alloy, with nicasil coated barrel |
| Ignition System | Solid state magneto ignition |
| Firing Order | Both cylinders simultaneously |
| Carburators | 2 diaphragm all position carburators, without choke |
| Starter | without |
| Generator | without |
| Dry weight approx. | 7.2 kg with magneto ignition |
| Fuel | AVGAS 100LL or 90 RON mixed with a suitable oil to the ratio of 1:25 or 1:50 (with synthetic oil) |
| Optional Equipment | Cylinders with additional heat sinks (+ 0.6 kg) Shielded ignition system short crankshafts Exhaust stacks Starter 12 V, 0.3 kW Generator 28 V, 1200 W |
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