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M12 UI

Product catalog summary

Overview: The M12 UI is a 2-cylinder unit injection engine designed for vehicle applications. It features a horizontal parallel twin piston configuration, offering high power output in a compact design. The engine is adaptable for various conditions and can be customized for specific needs, including integration with a diesel-electric generator.

Main Features:

Monoblock design with efficient water cooling.
Turbocharged and intercooled for enhanced performance.
Mass balancing system ensures smooth operation.
Operational temperature range from -32°C to +49°C.
Compatible with multiple fuel types: F-34, F-35, F-54, F-63, F-65, JP-8, JET A1, EN 590.
High internal combustion engine (ICE) efficiency for extended range and reduced fuel consumption.
Robust and durable construction.
Tested to meet civilian and military standards.
Rated power of 26 kW at 3050 rpm and torque up to 95 Nm at 2550 rpm.
Dry weight of 104 kg.

Diesel-Electric Power Pack: The M12 UI can be combined with DC alternators to form a diesel-electric power pack, suitable for use as an auxiliary power unit (APU). The integration of the STEYR E1-400 electric machine enhances its application potential.

Features permanent magnet technology and an active inverter controller.
Nominal voltage range from 300 VDC to 400 VDC, with a maximum range of 260 VDC to 430 VDC.
Multipole high-frequency design minimizes electrical ripple.
Low maintenance and high reliability with water cooling.
Compact design with direct engine mount.

Technical Specifications:

Combustion System: Direct Injection Diesel.
Displacement: 1.06 liters.
Bore: 85 mm, Stroke: 94 mm.
Charging System: Turbocharged, intercooled.
Rated Power: 26 kW (35 HP) at 3050 rpm.
Max Torque: 95 Nm at 2550 rpm.
Minimum Fuel Consumption: 240 g/kWh.
Dry Weight: 104 kg.

Dimensions: The engine dimensions are provided for reference, with variations possible based on engine types and installation requirements.

Catalog excerpts

FACTS Rated power: 26 kW @ 3050 rpm Torque: up to 95 Nm @ 2550 rpm Dry weight: 104 kg The M12 UI is a 2-cylinder unit injection engine with a horizontal parallel twin piston configuration. Featuring a remarkable power output in a most compact design, the M12 UI is proven and tested to work perfectly under challenging ambient conditions. Furthermore, the engine can be customized to fit specific requirements and it can also be combined to a diesel-electric generator with a permanent magnet alternator. MAIN FEATURES Monoblock design with excellent water cooling Turbocharged, intercooled Mass balancing system for smooth operation Operational temperature range: from -32 °C to +49 °C Multifuel capable: F-34/F-35/F-54/F-63/F-65/JP-8/JET A1/EN 590 High ICE efficiency for higher range and/or lower fuel consumption High robustness and durability Outstanding performance Tested according to several civilian and military standards See more applications on our website or contact us for further references. IM STADTGUT B1 | 4407 STEYR | AUSTRIA

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Direct Injection Diesel COMBUSTION SYSTEM CHARGING SYSTEM RATED POWER (KW/HP)* MIN. FUEL CONSUMPTION (G/KWH)* OVERALL CHARACTERISTICS 4-stroke, turbocharged, intercooled Perfectly suited for the use as auxiliary power unit (APU) THE M12 UI AS DIESEL-ELECTRIC POWER PACK The 2-cylinder unit injection engine can be combined with common DC alternators to create a diesel-electric power pack for use as auxiliary power unit (APU). By adding a permanent magnet alternator, the M12 UI becomes a very efficient genset for various applications. The brand-new STEYR E1-400 is a highly innovative electric machine...

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