MTU Diesel Engine 20V 8000 M91 for Vessels with Low Load Factors (1DS)

Product catalog summary

Engine Overview: The Diesel Engine 20V 8000 M91 is designed for vessels with low load factors, such as ferries, yachts, and naval vessels. It delivers a rated power of 9100 kW (12205 bhp) at speeds between 1100 - 1150 rpm. The engine complies with exhaust emissions standards set by the International Maritime Organization (IMO) and the US EPA Tier 2 regulations.

Technical Specifications: The engine features a bore/stroke of 265/315 mm and a total displacement of 347.4 liters. It operates efficiently with a fuel consumption of 189 g/kWh at rated power. The engine's power definition follows ISO 3046 standards, with specific conditions for intake air and sea water temperatures.

Standard Equipment: Key components include an air starter motor, lube oil system with automatic filtering, a common rail fuel injection system, and a split-circuit coolant system. The engine also features sequential turbocharging with four water-cooled turbochargers and an engine management system for control and monitoring.

Optional Equipment: Options include compressed air tanks for the starting system, advanced monitoring and control systems, and various gearbox models. The engine can be classified under multiple international standards, including ABS, BV, and DNV.

Dimensions and Masses: The engine measures 6645 mm in length, 2040 mm in width, and 3375 mm in height. Its dry mass is 45300 kg, while the wet mass is 47665 kg.

Contact Information: For further details, MTU provides regional contact points across Europe, Asia, and the Americas, with specific contact details for each region.

Catalog excerpts

MTU Diesel Engine 20V 8000 M91 for Vessels with Low Load Factors (1DS)-1

with Low Load Factors (IDS) Typical applications: Ferries, Yachts and Naval Vessels Power definition according ISO 3046; Intake air temperature 25°C / Sea water temperature 25°C; Intake air depression 15 mbar / Exhaust back pressure 30 mbar; Barometric pressure 1000 mbar; Power reduction at Exhaust emissions: MO - Internationa Maritime Organization EPA - US Maritime Regulation 40 CFR 94, Tier 2 11 Tolerance +5% per ISO 3046, diesel fuel to DIN EN 590 with a min. L.H.V. of 42800kJ/kg (18390 BTU/lb)

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MTU Diesel Engine 20V 8000 M91 for Vessels with Low Load Factors (1DS)-2

Interfaces Flexible joints (hose lines, rubber bellows) Specifications are subject to change without notice. All dimensions are approximate. For complete information refer to installations drawing. For further information consult your MTU or MTU Detroit Diesel distributor/dealer. Tognum Group Companies Europe/Middle East/Africa/ Latin America Asia /Australia / Singapore 629923, Republic of Singapore 13400 Outer Drive West

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