HND 21/31 MAN Marine Main Engine

21/31 MAN Series marine main engine represents a propulsion power solution developed by HND based on a mature (DEUTZ) technology platform. It has gained widespread market recognition for its outstanding power performance, exceptional fuel economy, and superior operational reliability. This series is suitable for various types of government vessels, merchant ships, and engineering vessels, capable of meeting propulsion demands across different navigation zones. Equipped with advanced emission control technology, it easily complies with international environmental standards, providing ships with efficient and clean core power assurance.

The product combines robust power, outstanding fuel efficiency, and extended service life. It not only delivers exceptional acceleration performance but also significantly reduces operating costs. Its outstanding structural reliability and full compliance with international environmental standards ensure efficient, economical, and compliant operation of vessels under all navigational conditions.

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General Specifications of 21/31 MAN Series

Bore/Stroke :210/310 mm
Cylinder Arrangement :Inline
Cylinder Numbers :
6、7、8、9
Unit Cylinder Displacement :
10.7 L
Compression Ratio :16.5 : 1
Rated Unit Cylinder Power :215 r/min
Maximum Explosion Pressure :21 MPa
Rotation Direction :Clockwise/Counterclockwise
Fuel Quality :HFO (not exceeding 700 cSt/50℃, RMK700)
MDO (DMB) – MGO (DMA, DMZ)
Fuel Consumption (+5%) :192 g/kW·h
Lube Oil Consumption (MCR) :0.4~0.8 g/kW·h

 

6L1290 kW6L
7L1505 kW7L
8L1720 kW8L
9L1935 kW9L

Engine Model

Rated Power/kW

10001200140016001800200022002400
HND 21/31 MAN Series Catalogue

Engine Model

Rated power

Speed

Engine Model

Rated power

Speed r/min

6L1290 kW1000 r/min7L1505 kW1000 r/min
8L1720 kW1000 r/min9L1935 kW1000 r/min
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HND 21/31 MAN Series Marine Main Engine

This is the list of all series of HND 21/31 MAN Series Marine Main Engine.

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