Bergen C25:33L - propulsion engine0 pages
Fact Sheet
nnnnDiesel engines
nnnnBergen C25:33L - propulsion engine
nnnnRolls-Royce
nnnnFeatures
nnnn- world leading fast load response
nnnn- extremely stabile frequency
nnnn- super silent resilient mounting
nnnn- Bergen C25:33L certified to meet
nnnnIMOTier II requirements (except
nnnnBergen C2533L on 720/750 rpm)
nnnn- competitive fuel- and lubricating oil
nnnnconsumption
nnnn- no leakage of fuel to lubricating oil
nnnnsystem
nnnn- possibility of single bearing alternator
nnnn- high power to weight ratio
nnnn- power pack unit
nnnn- proven low life cycle cost
nnnn- service friendly
nnnn- 24/7 support by Rolls-Royce global
nnnnservice network
nnnnChoose Rolls-Royce engines for cost-effective operation.
nnnnFor more than sixty years of operation, we have produced four stroke medium speed engines
nnnnfor marine propulsion, marine generating set and power generation to customers world wide.
nnnnTechnical data for the Rolls-Royce C-engine at 720 to 1000 rpm
nnnnEngine type | C25:33L6P | C25:33L8P | C25:33L9P | |
Number of cylinders | 6 | 8 | 9 | |
Engine speed | RPM | 900/1000 | 900/1000 | 900/1000 |
Mean piston speed | m/sec. | 10/11 | 10/11 | 10/11 |
Max.cont rating | kW | 1920/2000 | 2560/2665 | 2880/3000 |
Max.cont rating (MCR) | BHP (metric) | 2610/2720 | 3480/3625 | 3915/4080 |
Mean effective pressure (BMEP) | Bar | 26.4/24.7 | 26.4/24.7 | 26.4/24.7 |
Specific fuel consumption | g/kWh | 182/185 | 182/185 | 182/185 |
Specific lubricating oil consumption | g/kWh | 0.7 | 0.7 | 0.7 |
Cooling water temp, engine outlet | °C | 90 | 90 | 90 |
Engine ratings are according to ISO 3046/1 The above figures are based on conditions of 0-45°C ambient air temperature and max. 32°C
nnnnseawater temperature. Specific fuel oil consumption is based on MDO with a net calorific value of 42.7 MJ/kg and no engine driven pumps.
nnnnIf engine driven pumps, add 0,5% for each pump.
nnnnHeavy fuel operation
nnnnThe engines are designed for operations on
nnnnHeavy fuel with viscosity up to 700 cSt at 50°C
nnnnISO 8217 RMH77. Ratings will be specified
nnnnsubject to type of application.
nnnnWaste heat recovery
nnnnNecessary data for arranging waste heat
nnnnrecovery plants (exhaust gas and cooling water)
nnnnare available upon reguest.
nnnnNote
nnnnDue to continuous development, some data
nnnnmay be change without notice.
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