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Home » Products » Marine Propulsion Equipments » Marine Engines 720 hp

Marine Engines 720 hp

Marine Engines 720 hp
Marine Engines 720 hp
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Product Code : 01
Product Description

Engine type


4 cycle, V type, direct injection, watercooled, wet turbo charger and inter-cooler


Rating output (BHP)

kW(PS)@rpm

530(720) @1,800

588(800) @2,100

736(1000) @2,300


Displacement

cc

21,927


Cylinder number - bore x stroke

mm

12 - 128 x 142


Valve clearance cold

In/Ex

mm

0.25 / 0.35


Low idling rpm

rpm

725 ± 25


No load max

rpm

<2,070

<2,415

<2,645


Compression ratio


15 : 1

15 : 1

14 : 6


Firing order


1-12-5-8-3-10-6-7-2-11-4-9


Governor type of injection pump


Mechanical variable speed (RQV)


Fuel inj.nozzle opening pressure

kg/cm2

286


Starting system


Electric start motor


Starter motor capacity

V - kW

24 - 6.6


Alternator capacity

V - A

24 - 50


Battery

V - Ah

24 - 200


Cooling system


Indirect sea water cooling
with heat exchanger


Cooling water capacity (Max/Min)

lit

98 / 87


Fresh water pump type


Centrifugal type, driven
by gear


Sea water pump type


Bronze impeller type driven
by V-belt


Lubricating oil

pan capacity

lit

Max: 40 - Min: 33 - Total: 43


pressure

kg/cm2

Full: 3.5 - Idle: 1.2


Marine gear ratio


2.06, 2.50, 2.92, 3.26,
3.53, 4.08, 4.52


Direction of revolution

crankshaft


Anti-clockwise


propeller


Clockwise


Engine size
(L x W x H)

without M/G

mm

1,653 x 1,222 x 1,199


with M/G

mm

2,263 x 1,222 x 1,250


Dry weight

without M/G

kg

1,750


with M/G

kg

2,460


MJR CORPORATIONS (R)
X


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