Generator Specifications - Westerbeke SBEG Series Operator's Manual

WESTERBEKE 20KW AND 22.5KW SBEG GENERATOR SPECIFICATIONS
ENGINE SPECIFICATIONS
Engine Type
Governor
Combustion Chamber
Bore & Stroke
Piston Displacement
Firing Order
Direction of Rotation
Compression Ratio
Inclination
Horsepower Output
Weight 20Kw
22.5Kw
Fuel Consumption
(at full amperage load
approximate gph (Iph)
Gasoline, four-cycle, four-cylinder,
fresh water-cooled, Vertical, in-line
overhead mechanism
1.0% speed regulation.
Multi·sphere type.
3.38 x 3.70 inches (86.0 x 94.0 mm).
133.26 cubic inches (2184 cubic centimeters)
1·3·4-2
Clockwise, when viewed from the front
8.6:1
Continuous 26°
Temporary
3~'
35hp at 1800 rpm
28hp at 1500 rpm
7411bs (336 kgs)
771 Ibs (349 kgs)
20Kw 2.0 gph
22.5Kw 2.2 gph
16Kw 6.31ph
lB.7Kw 7.01ph
TUNE-UP SPECIFICATIONS
Compression Pressure
(Umit of difference
between cylinders)
Valve Timing
Valve Seat Angle
Valve Clearance
(engine warm)
Spark Plug Gap
Engine Timing
198.1 psi (14 kg/cm') at 400 rpm
28.0 psi {2.0 kg/cm'})
Intake Opens 2' BTDC
Intake Closes 53' ABDC
Exhaust Opens 57' BBDC
Exhaust Closes -2' ATDC
Intake 45'
Exhaust 45°
Intake 0.012 inches (0.3 mm)
Exhaust 0.012 inches (0.3 mm)
0.028 - 0.033 in (0.7 - 0.8 mm)
16' BTDC at 1800 rpm
± .I'
(vacuum advance disconnected)
General
Distributor
Timing
Throttle Body
Dwell
General
Fuel
Fuel Lift Pump (wet)
Fuel Filter
(on engine)
Air Cleaner
(flame arrester)
Air Flow
(engine combustion)
General
Operating Temperature
Fresh Water Pump
Raw Water Pump
Raw Water Flow,
at 1800 rpm
System Capacity
(coolant)
Engines & Generators
42
IGNITION SYSTEM
Battery ignition 12V negative ground.
Distributor with ignition module and ignitor.
Ignition coil and spark plugs.
Solid state type with signal generator and
ignitor.
16'BTDC at 1800 rpm
±
.1'
(vacuum advanced disconnection)
33' BTDC at 1800 rpm
±
.1'
(vacuum advanced disconnection)
Electronic fuel injector with
Electronic Governor
63· at 1800 rpm.
FUEL SYSTEM
Electronic Fuel Injection
Regular or unleaded gasoline with an octane
rating of 89 or better.
Electric-lift capability of 6ft. (18mm)
Replaceable cartridge·screw on.
Metal screen type - cleanable.
69.5 cfm (1.9 cmm)
COOLING SYSTEM
Fresh water-cooled block, thermostatically·
controlled with heat exchanger.
170-190· F (77 - 88' C)
Centrifugal type. metal impeller. belt-driven
Positive displacement, rubber impeller,
belt driven.
6.7 gpm (25.3Ipm)
9.0 qts (8.5 liters)