twd1645ge
16 litre, in-line 6 cylinder
TWD1645GE is a reliable, powerful and compact in-line 6 • High power density
cylinder diesel engine. It´s designed to power a wide range of
• High fuel efficiency
stand-by and prime power generator sets.
This 16 litre diesel engine utilizes dual-stage turbochargers and • Low exhaust emissions - fulfills UNECE REG 96 Stage II
heavy-duty steel pistons to provide excellent power density. • Compact and low weight design
It features a proven combustion technology with high-pressure unit
injectors, resulting in high fuel efficiency and low exhaust emission • Switchable between 1500/1800 rpm
levels.
• Suitable for a wide range of applications
The engine also features a compact and low weight design that
is well-balanced, providing smooth operation with low noise and
vibration. It´s designed for easily accessible service points.
A wide range of options is available, including a heavy-duty frame,
cooling package and air-filter that will suit a variety of installations.
50 Hz/1500 rpm 60 Hz/1800 rpm
Prime power Standby power Prime power Standby power Gen.eff.
kWm kWe kVa kWm kWe kVa kWm kWe kVa kWm kWe kVa %
595 560 700 655 616 770 619 582 727 681 640 800 94
twd1645ge
16 litre, in-line 6 cylinder
Technical Data Technical description
Configuration and no. of cylinders........................................................in-line 6 Engine and block
Displacement, l (in³).................................................................... 16.12 (983.9) • Wet, replaceable cylinder liners
Method of operation.................................................................................4-stroke • Steel pistons for high durability
Bore, mm (in.).......................................................................................144 (5.67) • Crankshaft induction hardened bearing surfaces and fillets with
Stroke, mm (in.)....................................................................................165 (6.50) seven main bearings
Compression ratio.......................................................................................16.8:1 • Case hardened and Nitrocarburized transmission gears for heavy
Wet weight, engine only, kg (lb).................................................. 1810 (3390) duty operation
Wet weight, engine incl. cooling system, air filtration system and frame • Viscous type crankshaft vibration dampers to withstand single
kg (lb)................................................................................................. 2767(6100) bearing alternator torsional vibrations
• Replaceable valve guides and valve seats
Fuel consumption • Overhead camshaft and 4 valves per cylinder
Lubrication system
• Full flow oil cooler
• Full flow disposable spin-on oil filter
• Bypass filter with extra high filtration
Fuel system
• Electronic high pressure unit injectors
• Fuel prefilter with water separator and water-in-fuel indicator /
alarm
• Fine fuel filter with manual feed pump and fuel pressure sensor
Cooling system
• Efficient cooling with accurate coolant control through a water
distribution duct in the cylinder block.
• Dual-circuit
• Belt driven coolant pumps with high degree of efficiency
• Water-cooled charge air coolers
Turbo charger
• Efficient and reliable dual stage turbo chargers
• Dual charge air coolers
• Waste gate system for the high pressure turbo charger
Electrical system
• Engine Management System 2.3 (EMS 2.3), an electronically con-
trolled processing system which optimizes engine performance. It
also includes advanced facilities for diagnostics and fault tracing
• The instruments and controls connect to the engine via the CAN
SAE J1939 interface.
• Sensors for inputs such as: oil pressure, oil temp, boost pressure,
Dimensions boost temp, coolant temp, fuel temp, air filter pressure, water in
fuel, fuel pressure and two speed sensors.
Not for installation. Dimensions in mm [inch].
Control and monitoring
• The DCU2 control panel features engine control, monitoring,
alarm, parameter settings and diagnostic functions. It also
presents error codes in clear text.
Frame
1911 [75] • Heavy duty frame for minimized noise and vibration.
1390 [55] 3053 [120]
Rating guidelines Power standards
PRIME POWER rating corresponds to ISO Standard The engine performance corresponds to ISO 3046,
Power for continuous operation. It is applicable for BS 5514 and DIN 6271. The technical data applies
supplying electrical power at variable load for an to an engine without cooling fan and operating on
unlimited number of hours instead of commercially a fuel with calorific value of 42.7 MJ /kg (18360
purchased power. A10 % overload capability for BTU/lb) and a density of 0.84 kg/liter (7.01 lb/US
govering purpose is available for this rating. gal), also where this involves a deviation from the
standards. Power output guaranteed within 0 to +2%
STAND-BY POWER rating corresponds to ISO att rated ambient conditions at delivery. Ratings are
Standard Fuel Stop Power. It is applicable for based on ISO 8528. Engine speed governing in
supplying standby electrical power at variable load accordance with ISO 8528-5.
in areas with well established electrical networks in
the event of normal utility power failure. No overload
capability is available for this rating. Average power Please contact your local Volvo Penta dealer for further information.
output over 24 h of operation shall not exceed Please note that products illustrated may differ from production
70% of emergency stand-by power. Engine models. Not all models and accessories are available in all markets, and
standard equipment may vary between different markets. Every effort
operation up to 200 h of operation per year.
AB Volvo Penta has been made to ensure that facts and figures are correct at the time of
1 kW = 1 hp x 1.36 SE-405 08 Göteborg, Sweden
publication. However, Volvo Penta reserves the right to make changes
without prior notice at any time.
1 hp = 1 kW x 0.7355 www.volvopenta.com
English 02-2017
