Specification sheet
QSL9-G3
EU Stage IIIA / EPA Tier 3 /
TA Luft Compliant
Description Features
Cummins QSL engines are built to deliver Common Rail Fuel System and Controls -
heavy-duty performance in every piece of Bosch high pressure common rail (HPCR) -
machinery. Full-authority electronic engine Optimize engine performance to provide
controls combine with the high-pressure fuel seamless integration and advanced diagnostics
system, 24-valve design and centred injectors and programming options.
for one of the highest power-to-weight ratios in
Holset HX40 Wastegated Turbo - Wastegated
its class, with up to 50% torque rise. At the
design optimizes transient response.
same time, the QSL delivers better fuel
economy, has better cold starting capability and Integrated Block Design - Integrated fluid
is up to 50% quieter in operation than circuits replace hoses and eliminate potential
predecessors. leaks.
24-Valve Cylinder Head – Four valves per
cylinder for increased power with faster
response and fuel economy.
Coolpac Integrated Design - Products are
supplied complete with cooling package and air
cleaner kit for a complete power package. Each
component has been specifically developed and
rigorously tested for G-Drive products, ensuring
high performance, durability and reliability.
Service and Support - G-Drive products are
backed by an uncompromising level of technical
support and after sales service, delivered
through a world class service network.
This equipment is EU RoHS
compliant and has been built to
comply with CE certification
requirement.
This engine has been designed
in facilities certified to ISO9001
and manufactured in facilities
certified to ISO9001 or
ISO9002.
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©2019 Cummins Inc. | QSL9-G3 (4/19)
1500 rpm (50 Hz ratings)
Gross engine output Net engine output Typical generator set output
Standby Prime Base Standby Prime Base Standby (ESP) Prime (PRP) Base (COP)
kWm/BHP kWm/BHP kWe kVA kWe kVA kWe kVA
257/345 227/305 193/259 244/327 217/291 183/245 220 275 200 250 170 213
1800 rpm (60 Hz ratings)
Gross engine output Net engine output Typical generator set output
Standby Prime Base Standby Prime Base Standby (ESP) Prime (PRP) Base (COP)
kWm/BHP kWm/BHP kWe kVA kWe kVA kWe kVA
297/399 262/352 178/238 280/275 248/332 164/219 250 313 227 284 152 190
General engine data
Type 4 cycle, in-line, Turbo Charged, Air-cooled
Bore mm 114 mm (4.5 in.)
Stroke mm 145 mm (5.7 in.)
Displacement litre 8.8 litre (543 in.3)
Cylinder block Cast iron, 6 cylinder
Battery charging alternator 70 amps
Starting voltage 24 volt, negative ground
Fuel system Direct injection
Fuel filter Spin-on fuel filters with water separator
Lube oil filter type(s) Spin-on full flow filter
Lube oil capacity (l) 26.5
Flywheel dimensions SAE1/14
Coolpac performance data
Cooling system design Air-air Charge Cooled
Coolant ratio 50% ethylene glycol; 50% water
Coolant capacity (l) 15.0
Limiting ambient temp.** (°C) 55 (50Hz); 60 (60Hz)
Fan power (kWm) 10 (50Hz); 11 (60Hz)
3
Cooling system air flow (m /s)** 7.9 (50Hz); 8 (60Hz)
Air cleaner type Light Duty Dry replaceable element with restriction indicator
** @ 13mm H2O
Fuel consumption 1500 (50 Hz) Fuel Consumption 1800 (60Hz)
% kWm BHP L/ph g/kWh % kWm BHP L/ph g/kWh
Standby Power Standby Power
100 257 345 66 17.3 100 297 399 77 20.4
Prime Power Prime Power
100 227 305 59 15.6 100 262 352 70 18.5
75 170 228 49 13.0 75 197 264 58 15.2
50 114 152 34 8.9 50 131 176 41 10.8
25 57 76 18 4.7 25 66 88 21 5.6
Continuous Power Continuous Power
100 193 259 53 14.1 100 178 238 53 14.1
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©2019 Cummins Inc. | QSL9-G3 (4/19)
Weights and dimensions
Length Width Height Weight (dry)
mm mm mm kg
2157 1126 1562 940
Ratings definitions
Emergency Standby Limited-Time Running Prime Power (PRP): Base Load (Continuous)
Power (ESP): Power (LTP): Power (COP):
Applicable for supplying Applicable for supplying Applicable for supplying Applicable for supplying
power to varying electrical power to a constant power to varying electrical power continuously to a
load for the duration of electrical load for limited load for unlimited hours. constant electrical load for
power interruption of a hours. Limited-Time Prime Power (PRP) is in unlimited hours. Continuous
reliable utility source. Running Power (LTP) is in accordance with ISO 8528. Power (COP) in accordance
Emergency Standby Power accordance with ISO 8528. Ten percent overload with ISO 8528, ISO 3046,
(ESP) is in accordance with capability is available in AS 2789, DIN6271 and
ISO 8528. Fuel Stop power accordance with ISO 3046, BS 5514.
in accordance with AS 2789, DIN 6271 and
ISO 3046, AS 2789, BS 5514.
DIN 6271 and BS 5514.
For more information contact your local Cummins distributor
or visit power.cummins.com
©2019 Cummins Inc. All rights reserved. Cummins is a registered trademark of Cummins Inc. PowerCommand, AmpSentry, InPower and “Our energy working for you.” are trademarks of
Cummins Inc. Other company, product, or service names may be trademarks or service marks of others. Specifications are subject to change without notice.
QSL9-G3 (4/19)
