Waukesha Gas Engines 275GL Series 12V 275GL+: Enginator Generating System

GE Power
Waukesha* gas engines

275GL* Series
12V 275GL+
Enginator* generating system
Constant Speed Ratings1 Image is representative of engine model.
50 Hz: 2705 kWe @ 1000 rpm
60 Hz: 2415 kWe @ 900 rpm
Designed to demanding specifications of the gas The 275GL+ features Waukesha’s ESM* control, which
compression industry, GE’s Waukesha 275GL+ Enginator integrates engine functionality into a single, closed-loop
is the right choice for rugged oilfield power generation and system with direct NOx measurement.
associated gas applications. A unique combination of robust Key components such as the oil filters, oil cooler, pre-lube
construction and innovative technology, the 275GL+ lean- pump, and jacket water and auxiliary thermostats have been
burn engine delivers best-in-class fuel flexibility, power mounted on the engine, simplifying the packaging process
output and emissions for unmatched performance. and skid layout.
technical data
Cylinders V 12 Dimensions l x w x h inch (mm)
Piston displacement 13048 cu. in. (214 L) 307 (7801) x 94 (2377) x 140 (3556)
Compression ratio 9:1
Bore & stroke 10.83” x 11.81” (275 x 300 mm) Weights lb (kg)
Jacket water system capacity 100 gal. (379 L) 97,444 (44,200)
Lube oil capacity 220 gal. (883 L)
Fuel pressure range 150 psi (10.3 bar)
Starting system 45 – 60 psi (3.1 – 4.1 bar)

*Trademark of General Electric Company
technical features
feature description advantages
Single, closed-loop Waukesha’s proven ESM* control integrates the following into a single, Directly measures NOx emissions; adjusts operating
engine control closed-loop system: parameters to prevent NOx emissions from exceeding
system • Air/Fuel Ratio Control 0.5 g/bhp-hr with limited manual intervention or setup
• Wastegate Control
• Turbocharger Bypass Control
• Ignition Timing
• Knock Detection
• Fault Monitoring
Best-in-class fuel More power on more fuels, including full-load down to 600 Btu/ft3 and More power on more fuels means more profits without
flexibility operation up to 2300 Btu/ft3 the additional costs associated with fuel treatment
skids. The 275GL+ can achieve full load down to 60%
methane and 70% load on pure ethane.
Best-in-class fuel Efficiency advantage at full speed and load; advantage increases Minimize fuel costs and maximize profits across the
efficiency at partial speeds and loads entire range of speed and load combinations
High Temperature Operation allowed in ambient temperatures up to 140 °F (60 °C) with Ability to operate in high temperatures where other
Capability 150 °F (65 °C) intercooler water generator sets cannot. Minimizes air conditioning/
cooling costs while maximizing power output
High reliability with Achieves up to 40,000 hours before top-end overhaul and 80,000 With low lifecycle costs and the ability to run up to 5
long maintenance hours before bottom end years continuously before overhaul, the 275GL+ is the
intervals best choice for the most remote, rugged, and demanding
power generation applications.
performance data
50 Hz 60 Hz
Intercooler Water Temperature 130°F (54°C)
1000 RPM 900 RPM
Power kWe 27051 24151
BSFC (LHV) Btu/bhp-hr (kJ/kWh) 6559 (9280) 6433 (9101)
3
NOx g/bhp-hr (mg/Nm @ 5% O2) 0.5 (230) 0.5 (230)
3
CO g/bhp-hr (mg/Nm @ 5% O2) 1.7 (771) 1.6 (723)
NMHC g/bhp-hr (mg/Nm3 @ 5% 02) 1.0 (457) 0.9 (420)
Emissions
3
THC g/bhp-hr (mg/Nm @ 5% O2) 6.1 (2790) 6.0 (2803)
Methane g/bhp-hr (mg/Nm3 @ 5% O2) 5.1 (2333) 5.1 (2383)
3
Formaldehyde g/bhp-hr (mg/Nm @ 5% O2) 0.28 (129) 0.28 (129)
3
CO2 g/bhp-hr (g/Nm @ 5% O2) 385 (176) 378 (176)
All information provided is subject to change without notice. All technical and performance data to be released via SAA - please contact Application Engineering.
Consult your local GE Power representative for system application assistance. The manufacturer reserves the right to change or modify without notice, the design or equipment
specifications as herein set forth without incurring any obligation either with respect to equipment previously sold or in the process of construction except where otherwise
specifically guaranteed by the manufacturer.
1. Power rating requires option code 1080C
GE’s Distributed Power global service network

provides life cycle support for more than 36,000
reciprocating engines worldwide to help you meet
your business challenges and success metrics -
anywhere and anytime. Backed by our authorized
service providers in more than 170 countries,
our service network connects with you locally for
rapid response to your service needs. GE Power’s Distributed Power business is a unit of the General Electric Company. The GE brand and logo are trademarks of the General
Electric Company. © 2016 General Electric Company. Information provided is subject to change without notice. All values are design or
Find your local support online: typical values when measured under laboratory conditions.
www.gepower.com/distributedpower 0216 GEA-19070

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GE Power

Waukesha* gas engines

Compression ratio 9:1

Jacket water system capacity 100 gal. (379 L) 97,444 (44,200)

Lube oil capacity 220 gal. (883 L)

Fuel pressure range 150 psi (10.3 bar)

Starting system 45 – 60 psi (3.1 – 4.1 bar)

GE’s Distributed Power global service network

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