QSB5-G11

QSB5-G11 for Rental

Certification EU Stage IIIA, EPA Tier 4F

Applications

Rental

Overview:

This Cummins Power Generation rental package is a fully integrated mobile power generation system, providing optimum performance, reliability, and versatility for standby and prime power applications.

Engine Specifications

Engine model QSB5-G11
Alternator data sheet UCI (208/240/480)
Tier rating Tier IV
Design 4 cycle, In-Line, turbocharged and after-cooled
Bore 107 mm (4.21 in.)
Stroke 124.0 mm (4.88 in.)
Displacement 405 liters (274.6 in3)
Cylinder bloc Cast iron, In-Line 4 cylinder
Battery capacity 2 x 760 cca
Battery charging alternator 70 amps
Starting voltage 24 volt, negative ground
Fuel system Direct injection HPCR system
Fuel filter Dual Spin on fuel filter with water separator
Air cleaner type 2-stage, dry replaceable element with dust ejector
Lube oil filter type(s) Single spin-on, full flow
Standard cooling system 120 F (49 C) ambient radiator

Alternator Specifications

Design Brushless, 4 pole, drip proof revolving field
Stator Double layer concentric, 2/3 winding pitch
Rotor Singe bearing, flexible disc
Insulation System Class H per NEMA MG1-
Standard temperature rise  
Exciter type  
Phase rotation  
Alternator cooling  
AC waveform total harmonic distortion  
Telephone influence factor (TIF)  
Telephone harmonic factor (THF)  

 

Spec Sheet
Rental Power_0.pdf

Cummins Diesel Engines

• U.S. Tier IV Final and EU SIIIa certified Cummins QSB5G11 engines which meet emissions limits without the use of a diesel particulate filter (DPF)

• Dual speed engine for operation at 50 or 60 Hz • Advanced electronic engine controls with integrated aftertreatment system provide superior fuel efficiency while reducing emissions

• High-pressure common rail fuel system reduces engine noise and smoke

• Cummins Direct Flow™ air filtration offering improved air management, longer service life, and easier serviceability

• 2-stage fuel filtration with optimum particle and water separation

Control Features

• The most advanced, reliable and capable generator set control system on the market today

• PowerCommand 3.3© with Masterless Load Demand (MLD) technology enables smartly adapting power to match varying load demand. MLD capable generators allow sharing of information among paralleled generator sets.

• Controls provide precise frequency and voltage regulation, alarm and status message display in one easy to operate customer interface

Engine Controls

• Oil pressure and coolant temperature gauge Fuel level gauge, Diesel Exhaust Fluid (DEF) level gauge and battery voltage gauge

• Digital Hour meter (5-digit read out) • Engine control module includes remote start capability

Stamford Alternators

• 12-lead reconnectable alternators fitted with voltage selection switch

• Permanent magnet excitation for improved performance in non-linear load applications

Rental Package Enclosure

• Camlock & busbar distribution panel

• Sound attenuated, white powder coated lockable enclosure

• 24 hour fuel tank (75% prime) with gauge

• Roof mounted, single point lift

• Cooling system rated for 122 °F (50 °C) at 100% standby ambient

• Complete engine fluid containment reservoir

• 4 position voltage selector switch (60Hz: 277/480 or 139/240 or 120/208 VAC 3 phase or 120/240 VAC 1 phase). Also first position 50Hz: 230/400 VAC 3 phase)

• Shore power (15A/120V) – for coolant heater, battery charger, engine oil heater and battery warmer

• Conveniently located analog gauges and heated Human Machine Interface (HMI) display

Rental Package Options

• Optional Auxiliary Fuel and DEF connections

• DOT approved electric brake trailer with heavy duty center mounted jack, ball or pintle hitch

• DOT approved hydraulic brake trailer with heavy duty center mounted jack, ball or pintle hitch 



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