Guardian Qt060 User manual

QT060

GENERAC 2.4L ENGINE

• Allinputconnectionsinonesinglearea

• Highcoolanttemperatureshutdown

• Lowoilpressureshutdown

• Lowcoolantlevelautomaticshutdown

• Overspeedautomaticshutdown

• Cranktimer

• Exercisetimer

• Oildrainextension

• Coolflowradiator

• Closedcoolantrecoverysystem

• UV/Ozoneresistanthoses

• Watertightstateoftheartelectricalconnectors

• Mainlinecircuitbreaker

• Radiatordrainextension

• Batterychargealternator

• 2Ampstaticbatterycharger

• Batteryandbatterycables

• Batteryrack

• Fanandbeltguards

• Isochronousgovernor

• Flexfuelline

• Hourmeter

Liquid Cooled Gas Engine Generator Sets

Standby Power Rating

60 kW 60 Hz

Turbocharged/Aftercooled

Gaseous Fueled

• Innovativedesignandfullyprototypetested

• UL2200Listed

• Solidstatefrequencycompensated

 voltageregulator

• Dynamicandstaticbatterycharger

• Soundattenuatedacousticallydesignedenclosure

• Quiettestforlownoiselevelexercise

• Acousticallydesignedenginecoolingsystem

• Highflowlownoisefactoryengineeredexhaustsystem

• State of the art digital control system with R100 digital

controlpanel

• Watertightelectricalconnectors

• Rodentproofconstruction

• High efficiency, low distortion Generac designed

alternator

• Vibrationisolatedfrommountingbase

• Matching Generac transfer switches engineered and

testedtoworkasasystem

• Allcomponentseasilyaccessibleformaintenance

• Electrostaticallyappliedpowderpaint

FEATURES

STANDARD EQUIPMENT

APPLICATION

& ENGINEERING DATA

Rating definitions - Standby: Applicable for supplying emergency power for the duration of the utility power outage. No overload capability is available for this rating. (All ratings in accordance with

BS5514, ISO3046 and DIN6271). (All ratings in accordance with BS5514, ISO3046, ISO8528 and DIN6271).

QT060

GENERATOR SPECIFICATIONS

TYPE ...........................................................................................................Synchronous

ROTOR INSULATION..........................................................................................Class H

STATOR INSULATION.........................................................................................Class H

TOTAL HARMONIC DISTORTION........................................................................... <5%

TELEPHONE INTERFERENCE FACTOR (TIF) ........................................................<50

ALTERNATOR OUTPUT LEADS 3 PHASE ........................................................... 4 wire

BEARINGS.................................................................................................... Sealed Ball

COUPLING.................................................................................................. Flexible Disc

LOAD CAPACITY (STANDBY RATING) ................................................................ 60 kW

EXCITATION SYSTEM........................................................................................... Direct

NOTE: Generator rating and performance in accordance with

ISO8528-5, BS5514, SAE J1349, ISO3046, and DIN6271 standards.

GENERATOR FEATURES

Revolving field heavy duty generator

Directly connected to the engine

Operating temperature rise 120 °C above a 40 °C ambient

Insulation is Class H rated at 150 °C rise

All models are fully prototyped tested

VOLTAGE REGULATOR

TYPE ................................................................................................................Electronic

SENSING ................................................................................................... Single Phase

REGULATION.......................................................................................................... ± 1%

FEATURES............................................................................................... V/F Adjustable

Adjustable Voltage and Gain

LED Indicators

CONTROL PANEL FEATURES

SEVEN LED INDICATOR LIGHTS ADDITIONAL FUNCTIONS

  •Systemready •Utilitysensing

  •Lowfuelpressure •Delayonutilityfailureforenginestart

  •Lowbattery •Enginewarm-upbeforetransfer

  •Lowoilpressure •Delaytoretransfertoutility

  •Highcoolanttemp/lowcoolanttemp •Enginecooldowntimer

  •Overspeed •Exercisernotset

  •Overcrank •Hourmeter

INTERNAL FUNCTIONS:

•3 position switch (auto, off and manual)

  •2wirestartforanytransferswitch

  •CommunicateswiththeGeneracRTStransferswitch

  •Built-in7dayexerciser

  •Selectableenginespeedatexercise

  •Governorcontrollerisbuiltintothemastercontrolboard

  •Temperaturerange-40°C to 70 °C

ENGINE SPECIFICATIONS

MAKE ................................................................................................................ Generac

MODEL................................................................................................................2.4 Liter

CYLINDERS.........................................................................................................Inline 4

DISPLACEMENT.................................................................................................2.4 Liter

BORE ........................................................................................................................3.41

STROKE....................................................................................................................3.94

COMPRESSION RATIO...........................................................................................8.5:1

INTAKE AIR SYSTEM .............................................................Turbocharged/Aftercooled

VALVE SEATS ..................................................................................................Hardened

LIFTER TYPE....................................................................................................Hydraulic

GOVERNOR SPECIFICATIONS

TYPE ................................................................................................................Electronic

FREQUENCY REGULATION....................................................................± Isochronous

STEADY STATE REGULATION.......................................................................... ± 0.25%

ADJUSTMENTS FOR:

Speed .....................................................................................................Yes

Droop ...................................................................................................... Yes

ENGINE LUBRICATION SYSTEM

OIL PUMP ................................................................................................................Gear

OIL FILTER............................................................................. Full flow spin-on cartridge

CRANKCASE CAPACITY...................................................................................4 Quarts

ENGINE COOLING SYSTEM

TYPE .....................................................................................................................Closed

WATER PUMP.................................................................................................Belt driven

FAN SPEED .............................................................................................................2100

FAN DIAMETER............................................................................................... 22 inches

FAN MODE..............................................................................................................Puller

FUEL SYSTEM

FUEL TYPE .......................................................................... Natural gas, propane vapor

CARBURETOR...............................................................................................Down Draft

SECONDARY FUEL REGULATOR................................................................... Standard

FUEL SHUT OFF SOLENOID .......................................................................... Standard

OPERATING FUEL PRESSURE..................................................................5” - 14” H2O

ELECTRICAL SYSTEM

BATTERY CHARGE ALTERNATOR.............................................................12V 30 Amp

STATIC BATTERY CHARGER .............................................................................. 2 Amp

RECOMMENDED BATTERY .......................................................... Group 24F, 525CCA

SYSTEM VOLTAGE............................................................................................. 12 Volts

QT060

kW RATING 60

ENGINE SIZE 2.4LiterInline4

GENERATOR OUTPUT VOLTAGE/KW - 60Hz KW AMP CB Size

 120/208V,3-phase,0.8pf 60 208 250

 120/240V,3-phase,0.8pf 60 180 200

 277/480V,3-phase,0.8pf 60 90 100

GENERATOR LOCKED ROTOR KVA

AVAILABLE @ VOLTAGE DIP OF 35%

 Singlephaseor208/2403-phase  120 

 480V3-phase  141

ENGINE FUEL CONSUMPTION (Natural Gas) (Propane) Natural GasPropane

(ft3/hr.) (gal/hr.) cuft/hr

 Exercisecycle  123 1.34 49.3

 25%ofratedload  267 2.7 101

 50%ofratedload  483 5.0 183

 75%ofratedload  672 7.0 255

 100%ofratedload  862 9.0 327

ENGINE COOLING

Airflow(inlet air including alternator and combustion air) ft3/min. 3,280

 Systemcoolantcapacity USgal. 2.5

 Heatrejectiontocoolant BTU/hr. 270,000

 Max.operatingairtemp.onradiator °C(°F) 60(150)

 Max.ambienttemperature °C(°F) 50(140)

COMBUSTION AIR REQUIREMENTS

Flowatratedpower60Hz cfm 180

SOUND EMISSIONS IN DBA

 Exercisingat7meters  65

 Normaloperationat7meters  72

EXHAUST

Exhaustflowatratedoutput60Hzcfm 494

 Exhausttemp.atmuffleroutlet °F 1,050

ENGINE PARAMETERS

RatedsynchronousRPM 60Hz 3600

 HPatratedKW 60Hz 94

POWER ADJUSTMENT FOR AMBIENT CONDITIONS

 TemperatureDeration

  3%forevery10°Cabove-°C 25

  1.65%forevery10°Fabove-°F 77

 AltitudeDeration

  1%forevery100mabove-m 915

  3%forevery1000ft.above-ft. 3000

OPERATING DATA

QT060

RATING:Allthreephasesunitsareratedat0.8powerfactor.Allsinglephaseunitsareratedat1.0powerfactor.STANDBYRATING:Standbyratings

applytoinstallationsservedbyareliableutilitysource.Thestandbyratingisapplicabletovaryingloadsforthedurationofapoweroutage.Thereis

nooverloadcapabilityforthisrating.RatingsareinaccordancewithISO-3046-1.Designandspecificationsaresubjecttochangewithoutnotice.