- Guardian Liquid Cooled Gas Engine Generator Specifications

 QT027
kW RATING 27
ENGINE SIZE 2.4LiterInline4
GENERATOR OUTPUT VOLTAGE/KW - 60Hz KW Nat. Gas AMP KW LPG AMP CB Size (Both)
 120/208V,3-phase,0.8pf 25 87 27 94 100
GENERATOR LOCKED ROTOR KVA
AVAILABLE @ VOLTAGE DIP OF 35%
 Singlephaseor2083-phase  43
ENGINE FUEL CONSUMPTION (Natural Gas) (Propane) Natural Gas (25 kW) Propane (27 kW)
(ft
3
/hr.) (gal/hr.) cuft/hr
 Exercisecycle  42 0.44 16
 25%ofratedload  108 1.2 44
 50%ofratedload  197 2.2 81
 75%ofratedload  287 3.2 118
 100%ofratedload  359 4.1 147
ENGINE COOLING
Airflow(inlet air including alternator and combustion air) ft
3
/min. 2,400
 Systemcoolantcapacity USgal. 2.5
 Heatrejectiontocoolant BTU/hr. 120,000
 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 68
SOUND EMISSIONS IN DBA
 Exercisingat7meters  61
 Normaloperationat7meters  70
EXHAUST
 Exhaustflowatratedoutput60Hz cfm 130
 Exhausttemp.atmuffleroutlet °F 900
ENGINE PARAMETERS
RatedsynchronousRPM 60Hz 1800
 HPatratedKW 60Hz 40
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 183
  3%forevery1000ft.above-ft. 600
ENCLOSURE
Material  Aluminum
Color  PMS422(Bisque)
OPERATING DATA
QT027
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.