20KW Spec Sheet - Generac Parts

SPECIFICATIONSGENERATORModel 05506 (20 kW)Rated Maximum Continuous Power Capacity (LP)20,000 Watts*Rated Maximum Continuous Power Capacity (NG)18,000 Watts*Rated Voltage 120/240Rated Maximum Continuous Load Current240 Volts 83.3 LP/75 NGTotal Harmonic Distortion Less than 5%Main Line Circuit Breaker100 AmpPhase 1Number of Rotor Poles 2Rated AC Frequency60HzPower Factor 1Battery Requirement (not included)Group 26R12 Volts and525 Cold-crankingAmperes MinimumUnit Weight451 PoundsDimensions (L” x W” x H”) 48 x 25 x 29Sound output in dB(A) at 23 ft. with generator operating at normal load 66Sound output in dB(A) at 23 ft. with generator in Whisper-Test low speed exercise mode 60ENGINEModel 05506 (20 kW)Type of EngineGENERAC OHVI V-TWINNumber of Cylinders 2Rated Horsepower36 @ 3,600 rpmDisplacement999ccCylinder BlockAluminum w/CastIron SleeveValve ArrangementOverhead ValveIgnition SystemSolid-state w/MagnetoGovernor SystemElectronicCompression Ratio 9.5:1Starter12 VdcOil Capacity Including FilterApprox. 1.7 Qts.Operating RPM 3,600Fuel ConsumptionNatural GasLiquid Propanecu.ft./hr.1/2 LoadFull Loadft 3 /hr (gal/hr)1/2 LoadFull Load69 (1.89)106 (2.90)Required fuel pressure to generator fuel inlet at all load ranges - 5 to 7 inches of water column for natural gas, 11 to 14 inches of water column for LP gasCONTROLS2-Line Plain Text LCD DisplaySimple user interface for ease of operationMode Switch-AutoAutomatic Start on Utility failure. 7 day exerciser-OffStops unit. Power is removed. Control and charger still operate.-Manual/Test (start)Start with starter control, unit stays on. If utility fails, transfer to load takes place.Engine Start SequenceCyclic cranking: 16 sec. on, 7 rest (90 sec. maximum duration)Engine Warm-up10 secondsEngine Cool-Down1 minuteStarter Lock-outStarter cannot re-engage until 5 sec. after engine has stopped.2.5 Amp Timed Trickle Battery Charger StandardAutomatic Voltage Regulator w/Overvoltage ProtectionStandardAutomatic Low Oil Pressure ShutdownStandardOverspeed ShutdownStandard, 72HzHigh Temperature ShutdownStandardOvercrank ProtectionStandardSafety FuseRating 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 withBS5514, ISO3046 and DIN6271). * Maximum wattage and current are subject to and limited by such factors as fuel Btu content, ambient temperature, altitude, engine power and condition, etc. Maximumpower decreases about 3.5 percent for each 1,000 feet above sea level; and also will decrease about 1 percent for each 12° C (10° F) above 15.5° C (60°F).206294Standard

Guardian Standby Generator - 20 kWTRANSFER SWITCH & PRIORITY LOAD CENTERModel 05506 (20 kW)No. of Poles 2Current Rating (amps) 200Voltage Rating (VAC) 250Utility Voltage Monitor (fixed)-Pick-up75%-Dropout65%Return to Utilityapprox. 15 sec.Exerciser weekly for 12 minutesStandardUL ListedStandardDimensions (H” x W” x D”) 42 x 20 x 7.25Total of Pre-wired Circuits in Priority Load Center16No. 15A 120V5No. 20A 120V5No. 20A 240V1No. 40A 240V W2No. 50A 240V11Circuit Breaker ProtectedAvailable RMS SymmetricalFault Current @ 250 Volts 22,000H2H2H1Mechanical Dimensions (in inches)CurrentNo. of Height Width DepthH1RatingPoles H1 H2 W1 W2200 UL Listed 2 39.3 42.5 17.9 20.0 7.25Transfer Switch Features• Service Entrance Rated(US only)• Load Shedding Capability• Electrically operated,mechanically-held contacts forfast, positive connections.• Rated for all classes of load,100% equipment rated, bothinductive and resistive.• 2 pole, 250 VAC contactors.• 160 millisecond transfer time.• Dual coil design.• Main contacts are silver platedor silver alloy to resist weldingand sticking.H2H1W1Terminal Wire RangesATS Rated Amps CB Terminal Neutral Lug Assy Ground Assy200A 2-Pole UL 2 x 300 MCM - #1 4 x 350 MCM - #6 5 x #4 - #14Mounting Holes W14 x .25 Diameter• NEMA 3R (Outdoor rated)enclosure is standard on the200 amp switch.ERH7KWLIED)TRANSFERSWITCH8KW - 17KWW1(IF SUPPLIED)W2637.6[25.1]W2TRANSFERSWITCH20KW(IF SUPPLIED)TRANSFERDesign and specifications SWITCH subject to change without notice. Dimensions shown are approximate. Contact your Generac dealer for certified drawings. DO NOT USE THESE DIMENSIONS FOR INSTALLATION PURPOSES.20KW(IF SUPPLIED)1218[47.9]637.6[25.1]1218[47.9]731.9[28.8]642[25.3] 76.2 [3.0]PEA GRAVELMINIMUMLEFT SIDE VIEW642[25.3] 76.2 [3.0]1226 PEA GRAVEL[48.3] MINIMUMFRONT VIEWLEFT SIDE VIEW1226[48.3]FRONT VIEWGenerac Power Systems, Inc. • P.O. Box 297, Whitewater, WI 53190 • guardiangenerators.com©2008 Generac Power Systems, Inc. All rights reserved. All specifications are subject to change without notice. Bulletin 0176770SBY/Printed in U.S.A. 04.08, rev. 08.08