Detailed DescriptionSKU KODF-250T312:
The Kohler Model 250REZXB-3 is a Defender™ Series generator with 250 kW (313 kVA) 60 Hz,of maximum output. These industrial generators are suitable for standby and prime power with Prime power calculated as 225 kW (281 kVA) 60 Hz,. When you need the dependability of an industrial grade generator, with all the features you need, the Defender™ Series is for you. Available in several models, open and enclosed with multiple options, this series is competitively priced to deliver the performance and value found only on more expensive competitors models. See Enclosures below.
Kohler generators are designed for use in virtually all applications where power is needed. Kohler generators are manufactured to commercial specifications using the latest manufacturing technologies. All models are built with the quality and reliability you would expect from Kohler, a leading generator manufacturer.
The Kohler brushless alternator utilized on this model is manufactured to exacting specifications using the best manufacturing methods. Kohler generators use electronic technology to control the voltage with a voltage variation of less than 1.5% throughout the entire power range. That means you can use this generator with computers and sensitive electronics safely, with no sacrifice in generator performance.
This model features a premium Doosan Model D146L , 8 cylinder, 402 HP, NG/LP fueled, liquid cooled engine with electric start. This model runs at 1800 RPM and generates 250 kW (313 kVA) 60 Hz,of Standby (emergency or maximum) power and 225 kW prime (continuous) power at a primary voltage of 120/208 VAC, three phase, 60 Hertz, with 1.5% voltage accuracy 6% Frequency accuracy. Single phase models are available as 120/240 VAC. Three phase models are available as 120/240, 120/208 or 277/480 VAC.
Dimensions: Open dimensions are 137.8" Long X 68.9" Wide X 84.6" High. Open weight is 7055 lbs. Enclosed dimensions are 137.8" Long X 68.9" Wide X 84.6" High. Enclosed weight is 7555 lbs.
Quality Control & Load Bank Testing: All Kohler generators are factory load bank tested to rated capacity. Kohler requires startup by an authorized Kohler dealer. GeneratorJoe will arrange for the local dealer where the generator is located to contact the buyer and arrange for startup. Startup fees are determined by the local Kohler dealer and are not included in GeneratorJoe's prices.
Enclosures: Weather and sound proof enclosures (if available), are built using steel panels and locking doors on a modular structural base frame. Sound enclosures include a rock-wool layer of insulation, which complies with the prevailing regulations and accomplishes the sound attenuating elements. Most enclosures include hot ambient air pusher fan. Select an enclosure from the Product Options windows, if available. Tier 4 models are sold with weather/sound enclosures only.
Fuel Tanks: No tanks are provided for NG/LP generators. If you need a propane tank, contact your local propane provider or for natural gas contact your local utility.
BUTTONS: The Buttons describe below provide information to help you select the right generator for your situation.
Compare: To compare this generator to another model, click on the Compare Button. Then select another model and click compare on that model. You can select up to 5 models at a time. Then click Compare on the comparison window and a chart will appear. You can print the chart and compare many factors including dimensions, weight and fuel economy .
Value Converter: To convert one value to another use the Value Converter Button.
Factory Brochure: To see a printable factory brochure for this product click on the Factory Brochure Button.
Warranty: To see a printable warranty for this model click on the Warranty Button. The price shown includes a factory warranty of 12 months
Website Help: To obtain website help click on the Website Help Button.
TABS: You are reading the Detailed Description tab. The other available Tabs are explained below. You can go to any tab or button and you will remain on the selected generator model when you close the window or click on another tab.
Priced Packages: To see typical priced packages using this product click the Priced Packages tab.
Priced Options: To see the options available on this model, including transfer switches and external fuel tanks, click on the Priced Options tab.
Detailed Specifications: To see a printable detailed specification on this product click the Detailed Specifications tab. A new window will open where you will find conversions for metric measurements, single phase de-ration of three phase units, derating calculations for elevation and temperature as well as fuel consumption and total run time by tank size and more. You can print the tab contents and go to other tabs when you are done.
Technical Summary: To see a printable technical summary for this product click the Technical Summary tab. You can print the tab contents and go to other tabs when you are done.
Model Features: To see a printable list of Standard and Optional features for this product click the Model Features tab. You can print the tab contents and go to other tabs when you are done.
Lease Purchase: To obtain lease purchase pricing for this product with variable factors click on the Lease Purchase tab. A new window will open, follow the instructions on the page.
Product Families: To see other products in this Series or in related Series click the Product Families tab. A new window will open, follow the instructions on the page.
Product Finder: To find generators of various types, fuels and configurations click the Product Finder tab. A new window will open, follow the instructions on the page.
Transfer Switches: The automatic transfer switch monitors utility and generator power. When utility power fails or is unsatisfactory, the transfer switch control starts the generator set. Click on the Transfer Switch tab for a complete explanation and to look up prices on the full line of switches we carry. A new window will open, you can select a switch and click Info/Buy to add the switch to the shopping cart.
Other Requirements or Options and GSA: If you do not find the options you need on Priced Options tab if you have requirements you cannot find or if you have questions, please contact us. If your needed option is not available we have many other brands that may provide the options you need or we will custom build a generator to your specifications. Please contact GeneratorJoe at (707) 542-2224 or write [email protected]. If you are a college or university, federal, state, county, city or government agency customer write to [email protected].
Additional Information on this product is available on buttons on this page and links at the bottom of this page.
Please see our extensive educational area on the left side blue column of this screen under the INFORMATION sign.Included Equipment: This generator set has a Doosan diesel engine and medium duty alternator on a heavy duty steel frame skid base, radiator, governor, automatic shutdowns, engine vibration isolators, programmable digital controller, silencer, air cleaner, oil filter, flexible oil and radiator drain hose, battery tray and cables, 12 VDC "float" battery charger, circuit breaker, fluid fill, owner's manual on CD and warranty. Batteries are included. Other options are NOT included, please purchase the options from the drop down option lists. Open units DO NOT include an exhaust system or flex connector, purchase these options from the option lists.
The packages shown below are the most common combinations of options. Each package includes only the options listed. Also see Included Equipment above.
If you want a Package deal but need additional options, select the options in the drop down windows above, then check the box "Option Only", Click the Product BUY button and then Click the "Package" BUY button next.
You can also select all the options you want and just click the product BUY button and select your custom configuration.
Purchase option onlyIncluded Equipment: This generator set has a Doosan diesel engine and medium duty alternator on a heavy duty steel frame skid base, radiator, governor, automatic shutdowns, engine vibration isolators, programmable digital controller, silencer, air cleaner, oil filter, flexible oil and radiator drain hose, battery tray and cables, 12 VDC "float" battery charger, circuit breaker, fluid fill, owner's manual on CD and warranty. Batteries are included. Other options are NOT included, please purchase the options from the drop down option lists. Open units DO NOT include an exhaust system or flex connector, purchase these options from the option lists.
Defender™ Series, 250 kW (313 kVA) 60 Hz, SKU KODF-250T312, Model 250REZXB-3, (Open, No Enclosure), Enclosures Optional, Use Request Price Form or Call for Instant Quote.1 Year Limited WarrantyMechanical GovernorLine Circuit BreakerOil Drain Extention with Shutoff valveRodent-Proof ConstructionBattery CablesGas StrainerNEMA, IEEE & ANSI Compliant AlternatorUnit Mounted Radiator w/ Pusher Fan (included with enclosures)Class H InsulationSafety Shutdowns; Temperature, Oil Pressure, Overcrank, OverspeedGenerator Directly Connected to EngineLiquid CooledAlternator ProtectionRodent GuardsBrushless Rotating Field AlternatorIntegral Vibration IsolationOperation / Installation ManualLow Coolant Level ShutdownsInsulation Class InsulationSuperior Electronic Protection from Corrosion & VibrationSelf-ventilated and Dripproof ConstructionAir Cleaner, Heavy DutyAir Cleaner Restriction IndicatorDefender™ Series, 250 kW (313 kVA) 60 Hz, SKU KODF-250T312, Model 250REZXB-3, (Open, No Enclosure), Enclosures Optional, Use Request Price Form or Call for Instant Quote.120/240 VAC 1 Phase Alternator2, 5 & 10 year Extended WarrantiesAdvanced Digital ControlAlternator Strip HeaterAuxiliary fuel pumpBatteryBattery Charger, Equalize/Float TypeBattery HeaterBlock heaterCARB and EPA-certified Fuel SystemCommon Failure RelayCritical Exhaust SilencerCSA certificationElectronic Isochronous GovernorFlexible Exhaust Connector, Stainless SteelFlexible Fuel LinesFuel Pressure GaugeFuel Water SeparatorIBC Seismic CertificationInner Tank Leak AlarmInput/Output ModuleKohler or ASCO Automatic Transfer SwitchLine Circuit Breaker (NEMA type 1 enclosure)Line Circuit Breaker with Shunt Trip (NEMA type 1 enclosure)Maintenance kitManual Speed Adjust (requires Electronic Governor)Multi Fuel system, LP/Natural GasRadiator Duct FlangeRemote Annunciator PanelRemote Digital GaugesRemote Emergency StopRemote RadiatorRun RelayStainless Steel Latches and HingesSubbase Fuel Tanks, Various SizesUL 2200 ListingWeather or Weather/Sound Enclosure
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