Defender™ Series, 425 kW (531 kVA) 60 Hz, SKU GJDF2-425T314, Model 425 DF3, (Open, No Enclosure), Enclosures Optional

GeneratorJoe: 425 DF3   SKU  GJDF2-425T314
Power Phases three phase Engine Brand PSI
Frequency 60/50 Hertz Engine Model / Cylinders GC 21.9L
Voltage AC 277/480 HP  / Displacement 228  / 21.9 Liter
Voltage Regulator AVR Fuel NG/LP
Voltage Accuracy (no load  to rated load) +/- 1% Cooling liquid
Frequency Accuracy 0.5% RPM 1800
Maximum (Standby) Output 425 kW Governor electronic
Continuous (Prime) Output 382 kW Control Panel DGC-2020
Reconnectable 12 lead Starting System electric
Main Circuit Breaker Idle Control no
Alternator Brand Marathon Remote Starting / Choke yes / N/A
Alternator Model 433CSL6220 Mount Type open skid
Alternator Type brushless Manufacturer Requires Startup No
Load Amperage at Voltage Fuel Consumption
Volts > 120 208 240 277 480
Maximum Load Amps (kW / kVA) 2559/2670 1476/1535 1280/1396 1109/1209 640/698
Continuous Load Amps (kW / kVA) 2300/2400 1327/1380 1150/1255 996/1087 575/627
% > 50% 75% 100%
Fuel Use Load () - Gal/Hr. 39.5 59.3 79.0
Run Time Hours 2.5 1.7 1.3
Included Equipment: This generator set includes a PSI natural gas or propane engine with alternator on a heavy duty steel frame skid base, automatic shutdowns, radiator, governor, engine vibration isolators, air filter, oil filter, oil drain kit with extension, battery tray (if not an option), battery hold down and cables, fluid fill (no fuel), owner's manual on CD and warranty. Batteries are not included. Other options are NOT included, please purchase the options from the option lists. Open units DO NOT include an exhaust system or flex connector, purchase these options from the option lists. Fuel Tank
Day Capacity (Gal / Liters) Typical tank 100 gallons (not included)
Base Tank Capacity (Gal / Liters)
Dimensions "Enclosed" Model Dimensions "Open" Model
Length (inches / mm) Length (inches / mm) 96.0 / 2,438
Width (inches / mm) Width (inches / mm) 46.0 / 1,168
Height (inches / mm) Height (inches / mm) 60.0 / 1,524
Weight (Lbs / Kg)   Weight (Lbs / Kg)  2,650 / 1,202
Muffler Type residential Muffler Type industrial
Warranty Quietness
Engine / Alternator 5 year(s) or 5000 hours

Open Noise Level dB @ 7 meters

For specific warranty information see WARRANTY on the product page. Closed Noise Level dB @ 7 meters



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Notice: Specifications, features, controls and other data subject to change, substitution or modification without notice. Some data may be approximate. We recommend that you review the Product Details, Product Brochures and Warranty for this product. Some models require factory startup services to validate warranties. All equipment should be sized, installed, started and maintained by licensed elecrical or generator professionals. All sales of equipment subject to conditions of sale posted on the website at Policy & Warranties, subject to change without notice.

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Defender™ Series, 425 kW (531 kVA) 60 Hz, SKU GJDF2-425T314, Model 425 DF3, (Open, No Enclosure), Enclosures Optional

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