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Top Features

  • Tier 3 Diesel

  • 308 kVA Prime Output

  • John Deere Diesel Engine


The generator set is powered by a radiator-cooled, industrial John Deere Diesel engine, which meets current Environmental Protection Agency (EPA) non-road exhaust emission regulations, driving a single bearing, four-pole, three-phase alternator, with IP23 protection. The Prime Power kVA rating for generator set is given with a 125 degree C alternator winding temperature rise.

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Product Details


60Hz Power Ratings kVA (kW):

120/240 V, 1 Ph, PF 1:                    Prime: 170.0 kVA / 170.0 kW
                                                          Standby: 185.3 kVA/ 185.3 kW

120/208 V, 3 Ph, PF 0.8:                 Prime: 307.8 kVA / 246.3 kW
                                                          Standby: 342.0 kVA / 273.6 kW

277/480 V, 3 Ph, PF 0.8:                 Prime: 309.1 kVA / 247.3 kW
                                                          Standby: 343.5 kVA / 274.8 kW

347/600 V, 3 Ph, PF 0.8:                 Prime: 308.1 kVA / 246.5 kW
                                                          Standby: 335 kVA / 268 kW

Generator Set Specification:

Governor Regulation Class:          ISO 8528 Part1 Class G3

Voltage Regulation:                        No load to full load: ± 1%

Random Voltage Variation:           ± 0.5%

Frequency Regulation:                   Isochronous

Random Frequency Variation:      ± 0.25%

Radio Frequency Emissions Compliance:   Meets requirements of most industrial and commercial applications

sKVA at 480 V with 30% V Dip:     945 A

Main Line Circuit Breaker:            1200 A (208V-240V-480V) - 400 A (347/600V) capacity


Weights and Dimensions:

Dimensions (w/o trailer):              L: 165.4" x W: 64.9" x H: 104.9"

Dry Weight (w/o trailer):               11,900 lbs


Engine Specification:

Manufacturer:                                 John Deere

Model:                                              6090HF484-315

EPA Certified:                                  Tier 3 TPEM

Crankshaft Speed:                         1800 rpm

Type:                                                Industrial, four-stroke

Injection:                                         HPCR

Aspiration:                                      Turbocharged

Number Of Cylinders:                   Six (6)

Cylinder Arrangement:                 Vertical, In-line

Displacement:                                540 CID (9 L)

Bore and Stroke:                            4.661" x 5.354" (118.4 mm x 136 mm)

Nominal Power:                             380 hp

Cooling:                                           Liquid

Governor:                                        Electronic

Starting Motor & Alternator:       24 V

Compression Ratio:                      16.0:1

Air Cleaner Type:                           Medium duty dry type with blockage indicator

Exhaust Gas Flow:                         2066 cu. ft./minute (58.5 cu. m/minute)

Max. Exhaust Temp At Full Load:   1180°F (638°C)

Max. Permissible Back Pressure:   30 ins H2O (7.5 kPA)


Cooling System:

Engine Cooling Air Flow:              350.2 cu. ft./second (9.9 cu. m/second)

Alternator Cooling Flow:              34.96 cu. ft./second 0.99 cu. m/second)

Total Cooling Air Flow:                  433.3 (11.33)
(Engine + Alternator + Combustion)

Total Cooling Capacity:                12.1 gal (46 L)


Lubrication System:

Oil Pan Capacity:                           7.7 gal (19 L)

Oil Pan Capacity With Filter:        9 gal (34 L)

Oil Cooler:                                      Water cooled

Recommended Lubricating Oil Grade:   15W 40

Oil Consumption At Full Load:    Less than 0.1% of fuel consumption

Oil Pressure:                                  38 psi (260 kPA)

Engine Electrical System:

Starting Motor Voltage:                24 V

Battery Capacity:                           120 A

Cold Cranking Amps - Minimum:   750 A


Sound Attenuated Enclosure:

Noise Level:                                    dBA at 23 ft (7 m): 75


Fuel System:

Grade:                                            # 2 diesel - ULSD

Tank Capacity:                               438.2 gal (1660 L)

Approximate Run Time At 100% Load:   23.8


Prime Rating Fuel Consumption:

100% Load:                                   18.4 gal (69.8) L) / hour

75% Load:                                     15.9 gal (60.2 L) / hour

50% Load:                                     11.3 gal (42.7 L) / hour

25% Load:                                      5.8 gal (22.1 L) / hour


Alternator Specification:

Manufacturer:                               Stamford

Model:                                            HCI 444 D (WDG 311) - HCI 444 C (WDG 17 - 600V)

Voltages:                                        1-phase 120/240; 3-phase 120/208, 277/480, 346/600 (WDG 17)

Alternator Type:                           4-pole, rotating field

Excitation System:                       Brushless with PMG & AVR MX 341

Power Factor:                               0.8

Number Of Leads:                       12

Stator Pitch:                                  2/3

Insulation:                                    Class H

Windings - Temperature Rise:   120° C

Enclosure (IEC-34-S):                   IP 23

Bearing:                                         Single, sealed

Coupling:                                       Flexible disc

Amortisseur Windings:               Full

Voltage Regulation:                     No load to full load with MX341 AVR: Plus or minus 1%

TIF:                                                 < 50

Line Harmonics:                           5% maximum

Additional Features

John Deere Diesel Engine: Long-life, heavy-duty, 4-cycle, direct injection engine from a world renown manufacturer for economy of operation and maximum reliability and durability. Capable of full rated load acceptance in one step.

Cooling: Radiator with belt driven pusher fan.

Filtration: Heavy-duty replaceable element air-cleaner.

Alternator: Single bearing, rotating field, self-excited, selfventilated, 12-wire re-connectable, 60Hz brushless alternator with permanent magnetic generator (PMG) for reduced service and maintenance requirements, with Class H insulation. Automatic voltage regulator (AVR) providing close voltage regulation. Has a high skVA starting capability for electric motor loads.

Certification: Generator set is CSA certified and meets ISO 8528-5.

Arrangement: Engine and alternator units are closed coupled together and with mobile style anti-vibration isolators, mounted between the assembly and a heavy-duty steel base. The sturdy base frame has openings allowing for winching, slinging and forklift pockets for ease of handling

Fuel Tank: The environmentally friendly steel base contains a welded sub-base fuel tank with external filling system. The base has 110% containment capability for any diesel fuel, coolant or engine oil spills.
Easy access is provided to the tank for periodic fuel tank cleaning. A fuel level gauge is also provided as standard.

Enclosure: Fully sound attenuated enclosure, fabricated in 11-gauge steel, powder coated with finish that exceeds 1000-hr salt spray test, curved edges, minimum outside fasteners and single point lift.
Ample layer of durable Rockwool sound insulating material placed all around the inside of the container, doors and ducting with metal retainer frames. Can be cleaned by high-pressure water and is oil and fire resistant.
Vertical air discharge for quiet operation.
Wide steel lockable access doors with rubber seals, for easy entrance of all maintenance personnel and any necessary service by technicians, with stainless steel hinges, hardware and fasteners resistant to corrosion.

Exhaust: Effective low noise, steel residential-type exhaust silencer with rain cap.

Fuel Filtration: Standard and secondary water separator with visible level on fuel filters

Voltage Selector Switch: Three-position, manual voltage selector switch. Lockable in three positions for switching set between 120/240V single phase and 120/208 and 277/480V 3-phase. (Not available for 600V configuration)

Controls: Digital control panel to operate all manual and automatic start and stop features. Many programmable automatic functions for local and remote controls with LED lights, tamper proof engine hour recorder with analog meters: voltmeter & switch, three (3) ammeters, Hz meter, fuel gauge and battery charge.

Load Connections: Covered distribution panel for easy access to cable power outlets, receptacles, lugs and Camloks.

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