- Category: Crawler Dozers ➔
- Manufacturer: Komatsu ➔
- Model: D39EX22 ➔
The Komatsu D39EX22 Crawler Dozer boasts a powerful turbocharged, air-to-air aftercooled engine with a gross power of 80 horsepower and a net power of 78 horsepower. Equipped with a dual-path, hydrostatic transmission, this machine features a standard blade capacity of 2.2 cubic yards and can achieve a maximum speed of 5.3 mph both forward and in reverse. The dozer's hydraulic system offers a pump flow capacity of 26.2 gpm and a relief valve pressure of 3983 psi, making it suitable for a variety of earthmoving and construction tasks. With an operating weight of 18055.9 lbs and a fuel capacity of 51.6 gallons, the D39EX22 is a reliable and efficient choice for heavy-duty projects.
General Specifications
Dimensions
Ground Clearance | 1 ft (0 m)
|
Height - Top of Cab | 9 ft (3 m)
|
Track Gauge | 6 ft (2 m)
|
Engine
Aspiration | Turbocharged air-to-air aftercooled
|
Bore | 4 in (11 cm)
|
Displacement | 199 cu in (3,261 cu cm)
|
Engine Model | Komatsu SAA4D107E-1*
|
Gross Power | 80 hp (60 kw)
|
Net Power | 78 hp (58 kw)
|
Number of Cylinders | 4
|
Power Measured @ | 2200 rpm
|
Stroke | 5 in (12 cm)
|
Hydraulic System
Pump Flow Capacity | 26 gpm (99 lpm)
|
Relief Valve Pressure | 3983 psi
|
Operating Specifications
Alternator Supplied Amperage | 35 amps
|
Cooling System Fluid Capacity | 5 gal (18 l)
|
Engine Oil Capacity | 3 gal (11 l)
|
Final Drives Fluid Capacity | 1 gal (4 l)
|
Fuel Capacity | 52 gal (195 l)
|
Hydraulic Fluid Capacity | 16 gal (60 l)
|
Operating Voltage | 24 volts
|
Operating Weight | 18,056 lbs (8,190 kg)
|
Standard Blade
Blade Angle (both directions) | 25 degrees
|
Capacity | 2 cu yd (2 cu m)
|
Height | 33 in (84 cm)
|
Width | 8 ft (3 m)
|
Transmission
Max Speed - Forward | 5 mph (9 kph)
|
Max Speed - Reverse | 5 mph (9 kph)
|
Number of Forward Gears | 3
|
Number of Reverse Gears | 3
|
Transmission Type | dual-path hydrostatic
|
Undercarriage
Ground Contact Area | 33,650,567 cu in (551,435,220 cu cm)
|
Ground Pressure | 6 psi
|
Track Gauge | 6 ft (2 m)
|