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Cat 311B

Cat 311B

Brand: Cat
Category: Excavators
  • Weight 24527 lbs (11125 kg)
  • Horsepower 79 HP (59 kW)
  • Digging Depth 187 in. (475 cm)

Specs

General Information

Manufacturer Cat
Model 311B
Excavator Type Mid-Size Excavators

Engine

Engine Make Caterpillar
Engine Model 3064T
Displacement 259 cu. in. (4244,2 cc)
Bore 4,0 in (10,2 cm)
Stroke 5,1 in (13,0 cm)
Gross Power 85 hp (63 kw)
Net Power 79 HP (59 kW)
Aspiration Turbocharged
Rated Power 1800 RPM

Electrical System

Operating Voltage 24 V
Alternator 50 A

Fluid Capacities

Fuel Capacity 66,1 gal (250,2 l)
Engine Oil Capacity 3,5 gal (13,2 l)
Cooling Capacity 4,1 gal (15,5 l)
Hydraulic System Capacity 41,5 gal (157,1 l)
Swing Drive Capacity 0,8 gal (3,0 l)

Drive System

Drawbar Pull 20720 lbs (9,399 kg)
Max Travel Speed 3.5 mph (5,6 km)

Hydraulic System

Hydraulic Pump Flow Capacity 57.1 GPM (216 LPM)
Relief Valve Pressure 4980 psi (343 Bar)

Swing System

Swing Speed 10.8 RPM

Bucket and Arm

Reference Bucket Capacity 0,6 cu yds (0,5 m2)
Max Bucket Capacity 1,1 cu yds (0,8 m2)
Min Bucket Capacity 0,5 cu yds (0,4 m2)

Working Ranges

Max Digging Depth 187 in. (475 cm)
Max Loading Height 208,8 in. (530,4 cm)
Max Reach Along Ground 288,0 in. (731,5 cm)
Max Vertical Wall Digging Depth 164,4 in. (417,6 cm)
Max Cutting Height 302,4 in. (768,1 cm)

Dimensions

Overall Length 285,6 in. (725,4 cm)
Cab Height 109,2 in. (277,4 cm)
Overall Width 98,4 in. (249,9 cm)
Tail Swing Radius 84,0 in. (213,4 cm)
Removal Counterweight Clearance 37,2 in. (94,5 cm)
Track Gauge 79,2 in. (201,2 cm)
Track Length 1236,0 in. (3139,4 cm)
Length of Track on Ground 103,2 in. (262,1 cm)
Ground Clearance 18,0 in. (45,7 cm)

Undercarriage

Ground Pressure 5,6 psi (38,6 kPa)
Shoe Size 19,7 in. (50,0 cm)

Weights

Operating Weight 24527 lbs (11125 kg)

Our Rating

The overall rating is based on review by our experts.

7.5
  • Capacity 6 / 10
  • Compatibility 6 / 10
  • Design & Ergonomics 9 / 10
  • Durability 8 / 10
  • Environmental Impact 8 / 10
  • Fuel Efficiency 7 / 10
  • Maintenance 8 / 10
  • Maneuverability 8 / 10
  • Market Reputation 7 / 10
  • Safety 7 / 10
  • Second-Hand Market 8 / 10
  • Technology 8 / 10

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Disclaimer Note

While the information on this platform is carefully reviewed, we cannot guarantee the absence of possible errors or omissions. Therefore, we recommend verifying technical specifications with your dealer before making any purchases. The information provided here is for general purposes only and does not come with a guarantee of accuracy. It is crucial to obtain up-to-date and precise information before making any decisions.

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