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311B

Small Excavators

Improved serviceability, performance and rugged durability combine to maximize productivity. Better controllability, simplified service and a more comfortable operator station increase productivity and lower operating costs.

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Engine Model Cat 3064T

Flywheel Power 59 kW

Gross Power 63 kW

ISO 9249 59 kW

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311B

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FEATURES & BENEFITS

Overview

Improved PerformanceBetter controllability, higher stick and bucket forces, increased lift capacity, simplified service and a more comfortable operator station increase y... Read more

Operator Station

Ergonomic Control PlacementThis cab puts the operator firmly and comfortably in control which can translate into greater productivity.Viewing AreaExcellent viewing area t... Read more

Serviceability

Hydraulic Oil FilterAn operator or a serviceman can replace this cartridge-type filter without putting his hands in hydraulic oil.Engine Oil FilterThe 311B engine oil fil... Read more

Electronic Control System

ControllabilityControllability of the 311B have been greatly improved to increase operator comfort. This improves operating effectiveness and efficiency. Read more

Hydraulics

Hydraulic SystemTwo variable displacement, axial-piston pumps power the boom, stick, swing, bucket, auxiliary and travel circuits. One single-section, gear-type pump powe... Read more

Undercarriage and Blades

UndercarriagePrecision robotic welding helps ensure quality welds. These welds increase rigidity, reduce internal stresses     and enhance durability... Read more

Structures

Advanced carbody designAdvanced carbody design stands up in the toughest applications.Robot-welded track roller framesRobot-welded track roller frames are press-formed, p... Read more

SPECIFICATIONS FOR 311B

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Engine

Engine Model	Cat 3064T
Flywheel Power	59 kW
Gross Power	63 kW
ISO 9249	59 kW
SAE J1349	58 kW
EEC 80/1269	59 kW
Bore	102 mm
Stroke	130 mm
Displacement	4.25 l

Weights

Operating Weight

12560 kg

Swing Mechanism

Swing Torque	30400 kN·m
Swing Speed	10.8 r/min

Drive

Maximum Drawbar Pull	92 kN
Travel Speed	5.5 km/h

Hydraulic System

Main Implement System - Maximum Flow (2x)	108 l/min
Maximum Pressure - Implements	29900 kPa
Maximum Pressure - Travel	34300 kPa
Maximum Pressure - Swing	23050 kPa
Pilot System - Maximum Flow	17 l/min
Pilot System - Maximum Pressure	3900 kPa
Boom Cylinder - Bore	100 mm
Boom Cylinder - Stroke	1002 mm
Stick Cylinder - Bore	110 mm
Stick Cylinder - Stroke	1194 mm
Bucket Cylinder - Bore	100 mm
Bucket Cylinder - Stroke	939 mm

Service Refill Capacities

Fuel Tank	250 l
Cooling System	15.5 l
Engine Oil	13 l
Swing Drive - Each	2.8 l
Final Drive - Each	2.6 l
Hydraulic System - Including Tank	157 l
Hydraulic Tank	98 l

SELECT MODELS TO COMPARE

Small Excavators

315F L

Engine Model Cat C4.4 ACERT

Flywheel Power 72 kW

Bore 105 mm

Stroke 127 mm

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Bore 105 mm

Stroke 127 mm

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PAYMENT & DELIVERY

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