Caterpillar 311D LRR Excavator

Boom/Stick Excavator Option 1

Max Cutting Height 26 ft (8 m)
Max Loading Height 18 ft (5 m)
Max Vertical Wall Digging Depth 15 ft (4 m)
Shipping Height of Unit 9 ft (3 m)
Shipping Length of Unit 23 ft (7 m)

Boom/Stick Excavator Option 2

Max Cutting Height 26 ft (8 m)
Max Digging Depth 18 ft (5 m)
Max Loading Height 19 ft (6 m)
Max Reach Along Ground 26 ft (8 m)
Max Vertical Wall Digging Depth 16 ft (5 m)
Shipping Height of Unit 10 ft (3 m)
Shipping Length of Unit 23 ft (7 m)

Boom/Stick Excavator Option 3

Max Cutting Height 27 ft (8 m)
Max Digging Depth 18 ft (6 m)
Max Loading Height 19 ft (6 m)
Max Reach Along Ground 27 ft (8 m)
Max Vertical Wall Digging Depth 16 ft (5 m)
Shipping Height of Unit 10 ft (3 m)
Shipping Length of Unit 22 ft (7 m)

Bucket

Maximum Bucket Capacity 1 cu yd (1 cu m)
Minimum Bucket Capacity 0 cu yd (0 cu m)
Reference Bucket Capacity 1 cu yd (0 cu m)

Dimensions

Counterweight Clearance 3 ft (1 m)
Ground Clearance 2 ft (0 m)
Height – Top of Cab 9 ft (3 m)
Length of Track on Ground 9 ft (3 m)
Removal Counterweight Clearance 3 ft (1 m)
Shipping Height 10 ft (3 m)
Tail Swing Radius 6 ft (2 m)
Transport Width 9 ft (3 m)
Width to Outside of Tracks 9 ft (3 m)

DRIVE SYSTEM

Maximum Drawbar Pull 25,600 lbs (11,612 kg)
Travel Speed 3 mph (5 kph)

Engine

Bore 4 in (10 cm)
Displacement 259 cu in (4,244 cu cm)
Engine Model Cat C4.2 ACERT
Flywheel Power 80 hp (60 kw)
Gross Power 86 hp (64 kw)
ISO 9249 80 hp (60 kw)
Model CatC4.2ACERT
Net Power 80 hp (60 kw)
Net Power – SAE J1349 80 hp (60 kw)
SAE J1349 80 hp (60 kw)
Stroke 5 in (13 cm)

Hydraulic System

Boom Cylinder – Bore 4 in (10 cm)
Boom Cylinder – Stroke 39 in (100 cm)
Bucket Cylinder – Bore 4 in (10 cm)
Bucket Cylinder – Stroke 37 in (94 cm)
Main Implement System – Maximum Flow (2x) 31 gpm (117 lpm)
Maximum Pressure – Implements 4424 psi
Maximum Pressure – Swing 3336 psi
Maximum Pressure – Travel 5076 psi
Stick Cylinder – Bore 4 in (11 cm)
Stick Cylinder – Stroke 47 in (119 cm)

Operating Specifications

Cooling System Fluid Capacity 5 gal (18 l)
Engine Oil Capacity 5 gal (19 l)
Fuel Capacity 56 gal (210 l)
Hydraulic Pump Flow Capacity 31 gpm (117 lpm)
Hydraulic System Fluid Capacity 38 gal (145 l)
Hydraulic System Relief Valve Pressure 5076.4 psi
Swing Drive Fluid Capacity 1 gal (3 l)

Service Refill Capacities

Cooling System 5 gal (19 l)
Engine Oil 5 gal (19 l)
Final Drive – Each 1 gal (4 l)
Fuel Tank 55 gal (208 l)
Hydraulic System – Including Tank 38 gal (144 l)
Hydraulic Tank 21 gal (79 l)
Swing Drive – Each 1 gal (4 l)

Standards

Cab/FOGS SAE J1356 FEB88/ISO 10262

Swing Mechanism

Swing Speed 11.4 rpm

Undercarriage

Drawbar Pull 25,628 lbs (11,625 kg)
Ground Pressure 5 psi
Max Travel Speed 3 mph (5 kph)
Shoe Size 24 in (60 cm)
Track Gauge 7 ft (2 m)

Weights

Operating Weight 27,514 lbs (12,480 kg)
Operating Weight – Long Undercarriage 27,514 lbs (12,480 kg)
Ask A Question