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305.5E2 CR (Tier 4 Interim)

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305.5E2 CR (Tier 4 Interim) Standard Equipment

Stick
  • – Standard stick

305.5E2 CR (Tier 4 Interim) Optional Equipment

Stick
  • – Long stick

Overview

The Cat E2 Series Mini Hydraulic Excavators are designed to carry on the solid performance of their E Series predecessors, while adding even greater value for the customer. The new High Definition Hydraulic (HDH) System, redesigned operator station and enhanced digital control panel specially designed for Cat Mini Excavators – COMPASS (Complete, Operation, Maintenance, Performance And Security System) – are all standard features that improve performance and increase value.

Engine

Units:
Engine Model Cat® C2.4 Cat® C2.4 Less
Net Power 44.2 mm H2O 32.9 kg/mm Less
Gross Power 45.7 mm H2O 34.1 kg/mm Less
Net Power - ISO 9249 44.2 mm H2O 32.9 kg/mm Less
Bore 3.4 in 87.0 mm Less
Displacement 146.0 in³ 2.4 l Less
Stroke 4.0 in 102.4 mm Less
Note Cat C2.4 engine meets U.S. EPA Tier 4 Interim/EU Stage IIIA emission standards. Cat C2.4 engine meets U.S. EPA Tier 4 Interim/EU Stage IIIA emission standards. Less
Rated Net Power - ISO 9249 44.1 mm H2O 32.9 kg/mm Less

Weights

Operating Weight 11958.0 lb 5423.0 null Less
Operating Weight - With Cab 11958.0 lb 5423.0 null Less
Note Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines. Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines. Less
Operating Weight - With Canopy 11596.0 lb 5259.0 null Less

Travel System

Ground Pressure 4.7 psi 32.2 kPa Less
Maximum Traction Force - High Speed 6025.0 lbf 26.8 kN Less
Maximum Traction Force - Low Speed 10745.0 lbf 47.8 kN Less
Travel Speed - High 2.8 mile/h 4.5 km/h Less
Travel Speed - Low 1.7 mile/h 2.8 km/h Less

Hydraulic System

Auxiliary Circuit - Primary 21.1 gal/min 80.0 l/min Less
Auxiliary Circuit - Secondary 6.6 gal/min 25.0 l/min Less
Digging Force - Stick - Long 5575.0 lbf 24.8 kN Less
Digging Force - Stick - Standard 6497.0 lbf 28.9 kN Less
Operating Pressure - Equipment 3553.0 psi 245.0 bar Less
Operating Pressure - Swing 3132.0 psi 216.0 bar Less
Operating Pressure - Travel 3553.0 psi 245.0 bar Less
Pump Flow 43.1 gal/min 163.0 l/min Less
Digging Force - Bucket 11443.0 lbf 50.9 kN Less
Note Load sensing hydraulics with variable displacement piston pump. Load sensing hydraulics with variable displacement piston pump. Less

Swing System

Machine Swing Speed 10.0 r/min 10.0 r/min Less
Boom Swing - Left - With Stop 60° 60° Less
Boom Swing - Left - Without Stop 80° 80° Less
Swing - Right 50° 50° Less

Blade

Width 78.0 in 1980.0 mm Less
Height 14.8 in 375.0 mm Less
Dig Depth 21.9 in 555.0 mm Less
Lift Height 15.9 in 405.0 mm Less

Service Refill Capacities

Cooling System 2.8 gal (US) 10.5 l Less
Engine Oil 2.5 gal (US) 9.5 l Less
Hydraulic Tank 18.0 gal (US) 68.3 l Less
Fuel Tank 16.6 gal (US) 63.0 l Less
Hydraulic System 20.6 gal (US) 78.0 l Less

Operating Specifications

Maximum Dig Depth 152.0 in 3870.0 mm Less

Operator Station

Operator Station

Operation and Hydraulic Control

Operation and Hydraulic Control

Engine

Engine

COMPASS Control Panel

COMPASS Control Panel

COMPASS Control Panel

COMPASS Control Panel

COMPASS Control Panel

COMPASS Control Panel

COMPASS Control Panel

Compact Radius Design

Undercarriage

Undercarriage

Undercarriage

Dozer Blade

Dozer Blade

Dozer Blade

Coupler and Work Tool Options

Coupler and Work Tool Options

Coupler and Work Tool Options

Coupler and Work Tool Options

Serviceability and Support

Serviceability and Support

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