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307E2

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Overview

The Cat® 307E2 Mini Hydraulic Excavator delivers high performance, durability and versatility in a standard tail swing design to help you work in a variety of applications.

Engine

  • Engine Model Cat® C2.4 Turbo Cat® C2.4 Turbo
  • Net Power 50.6 HP 37.7 kW
  • Bore 3.4 in 87.0 mm
  • Displacement 146.5 in³ 2.4 l
  • Gross Power - ISO 14396 53.1 HP 39.6 kW
  • Note Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards. Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.
  • Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269 50.6 HP 37.7 kW
  • Stroke 4.0 in 102.4 mm

Weights

  • Operating Weight 16028.0 lb 7270.0 kg
  • Operating Weight - With Cab 16028.0 lb 7270.0 kg
  • Note (1) Weight with steel tracks with rubber pads, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines. Weight with steel tracks with rubber pads, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.
  • Note (2) Weight varies depending on machine configuration. Weight varies depending on machine configuration.

Travel System

  • Ground Pressure 4.92 psi 33.9 kPa
  • Gradeability - Maximum 20° 20°
  • Maximum Traction Force - High Speed 7599.0 33.8 kN
  • Maximum Traction Force - Low Speed 13331.0 59.3 kN
  • Travel Speed - High 3.17 mile/h 5.1 km/h
  • Travel Speed - Low 1.99 mile/h 3.2 km/h
  • Note (1) Each track is driven by one independent 2-speed motor. Each track is driven by one independent 2-speed motor.
  • Note (2) Drive modules are integrated into the roller frame for total protection. Drive modules are integrated into the roller frame for total protection.
  • Note (3) Straight line travel when tracking and operating the front linkage simultaneously. Straight line travel when tracking and operating the front linkage simultaneously.

Hydraulic System

  • Auxiliary Circuit - Primary (280 bar/4,061 psi) 33.8 gal/min 128.0 l/min
  • Auxiliary Circuit - Secondary (280 bar/4,061 psi) 8.7 gal/min 33.0 l/min
  • Digging Force - Bucket 11375.0 50.6 kN
  • Digging Force - Stick - Standard 8340.0 37.1 kN
  • Note Load sensing hydraulics with variable displacement piston pump. Load sensing hydraulics with variable displacement piston pump.
  • Operating Pressure - Equipment 4061.0 psi 28000.0 kPa
  • Operating Pressure - Swing 4061.0 psi 28000.0 kPa
  • Operating Pressure - Travel 4061.0 psi 28000.0 kPa
  • Pump Flow at 2,400 rpm 40.9 gal/min 154.0 l/min

Swing System

  • Machine Swing Speed 10.2 r/min 10.2 r/min
  • Note Automatic swing break, spring applied, hydraulic release. Automatic swing break, spring applied, hydraulic release.

Blade

  • Width 90.6 in 2300.0 mm
  • Height 17.5 in 445.0 mm
  • Dig Depth 15.3 in 390.0 mm
  • Lift Height 13.8 in 350.0 mm

Service Refill Capacities

  • Cooling System 3.7 gal (US) 14.0 l
  • Engine Oil 2.9 gal (US) 11.0 l
  • Hydraulic Tank 13.5 gal (US) 51.0 l
  • Fuel Tank 35.7 gal (US) 135.0 l
  • Hydraulic System 20.6 gal (US) 78.0 l

Operating Specifications

  • Machine Overhang 1.2 ft 358.0 mm
  • Stick Length - Standard 5.5 ft 1670.0 mm

Cab

  • Average Exterior Sound Pressure 98 dB(A) ISO 6395 – Dynamic Test 98 dB(A) ISO 6395 – Dynamic Test

Dimensions - Standard Stick

  • Boom Height - Shipping Position 8.6 ft 2630.0 mm
  • Boom In Reach 5.5 ft 1690.0 mm
  • Dig Depth 13.4 ft 4070.0 mm
  • Maximum Blade Depth 1.1 ft 350.0 mm
  • Maximum Blade Height 1.3 ft 390.0 mm
  • Maximum Dig Height 23.8 ft 7240.0 mm
  • Maximum Dump Clearance 17.0 ft 5190.0 mm
  • Maximum Reach 20.7 ft 6300.0 mm
  • Maximum Reach - Ground Level 20.2 ft 6160.0 mm
  • O/A Shipping Height 8.6 ft 2630.0 mm
  • O/A Shipping Length 19.9 ft 6080.0 mm
  • O/A Track Width 7.2 ft 2200.0 mm
  • O/A Undercarriage Length 9.0 ft 2760.0 mm
  • Swing Bearing - Height 2.5 ft 775.0 mm
  • Tail Swing - Standard Counterweight 5.7 ft 1750.0 mm
  • Track Belt/Shoe Width 1.5 ft 450.0 mm
  • Vertical Wall 11.9 ft 3630.0 mm

Undercarriage

  • Number of Carrier Rollers 1 per side 1 per side
  • Number of Track Rollers 5 per side 5 per side
  • Track Roller Type Center flange Center flange
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