Caterpillar-525C

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Caterpillar 525C Wheel Skidders

Variants

Specifications of Caterpillar 525C Wheel Skidders

Engine

  • Air Cleaner Dry precleaner
  • Alternator 80 amp
  • Battery - Capacity 950 CCA
  • Battery - Quantity 2
  • Battery - Volts 12V
  • Bore 110.0 mm
  • Derating Altitude 2285.0 m
  • Displacement 7.2 L
  • Electrical System 24V
  • Engine Make Caterpillar
  • Engine Model Cat© C7 ACERTâ„¢
  • Fan Speed 1620.0 RPM
  • Fan Type Blower
  • Gross Power - SAE J1995 136.0 kW
  • Max Torque @ Rated Speed 896 N-m at 1400 RPM
  • Net Flywheel Power 136.0 kW
  • Net Power - ISO 9249 136.0 kW
  • Net Power - SAE J1349 136.0 kW
  • Number of Cylinders 6
  • Starting System Direct electric
  • Stroke 127.0 mm

Weights

  • Est Operating Weight 17711.0 kg

Service Refill Capacities

  • Cooling System 56.7 L
  • Differential, Final Drive - Front 52.0 L
  • Differential, Final Drive - Rear 52.0 L
  • Engine Oil 27.0 L
  • Fuel Tank 315.0 L
  • Hydraulic System - Tank 54.0 L
  • Hydraulic System - Total 112.0 L
  • Mechanical Winch 24.5 L
  • Transmission, Torque Converter 54.0 L

Dimensions

  • Axle height 843.0 mm
  • Decking blade dig depth 456.0 mm
  • Decking blade lift height 1381.0 mm
  • Decking blade width 3138.0 mm
  • Ground Clearance 581.0 mm
  • Height 3184.0 mm
  • Height - Top of Cab 3184.0 mm
  • Length 8369.0 mm
  • Length - overall, grapple, dual 7626.0 mm
  • Overall Width 3398.0 mm
  • Rear axle to pin 1798.0 mm
  • Top roller height (cable) 2794.0 mm
  • Tread width 2622.0 mm
  • Turning Radius Over Tires 6000.0 mm
  • Wheelbase 3534.0 mm

Hydraulic System

  • Circuit Type Closed center, variable flow
  • Dozer Cylinder - Bore 101.6 mm
  • Dozer Cylinder - Rod Diameter 57.15 mm
  • Dozer Cylinder - Stroke 470.0 mm
  • Dozer Valve Electro-hydraulic
  • Grapple Valve 4 or 5 stack, pilot
  • Pump Output 174.0 L/min
  • Pump Type Axial piston
  • Relief Valve Setting 21000.0 kPa
  • Reservoir Tank Capacity 54.0 L
  • Steering Cylinder - Bore 88.9 mm
  • Steering Cylinder - Rod Diameter 50.8 mm
  • Steering Cylinder - Stroke 437.5 mm
  • Steering Valve Direct link, non-follow

Power Train

  • Brakes - Parking Type Drum brake on rear output of transmission drop box
  • Brakes - Service Type Single disc WET enclosed
  • Steering, frame articulation +/- 45°
  • Torque Converter - Type Lock-up clutch
  • Transmission 5 fwd / 3 rev countershaft, powershift
  • Transmission Cooler Type Plate
  • Travel Speed - Fwd. 1st 6.4 km/h
  • Travel Speed - Fwd. 2nd 9.0 km/h
  • Travel Speed - Fwd. 3rd 10.9 km/h
  • Travel Speed - Fwd. 4th 15.3 km/h
  • Travel Speed - Fwd. 5th 27.5 km/h
  • Travel Speed - Rev. 1st 6.2 km/h
  • Travel Speed - Rev. 2nd 10.5 km/h
  • Travel Speed - Rev. 3rd 18.6 km/h

Grapple

  • Bunching Capacity 1.16 m2
  • Sorting Capacity 0.83 m2
  • Thinning Capacity 1.34 m2

Grapple, CR - Bunching

  • Full closed height 1285.0 mm
  • Full open height 1677.0 mm
  • Grapple capacity 1.16 m2
  • Minimum stem diameter 155.0 mm
  • Tip to tip height 1920.0 mm
  • Tong opening 3050.0 mm

Grapple, CR - Thinning

  • Full closed height 1371.0 mm
  • Full open height 1832.0 mm
  • Grapple capacity 1.34 m2
  • Minimum stem diameter 190.0 mm
  • Tip to tip height 1981.0 mm
  • Tong opening 3124.0 mm

Arch

  • Dual Function - Reach Max 1336.0 mm
  • Single Function - Reach Max 1336.0 mm

Arch, Dual Function

  • Lift highest, farthest 1944.0 mm
  • Lift highest, retracted 2623.0 mm
  • Lift lowest, farthest 259.0 mm
  • Lift lowest, retracted 752.0 mm
  • Lift maximum reach 1944.0 mm
  • Loaded tire radius 843.0 mm
  • Reach highest, farthest 2765.0 mm
  • Reach highest, retracted 1513.0 mm
  • Reach lowest, farthest 2488.0 mm
  • Reach lowest, retracted 1469.0 mm
  • Reach maximum 2880.0 mm

Arch, Single Function

  • Lift highest, retracted 2212.0 mm
  • Lift lowest, farthest 600.0 mm
  • Loaded tire radius 843.0 mm
  • Reach highest, retracted 1630.0 mm
  • Reach lowest, farthest 2521.0 mm

MSC Comments

  • Spec Date 5/06

Winch - Cable Skidder

  • Drum Capacity 19.0mm (3/4in) 45.0 m
  • Drum Capacity 22.2mm (7/8in) 32.0 m
  • Drum capacity 25.4mm (1in) 25.0 m
  • Drum Diameter 254.0 mm
  • Drum Width 279.0 mm
  • Max Line Pull - Bare Drum 183.5 kN
  • Max Line Speed 110.0 m/min

Winch - Grapple Skidder

  • Drum Capacity 19.0mm (3/4in) 47.0 m
  • Drum Capacity 22.2mm (7/8in) 30.0 m
  • Drum capacity 25.4mm (1in) 28.0 m
  • Drum Diameter 229.0 mm
  • Drum Width 279.0 mm
  • Max Line Pull - Bare Drum 175.0 kN
  • Max Line Speed 40.2 m/min

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