Caterpillar 525B
Browse All Caterpillar or Skidder Models
Contents:
Dimensions
| Overall Length | 21.29 ft in (6487 mm) |
| Overall Width | 11.11 ft in (3385.82 mm) |
| Height To Top Of Cab | 10.61 ft in (3233 mm) |
| Ground Clearance | 1.52 ft in (463.3 mm) |
| Wheelbase | 11.6 ft in (3533 mm) |
| Reach Of Grapple At Ground Level | 8.95 ft in (2725.4 mm) |
| Tong Opening At Tips | 8.34 in (2540 mm) |
| Height Of Grapple From Ground | 9.5 ft in (2893 mm) |
| Single Function Arch | _ - (6911 ) |
| Wheel Base | 11.6 ft in (0.3 m) |
| Max Line Pull - Bare Drum | 39341.57 lb (175 kN) |
| Drum Capacity At Cable Width | 147.64 ft in (45 m) |
| Drum Diameter | 10 in (254 mm) |
| Grapple Capacity - Tongs Tip To Tip | 23649.39 ft2 (2197.1 m2) |
| Height | 10.51 ft in (3203.2 mm) |
| Length | 20.14 ft in (6137.15 mm) |
| Blade Width | 8.79 ft in (2678 mm) |
| Max Line Speed | 339.9 ft/min (103.6 m/min) |
Engine
| Number Of Cylinders | 6 |
| Engine Make | 2236 |
| Engine Model | 3126 DITA Diesel |
| Gross Power | 180 hp (134.3 kw) |
| Net Power | 160 hp (119.4 kw) |
| Displacement | 441.8 cu in (7.3 L) |
| Bore | 4.4 in (110 mm) |
| Stroke | 5 in (127 mm) |
| Net Power - Iso 9249 | 160 hp (119.4 kw) |
| Net Power - Sae J1349 | 160 hp (119.4 kw) |
| Gross Power - Sae J1995 | 180 hp (134.3 kw) |
| Engine Model | Cat 3126 DITA diesel |
| Net Flywheel Power | 160 hp (119.4 kw) |
| Derating Altitude | 10663 ft in (3250.1 m) |
| Governed Speed At Rated Power | 2200 rpm |
| Air Cleaner | dry centrifugal precleaner |
| Electrical System | 24 V |
| Battery Quantity | 2 |
| Battery - Volts | 12 V |
| Battery Capacity | 950 CCA |
| Fan Type | blower |
| Starting System | direct electric |
| Maximum Torque At Rated Speed | 779.1 @ 1400 Nm |
| Fan Speed | 1909 rpm |
Operational
| Operating Weight | 35800 lb (16238.7 kg) |
| Fuel Capacity | 83.2 gal (315 L) |
| Cooling System Fluid Capacity | 13.2 gal (50 L) |
| Engine Oil Capacity | 7.2 gal (27 L) |
| Front Diff Fluid Capacity | 13.8 gal (52 L) |
| Rear Diff Fluid Capacity | 13.8 gal (52 L) |
| Transmission Fluid Capacity | 14.3 gal (54 L) |
| Hydraulic System Fluid Capacity | 32.5 gal (123 L) |
| Tire Size | 30.5 x 32 |
Power Train
| Brakes - Service Type | hydraulic, wet disc |
| Brakes - Parking Type | drum |
| Steering, Frame Articulation | hydraulic control |
| Maximum Drawbar Pull | 38730 lb (17567.7 kg) |
| Travel Speed - Forward 1 | 4 mph (6.4 km/h) |
| Travel Speed - Forward 2 | 5.6 mph (9 km/h) |
| Travel Speed - Forward 3 | 6.8 mph (10.9 km/h) |
| Travel Speed - Forward 4 | 9.5 mph (15.3 km/h) |
| Travel Speed - Reverse 1 | 3.9 mph (6.2 km/h) |
| Travel Speed - Reverse 2 | 6.5 mph (10.5 km/h) |
| Travel Speed - Reverse 3 | 11.6 mph (18.6 km/h) |
| Transmission Cooler Type | Plate |
| Transmission | Countershaft 5fwd/3rev |
| Travel Speed - Forward 5 | 17.1 mph (27.6 km/h) |
| Torque Converter - Model | 3308 Lock-up |
| Torque Converter Type | sngl stg, rotating housing |
Transmission
| Number Of Forward Gears | 5 |
| Number Of Reverse Gears | 3 |
| Max Speed - Forward | 17.1 mph (27.6 km/h) |
| Max Speed - Reverse | 11.6 mph (18.6 km/h) |
Weights
| Est. Operating Weight | 35800 lb (16238.7 kg) |
Hydraulic System
| Pump Type | axial piston |
Hydraulic
| Pump Type | Axial Piston |
Hydraulic System
| Relief Valve Setting | 3045 psi |
| Circuit Type | closed cntr, load sensing |
| Steering Valve | direct link, non-follow |
| Steering Cylinder - Bore | 3 in (75.5 mm) |
| Steering Cylinder - Stroke | 17.1 in (432.4 mm) |
| Steering Cylinder - Rod Diameter | 1.8 in (44 mm) |
| Dozer Valve | direct linkage control |
| Dozer Cylinder - Bore | 4 in (100.4 mm) |
| Dozer Cylinder - Stroke | 18.4 in (465.6 mm) |
| Dozer Cylinder - Rod Diameter | 2.3 in (56.7 mm) |
| Grapple Valve | 3or4 stack, pilot control |
| Pump Output | 50 gal/min |
| Reservoir Tank Capacity | 16.5 gal (62.5 L) |
Service Refill
| Fuel Tank | 83.2 gal (315 L) |
| Differential - Final Drives - Front | 13.8 gal (52 L) |
| Differential - Final Drives - Rear | 13.8 gal (52 L) |
| Transmission - Torque Converter | 14.3 gal (54 L) |
| Mechanical Winch | 6.5 gal (24.5 L) |
| Cooling System | 13.2 gal (50 L) |
| Hydraulic System - Total | 32.5 gal (123 L) |
| Engine Oil | 7.2 gal (27 L) |
| Hydraulic System - Tank | 16.5 gal (62.5 L) |
Arch
| Dual Function - Lift Maximum Reach | 45.3 in (1150.7 mm) |
| Dual Function - Lift Highest, Farthest | 72 in (1828.8 mm) |
| Dual Function - Lift Highest, Retracted | 106.1 in (2695 mm) |
| Dual Function - Lift Lowest, Farthest | 107.3 in (2725.5 mm) |
| Dual Function - Lift Lowest, Retracted | 44.3 in (1125.3 mm) |
| Dual Function - Reach Highest, Farthest | 104.5 in (2654.3 mm) |
| Dual Function - Reach Highest, Retracted | 48.9 in (1242.1 mm) |
| Dual Function - Reach Lowest, Farthest | 107.3 in (2725.5 mm) |
| Dual Function - Reach Lowest, Retracted | 58.7 in (1491 mm) |
| Single Function - Lift Highest, Retracted | 85.4 in (2169.2 mm) |
| Dual Function - Reach Maximum | 110.3 in (2801.7 mm) |
| Single Function - Reach Maximum | 99.1 in (2517.2 mm) |
Grapple
| Bunching - Full Open Height | 73.8 in (1874.6 mm) |
| Bunching - Fully Closed Height | 60.4 in (1532.2 mm) |
| Bunching - Minimum Stem Diameter | 5.3 in (134.7 mm) |
| Bunching - Tip To Tip Height | 89.1 in (2263.2 mm) |
| Bunching - Tong Opening | 120 in (3048 mm) |
| Sorting - Full Open Height | 61.5 in (1562.1 mm) |
| Sorting - Fully Closed Height | 72 in (1828.8 mm) |
| Sorting - Minimum Stem Diameter | 3 in (76.2 mm) |
| Sorting - Tip To Tip Height | 86.5 in (2197.1 mm) |
| Sorting - Tong Opening | 100 in (2540 mm) |
| Bunching - Capacity | 12.5 ft2 (1.2 m2) |
| Sorting Capacity | 9 ft2 (0.9 m2) |
Winch - Grapple Skidder
| Maximum Line Pull - Bare Drum | 39300 lb (17826.2 kg) |
| Maximum Line Speed | 340 ft/min |
| Drum Capacity - 19.0 Mm (3/4 In) | 148 ft in (45.2 m) |
| Drum Diameter | 10 in (254 mm) |
| Drum Width | 6.7 in (170 mm) |
| Drum Capacity - 22.2 Mm (7/8 In) | 106 ft in (32.4 m) |
| Drum Capacity - 25.4mm (1 In) | 82 ft in (25 m) |
