623H
- Scraper Capacity - Heaped
- 23 yd³ / 17.6 m³
- Top Speed - Loaded
- 33.5 mile/h / 53.9 km/h
- Rated Load
- 55200 lb / 25038 kg
Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing Cat Wheel Tractor-Scrapers to consistently deliver high productivity at the lowest cost per ton.
| Engine | |
|---|---|
| Flywheel Power - Tractor/Scraper | 304 kW (407 hp) |
| Maximum Power | 407 hp / 304 kW |
| Tractor | Cat® C13 ACERT™ |
| Transmission | |
|---|---|
| Top Speed - Loaded | 33.5 mile/h / 53.9 km/h |
| 1 Forward | 3.1 mile/h / 5 km/h |
| 2 Forward | 5.5 mile/h / 8.9 km/h |
| 3 Forward | 7.5 mile/h / 12.1 km/h |
| 4 Forward | 10.1 mile/h / 16.3 km/h |
| 5 Forward | 13.6 mile/h / 21.9 km/h |
| 6 Forward | 18.4 mile/h / 29.6 km/h |
| 7 Forward | 24.8 mile/h / 39.9 km/h |
| 8 Forward | 33.5 mile/h / 53.9 km/h |
| Reverse | 5.7 mile/h / 9.2 km/h |
| Hydraulics | |
|---|---|
| Bowl Cylinder Bore | 5.5 in / 140 mm |
| Bowl Cylinder Stroke | 33.3 in / 845 mm |
| Ejector Cylinder Bore | 4.3 in / 110 mm |
| Ejector Cylinder Stroke | 47.8 in / 1213 mm |
| Steering Circuit Flow | 61.8 gpm / 234 L/min |
| Elevator Circuit Flow | 67.9 gpm / 257 L/min |
| Scraper Circuit Flow | 50.7 gpm / 192 L/min |
| Cushion Hitch Circuit Flow | 10.6 gpm / 40.1 L/min |
| Cushion Hitch Cylinder Stroke | 9.9 in / 251 mm |
| Bowl Floor Cylinder Bore | 5.1 in / 130 mm |
| Steering Cylinder - Stroke | 44.4 in / 1128 mm |
| Secondary Steering Circuit Flow | 10.3 gpm / 39 L/min |
| Cushion Hitch Cylinder Bore | 5.5 in / 140 mm |
| Bowl Floor Stroke | 53.3 in / 1353 mm |
| Steering Cylinder - Bore | 5 in / 127 mm |
| Scraper Bowl | |
|---|---|
| Scraper Capacity - Heaped | 23 yd³ / 17.6 m³ |
| Rated Load | 55200 lb / 25038 kg |
| Maximum Depth of Spread | 18.3 in / 465 mm |
| Struck Capacity | 18.8 yd³ / 14.4 m³ |
| Heaped Capacity | 23 yd³ / 17.6 m³ |
| Maximum Depth of Cut | 10.3 in / 262 mm |
| Maximum Ground Clearance at Cutting Edge | 20.8 in / 529 mm |
| Width - Cut - Outside Router Bits | 123.5 in / 3136 mm |
| Thickness - Cutting Edge | 0.9 in / 22 mm |
| Maximum Hydraulic Penetration Force | 132640 lb / 590 kN |
| Steering | |
|---|---|
| Steering Angle - Right | 85º |
| Steering Angle - Left | 82º |
| Standards | |
|---|---|
| Standards | Standards |
| Tractor Engine - U.S. EPA Tier 4 Interim/EU Stage IIIB | |
|---|---|
| Displacement | 763 in³ / 12.5 l |
| Tractor Engine | Cat® C13 ACERT™ |
| Bore | 5.1 in / 130 mm |
| Stroke | 6.2 in / 157 mm |
| Maximum Power - All Gears - ISO 14396 | 407 hp / 304 kW |
| Maximum Power Reference Engine Speed | 1700 r/min |
| Tractor Engine - Prior U.S. EPA Tier 3/EU Stage IIIA Configuration* | |
|---|---|
| Maximum Power - All Gears - ISO 14396 | 407 hp / 304 kW |
| Stroke | 6.2 in / 157 mm |
| Bore | 5.1 in / 130 mm |
| Maximum Power Reference Engine Speed | 1700 r/min |
| Tractor Engine | Cat® C13 ACERT™ |
| Displacement | 763 in³ / 12.5 l |
| Weights - Machines Meeting U.S. EPA Tier 4 Interim/EU Stage IIIB Emission Standards | |
|---|---|
| Shipping Weight - 10% Fuel | 86259 lb / 39259 kg |
| Loaded, Based on a Rated Load | 143245 lb / 64975 kg |
| Operating Weight - Full Fuel Tanks | 88046 lb / 39937 kg |
| Weights - Machines Achieving Prior U.S. EPA Tier 3/EU Stage IIIA Emission Levels | |
|---|---|
| Shipping Weight - 10% Fuel | 86004 lb / 39011 kg |
| Operating Weight - Full Fuel Tanks | 87499 lb / 39689 kg |
| Loaded, Based on a Rated Load | 142701 lb / 64728 kg |
| Service Refill Capacities - Tractor | |
|---|---|
| Engine Crankcase | 8.75 gal (US) / 33 l |
| Cooling System | 17 gal (US) / 64 l |
| Final Drive - Each | 5 gal (US) / 19 l |
| Hydraulic Reservoir | 22 gal (US) / 83 l |
| Differential | 45.8 gal (US) / 173 l |
| Transmission | 18.5 gal (US) / 70 l |
| Windshield Washer Reservoir | 1.3 gal (US) / 5 l |
| Service Refill Capacities - Scraper | |
|---|---|
| Non-Powered Wheel | 1.1 gal (US) / 4 l |
| Fuel Tank | 201.6 gal (US) / 763 l |