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623H Wheel Tractor-Scraper

623H Wheel Tractor-Scraper

At a Glance

Flywheel Power - Tractor/Scraper
304 kW (407 hp)
Scraper Capacity - Heaped
23 yd³
Top Speed - Loaded
33.5 mile/h
Rated Load
55200 lb
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Overview

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

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Flywheel Power - Tractor/Scraper 304 kW (407 hp)
Maximum Power 407HP
Tractor Cat® C13 ACERT™

Scraper Bowl

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Scraper Capacity - Heaped 23yd³
Rated Load 55200lb
Heaped Capacity 23yd³
Maximum Depth of Cut 10.3in
Maximum Depth of Spread 18.3in
Maximum Ground Clearance at Cutting Edge 20.8in
Maximum Hydraulic Penetration Force 132640lb
Struck Capacity 18.8yd³
Thickness - Cutting Edge 0.9in
Width - Cut - Outside Router Bits 123.5in

Transmission

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Top Speed - Loaded 33.5mile/h
1 Forward 3.1mile/h
2 Forward 5.5mile/h
3 Forward 7.5mile/h
4 Forward 10.1mile/h
5 Forward 13.6mile/h
6 Forward 18.4mile/h
7 Forward 24.8mile/h
8 Forward 33.5mile/h
Reverse 5.7mile/h

Steering

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Steering Angle - Right 85º
Steering Angle - Left 82º

Hydraulics

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Bowl Cylinder Bore 5.5in
Bowl Cylinder Stroke 33.3in
Ejector Cylinder Bore 4.3in
Ejector Cylinder Stroke 47.8in
Bowl Floor Cylinder Bore 5.1in
Bowl Floor Stroke 53.3in
Cushion Hitch Circuit Flow 10.6gal/min
Cushion Hitch Cylinder Bore 5.5in
Cushion Hitch Cylinder Stroke 9.9in
Elevator Circuit Flow 67.9gal/min
Scraper Circuit Flow 50.7gal/min
Secondary Steering Circuit Flow 10.3gal/min
Steering Circuit Flow 61.8gal/min
Steering Cylinder - Bore 5in
Steering Cylinder - Stroke 44.4in

Standards

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Standards Standards

Weights - Machines Meeting U.S. EPA Tier 4 Interim/EU Stage IIIB Emission Standards

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Loaded, Based on a Rated Load 143245lb
Operating Weight - Full Fuel Tanks 88046lb
Shipping Weight - 10% Fuel 86259lb

Service Refill Capacities - Tractor

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Cooling System 17gal (US)
Differential 45.8gal (US)
Engine Crankcase 8.75gal (US)
Final Drive - Each 5gal (US)
Hydraulic Reservoir 22gal (US)
Transmission 18.5gal (US)
Windshield Washer Reservoir 1.3gal (US)

Weights - Machines Achieving Prior U.S. EPA Tier 3/EU Stage IIIA Emission Levels

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Loaded, Based on a Rated Load 142701lb
Operating Weight - Full Fuel Tanks 87499lb
Shipping Weight - 10% Fuel 86004lb

Service Refill Capacities - Scraper

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Fuel Tank 201.6gal (US)
Non-Powered Wheel 1.1gal (US)

Tractor Engine - Prior U.S. EPA Tier 3/EU Stage IIIA Configuration*

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Bore 5.1in
Displacement 763in³
Maximum Power - All Gears - ISO 14396 407HP
Maximum Power Reference Engine Speed 1700r/min
Stroke 6.2in
Tractor Engine Cat® C13 ACERT™

Tractor Engine - U.S. EPA Tier 4 Interim/EU Stage IIIB

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Bore 5.1in
Displacement 763in³
Maximum Power - All Gears - ISO 14396 407HP
Maximum Power Reference Engine Speed 1700r/min
Stroke 6.2in
Tractor Engine Cat® C13 ACERT™