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623 Wheel Tractor-Scraper

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Product Description

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.

Specifications
Us
Metric
Engine
Flywheel Power - Tractor/Scraper
304 kW (407 hp)
Scraper Bowl
Scraper Capacity - Heaped
23 yd³
17.6 m³
General
Top Speed - Loaded
33.5 mile/h
53.9 km/h
Engine
Engine Model
Cat® C13
Rated Engine RPM
2000 r/min
2000 r/min
Flywheel Power - Tractor
407 hp
304 kW
Note
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards, or equivalent to U.S. EPA Tier 2, or equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
General
Overall Width
11.8 ft
3.57 m
Overall Shipping Height
12.37 ft
3.77 m
Scraper Capacity - Heaped
23 yd³
17.6 m³
Scraper Capacity - Struck
18.8 yd³
14.4 m³
Rated Load
25 038 kg (55,200 lb); 25.1 tonnes (27.6 tons)
Width - Cut
10.4 ft
3.14 m
Maximum Depth of Cut
10.3 in
262 mm
Maximum Depth of Spread
18.3 in
465 mm
180° Curb-to-Curb Turning Width
38.71 ft
11.8 m
Tires - Tractor Drive
33.25R29**E3
Tires - Scraper
33.25R29**E3
Transmission
Top Speed - Loaded
33.5 mile/h
53.9 km/h
Travel Speeds - Runout
Transmission Gear - First
3.1 mile/h
5 km/h
Transmission Gear - Second
5.5 mile/h
8.9 km/h
Transmission Gear - Third
7.5 mile/h
12.1 km/h
Transmission Gear - Fourth
10.1 mile/h
16.3 km/h
Transmission Gear - Fifth
13.6 mile/h
21.9 km/h
Transmission Gear - Sixth
18.4 mile/h
29.6 km/h
Transmission Gear - Seventh
24.8 mile/h
39.9 km/h
Transmission Gear - Eighth
33.5 mile/h
53.9 km/h
Transmission Gear - Reverse
5.7 mile/h
9.2 km/h
Service Refill Capacities
Final Drive - Each
5 gal (US)
19 l
Service Refill Capacities - Tractor
Differential
41.7 gal (US)
158 l
Service Refill Capacities
Crankcase
9.7 gal (US)
37 l
Transmission System
25.5 gal (US)
97 l
Fuel Tank
216.09 gal (US)
818 l
Hydraulic System
21.926 gal (US)
83 l
Dimensions
Height - Overall Shipping
158.9 in
4037 mm
Length - Overall Machine
542 in
13767 mm
Axle to Vertical Hitch Pin
17 in
432 mm
Width - Overall Machine
141.1 in
3585 mm
Width - Overall Machine - Ladder Down
149.2 in
3790 mm
Height - Top of Cab
142.6 in
3621 mm
Height - Scraper Blade Maximum
20.5 in
520 mm
Width - Tractor
133.1 in
3381 mm
Width - Inside of Bowl
120 in
3048 mm
Width - Outside Rear Tires
128.9 in
3275 mm
Front of Tractor to Front Axle
122.8 in
3119 mm
Wheel Base
329.5 in
8370 mm
Rear Axle - Rear of Machine
89.7 in
2278 mm
Ground Clearance - Tractor
21.9 in
557 mm
Cab
Exterior Sound Level
The exterior sound power level for the standard machine (ISO 6395:2008) is 114 dB(A).
ROPS/FOPS
Meets ISO standards
Safety Criteria Compliance Standards
Steering System
ISO 5010:2007
Rollover Protection Structure (ROPS)
ISO 3471:2008 for up to 17 084 kg (37,664 lb)
Falling Object Protective Structure (FOPS)
ISO 3449:2005 Level II
Reverse Alarm
ISO 9533:2010
Brakes
ISO 3450:2011
Seat Belt
SAE J386:JUN1985
Implement Cycle Times
Ejector Extend
6.5 s
6.5 s
Ejector Retract
9.7 s
9.7 s
Bowl Lower
3.5 s
3.5 s
Bowl Raise
3 s
3 s
Dimensions
Width - Rear Tire Centers
90.2 in
2290 mm
Height - Top of Elevator
148.3 in
3768 mm
General
Number of Flights
15
Maximum Floor Opening
4.4 ft
1.34 m
Overall Length
45.18 ft
13.77 m
Elevator Flight Spacing
20 in
520 mm
Standard/Optional

Standard Equipment

NOTE
INTEGRATED TECHNOLOGIES
POWER TRAIN - TRACTOR
BRAKING SYSTEM
TRANSMISSION
ELECTRICAL - TRACTOR
LIGHTING SYSTEM - TRACTOR
ELECTRICAL - SCRAPER
LIGHTING SYSTEM - SCRAPER
OPERATOR ENVIRONMENT - TRACTOR
KEYPAD SWITCHES
SAFETY TAB ROCKER SWITCHES
GAUGES, WARNINGS INCLUDE:
FLUIDS
OTHER STANDARD EQUIPMENT - TRACTOR
BOWL
OTHER STANDARD EQUIPMENT - SCRAPER

Optional Equipment

NOTE
STEERING ARRANGEMENTS
INTEGRATED TECHNOLOGIES
OTHER ATTACHMENTS
WORK LIGHT ATTACHMENTS
AMBIENT CAPABILITY ARRANGEMENTS
SERVICE INSTRUCTIONS
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