623

Elevating Scrapers 623


Key Specs

Flywheel Power - Tractor/Scraper
304 kW (407 hp)
304 kW (407 hp)
Scraper Capacity - Heaped
23 yd³
17.6 m³
Top Speed - Loaded
33.5 mile/h
53.9 km/h

Overview

One machine team

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.

Benefits

Increased Comfort

Ergonomic controls and a newly redesigned cab interior provide a more comfortable and efficient working environment all day long

More Elevator Torque

A stronger elevator structure reduces chain wear and improves available torque

Additional Safety

New safety features help operators be more productive and work more efficiently all day long

Product Specifications for 623

Flywheel Power - Tractor/Scraper 304 kW (407 hp) 304 kW (407 hp)
Engine Model Cat® C13 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. 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.
Scraper Capacity - Heaped 23 yd³ 17.6 m³
Top Speed - Loaded 33.5 mile/h 53.9 km/h
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) 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 33.25R29**E3
Tires - Scraper 33.25R29**E3 33.25R29**E3
Number of Flights 15 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
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
Exterior Sound Level The exterior sound power level for the standard machine (ISO 6395:2008) is 114 dB(A). The exterior sound power level for the standard machine (ISO 6395:2008) is 114 dB(A).
ROPS/FOPS Meets ISO standards Meets ISO standards
Steering System ISO 5010:2007 ISO 5010:2007
Rollover Protection Structure (ROPS) ISO 3471:2008 for up to 17 084 kg (37,664 lb) ISO 3471:2008 for up to 17 084 kg (37,664 lb)
Falling Object Protective Structure (FOPS) ISO 3449:2005 Level II ISO 3449:2005 Level II
Reverse Alarm ISO 9533:2010 ISO 9533:2010
Brakes ISO 3450:2011 ISO 3450:2011
Seat Belt SAE J386:JUN1985 SAE J386:JUN1985
Top Speed - Loaded 33.5 mile/h 53.9 km/h
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
Final Drive - Each 5 gal (US) 19 l
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
Differential 41.7 gal (US) 158 l
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
Width - Rear Tire Centers 90.2 in 2290 mm
Height - Top of Elevator 148.3 in 3768 mm

623 Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

INTEGRATED TECHNOLOGIES

  • Sequence Assist, Cat Payload

POWER TRAIN - TRACTOR

  • Cat C13
  • Cat engine brake
  • Electric start, 24 Volt
  • Air cleaner, dry type with precleaner
  • Fan, hydraulic
  • Ground level engine shutdown
  • Radiator, aluminum unit core, 9 fins per inch
  • Guard, crankcase
  • Muffler (only for less or non-regulated regions engine arrangement only)
  • Starting aid, ether

BRAKING SYSTEM

  • Primary and secondary, wet disc, hydraulic
  • Primary and secondary, wet disc, hydraulic
  • Throttle lock
  • Parking , hydraulic released, spring applied

TRANSMISSION

  • Programmable top gear selection
  • Ground speed control
  • Machine speed limit
  • Guard, power train
  • Differential lock protection
  • Differential lock
  • Transmission hold
  • ECPC control
  • Standard tire spin reduction
  • 8-speed planetary power shift
  • APECS software

ELECTRICAL - TRACTOR

  • Alternator, 150 Amp
  • Batteries (4), 12V, 1,000 CCA, maintenance free, high output
  • Electrical system, 24V
  • Starting/charging receptacle

LIGHTING SYSTEM - TRACTOR

  • Headlights, halogen
  • LED Floodlights
  • Turn Signals with hazard Function
  • Bowl (1)
  • Cutting Edge (2)
  • Halogen sdie vision (2)

ELECTRICAL - SCRAPER

  • Alarm, backup

LIGHTING SYSTEM - SCRAPER

  • Trun signals with hazard function, LED
  • Brake lights, LED

OPERATOR ENVIRONMENT - TRACTOR

  • HVAC system, heat, AC, defrost
  • Thermostat control of HVAC system
  • Coat hook
  • Lunchbox platform with holding strap
  • Diagnostic connection (2)
  • 12V power ports (2)
  • Differential lock (1)
  • Dome courtesy light
  • Horn, electric
  • T-Handle implement control
  • Mirror, rearview
  • Radio ready
  • ROPS/FOPS cab, pressurized
  • Seat belt, static two-piece
  • Seat, Cat Advanced Ride Management (ARM), Cat Comfort Series 3, rotates 30 degrees
  • Steering wheel, tilt, telescoping, padded
  • Windows, right side emergency egress
  • Windows, sliding
  • Windows, laminated, zipped in
  • Windshield wipers, front and rear windows, includes washers
  • Door lock
  • Messenger Display

KEYPAD SWITCHES

  • Information mode on Messenger Display
  • Throttle lock
  • Hazard lights
  • Retarding level select
  • Work lights on/off
  • Wipers/washers

SAFETY TAB ROCKER SWITCHES

  • Parking Brake
  • Regeneration control

GAUGES, WARNINGS INCLUDE:

  • Coolant temperature
  • Gear selection
  • Fuel level
  • Bail down
  • Cushion hitch
  • Engine oil temperature
  • Brake system
  • System voltage
  • Regeneration required
  • High beam lights
  • Implement lockout
  • Throttle lock
  • Ejector auto
  • Park brake
  • Action lamp
  • Hydraulic oil temperature
  • Differential lock (1)
  • Secondary steering
  • Transmission hold
  • Apron float
  • Engine speed, rpm

FLUIDS

  • Extended Life Coolant to -37� C (-34� F)

OTHER STANDARD EQUIPMENT - TRACTOR

  • Advanced cushion hitch
  • Accumulators (cushion hitch) with Canadian Registration Number (CRN)
  • Fast oil change
  • Fenders, non-metallic
  • Heater, engine coolant 120V
  • Rims (2)
  • Tow pin, front
  • Vandalism locks
  • Heater, engine coolant 120V

BOWL

  • 17.6 m³ (23 yd³), heaped
  • 13.5 m� (17.6 yd�), struck

OTHER STANDARD EQUIPMENT - SCRAPER

  • Vandalism locks
  • Elevator with 15 flights
  • Hydraulic position sensing cylinders (bowl lift and apron)

623 Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

STEERING ARRANGEMENTS

  • Secondary Steering Arrangement

INTEGRATED TECHNOLOGIES

  • Product Link
  • Cat Grade Control, Cat Payload, Sequence Assist and Load Assist

OTHER ATTACHMENTS

  • Camera arrangement - WAVS
  • Steering lock - external
  • Cab beacon
  • Air horn
  • Air horn and beacon
  • Fender, scraper
  • Wiring group
  • Year of manufacture plate

WORK LIGHT ATTACHMENTS

  • HID work lights

AMBIENT CAPABILITY ARRANGEMENTS

  • Cooling, high ambient HRC
  • Extended Life Coolant, -50� C (-58� F)
  • Cooling, high ambient LRC
  • Cooling, low ambient LRC

SERVICE INSTRUCTIONS

  • Film arrangement - U.S. (ANSI)
  • Film arrangement - International (ISO)

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