623

Elevating Scrapers 623

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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

Up To 7% 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

Width - Cut 10.3 ft 3.14 m
Fuel Tank Refill Capacity - Scraper 201 gal (US) 763 l
180° Curb-to-Curb Turning Width 38.71 ft 11.8 m
Overall Length 45.18 ft 13.77 m
Scraper Capacity - Struck 18.8 yd³ 14.4 m³
Scraper Capacity - Heaped 23 yd³ 17.6 m³
Maximum Depth of Cut 10.3 in 262 mm
Tires - Tractor Drive 33.25R29**E3 33.25R29**E3
Overall Shipping Height 12.37 ft 3.77 m
Maximum Depth of Spread 18.3 in 465 mm
Overall Width 11.71 ft 3.57 m
Top Speed - Loaded 33.5 mile/h 53.9 km/h
Elevator Flight Spacing 20 in 520 mm
Number of Flights 15 15
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)
Maximum Floor Opening 4.4 ft 1.34 m
Operating Weight - Empty 88061 lb 39937 kg
Tires - Scraper 33.25R29**E3 33.25R29**E3
Flywheel Power - Tractor/Scraper 304 kW (407 hp) 304 kW (407 hp)
Flywheel Power - Tractor 407 HP 304 kW
Rated Engine RPM 2000 r/min 2000 r/min
Engine Model Cat C13 Cat C13
Note C13 engine emits equivalent to U.S. EPA Tier 2/EU Stage II or U.S. EPA Tier 3/EU Stage III. C13 engine emits equivalent to U.S. EPA Tier 2/EU Stage II or U.S. EPA Tier 3/EU Stage III.
Top Speed - Loaded 33.5 mile/h 53.9 km/h
Scraper Capacity - Heaped 23 yd³ 17.6 m³
Fuel Tank 216.09 gal (US) 818 l
Crankcase 8.08 gal (US) 30.58 l
Cooling System 11.89 gal (US) 45 l
Hydraulic System 21.926 gal (US) 83 l
Transmission System 24.76 gal (US) 93 l
Height - Overall Shipping 158.9 in 4037 mm
Length - Overall Machine 542 in 13767 mm
Width - Overall Machine 141.1 in 3585 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 - Overall Machine - Ladder Down 149.2 in 3790 mm
Height - Top of Elevator 148.3 in 3768 mm
Axle to Vertical Hitch Pin 17 in 432 mm
Width - Rear Tire Centers 90.2 in 2290 mm
ROPS/FOPS Meets ISO standards Meets ISO standards
Exterior Sound Level The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A). The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).
Falling Object Protective Structure (FOPS) ISO 3449:2005 Level II ISO 3449:2005 Level II
Brakes ISO 3450:2011 ISO 3450:2011
Steering System ISO 5010:2007 ISO 5010:2007
Seat Belt SAE J386:JUN1985 SAE J386:JUN1985
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)
Reverse Alarm ISO 9533:2010 ISO 9533:2010
Transmission Gear - Reverse 5.7 mile/h 9.2 km/h
Transmission Gear - Fifth 13.6 mile/h 21.9 km/h
Transmission Gear - First 3.1 mile/h 5 km/h
Transmission Gear - Eighth 33.5 mile/h 53.9 km/h
Transmission Gear - Sixth 18.4 mile/h 29.6 km/h
Transmission Gear - Third 7.5 mile/h 12.1 km/h
Transmission Gear - Seventh 24.8 mile/h 39.9 km/h
Transmission Gear - Second 5.5 mile/h 8.9 km/h
Transmission Gear - Fourth 10.1 mile/h 16.3 km/h
Ejector Retract 9.7 s 9.7 s
Ejector Extend 6.45 s 6.45 s
Bowl Raise 3 s 3 s
Bowl Lower 3.5 s 3.5 s

623 Standard Equipment

NOTE

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

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

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

TRANSMISSION

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

  • Turn Signals with hazard Function
  • Headlights, halogen
  • LED Floodlights
  • 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

KEYPAD SWITCHES

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

SAFETY TAB ROCKER SWITCHES

  • Parking Brake
  • Regeneration control

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

GAUGES, WARNINGS INCLUDE:

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

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

  • Sequence Assist Arrangement
  • Product Link
  • Cat Grade Control with 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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