621K Wheel Tractor-Scraper

621K Wheel Tractor-Scraper

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.

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Flywheel Power - Tractor/Scraper304 kW (407 hp)

Scraper Capacity - Heaped24yd³

Top Speed - Loaded33.5mile/h

Width - Overall Machine141.1in

Width - Tractor133.1in

Width - Inside of Bowl120in

Width - Outside Rear Tires128.9in

Height - Overall Shipping158.6in

Height - Top of Cab142.2in

Ground Clearance - Tractor21.9in

Front of Tractor to Front Axle122.8in

Axle to Vertical Hitch Pin21.3in

Height - Scraper Blade Maximum20.5in

Wheel Base314.9in

Rear Axle - Rear of Machine114.1in

Length - Maximum (Push-Pull)613.2in

Length - Overall Machine - Standard551.8in

Width - Rear Tire Centers90.2in

Width - Overall Machine - Ladder Down149.2in

Maximum Depth of Cut12.4in

Maximum Depth of Spread21.3in

180° Curb-to-Curb Turning Width38.71ft

Scraper Capacity - Struck17.1yd³

Tires - Scraper33.25R29**E3

Overall Width11.71ft

Overall Shipping Height13.22ft

Width - Cut10.3ft

Tires - Tractor Drive33.25R29**E3

Top Speed - Loaded33.5mile/h

Fuel Tank Refill Capacity - Scraper201gal (US)

Scraper Capacity - Heaped24yd³

Rated Load26 127 kg (57,610 lb); 26.19 tonnes (28.81 tons)

Rated Engine RPM - Tractor2000r/min

Engine Model - TractorCat C13

Flywheel Power - Tractor407HP

NoteCat C13 engine meets U.S. Environmental Protection Agency (EPA) Tier 4 Final/EU Stage IV engine emission standards.

Hydraulic System21.926gal (US)

Cooling System11.89gal (US)

Fuel Tank216.09gal (US)

Crankcase8.08gal (US)

Diesel Exhaust Fluid8.057gal (US)

Transmission System24.76gal (US)

Overall Length45.9ft

Operating Weight - Empty79787lb

Operating Weight - Empty80630lb

Overall Length - With Bail Down51.1ft

ROPS/FOPSMeets SAE and ISO standards

Exterior Sound LevelThe exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).

BrakesISO 3450:1996

Seat BeltSAE J386:JUN1985

Steering SystemISO 5010:2007

Reverse AlarmISO 9533:2010

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

Transmission Gear - Sixth18.4mile/h

Transmission Gear - Fifth13.6mile/h

Transmission Gear - Reverse5.7mile/h

Transmission Gear - Second5.5mile/h

Transmission Gear - Third7.5mile/h

Transmission Gear - First3.1mile/h

Transmission Gear - Eighth33.5mile/h

Transmission Gear - Fourth10.1mile/h

Transmission Gear - Seventh24.8mile/h

Bail Lower3.2s

Bail Raise1.8s

Apron Lower3.8s

Apron Raise2.95s

Ejector Extend5.2s

Ejector Retract6.7s

Bowl Raise3s

Bowl Lower3.5s

Standard

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

Optional

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

Standard

Cat C13 engine with MEUI

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 - Parking, hydraulic-released, spring-applied - Throttle lock

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

Standard

Braking system: - Primary and secondary, wet disc, hydraulic

Standard

Alternator, 150 Amp

Batteries (4), 12V, 1,000 CCA, maintenance free, high output

Electrical system, 24V

Lighting system: - Headlights, halogen - Turn signals with hazard function, LED floodlights, (2) cutting edge (1) bowl, halogen side vision (2)

Starting/charging receptacle

Standard

Alarm, backup

Lighting system: - Brake lights, LED - Turn signals with hazard function, LED

Standard

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

Keypad switches: - Throttle lock - Wipers/washers - Hazard lights - Retarding level select - Work lights on, off - Information mode on Messenger Display

Safety tab rocker switches

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

Standard

Extended Life Coolant to -37° C (-34° F)

Standard

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

Standard

Bowl: - 18.4 m3 (24 yd3), heaped - 14.1 m3 (18.4 yd3), struck

Vandalism locks

Hydraulic position sensing cylinders (bowl lift and apron)

Optional

Secondary Steering Arrangement

Optional

Sequence Assist Arrangement

Load Assist

Cat Grade Control with Load Assist

Optional

Camera arrangement - WAVS

Steering lock - external

Cab beacon

Air horn

Air horn and beacon

Fender, scraper

Guard, overflow

Wiring group

Year of manufacture plate

Optional

HID work lights

Optional

Cooling, high ambient HRC

Cooling, low ambient HRC

Cooling, high ambient LRC

Cooling, low ambient LRC

Optional

Film arrangement - U.S. (ANSI)

Film arrangement - International (ISO)

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