621
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.
Be More Productive
WORK IN COMFORT
DESIGNED FOR SAFETY
EASY TO OPERATE
INTERGRATED CAT TECHNOLOGIES
EXECUTE EFFICIENCY
جولات افتراضية
المستندات والكتيبات
المعدات القياسية
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:
– 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
POWER TRAIN – SCRAPER
- Braking system:
– Primary and secondary, wet disc, hydraulic
ELECTRICAL – TRACTOR
- 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
ELECTRICAL – SCRAPER
- Alarm, backup
- Lighting system:
– Brake lights, LED
– Turn signals with hazard function, 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
- 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
– 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
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
OTHER STANDARD EQUIPMENT – SCRAPER
- Bowl
– 18.4 m³ (24 yd³), heaped
– 14.1 m³ (18.4 yd³), struck - Vandalism locks
- Hydraulic position sensing cylinders (bowl lift and apron)
معلومات إضافية
| General - Maximum Depth of Spread | 540.0 mm ( 21.3 in ) |
|---|---|
| General - Scraper Capacity - Heaped | 18.4 m³ ( 24.0 yd³ ) |
| General - Overall Width | 3.57 m ( 11.71 ft ) |
| General - Maximum Depth of Cut | 315.0 mm ( 12.4 in ) |
| General - Scraper Capacity - Struck | 13.0 m³ ( 17.1 yd³ ) |
| General - Tires - Scraper | 33.25R29**E3 |
| General - Width - Cut | 3.14 m ( 10.3 ft ) |
| General - Fuel Tank Refill Capacity - Scraper | 763.0 l ( 201.0 gal (US) ) |
| General - Top Speed - Loaded | 53.9 km/h ( 33.5 mile/h ) |
| General - 180° Curb-to-Curb Turning Width | 11.8 m ( 38.71 ft ) |
| General - Overall Shipping Height | 4.03 m ( 13.22 ft ) |
| General - Tires - Tractor Drive | 33.25R29**E3 |
| General - Rated Load | 26 127 kg (57,610 lb); 26.19 tonnes (28.81 tons) |
| Engine Model - Tractor | Cat C13 |
| Rated Engine RPM - Tractor | 2000.0 r/min ( 2000.0 r/min ) |
| Engine - Flywheel Power - Tractor | 304.0 kW ( 407.0 hp ) |
| Engine - Note | C13 engine emits equivalent to U.S. EPA Tier 2/EU Stage II or U.S. EPA Tier 3/EU Stage III. |
| Tractor Engine - Flywheel Power - Tractor/Scraper | 304 kW (407 hp) |
| Scraper Bowl - Scraper Capacity - Heaped | 18.4 m³ ( 24.0 yd³ ) |
| Transmission - Top Speed - Loaded | 53.9 km/h ( 33.5 mile/h ) |
| Service Refill Capacities - Transmission System | 93.0 l ( 24.76 gal (US) ) |
| Service Refill Capacities - Hydraulic System | 83.0 l ( 21.926 gal (US) ) |
| Service Refill Capacities - Crankcase | 30.58 l ( 8.08 gal (US) ) |
| Service Refill Capacities - Cooling System | 45.0 l ( 11.89 gal (US) ) |
| Service Refill Capacities - Fuel Tank | 818.0 l ( 216.09 gal (US) ) |
| Dimensions - Width - Overall Machine | 3585.0 mm ( 141.1 in ) |
| Dimensions - Width - Tractor | 3381.0 mm ( 133.1 in ) |
| Dimensions - Width - Inside of Bowl | 3048.0 mm ( 120.0 in ) |
| Dimensions - Width - Outside Rear Tires | 3275.0 mm ( 128.9 in ) |
| Dimensions - Height - Overall Shipping | 4029.0 mm ( 158.6 in ) |
| Dimensions - Height - Top of Cab | 3612.0 mm ( 142.2 in ) |
| Dimensions - Ground Clearance - Tractor | 557.0 mm ( 21.9 in ) |
| Dimensions - Front of Tractor to Front Axle | 3119.0 mm ( 122.8 in ) |
| Dimensions - Axle to Vertical Hitch Pin | 540.0 mm ( 21.3 in ) |
| Dimensions - Height - Scraper Blade Maximum | 520.0 mm ( 20.5 in ) |
| Dimensions - Wheel Base | 7998.0 mm ( 314.9 in ) |
| Dimensions - Rear Axle - Rear of Machine | 2898.0 mm ( 114.1 in ) |
| Dimensions - Width - Rear Tire Centers | 2290.0 mm ( 90.2 in ) |
| Dimensions - Length - Maximum (Push-Pull) | 15576.0 mm ( 613.2 in ) |
| Dimensions - Length - Overall Machine - Standard | 14015.0 mm ( 551.8 in ) |
| Dimensions - Width - Overall Machine - Ladder Down | 3790.0 mm ( 149.2 in ) |
| Non Push-Pull - Operating Weight - Empty | 36185.0 kg ( 79787.0 lb ) |
| Non Push-Pull - Overall Length | 14.02 m ( 45.9 ft ) |
| Push-Pull - Overall Length - With Bail Down | 15.58 m ( 51.1 ft ) |
| Push-Pull - Operating Weight - Empty | 36567.0 kg ( 80630.0 lb ) |
| Cab - Exterior Sound Level | The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A). |
| Cab - ROPS/FOPS | Meets ISO standards |
| Safety Criteria Compliance Standards - Falling Object Protective Structure (FOPS) | ISO 3449:2005 Level II |
| Safety Criteria Compliance Standards - Reverse Alarm | ISO 9533:2010 |
| Safety Criteria Compliance Standards - Steering System | ISO 5010:2007 |
| Safety Criteria Compliance Standards - Rollover Protection Structure (ROPS) | ISO 3471:2008 for up to 17 084 kg (37,664 lb) |
| Safety Criteria Compliance Standards - Seat Belt | SAE J386:JUN1985 |
| Safety Criteria Compliance Standards - Brakes | ISO 3450:2011 |
| Travel Speeds - Runout - Transmission Gear - Reverse | 9.2 km/h ( 5.7 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - Sixth | 29.6 km/h ( 18.4 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - Eighth | 53.9 km/h ( 33.5 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - Third | 12.1 km/h ( 7.5 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - Fourth | 16.3 km/h ( 10.1 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - Second | 8.9 km/h ( 5.5 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - Seventh | 39.9 km/h ( 24.8 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - First | 5.0 km/h ( 3.1 mile/h ) |
| Travel Speeds - Runout - Transmission Gear - Fifth | 21.9 km/h ( 13.6 mile/h ) |
| Implement Cycle Times - Apron Raise | 2.95 s ( 2.95 s ) |
| Implement Cycle Times - Bail Lower | 3.2 s ( 3.2 s ) |
| Implement Cycle Times - Bowl Lower | 3.5 s ( 3.5 s ) |
| Implement Cycle Times - Apron Lower | 3.8 s ( 3.8 s ) |
| Implement Cycle Times - Ejector Retract | 6.7 s ( 6.7 s ) |
| Implement Cycle Times - Bail Raise | 1.8 s ( 1.8 s ) |
| Implement Cycle Times - Ejector Extend | 5.2 s ( 5.2 s ) |
| Implement Cycle Times - Bowl Raise | 3.0 s ( 3.0 s ) |
| Offering Type |










