WHEEL LOADERS

WHEEL LOADERS

521F

  • Bucket Capacity 1.7 - 2.1 m³
  • Engine 142 hp / 106 kW

521F

High horsepower and torque rise along with 4 power modes makes the CASE 1121F wheel loader not only powerful and productive, but also extremely fast and efficient. Exceptional comfort and visibility features include an unobstructed view to the edges of the bucket or attachment, a new, wide –angle rear view camera, and the lowest and narrowest rear hood in the industry.

The perfect equipment for:
  • Recycling
    Recycling
  • Quarrying
    Quarrying
  • Infrastructure
    Infrastructure
  • Agriculture
    Agriculture
Downloads:
C-Series Mini-Excavators - CX17C/ CX37C
Wheel Loaders
File size 779.82 KB

Specifications

PRODUCTIVITY (50 meter distance cycle)
Considering density at 1,8 t/m³ and 100% fill factor 52 cycles/hour including 5 minute break 52 loading cycles/h
with 2.1 m³ bucket 110 m³/h or 198 t/h of material
ENGINE
Make FPT engine F4HFA413A compliant with EPA Tier2 or EU Stage II regulations
Number of cylinders 4 cylinders - 4,7 liters - common rail
Max power SAE J1995 106kW / 142 hp @1800 rpm
Maximum torque SAE J995 608 Nm @1600 rpm
TRANSMISSION
All-wheel drive with planetary axles
Kick-down function
4-speed torque converter
4-speed auto Powershift ZF type 4WG130, switchable to manual shifting
Forward speeds 6-11-22-36 Km/h
Reverse speeds 6.4-12-23 Km/h
Adjustable transmission declutch
AXLES AND DIFFERENTIAL
For outstanding traction with 50% longer maintenance intervals and 30% less tire wear
For limited investment and good traction
29% Limited slip differential on front and rear axles front and rear axle ZF type MT-L3065-II
TIRES
Tires 17,5R25
BRAKES
Service brake Maintenance free, self-adjusting wet 4-wheel disc brakes
Area 0,31 m²/hub
Parking brake Disc brake on transmission activated from the cab cluster
Area 58 cm²
HYDRAULICS
Valves Rexroth Closed-center, Load sensing hydraulic system. Main valve with 3 sections
Steering The steering orbitrol hydraulically is actuated with priority valve
Type of pump Variable displacement pump (134 l/min @250 bar)
Automatic hydraulic functions - Bucket Return-to-dig
- Boom Return-to-travel
- Autolift (adjustable height)
Control type Pilot control with single joystick or two levers
CAPACITIES
Fuel tank 189 usable liters
Cooling system 22 liters
Engine oil 12 liters
Hydraulic oil Tank: 57 liters, total system: 114 liters
Transmission oil 19 liters
CAB
Cab complies to:
protection against falling objects (FOPS) ISO EN3449
protection against roll over (ROPS) ISO EN13510
Air flow 8.5 m³ / min spread through 17 air vents
NOISE AND VIBRATION
Interior noise 72 dB(A) according to ISO6595/6396/3744
Exterior noise 72 dB(A) at 15 meters as per SAE J88 SEP80; 103 dB(A) according to ISO6595/6396/3744
Reverse gear alarm
Vibrations air-cushioned seat MSG 95A/732
ELECTRICAL
24 V. Batteries 2 x 12V.
Alternator 70 A

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