Construction Machinery. Wheel-Mounted Loader Case 521D

Sizes

Length with bucket on ground level 6707 mm
Between tyres width 2308 mm
Height to cab upper part 3173 mm
Clearance 377 mm
Wheelbase 2750 mm
Hinge axis maximum height 3603 mm
Radius at maximum lifting and unloading 1056 mm

Shovel

Brimmed bucket capacity 1.6 m3
Breakout power 0 kN
Unloading ground clearance at maximum lifting 2757 mm
Shovel width 2468 mm
Bucket capacity with top 1.9 m3

Operation

Working weight 10028 kg
Fuel Capacity 189 l.
Hydraulic system fluid volume 113.6 l.
Engine oil volume 12.5 l.
Cooling system fluid volume 22 l.
Transmission fluid volume 18.9 l.
Front axle / differential fluid volume 22 l.
Rear axle / differential fluid volume 22 l.
Static tipping weight 8357 kg
Turn radius 4947 mm
Operating voltage 24 V
Generator current strength 70 amperes
Rear axle oscillating 24 degrees
Tyre size 17.5x25

Motor

Cylinders number 4
Torque increase 14 %
Aspiration Turbocharging with subsequent air cooling (by a cooling radiator)
Manufacturer Case
Model Family III 445TA/M2, 2 level
Effective power 82 kW
Full power 89 kW
Power measured at 2000 rev / min
Displacement 4.5 l.
Torque measured at 1400 rev / min
Maximum torque 455 Nm

Hydraulic system

Type of pump in the middle position with locking with pressure / flow compensation
Overflow valve pressure 18961 kPa
Pump bandwidth 134 l/min
Lifting time 5.6 sec
Unloading time 1.1 sec
Lowering time 3.7 sec

Gear box

Transmission type 4 forward / 3 reverse gears proportional with electronic control module
Forward gears number 4
Reverse gears number 3
Maximum forward speed 37.6 km/h
Maximum reverse gear 24.5 km/h

Images

Sizes

1. Length with bucket on ground level 6707 mm
2. Between tyres width 2308 mm
3. Height to cab upper part 3173 mm
4. Wheelbase 2750 mm
5. Clearance 377 mm
6. Hinge axis maximum height 3603 mm
8. Radius at maximum lifting and unloading 1056 mm

Shovel

7. Unloading ground clearance at maximum lifting 2757 mm