921F

With a greater tipping load, weight and bucket breakout force relative to its payload, the CASE 921F wheel loader launches a new size class for CASE. The powerful and efficient machine meets the needs of aggregate stockpiling and high production truck-loading applications.

အရံသင့္အသံုးျပဳႏိုင္ေသာ စက္ယႏၲရားမ်ားအတြက္

  • အေျခခံအေဆာက္အအံုမ်ားတည္ေဆာက္ျခင္း

  • ျပန္လည္သန္႔စင္အသံုးျပဳျခင္း

  • ေက်ာက္ထုတ္လုပ္ေရး လုပ္ငန္း

  • စိုက္ပ်ိဳးေရး

Полное описание

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ENGINE

Brand FPT

Model F4HFA613D

Cylinders 6

Displacement (l) 6.7

Air intake Turbocharger with air-to-air cooling

Injection Common Rail Multiple Injection

Emission level Tier 2

Max. power (kW) 190

Max. power (hp) 255

(@rpm) 1800 (SAE J1349)

Max. torque (N.m) 1300

(@rpm) 1300 (SAE J1349)

TRANSMISSION

Type 4-Speed powershift by ZF with Intelligent Clutch Cut Off (ICCO)

Forward 1 (km/h) 7

Forward 2 (km/h) 12

Forward 3 (km/h) 23

Forward 4 (km/h) 36

Reverse 1 (km/h) 7

Reverse 2 (km/h) 13

Reverse 3 (km/h) 24

AXLES AND DIFFERENTIAL

Rear axle total oscillation 24°

A-Choice by ZF Heavy duty axles with open differentials and automatic. 100% lock system on the front differential.
100% tractive effort always, no wheel slip, less tire wear.

B-Choice by ZF Standard axles with limited slip differentials front and rear 73% tractive effort on slippery ground.

TYRES

Tyres 23.5R25

BRAKES

Service brake Maintenance free, self-adjusting wet 4-wheel disc brakes

Brake disc area (m²/hub) 0.47

Parking brake With the negative brake all four wheels are automatically stopped when the engine is stopped

Disc brake area (cm²) 82

HYDRAULICS

Valves Rexroth Closed-center, Load sensing hydraulic. Main valve with 3 sections

Steering The steering orbitrol hydraulically is actuated with priority valve

Automatic functions Bucket Return-to-dig, Boom Return-to-travel, Boom Auto-lift

Control type Pilot control with single joystick or two levers

Type of pump Tandem Variable displacement pump

(l/min) 282

(@rpm) 2000

AUXILIARY HYDRAULIC CIRCUIT

Max flow (l/min) 260

Max pressure (bar) 224

CAPACITIES

Fuel tank (l) 288

Cooling system (l) 30

Engine oil (l) 15

Hydraulic oil tank (l) 110

Transmission oil (l) 34

CAB PROTECTION

Protection against falling objects (FOPS) ISO EN3449

Protection against roll over (ROPS) ISO EN13510

NOISE AND VIBRATION

In the cab - LpA (dB) (ISO 6595/6396/3744) 72

Outside - LwA (dB) (SAE J88 SEP80) 103

Vibrations Operator ‘s seat meets the criteria of ISO 7096:2000. The vibrations transmitted do not exceed 0.5 m/s²

ELECTRICAL SYSTEM

24V. Batteries 2 x 12V.

Alternator (A) 65

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