Caterpillar SEM658 Wheel loader

SEM658 Wheel loader

Main feature:
1, Engine: be reoptimized and rematched, improved efficiency and performance, improved cold start capacity.
2, Cooling: Designed by CRDC (Caterpillar China Research & Design Center), the cooling system brings end results of optimal cooling efficiency, increased fuel efficiency, less radiator plugging even under extreme hot temperature or dusty work environment.
3, Transmission: ZF transmission; German brand; countershaft design; 4forward & 3 reverse, power shift; EH controlled shuttle, soft and smoothly; kick-down switch for increased productivity; reliable and durable.
4, Axle: ZF AXLE, made by ZF German brand, sealed wet disc maintenance free axle, limited slip differential; increased rim-pull, reduced tire wear and extended tire life
5, Cab: Improved operator comfort and visibility; Reduced in cab noise, meet GB standard, Reliability improved; integrated FOPs/ROPs cab is available.
6, Electrical: Large capacity Delphi battery; High quality electrical components.
7, Structure: Finite Element Analysis (FEA) design, refined for heavy duty application.
8, Hydraulic: VALVE [CCMC (Caterpillar China Machinery Component) components; Single lever, joystick controlling (optional)]
HOSE [CCMC hose, improved strength and reliability, optimized hose and tube routing]
PUMP [Durable PERMCO hydraulic pump, US brand]

Engine
Engine------Shanghai Power Co., Ltd
Model------C6121ZG10h (Authorized by CAT3306)
Type------Linear, Water Cooling, 4-Stroke, Direct Injection, Turbocharged
Cylinder-Bore ?Stroke------6-126?30mm
Max Torque------843Nm
Rated Power------162kW
Min. Fuel Consumption------212g/kw.h
Rated Rotate Speed------2200r/min
Displacement ------- 10.5L

Braking System
Service Brake------Fully Sealed, Wet, Air assisted oil Disc brake
Parking Brake------Air Cutting, Inner Expanding Hoof
Urgent Brake------Air Cutting, Inner Expanding Hoof

Tyre
Size------23.5-25 16PR (L-3)
Front Wheel------392kPa
Rear Wheel------343kPa
Tank capacity
Fuel Tank------297L
Hydraulic tank ------ 297L

Hydraulic System
Model------Precurse Controlled
Working Distribution Valve------Dl-32
Pump------CBGJ3100
Working pressure------16Mpa
Pilot controlling

Transmission System
Model of Torque Converter------ZFD340
Type------Single Stage, 3-Element
Model of Gear Box------ZF 4WG200, Countershaft
Gearshift -------- ¢î ¢ñ ¢ì IV
Forward --------- 6.1 11 23.2 37.3(km/h)
Reverse --------6.1 11 23.2 (km/h)
Front-rear driving axle------2FAP409/411
Primary Reducer Type------Arc & Taper Gear Reducer
Final Reducer Type------1-Grade Planetary Reducer

Steering System
Model------Flow of coaxial Magnified, All Hydraulic Steering
Steering Angle------38???
Min Steering Radius------6630mm
Articulated, load-sensing, steering priority

Main technical specification
Dimension------7920mm (L) ?3050mm (W) ?3400mm(H)
Rated Load------5000kg
Max Grade Ability------30?
Max Dumping Reach------1320mm
Max Lifting Height------5100mm
Operating Weight------15900kg
Bucket Automatic Leveling------Yes
Static Tilting Load------110kW
Lifting Time------6.5s (Full Loaded)
Total Time (Lowering, Dumping & Lifting) ------12s (Full Loaded)
Wheel Base------3200mm
Tread------2250mm
Rated Bucket Capacity------3.0 / 4.5m3
Max Breakout Force------186kN
Max Drawing force------164kN
Max Dumping Height------3110mm
Min. Ground Clearance------450mm


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