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ZW150

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ENGINE

Model Cummins QSB4.5
Type 4-cycle water-cooled, direct injection
Aspiration Turbocharger and charge air cooled
No. of cylinders 4
Maximum power SAE J1349, Without Fan net 107 kW (143 HP) at 2 000 min-1(rpm)
Maximum power ISO 9249, Without Fan net 107 kW (143 HP) at 2 000 min-1(rpm)
Maximum power EEC 80/1269, Without Fan net 107 kW (143 HP) at 2 000 min-1(rpm)
Bore and stroke 107 mm x 124 mm
Piston displacement 4.46 L
Batteries 2 x 12 V 620CCA, 80Ah, 140-min rated reserve
Air cleaner Two element dry type with restriction indicator

POWER TRAIN

Transmission Electrical-controlled 2 motor hydrostatic transmission with summation gear box
Gear box: Fixed gear ratio, powershift countershaft type
Cooling method Forced circulation type
Travel speed* (km/h)  

* With 20.5-25-12PR (L3) tires

AXLE AND FINAL DRIVE

Drive system Four-wheel drive system
Front & rear axle Semi-floating
Front Fixed to the front frame
Rear Center pivot
Reduction and differential gear Two stage reduction with torque proportioning differential
Oscillation angle Total 20 degree (+10 degree , -10 degree)
Final drives Heavy duty, planetary final drive

TIRES (tubeless, nylon body)

Standard 20.5-25-12PR (L3)

BRAKES

Service brakes Inboard mounted fully hydraulic 4 wheel wet disc brake
HST(Hydro Static Transmission) system provides additional hydraulic braking capacity
Parking brake Spring applied, hydraulically released, wet disc type with drive through prevention mechanism

STEERING SYSTEM

Type Articulated frame steering
Steering mechanism Fully hydraulic power steering with orbitrol
Steering angle Each direction 40 degree ; total 80 degree
Relief pressure 19.6 MPa (200 kgf/cm2)
Cylinders Two double-acting piston type
Cylinders No. x Bore x Stroke 2 x 65 mm x 419 mm
Minimum turning radius at the centerline of outside tire 4 990 mm

HYDRAULIC SYSTEM

Arm and bucket are controlled by Two-lever

Arm controls Four position valve ; Raise, hold, lower, float
Bucket controls with automatic bucket return-to-dig controls Three position valve ; Roll back, hold, dump
Main pump (Load & steer) Gear type 171 L/min at 2 200 min-1 (rpm) at 20.6 MPa (210 kgf/cm2)
Relief pressure setting 20.6 MPa (210 kgf/cm2)
HST charging pump Gear type 41L /min at 2 200 min-1 (rpm) at 2.5 MPa (25 kgf/cm2)
Transmission charging pump Gear type 17 L/min at 2 200 min-1 (rpm) at 1.96 MPa (20 kgf/cm2)
Transmission charging Fan pump Gear type 30 L/min at 2 200 min-1 (rpm) at 11.8 MPa (120 kgf/cm2)
Hydraulic cylinders Type Two arm and one bucket, double acting type
Hydraulic cylinders No. x Bore x Stroke Arm : 2 x 125 mm x 760 mm
Bucket : 1 x 150 mm x 495 mm
Filters Full-flow 10 micron return filter in reservoir
Hydraulic cycle times lift arm raise 6.7 s
Hydraulic cycle times lower 3.1 s
Hydraulic cycle times bucket dump 1.4 s
Hydraulic cycle times total 11.2 s

SERVICE REFILL CAPACITIES

Fuel tank 200.0 L
Engine coolant 25.0 L
Engine oil 14.0 L
Transmission gear box 10.0 L
Front axle differential & wheel hubs 27.0 L
Rear axle differential & wheel hubs 27.0 L
Hydraulic reservoir tank 80.0 L

BUCKET SELECTION GUIDE

Standard Arm

High Lift Arm

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