Doosan DL420 Base

Specifications of Doosan DL420 Base

Engine

• Alternator 70A
• Batteries System voltage : 24V Quantity : 12Vx2 Capacity(AMP) : 150Ah
• Bore & stroke 125 x 147 mm(4.9 " x 5.8 " )mm
• Maximum Power 310 HP @1,700 rpm
• Maximum Torque 148 kgf.m @ 1,400rpm 1,451 Nm @ 1,400rpm 1,072 lbf.ft @ 1,400rpm
• Piston displacement . 10,800 cc (659 cu.in)
• Rated Power 209 kW @ 2,000rpm 280 HP @ 2,000rpm 284 ps @ 2,000rpm

Transmission

• Gearbox Maker and model ZF 4 WG 260
• Torque Converter Type ype : Single stage, one phase, three elements Stall ratio : 2.104

Dimensions

• Bucket cylinders (1) bore x stroke : 180 x 600 mm (0.7 " x 2 ' )
• Lifting cylinders (2) bore x stroke : 160 x 928 mm (6.2 " x 3 ' 1 " )

Hydraulic System

• Cooling system : 50 ℓ (13.2 gal) ∙
• Dumping speed(loaded) 1.4 seconds
• Engine oil 367 ltr(96.9 gal)
• Filters 10 microns
• Front axle : 51 ltr(13.4 gal)
• Fuel Tank 34 ltr (8.9 gal)
• Gearbox and converter : 54 ltr(14.3 gal)
• Hydraulic system : 230 ltr(60.7 gal)
• Lifting speed(loaded) 5.8 seconds
• Lowering speed(empty) 3.0 seconds
• Main pumps 42.5 ltr (11.2 gal)
• Maximum flow. 200 / min (52.8 g/ min)
• Operating pressure 250kgf/cm² (245 bars)
• Pilot system 30 bars

Axles

• LSD differential (front and rear)- option Front (30%) / Rear (45%)
• Model DANA ZF MT-L3000 Series
• Oscillation Angle +/- 12°

Cab

• Emergency exits 2
• Guaranteed external noise level (2000/14/EC) (following 2000 / 14 / EC) 104.7 dB (A)
• Number of doors 1

STEERING SYSTEM

• Oil flow 190 /min(50.2 g / min)@2000 rpm, rated
• Operating pressure 185 bars
• Steering angle 40 deg
• Steering cylinders (2) ore x stroke : 100 x 450 mm (3.9 " x 1 ' 6 " ) Emergency steering system with hydraulic pump driven by electric motor.