• Bulldozers at work in gravel mine


7 Ton Electric LHD Underground Loader WJD-3

DALI WJD-3 LHD underground loader cabin offers incomparable space and roomy layout for the operator. In the area of digitalization and intelligence, DALI WJD-3 features smart solutions such as DALI Intelligent Control System and My DALI Digital Services Knowledge Box on-board hardware as standard. For production monitoring, the loader can be equipped with DALI’s Integrated Weighing System (IWS) as well as our OptiMine solution.

Product Detail

Product Tags

The WJD-3 is full of features to help mines maximize tonnes and minimize extraction costs. Engineered to optimize machine width, length and turning radius, enabling operation in narrower tunnels for less dilution and lower operational costs.

Electric LHD WJD-3
Electric LHD WJD-3

Technical Specification



Tramming Size 9015*2100*2112mm Standard Bucket 3m3
Min Ground Clearance 291mm Payload 6000KG
Max Lift Height 4609mm Max Breakout Force 131KN
Max Unloading Height 1890mm Max Traction 170KN
    Climing Ability(Laden) 20°



Speed 0~11.3km/h Operation Weight 19000kg
Boom Raising Time ≤7.2s Laden Weight 25000kg
Boom Lowering Time ≤4.6s Front Axle(Empty) 7600kg
Dumping Time ≤5.0s Rear axle(Empty) 11400kg
Oscilation Angle ±8° Front Axle(laden) 12950KG

Power Train

Electric Motor


Model Y280M-4 Torque Converter DANA C270
Protection level IP55 Gearbox RT32000
Power 90kw / 1480rpm


No. Of Poles 4 Brand DANA
Efficiency 92.60% Model 16D
Voltage 220 / 380 / 440 Type Rigid planetary axle


● The frames are articulated with 40° steering angle.

● Ergonomics Canopy with side seat to provide good bi-directional view of operation.

● An enhanced boom and load frame geometry optimizes digging performance.

Operation Comfort & Safty

● 4 wheels driving & braking.

● Combination design of parking brake & working brake ensures good braking performance. Braking model is SAHR(spring applied, hydraulic release).

● Front axle is equipped NO-SPIN differential. While rear is ANTI-SLIP.

● Low vibration level in cab

Early Warning & Maintenance

● Automatic alarm system for oil temperature, oil pressure and electrical system.

Electric LHD WJD-3
Electric LHD WJD-3


●Superior productivity with 7 tonne payload capacity
●Zero exhaust emissions from energy-efficient IE4 electric motor
●First class spacious cabin for operator comfort
●User-friendly DALI Intelligent Control System for easy trouble shooting and monitoring data

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