The production of ER620H crawler excavator
The ER620H is a 2-ton class wheel loader designed for heavy-duty material handling in challenging environments. Built to excel in high-cycle applications (e.g., mining, infrastructure, and port operations), it balances raw power with intelligent design-making it an ideal choice for contractors and operators seeking a durable, high-productivity solution.
The Features of ER620H crawler excavator
Powerful & Efficient Powertrain
Engine: Equipped with a Volvo D13K diesel engine (353 kW / 473 hp @ 1,800 rpm), compliant with Euro Stage V (or China Non-road National IV) emission standards. The engine delivers high torque at low RPM (2,500 N·m @ 1,200 rpm), ensuring smooth operation in heavy-load conditions (e.g., loading rock or ore).
Transmission: A ZF 4WG200 automatic transmission (4 forward + 4 reverse) with torque converter provides seamless gear shifts and maximum power transfer. The transmission's "Power Mode" enhances acceleration for steep inclines or heavy loads.
Fuel Efficiency: Advanced features like eco-mode (optimizes engine speed and hydraulic flow) and regenerative braking (recovers energy during deceleration) reduce fuel consumption by up to 15% compared to similar models.
Key Specifications
| Parameter | Specification |
|---|---|
| Operating weight,kg (lbs) | 1,950(4,299) |
| Engine model | Kubota D902 |
| Rated power,kw (hp) | 11.8(15.4) |
| Rated engine speed,rpm | 2300 |
| Displacement,ml (in³) | 898(54.8) |
| Pump capacity,L/min (gal/min) | 52(11.4) |
| Main relief set pressure,bar (psi) | 240(3,480) |
| Max. digging force of bucket,kN (lbf) | 16.5(3,709) |
| Max. digging force of arm,kN (lbf) | 10(2,248) |
| Travel low speed,km/h (mi/h) | 2(1.2) |
Application Scenarios |
Mining
Loading ore, rock, or coal onto trucks for transport (its high load capacity and durable frame make it ideal for this harsh environment).
Infrastructure
Handling gravel, sand, or concrete in road construction, bridge building, or dam projects.
Port & Logistics:
Loading/unloading containers, bulk cargo (e.g., grain, fertilizer), or industrial materials at ports or warehouses.
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FAQ
Q:1.What industries is the ER620H wheel loader suitable for?
A: The ER620H is a 2-ton class heavy-duty wheel loader designed for high-productivity material handling in demanding environments. It excels in:
Mining: Loading ore, rock, or coal onto trucks (its reinforced frame and 20,000 kg rated load make it ideal for harsh mining conditions).
Infrastructure: Handling gravel, sand, or concrete for road construction, bridge building, or dam projects.
Port & Logistics: Loading/unloading containers, bulk cargo (e.g., grain, fertilizer), or industrial materials at ports or warehouses.
Agriculture: Moving large quantities of feed, silage, or harvested crops (e.g., corn, wheat) on farms or agricultural facilities.
Waste Management: Handling solid waste or recyclables at landfills or recycling centers (with optional grapple attachments).
Q: 2. What maintenance requirements does the ER620H have?
A：The ER620H is designed for low maintenance and high uptime:
Long service intervals: 500 hours for engine oil changes, 1,000 hours for fuel/air filter replacements (20% longer than standard loaders).
Easy accessibility: Wide-opening service doors (on the side and rear) and a hydraulic tiltable cab (tilts 60°) allow quick access to the engine, transmission, and hydraulic components for repairs.
Automatic lubrication: An optional centralized lubrication system delivers grease to critical components (e.g., pins, bushings) automatically, reducing manual maintenance by 30%.
Durable components: Reinforced frame, heavy-duty axles, and anti-corrosion paint extend service life, minimizing replacement costs.
Q: How comfortable is the operator cab of the ER620H?
A:The ER620H prioritizes operator comfort to reduce fatigue during long shifts:
Spacious ergonomic cab: 360° visibility (via large windows and an optional rearview camera) and a low noise level (<70 dB(A)) create a safe and pleasant working environment.
Suspension system: Air-suspension seat (with heating/cooling options) and cab mounts (isolated from the frame) absorb vibrations, providing a smooth ride even on rough terrain.
Intelligent controls: A 10-inch color touchscreen display provides real-time data (fuel consumption, maintenance alerts, worksite navigation) and supports customizable settings. Joysticks with adjustable sensitivity enhance precision for loading tasks.
Convenience features: Cup holders, USB ports, and a refrigerated storage compartment add to operator comfort.
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