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Overview
37Ton Heavy‑Duty Crawler Excavator
Brief Overview This 37‑ton heavy‑duty crawler excavator is powered by Cummins 6LTAA8.9 turbo‑charged & intercooled diesel engine. It features dual‑variable piston pumps plus gear pump hydraulic system, delivering strong drawbar pull and digging power. Bucket capacity ranges from 1.62‑1.82 m³. Perfect for quarry mining, heavy earth‑moving and large‑scale infrastructure projects.
Key Features
✅ Cummins Turbo‑Intercooled Industrial Engine Cummins 6LTAA8.9 inline 6‑cylinder turbocharged & intercooled diesel engine, rated power 241 kW @2100 rpm. Large torque reserve, stable output for continuous heavy‑load mining work, with worldwide spare‑parts support.
✅ High‑Efficiency Combined Hydraulic System 2 variable piston pumps + 1 gear pump configuration. High system pressure and large flow output. Powerful bucket & arm digging force together with 280 kN drawbar pull for rock and tough soil conditions.
✅ Heavy‑Duty Reinforced Chassis Assembly Heavy‑duty undercarriage with durable track components. 70% gradeability for steep‑slope operation. Reinforced boom and arm structure improves service life under harsh quarry environments.
✅ Reliable Braking & Convenient Maintenance Pressure‑release plus mechanical braking system ensures stable swing control. Large‑capacity fuel tank supports long working cycles. Well‑organized layout simplifies daily inspection and servicing.
Application Scenarios
‑ Open‑pit quarry mining & rock excavation ‑ Large‑volume earth‑moving and stockpile handling ‑ Dam, highway and heavy infrastructure construction ‑ River dredging & land reclamation projects ‑ Heavy‑duty demolition works
Main Technical Specifications
| Item | Parameter |
|---|---|
| Operating Weight | 37000 kg |
| Engine Model | Cummins 6LTAA8.9 |
| Rated Power | 241 kW @2100 rpm |
| Bucket Capacity | 1.62‑1.82 m³ |
| Bucket Digging Force | 230 kN |
| Drawbar Pull | 280 kN |
| System Working Pressure | 34.3 MPa |
| Swing Speed | 9.7 r/min |
| Travel Speed | 3.0‑5.0 km/h |
| Track Shoe Width | 600 mm |
| Fuel Tank Capacity | 580 L |
Customizable Options
‑ Air‑conditioned enclosed operator cabin ‑ Quick coupler for hydraulic breaker, grapple and auger ‑ Heavy‑duty rock bucket / general‑purpose bucket
Packing, Lead Time & Warranty
‑ Packing: Container shipment with steel reinforcement fixing ‑ Lead Time: 18‑28 working days upon deposit receipt ‑ Payment Terms: T/T, L/C at sight are acceptable ‑ Warranty: 12 months or 2000 working hours (whichever comes first). Long‑term spare‑parts supply available.
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Power system
Equipped with Cummins 6LTAA8.9 engine, outputting 241kW(323HP), energy‑saving with low maintenance cost. High torque reserve ensures steady output under heavy load. Dual variable piston pumps plus gear pump deliver stable hydraulic power, extending service life of the 323HP power assembly.
Work adaptability
Rugged proven chassis adapts to various harsh heavy‑load working conditions, delivering high‑efficiency performance matched with 323HP power. Optimized track structure brings stable movement and outstanding trafficability. Fitted with 1.62‑1.82 m³ adjustable‑range bucket. Powerful digging and dumping capacity gives full play to 323HP power for diverse site operations.
Transmission System
Transmission well matches 323HP engine power curve for broad high‑efficiency working range and high power transfer efficiency. Axial variable plunger motor hydraulic drive system features stable and reliable performance for long‑term 323HP power load.
