MV90-23 Variable Displacement Axial Piston Hydraulic Motor - Primary Application: Underground Mining Scooptram / LHD (Load-Haul-Dump) Loader Ground Drive
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MV90-23 Variable Displacement Piston Motor
2026-10-19
MV90-23 Variable Displacement Axial Piston Motor
Designed for underground mining Scooptram and LHD loader ground drives, Highland MV90-23 supports hydrostatic transmission applications requiring variable displacement and reliable power delivery.
Technical Specifications
| Parameter | Engineering Value | Operational Benefit in Mining Scooptram |
Max Displacement | 90 ml/r | Generates massive starting rim pull for ore pile bucket mucking |
Variable Range | Dual-Speed / Continuous Variable | Stepless modulation between low-speed heavy loading and rapid tramming |
Rated Operating Pressure | 350 bar | Sustains extreme hydraulic load peaks without relief bypass overheating |
Peak Proof Pressure | 420 bar | Absorbs severe dynamic pressure spikes during sudden rock collisions |
Volumetric Efficiency | ≥ 96% | Minimizes heat generation in poorly ventilated underground drifts |
Mounting Standard | Standard SAE Flange & Involute Spline | Plug-and-play direct drop-in replacement for mobile mining equipment |
Sealing System | High-Grade Viton High-Temp O-Rings | Prevents oil leakage and mine dust contamination in high ambient heat |
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