{"id":3028,"date":"2026-02-03T03:36:55","date_gmt":"2026-02-03T03:36:55","guid":{"rendered":"https:\/\/agriculturalgearboxes.top\/?p=3028"},"modified":"2026-02-03T07:17:02","modified_gmt":"2026-02-03T07:17:02","slug":"hydraulic-hub-drive-units-for-agricultural-trailers","status":"publish","type":"post","link":"https:\/\/agriculturalgearboxes.top\/it\/applicazione\/hydraulic-hub-drive-units-for-agricultural-trailers\/","title":{"rendered":"Unit\u00e0 di azionamento idraulico per mozzi di rimorchi agricoli"},"content":{"rendered":"
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\"Riduttori<\/p>\n

Advanced Torque Multiplication and Traction Control Solutions for Heavy-Duty British Farm Logistics<\/p>\n<\/div>\n

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In the demanding landscape of UK agriculture, from the rolling hills of the Cotswolds to the heavy clays of East Anglia, the efficiency of transport logistics is the backbone of a successful harvest. Standard passive trailers often become a liability in wet, marginal conditions, leading to soil compaction or costly vehicle recovery. The ever-power Hydraulic Hub Drive Unit transforms a standard agricultural trailer into an active, high-traction asset. By integrating planetary reduction with high-displacement hydraulic motors directly into the wheel hub, we provide the necessary tractive effort to push through deep mud and steep inclines without relying solely on the tractor’s drawbar pull.<\/p>\n<\/div>\n

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Lead Engineer\u2019s Field Report: The Scottish Highlands Challenge<\/h2>\n

“During a field audit in Aberdeenshire in late 2024, we observed a common failure in generic hub drives: thermal runaway during high-speed road transport followed by immediate seal failure in wet peat bogs. The drastic temperature delta was causing internal pressure spikes that blew out standard NBR seals. Based on this field data, ever-power implemented a dual-stage Viton\u2122 sealing system and a specialized pressure-compensated breathing valve. In the subsequent silage season, these units maintained an internal temperature of 65\u00b0C even after 2 hours of road hauling, ensuring the integrity of the planetary gears when they hit the cold, wet soil of the fields.”<\/p>\n<\/div>\n

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Engineering Specifications & Technical Matrix<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Descrizione del parametro<\/th>\nPerformance Value<\/th>\nStandard\/Compliance<\/th>\n<\/tr>\n<\/thead>\n
Maximum Output Torque (Nm)<\/td>\n28,500 Nm (Peak)<\/td>\nISO 6336 Classe 6<\/td>\n<\/tr>\n
Planetary Reduction Ratio<\/td>\n1:15.8 to 1:42.5<\/td>\nModular Stage Config<\/td>\n<\/tr>\n
Valutazione del carico dinamico<\/td>\n18,000 kg per hub<\/td>\nDIN 743 calculation<\/td>\n<\/tr>\n
Input Pressure (Max)<\/td>\n420 Bar (6090 PSI)<\/td>\nSAE J514 Compatible<\/td>\n<\/tr>\n
Sistema di lubrificazione<\/td>\nForced Splash \/ Oil Immersion<\/td>\nEP-90 Gear Oil<\/td>\n<\/tr>\n
Grado di protezione contro l'ingresso di agenti esterni<\/td>\nIP69K (Resistente al lavaggio ad alta pressione)<\/td>\nIEC 60529<\/td>\n<\/tr>\n
Intervallo di temperatura di funzionamento<\/td>\n-25\u00b0C to +95\u00b0C<\/td>\nArctic-to-Tropical Spec<\/td>\n<\/tr>\n
Tipo di freno<\/td>\nIntegrated Multi-Disc Wet Brake<\/td>\nEU 2015\/68 Compliance<\/td>\n<\/tr>\n
Wheel Stud Pattern<\/td>\n10-Stud ISO 335 \/ 22.5″<\/td>\nGlobal Standard<\/td>\n<\/tr>\n
Material Hardness (Gears)<\/td>\n58-62 HRC (Carburized)<\/td>\n20CrMnTiH Steel<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
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Mechanical Architecture & Operational Logic<\/h2>\n
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1. The Planetary Reduction Stage<\/h3>\n

The heart of the unit is a multi-stage planetary gearset. Unlike parallel shaft cambi<\/a>, the planetary design distributes the load across multiple planet gears, allowing for extreme torque density in a compact space. This is critical for fitting inside the wheel rim while managing the massive torque required to move a 20-ton trailer through mud.<\/p>\n<\/div>\n

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2. Hydraulic Motor Integration<\/h3>\n

The unit utilizes a high-volumetric efficiency radial piston motor or axial piston motor (depending on speed requirements). In the UK, where varying speeds are common, our “Freewheeling” capability allows the hub to disconnect hydraulically during high-speed road travel to prevent overheating and energy loss.<\/p>\n<\/div>\n

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3. The Integrated Wet Brake<\/h3>\n

Safety on steep UK farm tracks is non-negotiable. Our drive units feature internal multi-disc brakes bathed in oil. This design protects the braking surfaces from external contaminants like slurry and grit, providing consistent stopping power regardless of weather conditions.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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United Kingdom Industry Standards & Terrain Adaptability<\/h2>\n

Operating in the UK requires adherence to strict safety and environmental standards. Our Hub Drives are fully compliant with the EU Machinery Directive (retained in UK law) and meet the VCA (Vehicle Certification Agency) requirements for road-legal agricultural trailers.<\/p>\n