Motorised Drums

321mm DynoDrive Drum HD321

The DynoDrive Drum HD321 series is a high-power industrial drive solution engineered for the most intensive high-duty material handling and bulk transport applications. With an impressive input power range up to 7.5kW, the HD321 is designed to drive large-scale conveyors moving heavy industrial goods, bulk materials, and high-weight pallet systems. The hermetically sealed internal helical steel gearbox and AC motor are immersed in a life-lubricated oil bath, providing unmatched cooling and durability.

Extreme Industrial Power. High-capacity motors delivering up to 7.5kW and massive torque for the most demanding heavy-industry tasks.

Ultra-Rugged Sealing. Rated IP66 as standard, the sealed shell protects internal components from ingress in mining and heavy processing environments.

Maintenance-Free Reliability. Life-lubricated internal gearing removes the need for regular mechanical servicing, greasing, or chain tensioning.

Dyno is a trusted partner and supplier of Axis® high-duty drive technologies, providing integrated solutions for advanced material handling.

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Features, Benefits & Uses

Features & Benefits

  • Precision Helical Gears. High-duty steel helical gearing ensures high efficiency and quiet, smooth operation under extreme load conditions.
  • Compact HD Drive. Replaces bulky external motor-gearbox units with a streamlined, space-saving internal drive that simplifies construction.
  • Superior Thermal Management. Oil-immersed components provide constant cooling, allowing for 24/7 continuous operation without overheating risk.
  • Enhanced Workplace Safety. The fully enclosed drive eliminates nip points and entanglement hazards associated with traditional external drive systems.
  • Heavy-Duty Shafting. Equipped with standard 40mm or 45mm shafts for maximum resistance to deflection and mechanical stress.

Uses

  • Heavy bulk material handling in mining and recycling.
  • High-weight pallet handling and automated warehousing.
  • Aggregate and mineral transport systems.
  • Intensive food and beverage washdown processing lines.

Specifications

  • Drum Diameter: 321 mm
  • Motor Type: Asynchronous Three-Phase
  • Input Power: 1.5 kW to 7.5 kW
  • Protection Index: IP66 (IP67 optional )
  • Shell Material: Mild steel or Stainless Steel (Crowned)
  • Shaft Diameter: 40 mm / 45 mm
  • Lubrication: Lubricated with synthetic oil
  • Standard Lengths: From 520 mm

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