XA Series

Helical pre-stage for worm gearboxes

The XA helical pre-stage is usually combined with worm gearboxes when it is necessary to achieve higher reduction ratios than those guaranteed by standard solutions.

Main Information

SIZES 4
REDUCTION STAGES 1
MAX POWER (1400 rpm / 1800 rpm) 4 kW / 5.4 HP
ANGULAR BACKLASH 8’-10’
REDUCTION RATIOS from 3.5:1 to 8:1
MAX OUTPUT TORQUE 210 Nm / 1860 in-lb

Additional Information

  • Input oil seals in NBR
  • Housing in die cast aluminium
  • Bearings with ball or conical roller
  • Input flanges in die cast aluminium
  • Gears in cemented and hardened alloy steel
  • Synthetic oil for lifetime lubrication of the gears
  • Low maintenance and management costs
  • Modular concept
  • Easy installation and maintenance
  • Weight reduced
  • Silent running
  • Versatility of use

For Application Sectors

  • Silicone, Viton or special seals for high/low temperatures and food & beverage sector
  • Anodization for chemical and ship-building/marine sectors
  • Special lubricants for high/low temperatures and food & beverage sector
  • Non-standard breather plugs for high/low temperatures
  • Special paint finishes for chemical, ship-building/marine and food & beverage sector
  • ATEX version for potentially explosive environments
  • Output bearings (not standard CS)
  • Motor flanges (FM)
  • Coupling (G)
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Most of our products are available in an ATEX version that conforms to EU directives on explosive atmospheres.

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