The TA Series of worm gearboxes are characterized by the coupling between a RT Series’ gearbox and a XA Series’ pre-stage, in order to achieve higher reduction ratios than those achievable with a single worm gearbox.
TA Series
Helical worm gearboxes
MTA – GEARED MOTOR VERSION
TA Series
Helical worm gearboxes
The TA Series of worm gearboxes are characterized by the coupling between a RT Series’ gearbox and a XA Series’ pre-stage, in order to achieve higher reduction ratios than those achievable with a single worm gearbox.
TA – GEARBOX WITH HELICAL PRE-STAGE VERSION

MAIN INFORMATION
Sizes
7
Reduction stages
2
Max Power (1400 rpm / 1800 rpm)
6 kW / 8 HP
Angular Backlash
10’-15’
Reduction Ratios
da 25:1 a 800:1
Max output torque
1200 Nm / 10620 in-lb


ADDITIONAL INFORMATION
- Input and output oil seals in NBR
- Housing and covers in die cast aluminium (for the pre-stage and till size 85 of the RT gearbox) and grey cast iron (size 110 of the RT gearbox)
- Worm wheel in bronze
- Bearings with ball or conical roller
- Input flanges in die cast aluminium
- Motor flexible coupling
- Gears in cemented and hardened alloy steel
- Support hub in grey cast iron
- Synthetic oil for lifetime lubrication of the gears
- RCA oil seal in NBR
- Worm shaft in alloy steel
- Low maintenance and management costs
- Modular concept
- Extended lifetime with excellent reliability
- Easy installation and maintenance
- Long life lubrication
- 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
For NEMA and servo motors
- Flanges and couplings for servomotors
- Output holes in inches
- Input couplings for NEMA motors
- Output shafts (simple AS, double AD)
- Oil seals (input VIT/E and output VIT/U)
- Torque arms (standard BT and Vulkollan BTV)
- Safety shield (ASC)
- Output bearings (not standard CS)
- Motor flanges (FM)
- Output flanges (F, FV and FL)
- Coupling (G)
- Torque limiters (outer TLE and inner TLI)
- Travel limiters (SLP)
- Feet (S, SA, I, IA, D e DA)
- Wormshaft extension (VB)
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Most of our products are available in an ATEX version that conforms to EU directives on explosive atmospheres.
