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SITI Worm Gear & Helical Gear
( Worm Gearboxes series I )
High modularity
- Worm gearboxes suitable for the modular assembling of flanges, feet and torque arm.
High versatility
- 12 sizes with wide range of different mounting positions.
High performances
- Power from 0.09 kW to 55 kW.
- Max torque 3000 Nm.
- Ratios up to 100/1.
High reliability
- Up to size 80, housing built in pressure die-cast aluminum,
designed in order to guarantee lightness, strength and rigidity.
- For sizes beyond 80 we supply a sturdy cast iron housing that
is also suitable for heavy-duty applications.
- “Zi” shape on worms and wormwheels for a silent working
without vibrations.
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SITI Worm Gear & Helical Gear
( Worm Gearboxes series U )
High modularity
- Worm gearboxes suitable for the modular assembling of flanges and torque arm.
High versatility
- 6 sizes with wide range of different mounting positions.
High performances
- Power from 0.12 kW to 17.7 kW.
- Max torque 885 Nm.
- Ratios up to 100/1.
High reliability
- Housing built in pressure die-cast aluminium, designed in order
to guarantee lightness, strength and rigidity.
- “ZI” shape on worm and wormwheels for a silent working without
vibrations.
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SITI Parallel Shaft Gearboxes
(series PL)
High versatility
- 5 sizes that offer a wide range of possible mounting positions.
- Gearboxes provides with trains of gears at 2 or 3 stages of reduction.
High performances
- Power from 0.75 kW to 83 kW
- Max torque 4015 Nm
- Ratios up to 118/1.
High reliability
- Strengthened casing for heavy duty applications.
- High resistant gears made in top quality steel.
- Largely proportioned bearings.
- High quality sealing for improved leaking prevention.
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SITI Helical Gearboxes
(series NHL)
High modularity
- Modular design with compact subgroups, for easy ratio replacement.
- Foot or flange mounting.
High versatility
- 10 sizes with 3 input versions.
- Wide range of different mounting positions.
- Integral geared motor construction, for use in restricted space.
High performances
- Max input power 210 kW.
- Max torque 12000 Nm.
- Ratios up to 466/1.
High reliability
- Strengthened casing for heavy duty applications.
- High resistant gears made in an excellent material.
- Largely proportioned bearings.
- High quality sealing for improved leaking prevention.
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SITI Shaft Mounted Helical Gearboxes
(series PD)
High versatility
- 5 sizes that offer a wide range of possible mounting positions.
- Gearboxes provides with trains of gears at 2 or 3 stages of reduction.
High performances
- Power from 0.75 kW to 83 kW.
- Max torque 4015 Nm.
- Ratios up to 118/1.
High reliability
- Strengthened casing for heavy duty applications.
- High resistant gears made in top quality steel.
- Largely proportioned bearings.
- High quality sealing for improved leaking prevention.
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SITI Shaft Mounted Helical Gearboxes
(series RP)
High versatility
- 7 sizes that offer a wide range of possible mounting positions.
High performances
- Power from 1.9 kW to 108 kW.
- Max torque 6876 Nm.
- Ratios up to 30/1.
High reliability
- Strengthened casing for heavy duty applications.
- High resistant gears made in top quality steel.
- Largely proportioned bearings.
- High quality sealing for improved leaking prevention.
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SITI Mechanical Speed Variators
(series MK)
High modularity
- Matched with a large range of gearboxes, they are suitable to
modular assembling of flanges, feet and torque arms.
High versatility
- 7 sizes, more than 200 versions, with wide range of different
mounting positions.
High performances
- Power from 0.05 kW to 11 kW.
- Max torque 3000 Nm.
- Up to 6000 Nm when combined with bevel helical gearboxes.
- With the differential device, output speed can be brought to “zero”
speed, when the motor is running.
High reliability
- Strengthened casing for heavy duty applications.
- Planets and races are made in special steel 100Cr6 and are in oil
bath, that guarantee the best conditions of transmission of the
motion by friction.
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SITI Bevel Helical Gearboxes
(series BH)
High modularity
- Modular design with simple subgroups, for easy ratio replacement.
High versatility
- 8 sizes with 4 input versions.
- Wide range of different mounting positions.
- Integral geared motor construction, for use in restricted space.
High performances
- Max input power 291 kW.
- Max torque 14000 Nm.
- Ratios up to 226/1.
High reliability
- Strengthened casing for heavy duty applications.
- High resistant gears made in an excellent material.
- Largely proportioned bearings.
- High quality sealing for improved leaking prevention.
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