Products » Varvel Gear Reducers
RT
- universal mounting worm gear
Main use:
Helical worm gear for general purpose, medium and fractional power drives; reduction ratios and efficiencies higher than similar drives obtained with two-stage worm/wheel units.-
Range:
9 sizes; housings and covers of aluminium die cast up to size 85, of cast iron from size 110; single helical stage & worm/wheel units; ratios up to i=800.
RS
- Single stage worm gear motors
Main use:
Worm geared motor for general purpose, medium and fractional power drives.-
Range:
9 sizes; housings and covers of aluminium die cast up to size 85, of cast iron from size 110; single worm/wheel units; ratios up to i=100
RA
- Helical worm gears
Main use:
Helical worm gear for general purpose, medium and fractional power drives; reduction ratios and efficiencies higher than similar drives obtained with two-stage worm/wheel units.-
Range:
9 sizes; housings and covers of aluminium die cast up to size 85, of cast iron from size 110; single helical stage & worm/wheel units; ratios up to i=800.
TA
- High efficiency speed reducers
Main use:
General purpose, medium and fractional power drives; reduction ratios and efficiencies higher than similar drives with two-stage worm/wheel units.-
Range:
7 sizes; housings and covers of aluminium die cast up to size 85, of cast iron for size 110; helical stage and single worm/wheel units; ratios up to i=800.
RS/RS
- Two stage worm gear boxes
Main use:
General purpose, medium and fractional power drives; high reduction ratios.-
Range:
9 sizes; housings and covers of aluminium die cast up to size 85, of cast iron from size 110; ratios up to i=10000.
RT/RT
- High reduction speed reducers
Main use:
General purpose, medium and fractional power drives; high reduction ratios.-
Range:
7 sizes; housings and covers of aluminium die cast up to size 85, of cast iron for size 110; ratios up to i=10000.
RS / RT Series
- Worm gearboxes
Main use:
Cable-feeder driving, lifting systems (winches), window driving systems.-
Range:
Nine (RT) / eleven (RS) sizes of aluminium pressure die cast body and covers up to size 85 and grey cast iron from size 110, input elastic coupling / key-keyway and long-life lubrication.
XA
Series
Main use:
General purpose flange mounting B14 and mainly, independent helical stage for fitting to FRS and FRT input-
Range:
4 sizes; aluminium die cast housings and covers; one-gear train
VR
- Dry Friction Speed Variators
Main use:
Speed changers for general purpose, medium and fractional power drives. Dry friction and fully sealed enclosure allow reliable, service free and safe installations.-
Range:
4 sizes; housings and covers of aluminium die cast for sizes 63 and 71, of cast iron for sizes 80 and 90. Variators with output flanges, according to standard IEC sizes, to plug in the various helical and worm/wheel units.
VS
- Planetary speed variators
Main use:
Speed variators for general purpose, medium and fractional power drives. Dry friction and fully sealed enclosure allow reliable, service free and safe installations.-
Range:
6 sizes; combination of independent drives Variators VR with Speed Reducers RD.
RC Series
- Two/three-stage helical gearboxes
Main use:
Drive of fractional and medium power applications.-
Range:
seven sizes of grey cast iron, key/keyway input, long-life lubrication.
RG
- Planetary speed reducers with reduced backlash
Main use:
Dc, brushless and stepper motor drives.-
Range:
4 sizes; 1 and 2 stages
RD Series
- Helical Gearboxes
Main use:
General purpose, medium and fractional power drives.-
Range:
7 sizes; housings and covers of aluminium die cast up to size 4, of cast iron from size 5; two- and three-gear trains.
RD Series
- Two/three-stage helical gearboxes
Main use:
Flat-chain feeder driving, cage systems, scraper systems.-
Range:
Seven sizes of aluminium pressure die cast body and covers up to size 4 and grey cast iron from size 5, input elastic coupling and long-life lubrication.
RP90 Series
- One-stage helical gearboxes
Main use:
Linear-feeder driving (screw conveyors).-
Range:
one size only of aluminium pressure die cast body, input elastic coupling and long-life lubrication.
Star-like
flexible coupling
-
Flexible element in star-like design in a new optimized geometry by FEM simulation, made in an enhanced poyamide with a special elastomeric insert, an advanced powerful polymer compared with traditional TPU and TPE thermoplastic elastomers.
RN
- Parallel shaft gearbox
Main use:
Parallel shaft gearboxes for fractional and medium drives.-
Range:
6 sizes; aluminium pressure die cast up to size 3; grey cast iron from size 4 up; 2 and 3 stages.
RO 2
- Two-stage bevel / helical gearboxes
Main use:
Bevel helical speed reducers for fractional and medium drives.-
Range:
4 sizes, all alluminium pressure die cast.
RO
- Bevel Helical gearbox with in-line input
Main use:
Fractional and medium drives.-
Range:
6 sizes; aluminium pressure die cast up to size 3; grey cast iron from size 4 up; 3 stages.
RV
- 90 Degree Input helical bevel speed reducer
Main use:
Fractional and medium drives.-
Range:
6 sizes; aluminium pressure die cast up to size 3; grey cast iron from size 4 up; 3 stages.