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.
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.
| Nm | 280 - 2860 |
| kW | 0.18 - 4 |
| i | 25 - 800 |