SEW Eurodrive Italia RM167-DRN315M4 Helical Speed Reducer
The SEW Eurodrive Italia RM167-DRN315M4 is a high-performance helical speed reduction gearbox designed for demanding industrial applications. Featuring robust helical gear construction, it delivers smooth, efficient power transmission with reduced noise and vibration. The DRN315M4 motor ensures reliable operation with excellent energy efficiency. Built to SEW Eurodrive's rigorous quality standards, this gearbox offers long service life, low maintenance requirements, and versatile mounting options. Ideal for conveyors, mixers, crushers, and other heavy-duty machinery requiring precise speed reduction and high torque output.
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Estimated Delivery Date: Sep 02-Sep 02
Frequently Asked Questions
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Specifications
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A powerful helical gearmotor from SEW-EURODRIVE's proven R..DR.. series, combining the RM167 helical gear unit with the DRN315M4 IE3 premium-efficiency AC motor. Engineered for demanding industrial applications, it delivers smooth, reliable power transmission with outstanding energy efficiency and long service life.
Common Operating Alerts
When operating this gearmotor, be aware of the following conditions that may affect performance and service life:
- Excessive switching cycles — frequent start-stop operations may reduce component lifespan
- Phase failure — loss of one supply phase can cause motor damage
- Voltage and frequency deviation — ensure supply parameters remain within rated tolerances
- Forced cooling fan failure — verify fan operation to prevent overheating
DR Series AC Motor — Unit Designation Guide
The DR series modular motor system offers a wide range of configurations to match your exact application requirements.
Motor Series & Efficiency Classes
| Designation | Description | Efficiency |
|---|---|---|
| DRS.. | Standard efficiency motor | IE1 (EFF2), 50 Hz |
| DRE.. | High efficiency motor | IE2 (EFF1), 50 Hz |
| DRN.. | Premium efficiency motor | IE3, 50 Hz |
| DRP.. | Premium efficiency motor | IE3, 50 Hz |
Frame Sizes & Lengths
- Available sizes: 71 / 80 / 90 / 100 / 112 / 132 / 160 / 180 / 200 / 225 / 315
- Length codes: K = extra short · S = short · M = medium · L = long · H = extra long
- Rotor type: MC / LC / HC = squirrel-cage rotors
- Number of poles: 4
Mounting Options
| Code | Mounting Type |
|---|---|
| FI | IEC foot-mounted motor |
| FG | 7-series integral motor (stand-alone) |
| FF | IEC flange-mounted with bore holes |
| FT | IEC flange-mounted with threaded holes |
| FL | Additional flange mounting variant Why choose this gearmotor? The SEW-EURODRIVE modular system lets you combine gear units and motors in virtually any configuration — reducing downtime, lowering operating costs, and ensuring a perfect fit for conveyors, mixers, crushers, and other heavy-duty industrial machinery worldwide. |
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