SEW-EURODRIVE R37 DRN90S4 RPM1762 Gearbox Inverter Motor

The SEW-EURODRIVE R37 DRN90S4 is a helical gearmotor that combines a DRN90S4 geared unit with an inverter‑integrated motor in a single assembly, rated at 1.5 HP for S1 continuous duty. It operates on three‑phase 230/460 VAC with a 60 Hz supply, delivering an output speed of 1762 RPM at 60 Hz (1455 RPM at 50 Hz) and a current draw of about 2.3 A at 230 VAC or 4.6 A at 460 VAC. This model is consistently documented in SEW‑EURODRIVE data sheets and distributor product sheets as part of the R37 family of gearmotors, underscoring its role as a compact, inverter‑driven solution for industrial automation where precise speed control and reliable torque transmission are required.