805.02031.01054.1 Worm gearmotor by Rehfuss
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The Rehfuss worm gearmotor (Model SM031HD-63L/4, part number 805.02031.01054.1) is an integrated drive unit engineered for continuous S1 operation. Driven by a 3AC 230/400V, 50 Hz three-phase motor with a nominal power of 0.18 kW and a rated motor speed of 1400 rpm, this gearmotor utilizes an internal gear ratio of 50 to deliver an output speed of 27 rpm and a torque of 42 Nm at a 1.0 service factor. It features insulation class F and an IP55 protection rating against dust and water ingress, supplemented by a 1x3 B winding protection system incorporating a PTC thermistor. Built with a universal mounting position, the unit includes a specialized hexagonal hollow shaft (SW17) and a loosely enclosed torque arm (Position 1/A, supplied without plastic spring). Lubricated with Structovis P Liquid 027027 grease, the motor housing features a D4 terminal box orientation with two M20x1.5 cable entries and is finished in a RAL 7031 2K paint coating.
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Characteristics
| Manufacturer | Rehfuss |
|---|---|
| Part number | 805.02031.01054.1 |
| Inner Code | 1076495 |
Technical specification
| Product type | Rehfuss Worm Gearmotor |
|---|---|
| Type / Frame Size | SM031HD-63L/4 |
| Mounting Position | Universal |
| Hollow Shaft | Hexagon / SW17 / Special version |
| Torque Arm Position / Side | 1 / A (loose, without plastic spring) |
| Gear Ratio | 50 |
| Output Speed | 27 1/min |
| Torque | 42 Nm |
| Service Factor | 1.0 |
| Paint Finish | RAL 7031 2K |
| Lubricant | Structovis P Liquid 027027 |
| Current Type | 3AC |
| Rated Power | 0.18 kW |
| Duty Cycle | S1 |
| Rated Voltage | 230/400 V |
| Frequency | 50 Hz |
| Rated Speed | 1400 1/min |
| Insulation Class | F |
| IP Protection Class | 55 |
| Terminal Box Position | D4 / 2 x M20x1.5 |
| Winding Protection | 1x3 B (PTC) |