Siemens SIRIUS 3RW4423-1BC46 Soft Starter - 36A, 37kW
Siemens SIRIUS 3RW4423-1BC46 Soft Starter for 400-690V AC motors.
The Siemens 3RW4423-1BC46 is a SIRIUS soft starter designed for smooth motor acceleration. It is rated for an operating voltage range of 400-690 V AC and can handle currents up to 36 A, suitable for motor ratings up to 37 kW at 690 V (at 40 °C ambient). This unit features screw terminals for connection. Please note that this is a phased-out product, with the SIRIUS 3RW5 series being its successor.
This soft starter is used to reduce the starting current and torque of three-phase AC motors, protecting them and the power supply system from electrical and mechanical stress. Applications include pumps, fans, compressors, and conveyors in various industrial sectors.
Stanlo Automation, your veteran-owned source for industrial surplus, offers the Siemens 3RW4423-1BC46. Secure this component for your existing systems or as a spare, ensuring continued operation.
| Part Number | 3RW4423-1BC46 |
| Manufacturer | Siemens |
| Series | SIRIUS |
| Type | Soft Starter |
| Voltage | 400-690 V AC |
| Current Rating | 36 A (at 690 V, 40 °C) |
| Power Rating | 37 kW (at 690 V, 40 °C) |
| Connection | Screw terminals |
| Status | Phased-out product |