Siemens 3RW4028-2BB05 SIRIUS S0 Soft Starter - 38A, 22kW
Siemens SIRIUS S0 Soft Starter, 38A, 22kW, 400-600V AC, 24V AC/DC.
The Siemens SIRIUS soft starter (3RW4028-2BB05) is engineered for gentle motor starts, reducing mechanical and electrical stress on induction motors. This S0 class soft starter is rated for 38 A and can manage motor power up to 22 kW at 500 V. It operates with a wide input voltage range of 400-600 V AC and features a 24 V AC/DC control voltage, utilizing spring-type terminals for efficient and secure connections.
This soft starter is ideal for applications requiring controlled acceleration of motors, such as in conveyor systems, pumps, fans, and manufacturing equipment. By limiting inrush currents, it helps to protect motor windings and connected power systems, leading to increased reliability and reduced maintenance costs.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3RW4028-2BB05. We provide reliable access to quality industrial automation components, ensuring your operations are supported by dependable surplus parts from Stanlo.
| Type | SIRIUS Soft Starter S0 |
| Rated Current | 38 A |
| Motor Power | 22 kW @ 500 V |
| Control Voltage | 400-600 V AC |
| Auxiliary Voltage | 24 V AC/DC |
| Terminals | Spring-type |
| Ambient Temp | 40 °C |