Siemens SIRIUS Soft Starter 3RW3458-0DC25
Siemens SIRIUS 3RW34 Soft Starter
The Siemens 3RW3458-0DC25 is an electronic motor controller from the SIRIUS 3RW34 soft starter series. It is designed for smooth starting of electric motors, reducing mechanical stress and electrical inrush current. The controller supports an operating voltage range of AC 400-600V and DC 24V. Technical specifications indicate values at 40°C (inside delta) of 234A and 160kW, while standard operation is 135A and 90kW.
This soft starter is suitable for a variety of industrial applications where motor starting requires controlled acceleration, such as pumps, fans, compressors, and conveyor systems. Its electronic control provides consistent performance and protection for motor applications. It features 3 normally open (NO) auxiliary contacts.
Source your Siemens 3RW3458-0DC25 soft starter from Stanlo Automation, your veteran-owned supplier of industrial automation surplus parts. We offer quality components to keep your machinery running efficiently.
| Type | Soft Starter |
| Series | SIRIUS 3RW34 |
| Operating Voltage | AC 400-600V, DC 24V |
| Current (Standard) | 135A |
| Power (Standard) | 90kW |
| Current (Delta @ 40°C) | 234A |
| Power (Delta @ 40°C) | 160kW |
| Auxiliary Contacts | 3 NO |