Siemens SIRIUS 3RW4074-2BB34 Soft Starter - 248A
Siemens SIRIUS S12 soft starter, 248A, for 200hp/460V motors.
The Siemens 3RW4074-2BB34 is a SIRIUS S12 soft starter designed for smooth motor acceleration. It can handle a rated current of 248 A and is suitable for motors up to 200 hp at 460 V. The unit operates on 200-460 V AC and features 115 V AC control voltage with spring-type terminals.
This soft starter is ideal for applications where reducing mechanical stress on machinery and minimizing inrush current is important, such as pumps, fans, and conveyors. It offers controlled starting to protect motor windings and power systems.
Stanlo Automation, a veteran-owned surplus distributor, offers this phased-out Siemens soft starter. While a successor is available, this unit can still be a cost-effective solution for maintaining existing systems. We provide reliable surplus parts to keep your operations running.
| Manufacturer | Siemens |
| Part Number | 3RW4074-2BB34 |
| Series | SIRIUS 3RW40 |
| Size | S12 |
| Rated Current | 248 A |
| Max Motor Power | 200 hp @ 460 V |
| Control Voltage | 115 V AC |
| Main Circuit Voltage | 200-460 V AC |
| Terminals | Spring-type |