Siemens SIRIUS 3RW4434-2BC45 Soft Starter - 113A, 75kW
Siemens SIRIUS 3RW4434-2BC45 soft starter, 113A, 75kW, phased-out.
The Siemens 3RW4434-2BC45 is a SIRIUS soft starter designed for smooth motor acceleration. It provides rated values of 113 A at 500 V (standard) and 75 kW, with an inside-delta rating of 196 A and 132 kW. This unit operates on 400-600 V AC power and features convenient spring-type terminals for connection. Please note that this is a phased-out product, with the SIRIUS 3RW5 series, specifically the 3RW5534-2HA16, being its preferred successor.
Soft starters like the 3RW4434-2BC45 are crucial in applications where mechanical stress on machinery, power grid fluctuations, and high starting currents need to be minimized. They are commonly used in pumps, fans, compressors, and conveyor systems across various industries, including manufacturing, water treatment, and HVAC.
Stanlo Automation, a veteran-owned surplus parts distributor, can help you source the Siemens 3RW4434-2BC45 while supplies last, or guide you to suitable replacements. We provide reliable industrial automation components to keep your systems running efficiently.
| Rated Current (standard) | 113 A (at 500 V) |
| Rated Power (standard) | 75 kW (at 500 V) |
| Rated Current (inside-delta) | 196 A |
| Rated Power (inside-delta) | 132 kW |
| Voltage | 400-600 V AC |
| Terminals | Spring-type |
| Series | SIRIUS 3RW44 |