Siemens SIRIUS 3RW44 Soft Starter - 162A, 110kW, Phased Out
Siemens SIRIUS 3RW44 soft starter, 162A, 110kW, 200-460V AC.
The Siemens SIRIUS 3RW4436-6BC44 is a soft starter designed to provide smooth acceleration for three-phase induction motors. At 400V and 40°C, it handles a standard current of 162 A and a motor power of 110 kW. In delta-connected configurations, it can manage 281 A and 160 kW. The unit operates on an AC voltage range of 200-460V and features screw terminals for connection. Please note that this product is phased out.
This soft starter is used to reduce the mechanical stress on machinery and electrical strain on the power supply during motor startup. It's commonly applied in applications such as conveyor systems, pumps, fans, and compressors where smooth acceleration is beneficial. Industries including material handling, water treatment, and general manufacturing utilize these devices.
Stanlo Automation, a veteran-owned surplus parts distributor, offers components like the Siemens 3RW4436-6BC44. While this model is phased out, we can help you find available surplus stock or guide you toward its recommended successor, the SIRIUS 3RW5536-6HA14, ensuring your motor control systems remain operational.
| Part Number | 3RW4436-6BC44 |
| Manufacturer | Siemens |
| Series | SIRIUS |
| Type | Soft Starter |
| Voltage | 200-460 V AC |
| Current (Standard) | 162 A (at 400V, 40°C) |
| Power (Standard) | 110 kW (at 400V) |
| Current (Inside-Delta) | 281 A |
| Power (Inside-Delta) | 160 kW |
| Terminals | Screw |
| Status | Phased-out (Successor: 3RW5536-6HA14) |