Description
The SIRIUS 3RW40 Soft Starter — Part Number 3RW4036-2BB14 is designed to provide smooth, controlled starting and stopping of three-phase motors while minimizing mechanical wear and electrical stress. Rated at 45 A and supporting motors up to 22 kW at 400 V, this soft starter is ideal for pumps, fans, compressors, conveyors, and other industrial machinery.
Operating within a wide 200–480 V AC supply range and utilizing a 110–230 V AC/DC control voltage, the unit offers flexible integration into various control systems. Its spring-type terminals enable fast, secure wiring without the need for screw connections, improving installation efficiency and reliability.
Housed in a compact Size S2 frame, the device is engineered for panel-mounted installations where space optimization and dependable performance are essential. The SIRIUS 3RW40 series is widely recognized for energy efficiency, reduced starting current, and extended motor lifespan.
Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Product Series | SIRIUS 3RW40 |
| Part Number | 3RW4036-2BB14 |
| Product Type | Soft Starter |
| Frame Size | S2 |
| Rated Current | 45 A |
| Motor Power | 22 kW at 400 V |
| Main Supply Voltage | 200–480 V AC |
| Control Voltage | 110–230 V AC/DC |
| Terminal Type | Spring-Type |
| Installation | Panel Mount |
| Packaging Dimensions (L × W × H) | 197 × 212 × 71 mm |
| Net Weight | 1.271 kg |
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