Description
The SIRIUS 3RW40 Soft Starter — Part Number 3RW4026-1BB14 is designed to provide controlled starting and stopping of three-phase motors while minimizing inrush current and mechanical shock. With a rated operational current of 25 A and support for motors up to 11 kW at 400 V, it is well suited for pumps, fans, compressors, conveyors, and other industrial machinery.
The device operates across a wide 200–480 V AC main supply range and utilizes a 110–230 V AC/DC control voltage, allowing flexible integration into diverse control systems. Equipped with screw terminals, it offers secure and reliable wiring for panel-mounted installations.
Built in a compact Size S0 frame, this soft starter is optimized for installations where space-saving design and dependable motor protection are critical. The SIRIUS 3RW40 series enhances motor lifespan, reduces maintenance costs, and improves operational efficiency.
Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Product Series | SIRIUS 3RW40 |
| Part Number | 3RW4026-1BB14 |
| Product Type | Soft Starter |
| Frame Size | S0 |
| Rated Current | 25 A |
| Motor Power | 11 kW at 400 V |
| Main Supply Voltage | 200–480 V AC |
| Control Voltage | 110–230 V AC/DC |
| Terminal Type | Screw |
| Installation | Panel Mount |
| Packaging Dimensions (L × W × H) | 182 × 153 × 60 mm |
| Net Weight | 0.69 kg |
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