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SIRIUS 3RW52 Soft Starter – 37 kW / 50 HP, 400V
Product Description
Simplify Your Motor Control with the SIRIUS 3RW52 Soft Starter
The SIRIUS 3RW52 is a state-of-the-art soft starter from Siemens, designed to provide smooth, controlled acceleration and deceleration for your standard three-phase AC motors. This robust and compact solution reduces mechanical stress on drives and conveyors, minimizes current inrush to prevent voltage dips, and extends the lifespan of your equipment.
The 3RW5226-1AC14 model is engineered for heavy-duty industrial applications, offering advanced features like integrated bypass technology for improved energy efficiency, a wide range of protective functions (e.g., overload, phase imbalance), and easy setup via a intuitive DIP switch and potentiometer configuration. Its sleek design allows for seamless integration into any control cabinet, making it the ideal choice for material handling, pumps, fans, and compressors.
Key Benefits:
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Smooth Start/Stop: Eliminates jerky starts and reduces mechanical shock.
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Protection: Safeguards your motor and the soft starter from various electrical faults.
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Operational Efficiency: Integrated bypass reduces heat generation and energy consumption during run state.
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Space-Saving Design: Compact footprint for optimal use of cabinet space.
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Easy Setup: No complex programming required; simple configuration via DIP switches.
Product Data Table
| Attribute | Value |
|---|---|
| Article Number | 3RW5226-1AC14 |
| Product Line | SIRIUS 3RW52 |
| Rated Supply Voltage | 400V AC, 50/60 Hz |
| Rated Power | 37 kW / 50 HP |
| Maximum Motor Current | 72 A |
| Setting Range Current | 18 – 72 A |
| Rated Operational Current Ie | 100 A |
| Bypass Integrated | Yes |
| Protection Degree | IP00 |
| Mounting Type | DIN Rail Mounting |
| Control Type | DIP Switches & Potentiometers |
| Communication | No (For comms, see 3RW55 series) |
| Width | 97.5 mm |
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