SIRIUS soft starter S0 25 A-3RW4026-1BB14

Product Description

SIRIUS Soft Starter S0 25 A – 3RW4026-1BB14

The Siemens 3RW4026-1BB14 is a robust SIRIUS soft starter from the 3RW40 series, designed for smooth starting and stopping of three-phase induction motors up to 11 kW (400 V). It ensures reduced starting current, mechanical stress, and voltage dips, improving overall motor performance and system reliability.

This model belongs to the S0 frame size, making it suitable for compact control panel installations. It is widely used in industrial automation, pumps, fans, compressors, conveyors, HVAC systems, and general-purpose motor drives, where controlled acceleration and deceleration are required for longer equipment life and stable operation.

🔹 Key Features

• Siemens SIRIUS 3RW40 series soft starter
• Model: 3RW4026-1BB14
• Frame size: S0
• Rated current: 25 A
• Motor power: Up to 11 kW at 400 V
• Supply voltage: 200–480 V AC, 3-phase
• Control voltage: 110–230 V AC/DC
• Soft start and soft stop function for smooth operation
• Integrated bypass contacts for reduced heat dissipation
• Compact modular design for easy panel integration
• Screw terminal connection for secure wiring
• LED status indication for diagnostics
• Adjustable current limiting and ramp time settings
• Built-in motor protection functions
• Complies with IEC 60947-4-2 standards