SIRIUS soft starter 200-480 V 250 A-3RW5073-6AB14

Product Description

SIRIUS Soft Starter 200–480 V 250 A – 3RW5073-6AB14

The Siemens 3RW5073-6AB14 is a powerful and intelligent SIRIUS soft starter from the advanced 3RW50 series, designed for smooth starting and stopping of three-phase induction motors in demanding industrial applications. It significantly reduces starting current, torque shocks, and mechanical stress, helping improve motor life, reduce maintenance requirements, and enhance overall system reliability.

This soft starter operates within a 200–480 V AC supply range and supports a rated operational current of 250 A, making it suitable for medium and heavy-duty motor applications such as pumps, compressors, fans, conveyors, crushers, mixers, and process machinery.

The Siemens 3RW50 series includes advanced features such as integrated bypass contacts, adjustable ramp control, current limiting, motor overload protection, motor thermistor evaluation, and advanced diagnostics, providing a compact and energy-efficient motor control solution for modern automation systems.

🔹 Key Features

• Siemens SIRIUS 3RW50 series soft starter
• Part Number: 3RW5073-6AB14
• Rated operational current: 250 A
• Supply voltage: 200–480 V AC
• Soft start and soft stop functionality
• Integrated bypass contacts for reduced heat generation
• Adjustable starting and stopping ramps
• Built-in motor overload protection
• Current limiting for smooth motor startup
• Advanced motor monitoring and diagnostics
• Thermistor motor protection support
• Compact design for optimized panel space
• Suitable for standard and heavy-duty motor applications
• High operational reliability and efficiency
• Complies with IEC 60947-4-2 standards