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Siemens SIRIUS 3RW55 Soft Starter - 570A, 200-690V

Siemens SIRIUS soft starter, 570A, 200-690V.

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ManufacturerSiemens
Part number3RW5548-6HA16
Series SIRIUS 3RW55
Voltage 200-690 V AC
Rated Current 570 A
Terminals Screw terminals
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Smooth Motor Acceleration Reduced Starting Current Extended Equipment Life 570A Rated Current 200-690V Operating Range Screw Terminals

The Siemens 3RW5548-6HA16 is a high-performance SIRIUS soft starter designed to provide smooth and controlled acceleration of three-phase motors. It operates within a voltage range of 200-690V AC and can handle a rated current of up to 570 A. This model features convenient screw terminals for secure and reliable electrical connections, ensuring efficient power transfer.

This soft starter is crucial for applications where high starting currents and mechanical stresses need to be minimized, such as in large pump systems, compressors, fans, and conveyors. By gradually ramping up motor speed, it reduces wear on mechanical components and electrical systems, leading to extended equipment life and improved operational efficiency.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers dependable access to essential components like the Siemens 3RW5548-6HA16 SIRIUS soft starter. Minimize unexpected downtime and optimize your maintenance budgets by sourcing quality, surplus equipment from our experienced team.

SeriesSIRIUS 3RW55
Voltage200-690 V AC
Rated Current570 A
TerminalsScrew terminals
Large Pumps
Compressors
Fans
Conveyor Systems
Crusher Machines
Industrial Motor Control
Three-phase AC Motors up to 315 kW (at 400V) Siemens S7 PLCs Industrial Control Panels
Siemens Soft Starter 570A SIRIUS 3RW55 3RW5548 6HA16 Siemens Motor Starter
This soft starter replaces direct-on-line (DOL) starters for applications requiring controlled motor ramp-up, reducing mechanical shock and electrical stress. It is part of the Siemens SIRIUS 3RW55 range.
Expert tip
Proper wiring and selection of bypass contactors (if used) are critical for optimal performance and protection. Always refer to the manufacturer's manual for installation and configuration.
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What is the maximum rated current and voltage range for the Siemens 3RW5548-6HA16 SIRIUS soft starter?
The Siemens 3RW5548-6HA16 SIRIUS soft starter has a rated current of 570 A and is designed to operate within a voltage range of 200-690 V AC.