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Siemens SIRIUS 3RW5544-2HA04 Soft Starter - 200-480V, 250A

Siemens SIRIUS 3RW5544-2HA04 Soft Starter - 250A

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ManufacturerSiemens

Part number3RW5544-2HA04

Voltage 200-480 V AC

Current 250 A

Control Voltage 24 V AC/DC

Terminals Spring-type

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12-month warranty

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Same-day dispatch

Order by 2pm CST

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

Smooth Motor Acceleration Reduced Inrush Current Integrated Bypass Contact Motor Protection Functions Spring-Type Terminals 24V AC/DC Control

Product description

The Siemens SIRIUS 3RW5544-2HA04 is a soft starter designed for smooth and controlled acceleration of three-phase induction motors. It operates within a voltage range of 200-480V and handles a current of up to 250A, featuring spring-type terminals for easy and secure connections. The control voltage is 24V AC/DC, ensuring compatibility with a wide range of control systems.

This soft starter is essential for applications requiring reduced mechanical stress on machinery and power systems, such as pumps, fans, compressors, and conveyor belts. By minimizing inrush current, it prevents voltage dips and extends the lifespan of motor components and connected equipment, commonly found in heavy industries, water management, and manufacturing.

As a veteran-owned surplus parts distributor, Stanlo Automation offers the Siemens 3RW5544-2HA04 at competitive prices. We provide reliable access to industrial automation components, ensuring your operations benefit from high-quality, cost-effective solutions.

Technical specifications

Voltage	200-480 V AC
Current	250 A
Control Voltage	24 V AC/DC
Terminals	Spring-type
Series	SIRIUS 3RW55

Common applications

Pump Control

Fan Applications

Conveyor Systems

Compressors

Material Handling

Heavy Industry Machinery

Compatible systems

Siemens SIRIUS control systems PLC systems with 24V DC output

Also known as

Siemens SIRIUS Soft Starter 250A 3RW55 Soft Starter Siemens 3RW5544

Replaces / compatible with

Compatible with Siemens SIRIUS motor control accessories and control systems requiring 24V AC/DC input.

Technical note

Expert tip

Ensure the control voltage supply for the 24V AC/DC input is stable and properly fused to prevent damage to the soft starter's control circuitry.

What happens next?

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Frequently asked questions

What is the primary benefit of using the Siemens SIRIUS 3RW5544-2HA04 soft starter?

The primary benefit is smooth and controlled motor acceleration, which significantly reduces mechanical stress on machinery and electrical stress on the power grid by limiting inrush current.