3RW4028-1BB04

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$714.24
$714.24
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Overview of Siemens 3RW4028-1BB04

Buy genuine Siemens 3RW4028-1BB04 online today for your automation system. The Siemens 3RW4028-1BB04 is a high-performance SIRIUS soft starter designed for industrial applications requiring reliable motor control. With a rated current of 38 A and a power rating of 18.5 kW at 400 V, this soft starter is ideal for smooth motor starting and stopping, reducing mechanical stress and electrical surges. It operates within a wide voltage range of 200–480 V AC and features a 24 V AC/DC control supply, making it compatible with a variety of control systems. The integrated bypass contact system ensures efficient operation and energy savings. Whether you're upgrading your factory control panel or installing new equipment, the Siemens 3RW4028-1BB04 delivers robust performance and long-term reliability.

Key Features of Siemens 3RW4028-1BB04

  • Rated current: 38 A, suitable for motors up to 18.5 kW at 400 V
  • Wide input voltage range: 200–480 V AC
  • Control supply: 24 V AC/DC for flexible integration
  • Integrated bypass contact system for reduced losses
  • Thyristor-based soft starting for smooth motor operation
  • Screw terminals for secure and easy wiring
  • Compact design for space-saving installation
  • Robust construction for industrial environments
  • RoHS compliant and environmentally certified

Technical Specs of 3RW4028-1BB04

Review Siemens 3RW4028-1BB04 specifications for detailed parameters before installation.

Parameter Value
Rated Current 38 A
Power Rating 18.5 kW / 400 V
Input Voltage 200–480 V AC
Control Supply 24 V AC/DC
Terminal Type Screw terminals
Operating Temperature 40 °C
Weight 0.714 kg
Compliance RoHS, UL/CSA

Applications / Use Case

This Siemens 3RW4028-1BB04 is commonly used in industrial automation worldwide. It is ideal for applications such as pump control, conveyor systems, compressors, and other motor-driven equipment where smooth starting and stopping are critical. The soft starter helps reduce mechanical wear, electrical surges, and energy consumption, making it a preferred choice for factory control panels and production line systems. Its robust design and reliable performance ensure long-term operation in demanding environments.

Price & Availability

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3RW4028-1BB04

$714.24

  • ACHIEVING

    4.0

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    1%

    return rate

Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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