3RW3037-1BB04

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$806.40
$806.40
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Buy genuine Siemens 3RW3037-1BB04 online

The Siemens 3RW3037-1BB04 is a high-performance SIRIUS soft starter designed to optimize the starting process of three-phase asynchronous motors. Rated for up to 40 HP at 460 V and 58 amps, this soft starter effectively reduces mechanical stress on motors and related equipment by controlling the initial voltage during motor startup. Its 24 V AC/DC control voltage and screw terminal connections ensure easy installation on a standard 35 mm DIN rail. The 3RW3037-1BB04 is engineered to prevent voltage dips and reduce starting current surges, making it ideal for applications involving pumps, conveyors, presses, and heat or hydraulic pump systems. This Siemens model is a reliable choice for improving motor lifespan and enhancing operational stability in demanding industrial environments.

Key Features of Siemens 3RW3037-1BB04

  • Soft starting with variable phase control to ramp up voltage smoothly
  • Integrated bypass contact system for efficient motor operation
  • Compatible with 3-phase asynchronous motors up to 40 HP at 460 V
  • 24 V AC/DC control voltage for flexible control options
  • Screw terminal connections and DIN rail mounting for simplified installation
  • Reduces mechanical stress and prevents shocks during startup
  • Limits starting torque and current to protect motor and power network
  • Suitable for use in heat pumps, hydraulic pumps, presses, and conveyors
  • Reliable operation at ambient temperatures up to 40 °C

Explore Siemens 3RW3037-1BB04 technical specs for detailed parameters

Parameter Value
Rated Current 58 A @ 50°C
Motor Power 20 HP @ 230 V / 40 HP @ 460 V
Control Voltage 24 V AC/DC
Mounting DIN rail (35 mm)
Thyristor Controlled Phases Two phases
Insulation Voltage 600 V
Degree of Pollution 3 (IEC 60947-4-2)

Applications / Use Case

This Siemens 3RW3037-1BB04 soft starter is commonly used in industrial automation worldwide, particularly in settings requiring smooth motor startups to reduce mechanical and electrical stress. It is ideal for process control and machine automation applications such as conveyor belt operations, packaging lines, and factory control panels. Its ability to control torque and startup current makes it perfect for pumps, presses, and hydraulic motor drive systems, contributing to longer equipment life and reduced maintenance costs.

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3RW3037-1BB04

$806.40

  • 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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