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Siemens SIRIUS 3RW40 Soft Starter - 162A, 110kW

Siemens SIRIUS 3RW40 soft starter, 162A, 110kW, 400-600V AC.

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ManufacturerSiemens

Part number3RW4056-6BB45

Part Number 3RW4056-6BB45

Manufacturer Siemens

Series SIRIUS 3RW40

Rated Current 162 A

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Soft Starter for Controlled Motor Acceleration 162A Rating Up to 110kW Motor Capacity 400-600V AC Main Voltage 230V AC Control Voltage Screw Terminals

Product description

The Siemens SIRIUS 3RW4056-6BB45 is a soft starter designed for smooth motor acceleration. It has a rated current of 162 A and is suitable for motors up to 110 kW at 500 V. The operating voltage range is 400-600 V AC, with control power at 230 V AC, utilizing screw terminals for connections. Please note that this is a phased-out product.

This soft starter was used in various industrial applications requiring controlled motor startup to reduce mechanical stress and electrical load on the power supply. It’s ideal for applications like pumps, fans, compressors, and conveyors where a gradual start is beneficial. The preferred successor model is the Siemens SIRIUS 3RW5056-6AB15.

Stanlo Automation, a veteran-owned distributor specializing in surplus industrial automation parts, offers the Siemens 3RW4056-6BB45 soft starter. While it is a phased-out item, we can help you source this or its recommended replacement to ensure your machinery continues to operate efficiently.

Technical specifications

Part Number	3RW4056-6BB45
Manufacturer	Siemens
Series	SIRIUS 3RW40
Rated Current	162 A
Motor Power	110 kW (500 V)
Control Voltage	230 V AC
Main Voltage	400-600 V AC
Terminals	Screw
Status	Phased-out

Common applications

Pump Control

Fan Control

Conveyor Systems

Compressor Starters

Industrial Machinery

Motor Starting Control

Compatible systems

Standard AC Induction Motors Control Panels Industrial Automation Systems

Also known as

Siemens SIRIUS Soft Starter 3RW40 Soft Starter 162A Motor Starter Siemens 110kW Soft Starter

Replaces / compatible with

The Siemens 3RW4056-6BB45 is a phased-out product. Its preferred successor is the Siemens SIRIUS 3RW5056-6AB15, offering updated features and support.

Technical note

Expert tip

As a phased-out product, ensure availability of spare parts or consider upgrading to the recommended successor, 3RW5056-6AB15, for long-term support.

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Frequently asked questions

What is the successor to the Siemens 3RW4056-6BB45 soft starter?

The Siemens 3RW4056-6BB45 is a phased-out product. The preferred successor is the Siemens SIRIUS 3RW5056-6AB15, which offers updated technology and functionality for motor starting applications.