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Siemens SIRIUS 3RW30 Soft Starter - 45A, 22kW, 200-460V AC, 24V AC/DC

Siemens SIRIUS 3RW30 S2 Soft Starter for smooth motor starts.

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ManufacturerSiemens

Part number3RW3036-1AB04

Type Soft Starter

Series SIRIUS 3RW30

Motor Rating 22 kW at 400 V

Rated Operational Current 45 A

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Smooth motor starting Reduces mechanical and electrical stress Compact design 200-460V AC main circuit 24V AC/DC control voltage Screw terminal connections

Product description

The Siemens SIRIUS 3RW30 Soft Starter (3RW3036-1AB04) is designed for smooth and controlled starting of three-phase induction motors. This S2 class soft starter has a rated operational current of 45A and is suitable for motors up to 22 kW at 400V. It operates with a control voltage range of 200-460V AC and features 24V AC/DC control input, with reliable screw terminals for connection.

This soft starter provides crucial benefits such as reduced mechanical stress on machinery, minimized electrical inrush current, and smoother acceleration of motor loads. It is widely used in applications involving pumps, fans, compressors, conveyors, and other machinery where soft starting is essential to prevent system shock and prolong equipment life. The SIRIUS 3RW30 series is known for its compact design and ease of integration.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens SIRIUS 3RW30 Soft Starter (3RW3036-1AB04). Source reliable and cost-effective motor control solutions from Stanlo to keep your operations running efficiently and minimize downtime.

Technical specifications

Type	Soft Starter
Series	SIRIUS 3RW30
Motor Rating	22 kW at 400 V
Rated Operational Current	45 A
Control Voltage	200-460 V AC
Control Input	24 V AC/DC
Terminals	Screw
Protection Class	IP20

Common applications

Pump Control

Fan Control

Conveyor Systems

Compressors

General Motor Starting

Industrial Machinery

Compatible systems

Three-phase induction motors up to 22 kW at 400V

Also known as

Siemens S2 Soft Starter SIRIUS 3RW30 45A 3RW30361AB04 Siemens Soft Motor Starter

Replaces / compatible with

This soft starter is designed to provide controlled motor acceleration, replacing direct-on-line (DOL) starters for applications requiring reduced starting torque and current.

Technical note

Expert tip

Ensure the control voltage is correctly wired to the 24V AC/DC terminals for proper operation of the soft starter.

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Frequently asked questions

What is the rated power output for the Siemens 3RW3036-1AB04 soft starter?

The Siemens SIRIUS 3RW30 soft starter (3RW3036-1AB04) is rated for motor outputs up to 22 kW at a voltage of 400 V. It can handle a rated operational current of 45A.