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Siemens 3RW4036-2BB04 SIRIUS Soft Starter - 45A, 22kW

Siemens SIRIUS soft starter, 45A, 22kW, 200-480V AC, 24V AC/DC control.

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ManufacturerSiemens

Part number3RW4036-2BB04

Type Soft Starter

Series SIRIUS 3RW40

Rated operational current Ie 45 A

Rated power Pn 22 kW (400 V)

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Smooth motor start-up Reduced inrush current Overload protection Integrated bypass contact Spring-type terminals Wide operating voltage

Product description

The Siemens 3RW4036-2BB04 is a SIRIUS soft starter designed for gentle motor acceleration. It features a 45A current rating and supports 22kW at 400V. The device operates within a wide voltage range of 200-480V AC and is controlled by 24V AC/DC input. It utilizes spring-type terminals for easy and secure connections.

This soft starter is ideal for applications requiring reduced mechanical stress on machinery, such as conveyor systems, pumps, and fans, minimizing wear and tear. It is commonly used in general industrial automation, manufacturing, and processing plants where smooth start-up is critical.

Stanlo Automation, a veteran-owned business, offers this Siemens soft starter. We specialize in surplus industrial automation parts, providing reliable components and expert service to keep your operations running efficiently and cost-effectively.

Technical specifications

Type	Soft Starter
Series	SIRIUS 3RW40
Rated operational current Ie	45 A
Rated power Pn	22 kW (400 V)
Control Voltage	24 V AC/DC
Main Circuit Voltage	200-480 V AC
Connection Type	Spring-type terminals

Common applications

Conveyor systems

Pumps

Fans

Compressors

Extruders

General Motor Control

Compatible systems

Compatible with standard motor control circuits requiring soft start functionality.

Also known as

Siemens SIRIUS 3RW40 3RW40 Soft Starter Siemens Motor Starter 3RW4036

Replaces / compatible with

This soft starter is designed to replace direct-on-line starters in applications where smooth acceleration is required, reducing mechanical stress and electrical surges.

Technical note

Expert tip

Ensure the ambient temperature does not exceed 40°C when operating at the rated current of 45A; derating may be necessary for higher temperatures.

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Frequently asked questions

What is the maximum motor power this Siemens 3RW4036-2BB04 soft starter can control?

The Siemens 3RW4036-2BB04 soft starter is rated for a maximum motor power of 22 kW at a voltage of 400V AC. It can handle a rated operational current of 45A.