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Siemens SIRIUS 3RW40 Soft Starter — 12.5 A, 5.5 kW

Siemens SIRIUS 3RW40 soft starter for 5.5 kW motors.

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ManufacturerSiemens

Part number3RW4024-2BB14

Series SIRIUS 3RW40

Size S0

Rated Operating Current 12.5 A

Motor Power 5.5 kW @ 400 V

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Smooth Motor Starting Reduces Inrush Current Limits Mechanical Stress Spring-type Terminals S0 Frame Size SIRIUS 3RW40 Series

Product description

The Siemens SIRIUS 3RW4024-2BB14 is a soft starter (S0 size) designed to smoothly start and stop three-phase asynchronous motors. It has a rated operating current of 12.5 A and can handle a motor power of 5.5 kW at 400 V. The control voltage range is 200-480 V AC, with options for 110-230 V AC/DC control circuits, and it features spring-type terminals for secure connections.

This soft starter is crucial for applications where high starting torques can cause mechanical stress or electrical network disturbances. It is widely used in pump systems, fan applications, conveyor belts, and compressors to reduce mechanical wear and tear, limit current surges, and improve overall system efficiency.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3RW4024-2BB14. We provide reliable access to essential motor control components, ensuring your machinery starts and operates smoothly and efficiently. Choose Stanlo Automation for your Siemens SIRIUS soft starter needs and maintain the integrity of your motor control systems.

Technical specifications

Series	SIRIUS 3RW40
Size	S0
Rated Operating Current	12.5 A
Motor Power	5.5 kW @ 400 V
Control Voltage	200-480 V AC
Terminals	Spring-type
Ambient Temp	40 °C

Common applications

Pump Control

Fan Control

Conveyor Systems

Compressors

HVAC Systems

Motor Protection

Compatible systems

Three-phase asynchronous motors Siemens SIRIUS motor protection devices

Also known as

Siemens SIRIUS soft starter 3RW4024 Siemens motor starter 12.5A 3RW4024 soft starter

Replaces / compatible with

The 3RW4024-2BB14 replaces direct-on-line starters in many applications to provide smoother motor acceleration and reduced electrical stress.

Technical note

Expert tip

Ensure the control voltage supply (110-230V AC/DC or 200-480V AC) is correctly wired to the Siemens 3RW4024-2BB14 soft starter for proper operation.

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Frequently asked questions

What is the maximum motor power that the Siemens 3RW4024-2BB14 soft starter can control?

The Siemens SIRIUS 3RW4024-2BB14 soft starter is rated to control a motor power of up to 5.5 kW at 400 V. It also has a rated operating current of 12.5 A, ensuring robust performance for its designated motor sizes.