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Siemens 3TX4490-3R RC Snubber Module

Siemens 3TX4490-3R RC element for contactors, 24-48V AC/24-70V DC.

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ManufacturerSiemens

Part number3TX4490-3R

Type RC Element (Snubber)

Voltage Range 24-48 V AC / 24-70 V DC

Mounting Plug-on for contactors

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12-month warranty

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Surge suppression Protects contactor coils For AC/DC control circuits Easy plug-on mounting Compatible with Siemens contactors

Product description

The Siemens 3TX4490-3R is an RC element (snubber circuit) designed to suppress voltage spikes when used with contactors. It is suitable for applications with control voltages ranging from 24 to 48V AC and 24 to 70V DC. This component is designed for plug-on mounting onto Siemens contactors, with or without auxiliary switch blocks.

This RC element is crucial for protecting control circuits and contactor coils from transient overvoltages generated during switching operations. It helps to extend the lifespan of contactors and connected electronic components, ensuring reliable system performance in industrial automation.

Stanlo Automation, a veteran-owned surplus distributor, offers this Siemens 3TX4490-3R RC element. We are dedicated to providing quality surplus automation components and excellent customer service.

Technical specifications

Type	RC Element (Snubber)
Voltage Range	24-48 V AC / 24-70 V DC
Mounting	Plug-on for contactors

Common applications

Motor control circuits

Contactor control panels

Industrial automation

Machine control

Switching applications

Compatible systems

Siemens contactors (with or without auxiliary switch blocks)

Also known as

Siemens surge suppressor 3TX4490-3R, Siemens RC snubber

Technical note

Expert tip

This RC element is designed to be directly plugged onto Siemens contactors, simplifying installation and reducing wiring complexity.

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Frequently asked questions

What is the voltage range for the Siemens 3TX4490-3R RC element?

The Siemens 3TX4490-3R RC element is designed to operate with control voltages in the range of 24 to 48V AC and 24 to 70V DC. This makes it compatible with a wide variety of control power supplies.