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Siemens 3TH4244-0LC8 Railway Contactor Relay - 4 NO, 4 NC, 33V DC

Siemens 3TH4244-0LC8 Railway Contactor Relay, 4 NO, 4 NC, 33V DC.

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ManufacturerSiemens

Part number3TH4244-0LC8

Type Contactor Relay

Series 3TH4

Standard EN 50011

Contacts 4 NO + 4 NC

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4 Normally Open Contacts 4 Normally Closed Contacts Screw Terminal Connections 33V DC Coil with Varistor Designed for Railway Applications EN 50011 Compliant

Product description

The Siemens 3TH4244-0LC8 is a 44E series contactor relay designed for demanding railway applications, conforming to EN 50011 standards. It features 4 normally open (NO) and 4 normally closed (NC) contacts with screw terminals. This relay operates with a DC coil voltage of 33 V DC, with an operating range of 0.7 to 1.25 times the rated voltage and includes an integrated varistor for surge protection.

Ideal for control circuits in rolling stock, signaling systems, and other railway infrastructure, this contactor relay ensures reliable performance in harsh environments. Its specific design for railway applications addresses the unique electrical and environmental challenges faced in this sector.

Stanlo Automation, a veteran-owned surplus distributor, offers the Siemens 3TH4244-0LC8 to meet your railway control needs. We provide reliable access to specialized components, ensuring your projects are equipped with quality parts.

Technical specifications

Type	Contactor Relay
Series	3TH4
Standard	EN 50011
Contacts	4 NO + 4 NC
Terminals	Screw
Coil Voltage	33 V DC
Operating Range	0.7-1.25 x Us
Protection	Integrated Varistor

Common applications

Railway Control Systems

Rolling Stock

Signaling

Automation

Control Panels

Industrial Electronics

Compatible systems

Railway Control Systems DC Power Circuits Signaling Equipment

Also known as

Siemens 3TH4 railway relay 3TH4244-0LC8 Contactor Siemens 44E railway relay

Replaces / compatible with

This Siemens 3TH4244-0LC8 is specifically designed for railway applications with its 33V DC coil and surge protection. Ensure it meets the specific voltage and environmental requirements of your railway control system.

Technical note

Expert tip

The integrated varistor provides essential protection against voltage spikes common in railway power systems.

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Frequently asked questions

What makes the Siemens 3TH4244-0LC8 suitable for railway applications?

The Siemens 3TH4244-0LC8 is designed for railway applications due to its robust construction, compliance with EN 50011, and a 33V DC coil with an integrated varistor for surge protection, which are critical for the demanding railway environment.