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Siemens 3RH1131-1BB40 24V DC Contactor Relay - 3 NO / 1 NC

Siemens 3RH1131-1BB40 Contactor Relay, 3 NO + 1 NC, 24V DC.

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ManufacturerSiemens

Part number3RH1131-1BB40

Part Number 3RH1131-1BB40

Manufacturer Siemens

Type Contactor Relay

Coil Voltage 24V DC

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3 Normally Open Contacts 1 Normally Closed Contact 24V DC Coil Voltage Screw Terminals Size S00 SIRIUS 3RH11 Series

Product description

The Siemens 3RH1131-1BB40 is a contactor relay within the SIRIUS 3RH11 series, providing 3 normally open (NO) and 1 normally closed (NC) auxiliary contacts. It operates with a 24V DC coil voltage and features screw terminals for reliable connections. This size S00 relay is a phased-out product, with the preferred successor being the 3RH2131-1BB40.

This relay is commonly employed in DC control circuits for various industrial automation applications, including machine tools, control panels, and safety systems. The 3 NO / 1 NC contact configuration offers flexibility for control and signaling purposes.

Stanlo Automation, a veteran-owned surplus parts distributor, specializes in sourcing obsolete and hard-to-find components like the Siemens 3RH1131-1BB40. We offer a cost-effective solution for maintaining and repairing your existing automation infrastructure, ensuring minimal disruption to your operations.

Technical specifications

Part Number	3RH1131-1BB40
Manufacturer	Siemens
Type	Contactor Relay
Coil Voltage	24V DC
Auxiliary Contacts	3 NO + 1 NC
Terminal Type	Screw terminal
Size	S00
Series	SIRIUS 3RH11

Common applications

DC Control Circuits

Industrial Automation

Machine Control

Control Panels

Automation Systems

Safety Circuits

Compatible systems

DC control circuits requiring 3 NO and 1 NC auxiliary contacts Automation systems using Siemens SIRIUS components

Also known as

Siemens 3RH1131-1BB40 SIRIUS 3RH11 DC Relay Siemens 24V DC Contactor

Replaces / compatible with

This is a phased-out product. The preferred successor is the Siemens SIRIUS 3RH2131-1BB40.

Technical note

Expert tip

Screw terminals provide a secure and durable connection essential for DC control circuits in industrial settings.

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Frequently asked questions

What is the coil voltage and contact configuration for the Siemens 3RH1131-1BB40?

The Siemens 3RH1131-1BB40 contactor relay operates with a 24V DC coil voltage and features a configuration of 3 normally open (NO) and 1 normally closed (NC) auxiliary contacts.