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Siemens 3RH1911-1GA13 Auxiliary Switch Block - 1NO/3NC

Siemens 3RH1911-1GA13 4-pole auxiliary switch block with 1 NO / 3 NC.

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ManufacturerSiemens

Part number3RH1911-1GA13

Contacts 1 NO + 3 NC

Terminal Type Screw

Standard EN 50011

Poles 4

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1 Normally Open (NO) contact 3 Normally Closed (NC) contacts Screw terminals for reliable connections Designed for 4-pole contactor relays Compliant with EN 50011

Product description

The Siemens 3RH1911-1GA13 is a 4-pole auxiliary switch block designed for contactor relays. It features 1 normally open (NO) and 3 normally closed (NC) contacts, utilizing screw terminals for secure electrical connections. This unit adheres to EN 50011 standards for auxiliary switches.

This auxiliary switch is commonly used in control relay applications, providing a mix of NO and NC contacts for complex control logic and safety circuits. It is found in diverse industrial settings including process control, material handling, and general automation.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3RH1911-1GA13. We aim to provide reliable access to essential components for your automation needs.

Technical specifications

Contacts	1 NO + 3 NC
Terminal Type	Screw
Standard	EN 50011
Poles	4

Common applications

Control relays

Automation systems

Safety circuits

Motor control

Industrial control panels

Compatible systems

Siemens 3RH1 series contactor relays

Also known as

Siemens 3RH1911-1GA13 auxiliary contact Siemens 4-pole auxiliary switch 3RH1911-1GA13 switch block

Replaces / compatible with

This auxiliary switch block is a phased-out product. The preferred successor is the SIRIUS 3RH2911-1GA13. It is designed for use with Siemens contactor relays.

Technical note

Expert tip

As this part is a discontinued item, the SIRIUS 3RH2911-1GA13 is designated as its preferred successor in the SIRIUS 3RH2 series.

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Frequently asked questions

What is the contact configuration of the Siemens 3RH1911-1GA13 auxiliary switch block?

The Siemens 3RH1911-1GA13 auxiliary switch block is configured with one normally open (NO) contact and three normally closed (NC) contacts. This makes it suitable for various control logic and interlocking functions.