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Siemens 3RH1911-2GA40 Auxiliary Switch Block - 4 NO, Spring Terminal

Siemens 3RH1911-2GA40 Auxiliary Switch Block with 4 NO contacts.

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ManufacturerSiemens

Part number3RH1911-2GA40

Contacts 4 NO

Terminal Type Spring

Series 3RH19

For use with Contactor Relays

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Veteran-owned

CAGE: 9NK75

4 Normally Open (NO) contacts Spring-type terminals for quick connection Designed for contactor relays Reliable signaling for control systems Part of the Siemens SIRIUS range

Product description

The Siemens 3RH1911-2GA40 is a 4-pole auxiliary switch block designed for use with contactor relays. It features 4 normally open (NO) contacts and utilizes spring-type terminals for easy and secure connections. This specific part number is a phased-out product, with the SIRIUS 3RH2 series being its successor, and the 3RH2911-2GA40 identified as the preferred successor type.

This auxiliary switch block is commonly employed in industrial control panels for expanding the signaling capabilities of contactors, such as monitoring the status of main circuits or providing feedback to control systems. It finds applications in various industries including manufacturing, material handling, and building automation where reliable status indication is crucial.

Stanlo Automation, a veteran-owned business, offers this surplus auxiliary switch block. We provide quality industrial automation parts, ensuring you can source necessary components for your existing or legacy systems. Trust Stanlo Automation for your industrial surplus needs, backed by our commitment to service.

Technical specifications

Contacts	4 NO
Terminal Type	Spring
Series	3RH19
For use with	Contactor Relays
Pole Configuration	4-pole

Common applications

Industrial control panels

Motor control circuits

Status monitoring

Automation systems

Electrical enclosures

Compatible systems

Siemens Contactor Relays 3RH1 series

Also known as

Siemens 3RH19 auxiliary switch 3RH1911-2GA40 contactor accessory Siemens spring terminal switch block

Replaces / compatible with

This is a phased-out product. The preferred successor is the Siemens 3RH2911-2GA40. It is designed to provide auxiliary contact functions for Siemens contactor relays.

Technical note

Expert tip

Ensure proper wire stripping and insertion into the spring terminals for a secure and reliable connection, especially in vibration-prone environments.

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Frequently asked questions

What is the successor to the Siemens 3RH1911-2GA40?

The Siemens 3RH1911-2GA40 is a phased-out product. The SIRIUS 3RH2 series is its successor, with the 3RH2911-2GA40 specifically recommended as the preferred successor type.