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Siemens 3RH1911-1FA22 Auxiliary Switch Block - 2NO/2NC

Siemens 3RH1911-1FA22 4-pole auxiliary switch block with 2 NO / 2 NC contacts.

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ManufacturerSiemens

Part number3RH1911-1FA22

Contacts 2 NO + 2 NC

Terminal Type Screw

Size S00

Standard EN 50005

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2 Normally Open (NO) contacts 2 Normally Closed (NC) contacts Screw terminals for secure connection Designed for S00 size contactors Compliant with EN 50005 standard

Product description

The Siemens 3RH1911-1FA22 is a 4-pole auxiliary switch block designed for use with auxiliary and motor contactors. It features 2 normally open (NO) and 2 normally closed (NC) contacts and utilizes screw terminals for secure connections. This unit is designed for size S00 contactors and adheres to EN 50005 standards.

This auxiliary switch block is commonly applied in motor control circuits, control panels, and automation systems requiring reliable switching for auxiliary functions. Industries such as manufacturing, material handling, and building automation benefit from its robust design.

As a veteran-owned surplus parts distributor, Stanlo Automation provides access to hard-to-find and obsolete components like the Siemens 3RH1911-1FA22. We ensure quality and availability for your critical automation needs.

Technical specifications

Contacts	2 NO + 2 NC
Terminal Type	Screw
Size	S00
Standard	EN 50005
Poles	4

Common applications

Motor control

Control panels

Automation systems

Auxiliary functions

Machine building

Compatible systems

Siemens 3RH1 series contactors

Also known as

Siemens 3RH1911-1FA22 auxiliary contact Siemens S00 auxiliary switch 3RH1911-1FA22 switch block

Replaces / compatible with

This phased-out product has a preferred successor, the SIRIUS 3RH2911-1FA22. It is designed for use with Siemens contactors.

Technical note

Expert tip

This auxiliary switch block is a phased-out product, with the SIRIUS 3RH2911-1FA22 being its preferred successor.

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Frequently asked questions

What are the contact configurations for the Siemens 3RH1911-1FA22 auxiliary switch block?

The Siemens 3RH1911-1FA22 auxiliary switch block features a configuration of 2 normally open (NO) contacts and 2 normally closed (NC) contacts. This provides versatile switching capabilities for control circuits.