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Siemens 3RH1191-1FA31 Auxiliary Switch Block - 3 NO, 1 NC

Siemens 3RH1191-1FA31 Auxiliary Switch Block, 3 NO + 1 NC

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ManufacturerSiemens

Part number3RH1191-1FA31

Contacts 3 NO + 1 NC

Terminal Type Screw

Size S00

Series SIRIUS 3RH11

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3 Normally Open Contacts 1 Normally Closed Contact Screw Terminal Connections Size S00 For SIRIUS 3RH11 Contactors

Product description

The Siemens 3RH1191-1FA31 is an auxiliary switch block designed for use with SIRIUS 3RH11 auxiliary and motor contactors. This block provides 3 normally open (NO) and 1 normally closed (NC) contacts, utilizing screw terminals for secure connections. It is designed for Size S00 and is part of a phased-out product line, with the SIRIUS 3RH2 series offering newer models.

This auxiliary switch block is essential for expanding the functionality of main contactors, allowing for the monitoring of contactor status, interlocking circuits, or signaling to control systems. It finds applications in motor control centers, industrial automation, and building management systems where reliable feedback and control logic are required.

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Technical specifications

Contacts	3 NO + 1 NC
Terminal Type	Screw
Size	S00
Series	SIRIUS 3RH11
Application	Auxiliary and motor contactors
Status	Phased-out

Common applications

Motor Control Panels

Automation Systems

Control Logic

Status Feedback

Interlocking Circuits

Compatible systems

SIRIUS 3RH11 auxiliary contactors SIRIUS 3RH11 motor contactors

Also known as

Siemens 3RH1191-1FA31 switch block 3RH11911FA31 Siemens auxiliary contact module

Replaces / compatible with

The Siemens 3RH1191-1FA31 is an auxiliary switch block for the SIRIUS 3RH11 series. Its successor is found within the SIRIUS 3RH2 series, such as the 3RH2911-1HA31.

Technical note

Expert tip

This 3RH1191-1FA31 auxiliary switch block is designed to mount onto SIRIUS 3RH11 contactors, providing additional control or signaling contacts, and is a phased-out part with newer 3RH2 equivalents available.

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Frequently asked questions

What is the contact configuration of the Siemens 3RH1191-1FA31 auxiliary switch block?

The Siemens 3RH1191-1FA31 auxiliary switch block features a configuration of 3 normally open (NO) contacts and 1 normally closed (NC) contact. This allows for versatile integration into control and monitoring circuits.