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Siemens 3RV2901-1C Side Auxiliary Switch - 2 Normally Closed

Siemens 3RV2901-1C side auxiliary switch with 2 NC contacts.

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ManufacturerSiemens

Part number3RV2901-1C

Contacts 2 NC

Mounting Side

Terminal Type Screw

Series 3RV2

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Veteran-owned

CAGE: 9NK75

Side mountable 2 Normally Closed (NC) contacts Screw terminal connection Designed for 3RV2 circuit breakers

Product description

The Siemens 3RV2901-1C is a side-mounted auxiliary switch featuring two normally closed (NC) contacts and screw terminals. It is designed to integrate with the Siemens 3RV2 series of circuit breakers, providing additional control and signaling capabilities.

This component is vital for applications requiring a negative feedback loop or when a circuit needs to be de-energized upon a specific event. Industries such as industrial automation, machine building, and power distribution benefit from its reliable operation.

As a veteran-owned surplus distributor, Stanlo Automation specializes in providing high-quality industrial automation parts. We ensure our customers receive dependable components like the Siemens 3RV2901-1C at competitive prices, minimizing downtime.

Technical specifications

Contacts	2 NC
Mounting	Side
Terminal Type	Screw
Series	3RV2

Common applications

Safety circuits

Alarm systems

Control interlocking

Industrial automation

Machine safety

Compatible systems

Siemens 3RV2 circuit breakers

Also known as

Siemens 3RV2 NC auxiliary contact block 3RV29011C

Replaces / compatible with

This auxiliary switch provides normally closed contacts for Siemens 3RV2 circuit breakers, enabling specific safety and control interlock functions.

Technical note

Expert tip

The NC contacts on the 3RV2901-1C will transition to NO when the associated 3RV2 circuit breaker trips or is manually opened.

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Frequently asked questions

What is the contact configuration of the Siemens 3RV2901-1C auxiliary switch?

The Siemens 3RV2901-1C auxiliary switch is equipped with two normally closed (NC) contacts. These contacts are open when the circuit breaker is energized and closed when the circuit breaker is in its default state.