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Siemens 3RH2911-2HA13 Front Mount Auxiliary Switch - 1 NO + 3 NC

Siemens 3RH2911-2HA13 Front Mount Auxiliary Switch

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ManufacturerSiemens

Part number3RH2911-2HA13

Contact Configuration 1 NO + 3 NC

Mounting Front

Terminal Type Spring-loaded

Compatibility Siemens 3RT2, 3RH2

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12-month warranty

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Veteran-owned

CAGE: 9NK75

One Normally Open (NO) Contact Three Normally Closed (NC) Contacts Spring-loaded Terminals Front Mountable SIRIUS Series

Product description

The Siemens 3RH2911-2HA13 is a front-mountable auxiliary switch designed to add one normally open (NO) and three normally closed (NC) contacts to Siemens 3RT2 contactors and 3RH2 contactor relays. It features spring-loaded terminals for quick and secure connections, simplifying installation and maintenance.

This auxiliary switch is suitable for complex industrial control applications that require multiple feedback and safety interlock signals. Its versatile contact configuration allows for sophisticated logic in automation systems, ensuring reliable operation.

Stanlo Automation, a veteran-owned supplier, offers the Siemens 3RH2911-2HA13 auxiliary switch. We provide dependable surplus industrial automation components, ensuring you receive quality parts for your operational needs.

Technical specifications

Contact Configuration	1 NO + 3 NC
Mounting	Front
Terminal Type	Spring-loaded
Compatibility	Siemens 3RT2, 3RH2
IP Rating	IP20

Common applications

Control Panels

Motor Control

Automation Systems

Safety Interlocks

Feedback Signaling

Relay Control

Compatible systems

Siemens 3RT2 Siemens 3RH2

Also known as

Siemens SIRIUS 3RH29 Auxiliary Switch 3RH2911-2HA13 Contactor Auxiliary

Replaces / compatible with

This auxiliary switch expands the contact capabilities of Siemens 3RT2 contactors and 3RH2 contactor relays by adding one NO and three NC contacts.

Technical note

Expert tip

The spring-loaded terminals of the 3RH2911-2HA13 ensure a secure and vibration-resistant connection, vital for maintaining operational integrity.

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Frequently asked questions

How many NC contacts does the Siemens 3RH2911-2HA13 provide?

The Siemens 3RH2911-2HA13 auxiliary switch provides three normally closed (NC) contacts and one normally open (NO) contact. This configuration is useful for applications requiring multiple NC feedback or interlocking signals.