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

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

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ManufacturerSiemens

Part number3RH2911-1HA13

Contacts 1 NO, 3 NC

Mounting Front

Terminals Screw

Compatibility 3RT2 (S00-S2), 3RH2

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1 Normally Open (NO) + 3 Normally Closed (NC) Contacts Front Mounting Screw Terminals Snap-on Installation Compatible with 3RT2 and 3RH2

Product description

The Siemens 3RH2911-1HA13 is a front-mounting auxiliary switch block offering one Normally Open (NO) and three Normally Closed (NC) contacts. It is designed for easy snap-on installation to the front of Siemens SIRIUS 3RT2 contactors and 3RH2 contactor relays, utilizing secure screw terminals for all electrical connections.

This auxiliary switch is ideal for applications requiring a greater number of break contacts for control and safety interlocks. The configuration of 1 NO and 3 NC contacts provides significant flexibility in designing complex control circuits. It is compatible with Siemens 3RT2 contactors of sizes S00, S0, and S2, as well as 3RH2 contactor relays.

Stanlo Automation, your trusted veteran-owned source for surplus industrial automation parts, provides the Siemens 3RH2911-1HA13. We ensure that our customers receive high-quality, reliable components to maintain and enhance their automation systems efficiently and affordably.

Technical specifications

Contacts	1 NO, 3 NC
Mounting	Front
Terminals	Screw
Compatibility	3RT2 (S00-S2), 3RH2
Current Rating	10A AC-12, 6A AC-15

Common applications

Motor Control

Control Circuits

Safety Interlocks

Complex Automation

Signaling

Industrial Control

Compatible systems

Siemens 3RT2 (S00-S2) Siemens 3RH2

Also known as

Siemens 3RH2911-1HA13 Aux Contact Siemens Contactor Relay Auxiliary Switch

Replaces / compatible with

This auxiliary switch is designed for use with Siemens SIRIUS 3RT2 contactors and 3RH2 contactor relays. It replaces the older Siemens 3RH1911-1HA31 part.

Technical note

Expert tip

The 3RH2911-1HA13 auxiliary switch utilizes a snap-on mounting method for straightforward installation on the front of compatible Siemens 3RT2 contactors and 3RH2 contactor relays.

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Frequently asked questions

What is the contact configuration of the Siemens 3RH2911-1HA13?

The Siemens 3RH2911-1HA13 auxiliary switch block features a configuration of one Normally Open (NO) contact and three Normally Closed (NC) contacts. This provides multiple break contacts for control and safety circuits.