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Siemens 3SK1122-2CB41 SIRIUS Safety Relay - Basic Unit Advanced

Siemens 3SK1122-2CB41 SIRIUS Safety Relay, Advanced Series.

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ManufacturerSiemens

Part number3SK1122-2CB41

Series SIRIUS Advanced

Type Basic Unit

Time Delay 0.05-3 s

Enabling Circuits 2 NO instantaneous

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Adjustable time delay 0.05-3s 2 NO instantaneous outputs 2 NO delayed outputs 24V DC operation Spring-type (push-in) terminals SIRIUS Advanced series

Product description

The Siemens 3SK1122-2CB41 is a SIRIUS safety relay from the Advanced series basic unit. It features an adjustable time delay ranging from 0.05 to 3 seconds. The relay is equipped with 2 instantaneous normally open (NO) enabling circuits and 2 delayed normally open (NO) outputs. It operates on 24V DC and utilizes spring-type (push-in) terminals for easy and secure installation.

This safety relay is suited for industrial applications requiring precise timing in safety circuits, such as emergency stop functions or safety gate monitoring where a short delay is needed. Industries benefiting from its application include manufacturing, packaging, and automation.

Stanlo Automation, a veteran-owned company, provides the Siemens 3SK1122-2CB41. We are dedicated to supplying high-quality surplus industrial automation parts to ensure your critical systems remain functional.

Technical specifications

Series	SIRIUS Advanced
Type	Basic Unit
Time Delay	0.05-3 s
Enabling Circuits	2 NO instantaneous
Relay Outputs	2 NO delayed
Supply Voltage	24 V DC
Terminal Type	Spring-type (push-in)

Common applications

Machine safety control

Industrial automation

Emergency stop circuits

Safety gate monitoring

Timed safety functions

Packaging machinery

Compatible systems

Compatible with standard safety sensors and control systems requiring 24V DC inputs.

Also known as

Siemens 3SK1122-2CB41 module SIRIUS advanced safety relay 3SK1122 push-in safety relay

Replaces / compatible with

A fast-response safety relay with push-in terminals, suitable for applications needing a short, adjustable time delay. Integrates with Siemens SIRIUS system components.

Technical note

Expert tip

The spring-type (push-in) terminals on the 3SK1122-2CB41 offer a tool-free connection, simplifying installation and maintenance in high-volume production environments.

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Frequently asked questions

What is the time delay range for the Siemens 3SK1122-2CB41 safety relay?

The Siemens 3SK1122-2CB41 safety relay features an adjustable time delay between 0.05 and 3 seconds. This allows for precise timing control in various safety applications.