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Siemens 3SK1122-1AB40 SIRIUS Safety Relay - Basic Unit Advanced

Siemens 3SK1122-1AB40 SIRIUS Safety Relay, Advanced Series.

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ManufacturerSiemens

Part number3SK1122-1AB40

Series SIRIUS Advanced

Type Basic Unit

Enabling Circuits 3 electronic

Signaling Circuits 1 electronic

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3 electronic enabling circuits 1 electronic signaling circuit 24V DC operation Screw terminals for secure connection SIRIUS Advanced series High reliability

Product description

The Siemens 3SK1122-1AB40 is a SIRIUS safety relay from the Advanced series basic unit. This model is designed with 3 electronic enabling circuits for robust safety inputs and 1 electronic signaling circuit for status feedback. It operates at 24V DC and uses traditional screw terminals for secure and reliable connections.

This safety relay is engineered for complex safety applications that require monitoring multiple input devices or safety zones, such as those found in advanced manufacturing cells, automated assembly lines, and complex machine tools.

Stanlo Automation, a veteran-owned distributor, offers the Siemens 3SK1122-1AB40. We specialize in providing surplus industrial automation parts, ensuring you receive dependable components to keep your machinery operational.

Technical specifications

Series	SIRIUS Advanced
Type	Basic Unit
Enabling Circuits	3 electronic
Signaling Circuits	1 electronic
Supply Voltage	24 V DC
Terminal Type	Screw terminal

Common applications

Multi-sensor safety monitoring

Complex machine safety

Robotic cells

Automated production lines

Industrial control systems

Emergency stop systems

Compatible systems

Works with controllers and systems designed for 24V DC safety relay inputs.

Also known as

Siemens 3SK1122-1AB40 module SIRIUS advanced safety relay 3SK1122 safety unit

Replaces / compatible with

Suitable for upgrading or replacing safety relay systems requiring multiple electronic inputs. Designed to integrate seamlessly with other Siemens automation components.

Technical note

Expert tip

The 3SK1122-1AB40's three electronic enabling circuits provide flexibility for integrating multiple safety interlocks or sensors in a single safety system.

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Frequently asked questions

How many electronic enabling circuits does the Siemens 3SK1122-1AB40 have?

The Siemens 3SK1122-1AB40 safety relay is equipped with three electronic enabling circuits. This allows for the connection and monitoring of multiple safety devices or independent safety zones.