3SK1122-1CB44

The 3SK1122-1CB44 is a basic unit in the Siemens SIRIUS 3SK1 Advanced series. It features a built-in long delay time function of 5 to 300 seconds, provides two sets of instantaneous and two sets of delayed enable outputs electronically, is rated at 24V DC, and has a bolt-type terminal connection.

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Siemens SIRIUS 3SK1122-1CB44 Safety Station Basic Unit with Long Delay

Product Positioning

The 3SK1122-1CB44 is a basic unit in the Siemens SIRIUS 3SK1 Advanced series, featuring a long delay function of 5 to 300 seconds, suitable for safety circuit designs that require a longer delay time for power outages.

Core Product Advantages and Features

Long delay time setting

The delay time can be adjusted from 5 to 300 seconds, making it suitable for situations where equipment downtime requires a longer buffer time.

Instantaneous plus delayed dual output

The electronic system provides two sets of instantaneous enable outputs and two sets of delayed enable outputs to meet different timing control requirements.

Bolt-type terminals

Bolted terminal connections ensure secure and reliable wiring, making them suitable for long-term industrial operating environments.

Modular expansion architecture

Input or output expansion modules can be added via device connectors to flexibly build a complete security chain.

project	Specification
Product Family	SIRIUS 3SK1 Advanced Series
Product Type	Basic unit (with time delay function)
Delay time range	5~300 seconds
Enable circuit output	Electronic 2-group instantaneous NO + 2-group delayed NO
Rated power supply voltage Us	24 V DC
Terminal type	Bolt-type terminals

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