3SK1213-1AB40

The 3SK1213-1AB40 is a Siemens SIRIUS 3SK1 Advanced series output expansion (3RO power type) module, providing 3 sets of enable normally open contacts and 1 set of signal normally closed contacts, rated voltage 24V DC, and bolt-type terminal design.

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Siemens SIRIUS 3SK1213-1AB40 Safety Charger Output Expansion Module

Product Positioning

The 3SK1213-1AB40 is a 3RO power output expansion module from the Siemens SIRIUS 3SK1 Advanced series. It adds an enable output contact to a safety relay system and is suitable for safety circuits that require a large current output.

Core Product Advantages and Features

3 sets of energizing normally open contacts

It provides 3 sets of enable (NO) output contacts, plus 1 set of normally closed (NC) signal contacts for convenient feedback monitoring.

High-current output power supply design

It belongs to the 3RO Power type output extension and is suitable for actuator control circuits with high load current requirements.

Modular Serial Connection

When used with the 3SK1 Advanced series basic unit, it can flexibly expand the number of safety output points.

Bolt-type terminals

Bolted terminal connections ensure secure wiring and facilitate maintenance and on-site inspection.

project	Specification
Product Family	SIRIUS 3SK1 Advanced Series
Product Type	Output expansion module (3RO Power type)
Output contacts	3 sets of normally open enable (NO) + 1 set of normally closed signal (NC)
Rated power supply voltage Us	24 V DC
Terminal type	Bolt-type terminals

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