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Siemens 3SK1120-2AB40 SIRIUS Safety Relay | 0.5A, 24V DC

Siemens 3SK1120-2AB40 SIRIUS safety relay with 1 enabling circuit.

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ManufacturerSiemens

Part number3SK1120-2AB40

Enabling Circuits 1

Current Rating 0.5 A

Supply Voltage 24 V DC

Terminal Type Spring-type (push-in)

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Electronic enabling circuits High reliability Spring-type terminals for quick connection Compact design Advanced safety functions

Product description

The Siemens 3SK1120-2AB40 is a SIRIUS safety relay from the advanced series, featuring electronic enabling circuits. It offers one enabling circuit with a current rating of 0.5A and operates with a DC supply voltage (Us) of 24V. This unit is equipped with spring-type terminals (push-in) for secure and efficient wiring.

This safety relay is designed for critical applications where machine safety is paramount, ensuring reliable operation of emergency stop functions and safety gates. It is commonly used in industrial automation, machine building, and control systems requiring robust safety interlocking.

Source your Siemens 3SK1120-2AB40 from Stanlo Automation, a veteran-owned surplus parts distributor. We offer reliable access to essential industrial components, ensuring your operations continue smoothly with quality surplus parts.

Technical specifications

Enabling Circuits	1
Current Rating	0.5 A
Supply Voltage	24 V DC
Terminal Type	Spring-type (push-in)
Series	SIRIUS Advanced

Common applications

Machine safety

Emergency stop circuits

Safety gate monitoring

Industrial automation

Control systems

Safety interlocking

Compatible systems

Compatible with various safety sensors and emergency stop buttons as per EN 60947-5-1 and EN 62061 standards.

Also known as

Siemens 3SK1120-2AB40 SIRIUS 3SK1120-2AB40 Siemens Safety Relay 24V DC

Replaces / compatible with

N/A. This is a specific component for safety circuits.

Technical note

Expert tip

Ensure proper wiring of the enabling circuits and feedback loops to guarantee the intended safety function is achieved.

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Frequently asked questions

What is the supply voltage for the Siemens 3SK1120-2AB40 safety relay?

The Siemens 3SK1120-2AB40 safety relay operates with a supply voltage (Us) of 24V DC. Ensure your power supply meets this specification for proper and safe operation.