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Allen Bradley 150-SC3NBR Smart Guard 2000 Safety Relay

Allen Bradley Smart Guard 2000 safety relay with 24VDC input and 3 NO fault contacts.

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ManufacturerAllen Bradley

Part number150-SC3NBR

Input Voltage 24VDC

Fault Contacts 3 NO

Monitoring Contacts 1 NC

Series Smart Guard 2000

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Veteran-owned

CAGE: 9NK75

24VDC coil Three NO safety outputs NC monitoring contact Flexible safety control Robust industrial design

Product description

The Allen Bradley 150-SC3NBR is a Smart Guard 2000 safety relay featuring a 24VDC input voltage. This model provides three normally open (NO) fault contacts for safety outputs and a normally closed (NC) monitoring contact for status feedback.

This safety relay is ideal for applications requiring multiple safety outputs to control various machine functions or safety devices independently. It is commonly deployed in complex automation systems for enhanced safety integrity.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the 150-SC3NBR. We pride ourselves on providing reliable, quality surplus industrial automation components to keep your operations running smoothly and safely.

Technical specifications

Input Voltage	24VDC
Fault Contacts	3 NO
Monitoring Contacts	1 NC
Series	Smart Guard 2000

Common applications

Multiple safety outputs

Machine guarding

Emergency stop circuits

Safety interlock monitoring

Automated production

Compatible systems

Designed for advanced safety circuits requiring multiple safety outputs and compatible with various safety input devices.

Also known as

Allen Bradley 150SC3NBR Smart Guard 2000 150-SC3NBR AB 150-SC3NBR relay

Replaces / compatible with

This safety relay is suitable for replacing systems that require three normally open safety outputs. It integrates well with other components in the Allen Bradley Smart Guard 2000 series.

Technical note

Expert tip

The three NO fault contacts can be used in parallel for redundancy or to control multiple safety-related components simultaneously.

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Frequently asked questions

What is the function of the NC monitoring contact on the 150-SC3NBR?

The normally closed (NC) monitoring contact on the Allen Bradley 150-SC3NBR safety relay is typically used to signal the status of the relay or the safety circuit to a PLC or other control system.