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Allen Bradley 150-SB3NBR 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-SB3NBR

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 Versatile safety control Robust construction

Product description

The Allen Bradley 150-SB3NBR is a Smart Guard 2000 safety relay featuring a 24VDC input voltage. This unit is equipped with three normally open (NO) fault contacts, ideal for multiple safety outputs, and one normally closed (NC) monitoring contact.

This safety relay is designed for applications requiring multiple safety outputs, such as controlling several contactors or indicating safety status across different machine sections. It is commonly used in industrial automation for enhanced safety control.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the 150-SB3NBR. We are dedicated to providing reliable surplus industrial automation components to ensure your systems run efficiently.

Technical specifications

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

Common applications

Multiple safety outputs

Machine safety systems

Emergency stop circuits

Safety interlock monitoring

Industrial automation

Compatible systems

Suitable for complex safety circuits requiring multiple safety output channels, compatible with various safety input devices.

Also known as

Allen Bradley 150SB3NBR Smart Guard 2000 150-SB3NBR AB 150-SB3NBR relay

Replaces / compatible with

This safety relay is a direct replacement for systems needing multiple NO safety outputs. It is compatible with other Allen Bradley Smart Guard 2000 series components.

Technical note

Expert tip

Ensure proper wiring and configuration of the three NO fault contacts to meet the required safety integrity level for the application.

What happens next?

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Frequently asked questions

What is the purpose of the three NO fault contacts on the 150-SB3NBR?

The three normally open (NO) fault contacts on the Allen Bradley 150-SB3NBR safety relay are used to provide multiple independent safety outputs for controlling various safety-related devices or functions within a machine.