1SBN040100R1012 ABB WA4-12 Mechanical Interlock Auxiliary Contact Accessory 1NO 2NC

1SBN040100R1012 ABB WA4-12 Mechanical Interlock Auxiliary Contact Accessory 1NO 2NC

ABB 1SBN040100R1012 CA5-10 auxiliary contact block with one normally open contact designed for industrial contactor control and signalling applications.

SKU: 1SBN040100R1012Alt SKU: WA4-12MPN: 1SBN040100R1012
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List Price £55.88 ex VAT
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Manufacturer Lead Time Estimated Delivery 7 weeks
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Manufacturer Lead Time

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Why Choose the ABB 1SBN040100R1012 CA5-10 Auxiliary Contact Block?

The ABB 1SBN040100R1012 is a compact and reliable auxiliary contact block designed to provide additional signalling and control functions for ABB contactors and contactor relays in industrial automation systems. As part of the ABB CA5 auxiliary contact block series, it provides an additional instantaneous auxiliary contact for monitoring, interlocking and control circuit applications.

This front-mounted auxiliary contact block is engineered for dependable operation in standard industrial environments. Its screw terminal connection system provides secure wiring, while its compact design allows straightforward integration with compatible ABB contactors and electrical control panels.

With a 1 normally open (NO) auxiliary contact, the ABB 1SBN040100R1012 CA5-10 is suitable for adding status feedback, signalling and auxiliary control functions to compatible ABB contactors in industrial switching applications.

Key Advantages

  • Compact auxiliary contact block for ABB contactors and control systems.
  • 1 normally open (NO) auxiliary contact for signalling and feedback.
  • Front mounting design for simple installation on compatible contactors.
  • Screw terminal connections provide secure and reliable wiring.
  • Suitable for motor control, automation and industrial switching applications.
  • Designed for dependable operation in standard industrial environments.

Key Features

  • ABB CA5 auxiliary contact block series.
  • CA5-10 configuration.
  • 1 normally open (NO) instantaneous auxiliary contact.
  • Front-mounted installation.
  • Screw terminal connection system.
  • Suitable for ABB A-series contactors and N-series contactor relays.
  • Auxiliary switching for control and signalling circuits.

Reliable Auxiliary Switching for Industrial Control Systems

Auxiliary contact blocks provide additional switching capability alongside the main contacts of contactors, allowing control systems to monitor equipment status, create electrical interlocks and provide feedback signals to PLCs and automation controllers.

The ABB CA5 series is designed for reliable integration with industrial contactors and switching equipment. The 1SBN040100R1012 provides a simple and effective solution for expanding control functionality while maintaining compact panel designs.

Typical Applications

  • Industrial motor control panels.
  • PLC monitoring and feedback circuits.
  • Electrical interlocking systems.
  • Machine automation equipment.
  • Contactor status indication circuits.
  • Industrial switching and control assemblies.

Technical Specifications

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Terminal Type Screw
Device Type Auxiliary contact block
Manufacturer ABB
Series CA5 Auxiliary Contact Blocks
Model 1SBN040100R1012
Alternative designation CA5-10
Product type Auxiliary contact block
Number of auxiliary contacts 1
Contact configuration 1 NO
Mounting type Front mounting
Terminal type Screw terminals
Rated insulation voltage 690 V
Rated operational current AC-15 4 A at 230 V AC
Frequency 50 / 60 Hz
Protection rating IP20
Compatible contactor range ABB A-series contactors and N-series contactor relays

Frequently Asked Questions

What is the ABB 1SBN040100R1012 used for?

The ABB 1SBN040100R1012 is an auxiliary contact block used to provide additional signalling and control functions for compatible ABB contactors and industrial automation systems.

How many auxiliary contacts does this device provide?

The CA5-10 auxiliary contact block provides one normally open (NO) instantaneous auxiliary contact.

How is the ABB 1SBN040100R1012 mounted?

This auxiliary contact block is designed for front mounting onto compatible ABB contactors.

What type of terminals are used?

The CA5-10 uses screw terminals for secure auxiliary circuit wiring.

What voltage rating does this auxiliary contact block support?

The ABB 1SBN040100R1012 has a rated insulation voltage of 690 V for auxiliary circuit applications.

Trusted by Industrial Automation Engineers

ABB CA5 auxiliary contact blocks are widely used by machine builders and electrical engineers to provide reliable signalling, monitoring and control expansion within modern industrial systems.