1SCA162594R1001 ABB AUXGB-11 Auxiliary contact 1 NC + 1 NO contact, DIN mounting, max. 2+2

1SCA162594R1001 ABB AUXGB-11 Auxiliary contact 1 NC + 1 NO contact, DIN mounting, max. 2+2

ABB 1SCA162594R1001 OT Plus auxiliary contact block with 1 normally open and 1 normally closed contact for OT16G to OT160G base-mounted switch-disconnectors.

SKU: 1SCA162594R1001Alt SKU: AUXGB-11MPN: 1SCA162594R1001
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Why Choose the ABB 1SCA162594R1001 Auxiliary Contact Block?

The ABB 1SCA162594R1001 is a genuine auxiliary contact block developed for the ABB OT Plus switch-disconnector series. Featuring one normally open (1NO) and one normally closed (1NC) contact, it provides reliable signalling and control functions for industrial switch-disconnectors used in power distribution, automation and control systems.

Designed for base-mounted OT16G to OT160G switch-disconnectors, this auxiliary contact snaps securely onto either side of the switch without the need for complex installation procedures. The normally open contact incorporates an early-break function, making it ideal for safety and interlocking applications where signalling must occur before the main contacts open.

Manufactured to ABB's high quality standards, the 1SCA162594R1001 improves the functionality of OT Plus switch-disconnectors by enabling remote indication, PLC feedback and control circuit integration, making it an excellent choice for panel builders, OEMs and industrial maintenance engineers.

Key Advantages

  • Genuine ABB OT Plus accessory.
  • 1 normally open and 1 normally closed auxiliary contact.
  • Compatible with OT16G to OT160G base-mounted switch-disconnectors.
  • Quick snap-on installation on either side of the switch.
  • Normally open contact incorporates an early-break function.
  • Ideal for signalling, interlocking and PLC monitoring applications.

Key Features

  • ABB OT Plus auxiliary contact block.
  • 1NO + 1NC contact configuration.
  • Side-mounted snap-on design.
  • Suitable for OT16G to OT160G switch-disconnectors.
  • Normally open contact with early-break operation.
  • Supports control and signalling circuits.
  • Compact industrial design.
  • Original ABB accessory.

Reliable Auxiliary Switching for Industrial Control Systems

Auxiliary contact blocks provide additional signalling contacts that operate simultaneously with the main switch-disconnector. They enable control systems, PLCs, indicator lamps and monitoring equipment to accurately detect switch position while supporting safe machine operation and process control.

The ABB 1SCA162594R1001 installs directly onto compatible OT Plus switch-disconnectors without modifying the main device, allowing engineers to quickly expand control functionality while maintaining reliable ABB performance.

Typical Applications

  • Industrial switch-disconnectors.
  • Power distribution panels.
  • Machine control systems.
  • PLC status monitoring.
  • Motor control centres.
  • OEM electrical control panels.

Technical Specifications

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Device Type Accessory
Product Series ABB OT Plus
Manufacturer ABB
Order code 1SCA162594R1001
Product type Auxiliary contact block
Series OT Plus
Contact configuration 1NO + 1NC
Mounting type Snap-on side mounting
Compatible switches OT16G to OT160G base-mounted switch-disconnectors
Installation position Left or right side of switch
Application Signalling, control and interlocking
HS Code 85389099
Country of Manufacture Finland

Frequently Asked Questions

What is the ABB 1SCA162594R1001 used for?

It is an auxiliary contact block that provides signalling and control contacts for compatible ABB OT Plus switch-disconnectors.

What contact configuration does it provide?

The auxiliary contact block provides one normally open (1NO) and one normally closed (1NC) contact.

Which ABB switch-disconnectors is it compatible with?

It is designed for base-mounted ABB OT16G to OT160G OT Plus switch-disconnectors.

Does the normally open contact have an early-break function?

Yes. The normally open contact features an early-break function for improved signalling and safety applications.

How is the auxiliary contact installed?

The contact block simply snaps onto either side of the compatible OT Plus switch-disconnector without requiring complex installation.

Trusted by Industrial Engineers Worldwide

ABB OT Plus accessories are trusted by electrical engineers, panel builders and OEM manufacturers for delivering dependable switching, reliable signalling and seamless integration into industrial power distribution systems.