1SCA115902R1001 ABB 125 A 4-Pole Switch Fuse

1SCA115902R1001 ABB 125 A 4-Pole Switch Fuse

ABB OS125GB22N1 is a 125 A 4-pole front-operated switch fuse mechanism module with an N1 non-fused switched neutral, supplied without handle and shaft for industrial low-voltage switching, isolation and fuse protection.

SKU: 1SCA115902R1001Alt SKU: OS125GB22N1MPN: 1SCA115902R1001
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Manufacturer Lead Time

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Why Choose the ABB OS125GB22N1 Switch Fuse?

The ABB OS125GB22N1 is a robust 125 A 4-pole switch fuse designed to combine load switching, isolation and fuse-based circuit protection within industrial and commercial low-voltage distribution systems. As part of the ABB OS fuse switch range, it provides a compact solution for applications requiring dependable manual isolation together with fuse protection.

This model is a mechanism-module version supplied without handle and shaft, allowing the operating arrangement to be selected separately to suit the installation. Its four-pole configuration incorporates the N1 neutral arrangement, providing a non-fused switched neutral on the left side.

With a rated current of 125 A, the OS125GB22N1 is suitable for power distribution, machinery and industrial control applications where reliable switching and fuse protection are required. ABB identifies the exact model under order code 1SCA115902R1001 within its OS fuse switch product group.

Key Advantages

  • Combines switching, isolation and fuse protection in a single device.
  • 125 A rated current for industrial low-voltage applications.
  • 4-pole configuration for switching multi-conductor circuits.
  • N1 arrangement provides a non-fused switched neutral on the left side.
  • Mechanism-module configuration enables a suitable handle and shaft to be selected separately.
  • Part of ABB's established OS fuse switch range for power distribution and machinery applications.

Key Features

  • ABB OS fuse switch series.
  • 125 A rated current.
  • 4-pole switch fuse configuration.
  • N1 non-fused switched neutral arrangement.
  • Neutral positioned on the left side.
  • Front-operated switch fuse design.
  • Supplied without operating handle and shaft.
  • ABB order code 1SCA115902R1001.

Reliable Switching and Fuse Protection

Switch fuses combine manual circuit switching with fuse-based overcurrent and short-circuit protection, allowing electrical equipment to be isolated while suitable fuse links provide protection for the downstream installation. This makes them particularly useful in distribution boards, industrial machinery and control-panel applications.

The ABB OS125GB22N1 provides a 125 A four-pole arrangement with a switched, non-fused neutral. Because the mechanism module is supplied without a handle and shaft, system designers can select the appropriate compatible operating accessories for the enclosure and installation arrangement.

Typical Applications

  • Industrial low-voltage power distribution systems.
  • Electrical switchboards and distribution panels.
  • Machinery isolation and protection circuits.
  • Motor and equipment feeder circuits.
  • Industrial control cabinets.
  • Commercial and infrastructure electrical distribution systems.

Technical Specifications

Series OS Fuse Switches
ABB order code 1SCA115902R1001
Product type Switch fuse
Rated current 125 A
Number of poles 4
Neutral configuration N1 non-fused switched neutral
Neutral position Left side
Operation Front operated
Configuration Mechanism module
Handle and shaft Not included
ABB product group 311021-OS Fuse Switches

Frequently Asked Questions

What is the ABB OS125GB22N1 used for?

The OS125GB22N1 is a 125 A switch fuse used for manual switching and isolation together with fuse-based protection in low-voltage electrical distribution and industrial applications.

How many poles does the OS125GB22N1 have?

The ABB OS125GB22N1 is a 4-pole switch fuse.

What is the rated current of the ABB OS125GB22N1?

The switch fuse has a rated current of 125 A.

What does the N1 configuration mean on the OS125GB22N1?

The N1 configuration denotes a non-fused switched neutral positioned on the left side of the switch fuse.

Does the ABB OS125GB22N1 include a handle and shaft?

No. The OS125GB22N1 is supplied as a mechanism module without the operating handle and shaft, allowing suitable compatible operating accessories to be selected separately.

What is the ABB order code for the OS125GB22N1?

The ABB order code for this exact switch fuse is 1SCA115902R1001.

Trusted by Industrial Electrical Professionals Worldwide

ABB OS fuse switches are designed for dependable switching, isolation and fuse protection in industrial power distribution, machinery and electrical control systems, providing flexible solutions for professional low-voltage installations.