OS400B02P ABB Switch Fuse 400A 2 Pole

OS400B02P ABB Switch Fuse 400A 2 Pole

ABB OS400B02P switch fuse disconnector, a 400 A two pole front-operated device designed for British Standard fuse protection and electrical isolation applications.

SKU: OS400B02PMPN: OS400B02P
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List Price £690.80 ex VAT
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Manufacturer Lead Time

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Why Choose the ABB OS400B02P Switch Fuse?

The ABB OS400B02P is a high-performance switch fuse disconnector designed for safe electrical isolation and reliable fuse protection in low-voltage industrial power systems. As part of the ABB OS400 fuse switch series, it provides dependable switching performance for industrial distribution, machinery and power control applications.

This front-operated switch fuse features a two-pole construction with a left-side operating mechanism and British Standard fuse compatibility. The robust base-mounted design enables secure manual switching and dependable circuit protection in demanding industrial installations.

With a rated current of 400 A, a 2-pole configuration and compatibility with B1-B4 British Standard fuses, the ABB OS400B02P is suitable for high-current applications requiring reliable isolation and fuse-based protection.

Key Advantages

  • 400 A switch fuse disconnector for industrial power applications.
  • 2-pole switching design for reliable circuit isolation.
  • British Standard B1-B4 fuse compatibility for flexible protection options.
  • Front-operated mechanism for convenient manual operation.
  • High short-circuit withstand capability for demanding installations.
  • Base-mounted construction for industrial switchboards and panels.

Key Features

  • ABB OS400 fuse switch series.
  • 400 A rated current.
  • 2-pole configuration.
  • Front-operated switch fuse design.
  • 02 left-side operating mechanism.
  • British Standard fuse system.
  • B1-B4 fuse size compatibility.
  • Handle and shaft included.
  • 690 V AC rated operational voltage.
  • 1000 V rated insulation voltage.
  • IEC 60947-3 compliant switching performance.

Reliable Power Isolation for Industrial Systems

Switch fuses such as the ABB OS400B02P combine manual switching capability with fuse protection to provide safe isolation and dependable overcurrent protection. They allow electrical circuits to be disconnected securely while helping protect connected equipment.

The ABB OS400 series is designed for industrial switchboards, power distribution systems and machinery installations where high current capability, robust construction and reliable switching performance are essential.

Typical Applications

  • Industrial distribution panels.
  • Motor control centres.
  • Manufacturing machinery systems.
  • Electrical switchboards.
  • Power protection installations.
  • Industrial automation equipment.

Technical Specifications

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Mounting Type Base / panel
Series OS400 Fuse Switches
Product type Switch fuse disconnector
Rated current 400 A
Number of poles 2 poles
Fuse system British Standard
Fuse size B1-B4
Rated operational voltage 690 V AC
Rated insulation voltage 1000 V
Rated impulse withstand voltage 12 kV
Rated short-time withstand current 14 kA for 1 s
Rated conditional short-circuit current 80 kA at 690 V
Operating mode Front operated
Operating mechanism 02 left side
Handle type Pistol handle and shaft included
Mounting type Base mounting
Standards IEC 60947-3
Terminal type Lug terminals
Terminal width 25 mm
Tightening torque 30–44 N·m
Protection rating IP20
Dimensions (H × W × D) approx. 230 × 230 × 176 mm
Weight approx. 4.77 kg

Frequently Asked Questions

What is the ABB OS400B02P used for?

The ABB OS400B02P is a switch fuse disconnector used for manual switching, electrical isolation and British Standard fuse protection in low-voltage industrial systems.

What current rating does this switch fuse provide?

The OS400B02P has a rated current of 400 A.

How many poles does the ABB OS400B02P have?

This switch fuse features a 2-pole configuration.

Which fuses are compatible with this model?

The OS400B02P is designed for B1-B4 British Standard fuse sizes.

Is the handle included with this switch fuse?

The ABB OS400B02P includes a pistol handle and shaft for manual operation.

Trusted for Industrial Switching Applications

ABB OS400 fuse switches are widely used in industrial electrical systems to provide reliable circuit isolation, fuse protection and safe manual switching performance.