OS400B03BBP

Name: OS400B03BBP
Brand: ABB
SKU: OS400B03BBP

The ABB OS400B03BBP switch fuse is a high-performance solution for demanding applications. It features rapid fault clearance, compact design, and high reliability, making it ideal for various electrical installations.

Product ModelOS400B03BBP

Material Number1SCA102252R1001

Product ID76242

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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Feature1. High Performance and Reliability The ABB OS400B03BBP switch fuse is engineered to deliver exceptional performance and reliability, ensuring consistent operation in demanding electrical environments.
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Feature2. Rapid Fault Clearance Designed with a contact design that enables rapid fault clearance, this switch fuse maintains its protection level even after a fault occurs, ensuring safety and efficiency.
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Feature3. Compact Design The compact design of the ABB OS400B03BBP switch fuse allows for easy installation in smaller enclosures, saving space and reducing installation costs.
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Feature4. High Protection Levels With a pollution degree of 3 and a dielectric strength of 10 kV, this switch fuse provides high protection levels, making it suitable for various electrical applications.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Pollution Degree

Product Net Width

255 mm

Product Net Height

194 mm

Product Net Depth / Length

221 mm

Product Net Weight

6.5 kg

Conventional Free-air Thermal Current (Ith)

Î = 40 Â°C 400 A

Feature5. Technical Specifications The ABB OS400B03BBP switch fuse is rated for 400 A, with a maximum fuse power dissipation of 45 W in open air and 30 W in an enclosure. It supports AC-23/400V and AC-23/415V applications, ensuring compatibility with a wide range of electrical systems.

Conventional Thermal Current (Ithe)

Fully Enclosed 400 A

Fuse System

British Standard

Handle Type

Pistol handle and shaft included

Mounting Type

Base mounting

Number of Poles

Operating Mode

Front Operated

Pollution Degree

Position of Line Terminals

Back In - Back Out

Power Loss

at Rated Operating Conditions per Pole 30 W

Rated Conditional Short-Circuit Current (Inc)

(690 V) 80 kA

Rated Current (In)

Main Circuit 400 A

Rated Impulse Withstand Voltage (Uimp)

12 kV

Rated Insulation Voltage (Ui)

1000 V

Rated Operational Current AC-21A (Ie)

(500 V) 400 A (690 V) 400 A

Rated Operational Current AC-22A (Ie)

(380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A

Rated Operational Current AC-23A (Ie)

(380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A

Rated Operational Power AC-23A (Pe)

(220 ... 240 V) 132 kW (400 V) 220 kW (415 V) 230 kW (500 V) 280 kW (690 V) 400 kW

Rated Operational Voltage

Main Circuit 690 V AC

Rated Short-time Withstand Current Low Voltage (Icw)

for 1 s 14 kiloampere rms

Standards

IEC 60947-3

Switches Operating Mechanism

03 (Left Side)

Terminal Type

Lug terminals

Terminal Width

25 mm

Tightening Torque

30 ... 44 NÂ·m

Tightening Torque

30 ... 44 NÂ·m

Object Classification Code

ETIM 8

EC001040 - Fuse switch disconnector

ETIM 9

EC001040 - Fuse switch disconnector

UNSPSC

39122233

IDEA Granular Category Code (IGCC)

5291 >> Fuse switch disconnector

eClass

V11.1 : 27371401

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

Manufacturer ID

1SCA102252R1001