OS250B02P

Name: OS250B02P
Brand: ABB
SKU: OS250B02P

The ABB OS250B02P switch fuse is a high-performance solution designed for demanding electrical applications. It features rapid fault clearance, compact installation, and a lightweight structure, making it ideal for various panel designs. With its modular design, the OS250B02P ensures easy installation and high protection levels, ensuring reliability in your electrical systems.

Product ModelOS250B02P

Material Number1SCA022769R9440

Product ID75758

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Protection and ReliabilityThe ABB OS250B02P switch fuse is engineered to provide high protection and reliability, ensuring your electrical system operates safely and efficiently. Its contact design enables rapid fault clearance, maintaining the protection level even after a fault occurs.
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2. Compact InstallationThe OS250B02P is designed to be compact, allowing for easy installation in smaller enclosures. This feature saves space and reduces installation time, making it a cost-effective solution for various electrical panel designs.
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3. Modular DesignThe modular structure of the OS250B02P switch fuse allows for flexible installation. The mechanism and poles can be placed according to specific installation requirements, providing a tailored solution for your electrical needs.
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4. Lightweight StructureThe lightweight design of the OS250B02P switch fuse reduces installation time and costs. Its minimal weight makes it easier to handle and install, ensuring a smooth and efficient setup process.

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

199 mm

Product Net Height

199 mm

Product Net Depth / Length

154 mm

Product Net Weight

2.8 kg 6.1 lb

Conventional Free-air Thermal Current (Ith)

Î = 40 Â°C 250 A

5. Technical ExcellenceThe OS250B02P switch fuse meets the technical standards of IEC 60947-3, ensuring it operates within the highest safety and performance standards. With a rated insulation voltage of 1000 V and a dielectric strength of 10 kV, it provides robust protection against electrical faults.

Conventional Thermal Current (Ithe)

Fully Enclosed 250 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

Top In - Bottom Out, Bottom In - Top Out

Power Loss

at Rated Operating Conditions per Pole 13 W

Rated Conditional Short-Circuit Current (Inc)

(690 V) 80 kA

Rated Current (In)

Main Circuit 250 A

Rated Impulse Withstand Voltage (Uimp)

12 kV

Rated Insulation Voltage (Ui)

1000 V

Rated Operational Current AC-21A (Ie)

(500 V) 250 A (690 V) 250 A

Rated Operational Current AC-22A (Ie)

(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A

Rated Operational Current AC-23A (Ie)

(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A

Rated Operational Power AC-23A (Pe)

(220 ... 240 V) 75 kW (400 V) 140 kW (415 V) 145 kW (500 V) 170 kW (690 V) 250 kW

Rated Operational Voltage

Main Circuit 690 V AC

Rated Short-time Withstand Current Low Voltage (Icw)

for 1 s 8 kiloampere rms

Standards

IEC 60947-3

Switches Operating Mechanism

02 (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

1SCA022769R9440