The ABB OS250D03N3 switch fuse offers high protection and reliability, ensuring rapid fault clearance and compact installation. Ideal for a variety of electrical applications.
Product ModelOS250D03N3
Material Number1SCA022749R9190
Product ID74622
Stock on Request
Last updated: 8/29/2026
Key Features
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1. High Protection and ReliabilityThe ABB OS250D03N3 switch fuse is designed to maintain its protection level even after a fault occurs, ensuring your electrical system remains safe and reliable.
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2. Rapid Fault ClearanceThe contact design of the OS250D03N3 enables rapid fault clearance, minimizing downtime and ensuring quick recovery of your electrical system.
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3. Compact InstallationWith its modular structure, the OS250D03N3 can be installed in smaller enclosures, saving space and reducing installation time.
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4. Adjustable Installation DepthThe adjustable shaft allows for a range of installation depths, making it versatile for various installation requirements.
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Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Pollution Degree
3
Product Net Width
206 mm
Product Net Height
199 mm
Product Net Depth / Length
154 mm
Product Net Weight
3.68 kg 8.11 lb
Conventional Free-air Thermal Current (Ith)
Π= 40 °C 250 A
5. Energy EfficiencyThe lightweight structure of the OS250D03N3 reduces installation time and costs, making it an energy-efficient solution for your electrical needs.
Conventional Thermal Current (Ithe)
Fully Enclosed 250 A
Fourth Pole Type
Detachable Neutral Link Integrated Into the Mechanism
