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OFAF0H250 ABB 250A gG DIN Size 0 500V HRC Fuse Link
ABB OFAF0H250 is a 250 A 500 V gG HRC DIN size 0 fuse link designed for dependable full-range overload and short-circuit protection in low-voltage electrical systems.
£10.43
Why Choose the ABB OFAF0H250 250A gG DIN Size 0 Fuse?
The ABB OFAF0H250 is a high rupturing capacity 250 A DIN fuse link designed for dependable protection of low-voltage electrical circuits. Part of ABB's OFAF range of DIN-type HRC fuse links, it combines a high current rating with a standardised DIN size 0 / NH0 format for industrial power distribution, machinery and control applications.
The OFAF0H250 uses the gG utilisation category, providing full-range general-purpose protection against both overload and short-circuit currents. This characteristic makes it suitable for protecting cables, conductors and electrical distribution circuits in demanding industrial installations.
With a rated current of 250 A, a rated voltage of 500 V and a DIN size 0 construction, the OFAF0H250 provides substantial circuit protection in a compact fuse format. Its standardised DIN construction enables integration with compatible fuse bases, fuse switches and switch-disconnectors.
Key Advantages
- High-capacity 250 A circuit protection for industrial electrical systems.
- 500 V rated voltage for low-voltage power distribution applications.
- gG full-range characteristic provides overload and short-circuit protection.
- DIN size 0 / NH0 construction for compatible industrial fusegear.
- Standardised DIN format simplifies integration into distribution and switching equipment.
- Suitable for demanding industrial cable, conductor and circuit protection applications.
Key Features
- ABB OFAF DIN-type HRC fuse link range.
- 250 A rated current.
- 500 V rated voltage.
- gG general-purpose fuse characteristic.
- DIN size 0 / NH0 fuse format.
- Full-range overload and short-circuit protection.
- IEC 60269 compliant fuse design.
- Standardised blade-contact construction for compatible industrial fusegear.
Reliable Full-Range Protection for Electrical Circuits
gG fuse links such as the ABB OFAF0H250 provide full-range protection against both overload and short-circuit conditions. When excessive current reaches the fuse operating threshold, the fuse interrupts the circuit to help protect cables, conductors and connected electrical equipment from damaging fault currents.
The OFAF0H250 combines a substantial 250 A current rating with a 500 V voltage rating and compact DIN size 0 construction. This combination makes it suitable for industrial switchboards, distribution equipment, machinery and control systems requiring dependable high-current fuse protection.
Typical Applications
- Industrial low-voltage electrical distribution.
- High-current switchboards and distribution panels.
- Cable and conductor protection.
- Industrial machinery and automation systems.
- Fuse switches and switch-disconnector assemblies.
- Commercial and industrial power distribution equipment.
Technical Specifications
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| Voltage | 500 V | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH0 | |
| Fuse Class | gG | |
| Current | 250 A | |
| Series | OFAF | |
| ABB product ID | 1SCA022629R5310 | |
| Product type | HRC DIN fuse link | |
| Rated current | 250 A | |
| Rated voltage | 500 V | |
| Utilisation category | gG | |
| Fuse system | DIN | |
| Fuse size | Size 0 / NH0 | |
| Power loss | 20.3 W at rated current | |
| Standard | IEC 60269 | |
| Product net width | 40 mm | |
| Product net height | 125 mm | |
| Product net depth | 60 mm | |
| Product net weight | 0.3 kg | |
| ABB product group | 311002-Fuses And Fusebases |
Frequently Asked Questions
What is the ABB OFAF0H250 used for?
The ABB OFAF0H250 is a 250 A gG DIN fuse link designed to provide full-range overload and short-circuit protection for low-voltage electrical circuits.
What is the current rating of the OFAF0H250?
The OFAF0H250 has a rated current of 250 A.
What voltage is the ABB OFAF0H250 rated for?
The OFAF0H250 has a rated voltage of 500 V.
What fuse size is the ABB OFAF0H250?
The OFAF0H250 is a DIN size 0 / NH0 fuse link.
What does the gG classification mean?
The gG classification identifies a general-purpose full-range fuse link designed to provide protection against both overload and short-circuit currents.
What standard applies to the ABB OFAF0H250?
The OFAF0H250 is designed in accordance with IEC 60269 for low-voltage fuses.
Trusted by Electrical Professionals Worldwide
ABB OFAF DIN-type HRC fuse links provide dependable full-range circuit protection for industrial electrical installations, combining gG protection characteristics with standardised DIN construction for integration into power distribution, machinery and control systems.
