Why Choose the ABB OFAA3GG500 500A gG HRC DIN Fuse Link?
The ABB OFAA3GG500 is a high-performance 500 A HRC DIN fuse link designed for reliable full-range overcurrent protection in demanding industrial electrical installations. Part of the ABB OFAA range, this NH size 3 fuse features a gG utilisation category, making it suitable for protecting cables, conductors and electrical equipment against both overload and short-circuit currents.
With a rated current of 500 A and a rated voltage of 690 V, the OFAA3GG500 is designed for high-current industrial power distribution systems, switchboards and machinery. Its HRC construction provides dependable fault-current interruption, while the standard DIN fuse format supports straightforward integration with compatible industrial fusegear.
The NH3 / size 3 construction is suited to heavy-duty power distribution applications where robust and predictable circuit protection is essential. This OFAA fuse link also features dual indication, supporting convenient identification of fuse operation during inspection and maintenance.
Key Advantages
- Full-range gG protection against overload and short-circuit currents.
- 500 A rated current for demanding high-current applications.
- 690 V rated voltage for industrial electrical systems.
- NH3 / size 3 DIN fuse construction.
- Dual indication for convenient fuse status identification.
- Suitable for protecting cables, conductors and general-purpose industrial equipment.
Key Features
- ABB OFAA HRC DIN fuse link.
- 500 A rated current.
- 690 V rated voltage.
- gG utilisation category.
- NH3 / size 3 fuse format.
- Dual fuse indication.
- Full-range overload and short-circuit protection.
- Industrial blade-contact construction for compatible NH fusegear.
Reliable Full-Range Industrial Circuit Protection
gG fuse links are designed to provide full-range protection against both overload and short-circuit currents. This makes them suitable for protecting power cables, conductors and general industrial electrical equipment throughout low-voltage distribution systems.
The ABB OFAA range uses established DIN-type NH construction for integration with compatible industrial fuse bases and switch-fuse equipment. Combining a 500 A current rating, 690 V capability and NH size 3 construction, the OFAA3GG500 is suited to demanding power distribution and equipment protection applications.
Typical Applications
- Industrial power distribution systems.
- High-current switchboards and distribution panels.
- Cable and conductor protection.
- Industrial machinery and production equipment.
- Electrical distribution and control equipment.
- NH fuse bases and switch-fuse assemblies.
