Why Choose the ABB OFAA0GG20 20A gG HRC Fuse Link?
The ABB OFAA0GG20 is a 20 A DIN-type HRC fuse link designed for general-purpose protection of low-voltage electrical circuits. With a gG full-range fuse characteristic, NH size 0 construction and a rated voltage of 690 V AC, it provides dependable protection against both overload and short-circuit currents.
The gG utilisation category makes the OFAA0GG20 suitable for protecting cables, conductors and compatible electrical equipment in industrial distribution and control systems. Its high-rupturing-capacity construction enables the fuse link to interrupt significant fault currents when correctly selected and installed.
This exact ABB OFAA0GG20, identified by ABB order code 1SCA022703R1530, has a rated current of 20 A, an NH size 0 format and dual indication to assist visual identification of fuse operation. It forms part of ABB's DIN fuse and fusebase range for industrial circuit protection.
Key Advantages
- 20 A gG full-range protection against overload and short-circuit currents.
- Rated for electrical systems up to 690 V AC.
- NH size 0 DIN-type construction for compatible fusegear.
- High-rupturing-capacity design for dependable fault-current interruption.
- Dual indication helps identify fuse operation.
- Suitable for general industrial cable, conductor and equipment protection.
Key Features
- ABB OFAA0GG20 HRC fuse link.
- 20 A rated current.
- 690 V AC rated voltage.
- gG utilisation category.
- NH / DIN size 0.
- Full-range overload and short-circuit protection.
- Dual fuse indication.
- DIN-type high-rupturing-capacity fuse construction.
- Suitable for compatible NH size 0 fuse bases and switch-fuse equipment.
- Designed for industrial electrical distribution and control applications.
Full-Range Protection for Industrial Electrical Circuits
The gG characteristic provides full-range overcurrent protection, allowing the ABB OFAA0GG20 to respond to both sustained overloads and short-circuit faults. This makes it suitable for protecting cables, conductors and compatible equipment across a wide range of low-voltage industrial electrical systems.
Its NH size 0 DIN format is designed for installation in compatible fuse bases and switch-fuse assemblies. The dual-indication feature assists maintenance personnel by providing a convenient visual indication when the fuse link has operated.
Typical Applications
- Industrial electrical distribution circuits.
- Cable and conductor protection.
- Industrial control panels.
- Machinery electrical systems.
- Power distribution equipment.
- Compatible NH size 0 fuse bases and switch-fuse assemblies.
