Why Choose the Mersen NH1GG40V125-1 NH Fuse Link?
The Mersen NH1GG40V125-1, manufacturer item number A223721, is a premium NH1 gG fuse link designed to provide reliable full-range protection for low voltage electrical distribution systems. Manufactured by Mersen, this DIN-standard fuse link protects cables, switchgear, transformers and industrial equipment against both overloads and short circuits, making it ideal for demanding commercial and industrial applications.
Rated at 125 A and 400 V AC, the NH1GG40V125-1 features a gG operating characteristic, providing comprehensive circuit protection without requiring a separate short-circuit fuse. The fuse incorporates isolated gripping tags and a double indication system, enabling safer handling and rapid identification of an operated fuse.
Its robust ceramic body and silver-plated copper blade contacts deliver excellent electrical conductivity, thermal performance and mechanical durability. With a high 100 kA AC breaking capacity, the NH1GG40V125-1 is suitable for industrial switchboards, distribution panels, OEM machinery and commercial electrical installations where dependable protection is essential.
Key Advantages
- High-performance NH1 gG full-range fuse link.
- 125 A rated current for industrial electrical protection.
- 400 V AC operating voltage.
- 100 kA AC breaking capacity.
- Protects against both overloads and short circuits.
- Double indicator provides rapid fuse-status identification.
- Isolated gripping tags improve handling safety.
- Ceramic body provides excellent thermal and electrical insulation.
Key Features
- Mersen NH gG fuse-link series.
- Manufacturer item number: A223721.
- NH1 fuse size.
- gG operating characteristic.
- 125 A rated current.
- 400 V AC rated voltage.
- 100 kA breaking capacity.
- Double indication system.
- Isolated gripping tags.
- Silver-plated copper blade terminals.
- Ceramic fuse body.
- Clip-mounted installation.
- RoHS compliant.
Reliable Full-Range Circuit Protection
The Mersen NH1GG40V125-1 is engineered to provide dependable protection for low-voltage electrical installations by interrupting both overload currents and high prospective short-circuit fault currents. Its gG characteristic makes it suitable for protecting cables, switchgear, transformers and general industrial power circuits.
Designed to comply with IEC standards, this NH fuse link delivers long service life and reliable operation in demanding industrial environments. The double indication system simplifies maintenance by providing a clear visual indication when the fuse has operated, while the isolated gripping tags support safer fuse replacement procedures.
Typical Applications
- Industrial switchboards.
- Commercial power distribution panels.
- Electrical distribution systems.
- OEM machinery.
- Industrial process plants.
- Transformer and cable protection.
- Motor control centres.
