Why Choose the Wöhner 31970 Class J Busbar Mounted Fuse Holder with LED?
The Wöhner 31970 is a premium three-pole busbar mounted Class J fuse holder with integrated LED indication, designed for Class J fuse links rated from 35 A to 60 A (27 × 60 mm). Part of the proven Wöhner AMBUS® 60Classic system, it provides reliable branch circuit protection while enabling fast installation directly onto standard 60 mm busbar systems. The integrated LED offers immediate visual indication of an operated fuse, helping minimise maintenance time and machine downtime.
Supplied as a complete solution on a busbar adapter, the Wöhner 31970 eliminates unnecessary wiring and creates a compact, organised installation for industrial control panels, OEM machinery and power distribution systems. Bottom cable connections provide straightforward installation and easy accessibility within modern switchgear assemblies.
Rated for 60 A at 600 V, the 31970 is suitable for demanding industrial environments requiring UL Class J fuse protection. It is compatible with 12, 15, 20, 25 and 30 mm flat busbars as well as section busbars, providing flexibility across a wide variety of panel designs.
Key Advantages
- Designed for Class J fuse links (27 × 60 mm, 35–60 A).
- Integrated LED indication enables rapid blown-fuse identification.
- Three-pole configuration for three-phase protection.
- 60 A rated current.
- 600 V rated operating voltage.
- Complete solution supplied on a busbar adapter.
- Direct installation onto Wöhner 60Classic busbar systems.
Key Features
- Wöhner AMBUS® 60Classic system.
- Busbar mounted Class J fuse holder.
- Integrated LED blown-fuse indication.
- Compatible with Class J 27 × 60 mm fuse links (35–60 A).
- 60 A rated current.
- 600 V rated voltage.
- Three-pole design.
- Bottom cable connection.
- Complete solution on busbar adapter.
Reliable Class J Protection with LED Status Indication
The Wöhner 31970 combines high-performance Class J fuse protection with integrated LED indication to simplify maintenance and improve system availability. By providing immediate visual identification of an operated fuse, engineers can reduce troubleshooting time and restore equipment to service more quickly.
Designed specifically for the Wöhner 60Classic platform, the fuse holder enables compact, organised switchboard layouts while maintaining the high levels of reliability expected in industrial power distribution, automation and machine building applications.
Typical Applications
- Industrial control panels.
- Motor control centres.
- OEM machinery.
- Industrial automation systems.
- Power distribution assemblies.
- UL-compliant electrical installations.
