Why Choose the Mersen L081499 55GD55V12 Medium-Voltage Fuse?
The Mersen L081499, also identified as 55GD55V12, is a high-performance medium-voltage cylindrical fuse-link designed to provide reliable overcurrent and short-circuit protection for electrical distribution equipment. Rated at 12 A and 5.5 kV AC, it is specifically developed for public lighting networks, industrial switchgear and medium-voltage power distribution systems.
As part of Mersen's proven Limitor® medium-voltage fuse range, the L081499 delivers fast fault interruption and current-limiting performance, helping minimise thermal and mechanical stress on transformers, switchgear, cables and associated electrical equipment. Its robust construction provides dependable protection in demanding electrical installations.
The fuse features a cylindrical body measuring approximately 55 × 259 mm and is intended for installation within compatible medium-voltage fuse holders. Manufactured to IEC requirements, it is suitable for professionally engineered installations where reliable circuit protection is essential.
Key Advantages
- Reliable medium-voltage overcurrent and short-circuit protection.
- 12 A rated current for compatible distribution circuits.
- 5.5 kV AC rated voltage for medium-voltage installations.
- Current-limiting operation reduces fault energy.
- Suitable for public lighting, switchgear and distribution systems.
- Manufactured by Mersen for dependable long-term performance.
Key Features
- Mersen L081499 medium-voltage fuse-link.
- Catalogue designation: 55GD55V12.
- 12 A nominal current rating.
- 5,500 V AC rated voltage.
- Cylindrical 55 × 259 mm construction.
- Current-limiting fuse technology.
- Suitable for compatible medium-voltage fuse holders.
- Designed for industrial and infrastructure applications.
Reliable Protection for Medium-Voltage Systems
Medium-voltage fuse-links provide rapid interruption of excessive fault currents before they can damage valuable electrical equipment. Their current-limiting characteristics reduce peak fault current and minimise thermal stress, improving the protection of transformers, switchgear and distribution networks.
The Mersen L081499 should be installed only within compatible fuse holders and selected according to the electrical characteristics of the protected installation. Installation should always be carried out by suitably qualified personnel.
Typical Applications
- Public lighting distribution systems.
- Medium-voltage switchgear.
- Industrial electrical distribution.
- Transformer protection.
- Utility infrastructure.
- Replacement fuse-links for compatible Mersen installations.
