Why Choose the Mersen T081621 Medium Voltage Cylindrical Fuse?
The Mersen T081621, also identified as 36GB55V4, is a dependable medium voltage cylindrical fuse link designed to protect specialised electrical equipment against damaging short-circuit currents. Manufactured by Mersen Ferraz Shawmut, this Limitor fuse provides rapid current-limiting protection for circuits operating at elevated voltages.
The T081621 is engineered to interrupt excessive fault currents quickly, helping reduce the thermal and mechanical stresses placed on transformers, switchgear, cables and connected electrical equipment. Its robust cylindrical construction supports reliable service in demanding industrial and power distribution installations.
With a rated current of 4 A, a rated voltage of 5.5 kV AC and a 36 × 250 mm cylindrical body, the Mersen T081621 is suited to low-current medium voltage protection duties. This version is supplied without a striker and should be installed in a compatible fuse holder selected for the electrical and mechanical requirements of the system.
Key Advantages
- Dependable medium voltage current-limiting fuse protection.
- 4 A rated current for low-current electrical circuits.
- 5.5 kV AC voltage rating for medium voltage applications.
- Rapid fault interruption helps reduce damaging let-through energy.
- Robust 36 × 250 mm cylindrical construction.
- Manufactured by Mersen Ferraz Shawmut for reliable industrial performance.
Key Features
- Mersen Limitor medium voltage fuse technology.
- Manufacturer part number: T081621.
- Alternative reference: 36GB55V4.
- Product designation: 5500 CP GLB 36.250 4.
- Rated current: 4 A.
- Rated voltage: 5.5 kV AC.
- Fuse dimensions: 36 × 250 mm.
- Cylindrical fuse-link construction without striker indication.
Reliable Protection for Medium Voltage Equipment
Medium voltage current-limiting fuses interrupt excessive fault currents before they can cause extensive thermal or mechanical damage. By restricting peak current and let-through energy, they help protect transformers, switchgear, conductors and associated electrical equipment.
The Mersen T081621 combines a precise 4 A current rating with a 5.5 kV AC voltage capability. Correct coordination with the system voltage, normal operating current, prospective short-circuit current and compatible fuse holder is essential for safe and dependable protection.
Typical Applications
- Medium voltage control circuits.
- Control and auxiliary transformer protection.
- Voltage transformer circuits.
- Industrial switchgear assemblies.
- Specialised medium voltage power supplies.
- Electrical distribution and protection equipment.
