Why Choose the Mersen T081138 Medium Voltage Cylindrical Fuse?
The Mersen T081138 is a compact medium voltage cylindrical fuse link designed to protect specialised electrical equipment against damaging short-circuit currents. Manufactured by Mersen Ferraz Shawmut, this fuse combines high breaking performance with current-limiting operation for dependable protection in elevated-voltage circuits.
The T081138 is engineered to interrupt excessive fault current rapidly, helping reduce the thermal and dynamic stresses imposed on transformers, switchgear, conductors and connected equipment. Its robust cylindrical construction makes it suitable for demanding industrial installations where reliable fault clearance is essential.
With a rated current of 1 A, a rated voltage of 5.5 kV AC and a compact 10 × 180 mm body, the Mersen T081138 is particularly suited to low-current medium voltage protection duties. It should be installed in a compatible fuse holder selected for the system voltage, operating current and prospective short-circuit level.
Key Advantages
- Dependable medium voltage short-circuit protection.
- 1 A rated current for sensitive low-current circuits.
- 5.5 kV AC voltage rating for elevated-voltage equipment.
- Current-limiting operation helps reduce damaging fault energy.
- Compact 10 × 180 mm cylindrical construction.
- Manufactured by Mersen Ferraz Shawmut for reliable industrial performance.
Key Features
- Mersen medium voltage fuse technology.
- Manufacturer part number: T081138.
- Product designation: 5500 CP GLB 10.180 1.
- Rated current: 1 A.
- Rated voltage: 5.5 kV AC.
- Fuse dimensions: 10 × 180 mm.
- Cylindrical fuse-link construction.
- High current limitation and rapid fault interruption.
Reliable Protection for Medium Voltage Equipment
Medium voltage current-limiting fuses interrupt excessive fault currents before they can produce severe thermal or mechanical damage. By limiting the peak current and energy allowed to pass through the circuit, they help protect transformers, switchgear, cables and associated electrical equipment.
The Mersen T081138 combines a precise 1 A current rating with a 5.5 kV AC voltage capability. Correct coordination with the circuit voltage, normal operating current, prospective fault current and compatible fuse holder is essential for safe and dependable protection.
Typical Applications
- Voltage transformer protection.
- Control and auxiliary transformer circuits.
- Medium voltage control equipment.
- Industrial switchgear assemblies.
- Specialised high-voltage power supplies.
- Electrical distribution and protection equipment.
