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MERSEN FUSE 7200 CP GLF 20.190 1 7200CPGLF20.1901
Mersen W077851 GLF medium voltage cylindrical fuse-link rated at 1 A and 7.2 kV AC with a 20 x 190 mm body for transformer and auxiliary circuit protection.
£40.05
Why Choose the Mersen W077851 Medium Voltage Cylindrical Fuse?
The Mersen W077851 is a medium voltage cylindrical fuse-link designed to provide reliable overcurrent and short-circuit protection for public lighting networks, transformer auxiliary circuits and specialist industrial electrical equipment. Featuring a 1 A rated current, a 7.2 kV AC rated voltage and a 20 × 190 mm cylindrical body, it is engineered for demanding medium voltage applications.
Manufactured by Mersen, the W077851 is identified by the manufacturer designation 7200 CP GLF 20.190 1. Its calibrated fuse element rapidly interrupts overload and short-circuit currents, helping minimise damage to transformers, switchgear, conductors and associated electrical equipment.
Its cylindrical construction enables straightforward installation into compatible medium voltage fuse holders. The robust design provides dependable long-term operation in utility infrastructure, industrial power distribution systems, railway applications and specialist installations where reliable protection is essential.
Key Advantages
- Medium voltage cylindrical fuse designed for specialist electrical protection.
- 1 A rated current for auxiliary and low-current circuits.
- 7.2 kV AC rated voltage.
- 20 × 190 mm standard cylindrical format.
- Rapid interruption of overload and short-circuit faults.
- Suitable for industrial, railway and utility installations.
- Manufactured by Mersen for dependable medium voltage protection.
Key Features
- Manufacturer: Mersen.
- Model: W077851.
- Manufacturer designation: 7200 CP GLF 20.190 1.
- Medium voltage cylindrical fuse-link.
- 1 A nominal current rating.
- 7.2 kV AC nominal voltage.
- 20 × 190 mm cylindrical fuse body.
- GLF operating designation.
- Designed for installation in compatible medium voltage fuse holders.
Reliable Protection for Medium Voltage Equipment
Medium voltage fuse-links protect electrical equipment by disconnecting circuits rapidly when excessive current or short-circuit faults occur. Their current-limiting characteristics help reduce thermal and mechanical stress on transformers, switchgear and associated equipment, improving system safety and reliability.
The Mersen W077851 combines a sensitive 1 A current rating with a 7.2 kV AC operating voltage, making it suitable for transformer auxiliary circuits, public lighting infrastructure and other specialist medium voltage applications requiring dependable fault interruption.
Typical Applications
- Medium voltage transformer protection.
- Public lighting networks.
- Industrial electrical installations.
- Auxiliary and signalling circuits.
- Railway electrical infrastructure.
- Medium voltage switchgear.
- Power distribution assemblies.
- OEM medium voltage equipment.
Technical Specifications
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| Device Type | Fuse link | |
|---|---|---|
| Fuse Type | Cylindrical | |
| Fuse Size | 20x190 mm | |
| Current | 1 A | |
| Voltage | 7200 V | |
| Manufacturer | Mersen | |
| Brand | Mersen / Ferraz Shawmut | |
| Model | W077851 | |
| Manufacturer designation | 7200 CP GLF 20.190 1 | |
| Product type | Medium voltage cylindrical fuse-link | |
| Fuse designation | GLF | |
| Rated current | 1 A | |
| Rated voltage | 7.2 kV AC | |
| Fuse body size | 20 × 190 mm | |
| Body shape | Cylindrical | |
| Installation | Compatible medium voltage fuse holder | |
| Application | Medium voltage overcurrent and short-circuit protection |
Frequently Asked Questions
What is the Mersen W077851 used for?
The Mersen W077851 is a medium voltage cylindrical fuse-link designed to protect transformers, auxiliary circuits and specialist electrical equipment against overloads and short-circuit faults.
What is the current rating of the W077851?
The fuse has a nominal current rating of 1 A.
What voltage is the Mersen W077851 rated for?
The W077851 has a rated operating voltage of 7.2 kV AC.
What are the dimensions of this fuse?
The fuse has a cylindrical body measuring 20 × 190 mm.
What is the manufacturer designation?
The manufacturer designation is 7200 CP GLF 20.190 1.
Can the Mersen W077851 be installed in any fuse holder?
No. It should only be installed in a compatible medium voltage fuse holder designed for its dimensions and appropriate voltage and current ratings.
Trusted Medium Voltage Protection
Mersen medium voltage fuse-links are trusted worldwide by utilities, electrical engineers and equipment manufacturers to provide dependable protection for transformers, switchgear and critical power distribution systems.
