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MERSEN FUSE H 729P BCKUP 192-65/80 E729PIB-D2 192-80
Mersen C209302 Limitor P DIN high voltage back-up fuse rated at 7.2 kV AC and 80 A for medium voltage transformer protection.
£91.98
Why Choose the Mersen C209302 High Voltage Fuse?
The Mersen C209302 is a premium high voltage DIN back-up fuse from the proven Limitor® P range, designed to provide dependable protection for medium voltage transformers and distribution equipment. Manufactured to IEC 60282-1, it is engineered for use in demanding industrial and utility applications where reliable fault interruption is essential.
Constructed using high purity silver fuse elements, silver-plated copper end caps and a robust ceramic body, the C209302 delivers consistent electrical performance and a long operational life. The integrated 80 N striker provides dependable mechanical indication and operation with compatible switchgear mechanisms.
With a 7.2 kV AC voltage rating, 80 A current rating and compact 65 mm × 192 mm DIN dimensions, this fuse is ideally suited for protecting distribution transformers, switchgear assemblies and medium voltage electrical infrastructure.
Key Advantages
- Designed for medium voltage transformer protection.
- 7.2 kV AC IEC rated voltage.
- 80 A rated current.
- Integrated 80 N striker for switchgear operation.
- High interrupting capacity for dependable fault clearance.
- Manufactured using silver fuse elements for consistent performance.
- Ceramic body provides excellent thermal and mechanical strength.
- Suitable for utility, industrial and OEM medium voltage applications.
Key Features
- Manufacturer: Mersen
- Series: Limitor® P DIN Back-up Fuses
- Catalogue number: 45DB72V80P
- SKU: C209302
- Rated voltage: 7.2 kV AC
- Rated current: 80 A
- Breaking capacity: 63 kA
- Fuse dimensions: 65 mm diameter × 192 mm length
- Standard 80 N striker.
- DIN medium voltage back-up fuse.
- RoHS compliant.
Reliable Protection for Medium Voltage Systems
The Mersen Limitor® P range is specifically developed to protect transformers against the damaging effects of short circuit currents. Its advanced construction provides dependable interruption performance while helping maintain the reliability of medium voltage switchgear installations.
The C209302 is suitable for use in electrical substations, industrial distribution systems, renewable energy installations and OEM switchgear where dependable transformer protection is required.
Typical Applications
- Medium voltage transformer protection.
- Distribution substations.
- Industrial switchgear.
- Utility power distribution.
- Renewable energy installations.
- Electrical infrastructure projects.
- OEM medium voltage equipment.
- Motor and transformer feeder protection.
Technical Specifications
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| Device Type | Fuse link | |
|---|---|---|
| Fuse Type | High voltage | |
| Current | 80 A | |
| Voltage | 7200 V | |
| Manufacturer | Mersen | |
| Model | C209302 | |
| Catalogue number | 45DB72V80P | |
| Product type | High voltage DIN back-up fuse | |
| Series | Limitor® P | |
| Application | Transformer protection | |
| Rated voltage | 7.2 kV AC | |
| Rated current | 80 A | |
| Breaking capacity | 63 kA | |
| Minimum breaking current | 300 A | |
| Cold resistance | Approximately 6.2 mΩ | |
| Power dissipation | Approximately 85 W | |
| Fuse size | Ø65 mm × 192 mm | |
| Thermal striker | Standard 80 N | |
| Body material | Ceramic | |
| Fuse element | High purity silver | |
| End caps | Silver-plated copper | |
| Approximate weight | 1.5 kg | |
| Compliance | IEC 60282-1, RoHS | |
| HS Code | 85351000 |
Frequently Asked Questions
What is the Mersen C209302 used for?
It is a DIN high voltage back-up fuse designed primarily to protect medium voltage transformers against short circuit faults.
What voltage is this fuse rated for?
The C209302 has a rated operating voltage of 7.2 kV AC.
What is the current rating?
This fuse has a rated current of 80 A.
Does the fuse include a striker?
Yes. It incorporates a standard 80 N mechanical striker for operation with compatible switchgear mechanisms.
Where is this fuse typically installed?
It is commonly installed in medium voltage switchgear protecting transformers within industrial plants, utility substations and electrical distribution systems.
Trusted for Medium Voltage Protection Worldwide
Mersen Limitor® P high voltage fuse-links are trusted worldwide by utilities, panel builders and OEMs for dependable transformer protection, high interrupting performance and long-term reliability.
