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MERSEN FUSE H 1209P BCKUP 442-65/80 45DB120V80P-3
Mersen P1006102 Limitor-P DIN high-voltage back-up fuse rated at 12 kV AC and 80 A with an 80 N striker for transformer protection.
£102.84
Why Choose the Mersen P1006102 Limitor®-P High Voltage Transformer Fuse?
The Mersen P1006102, catalogue number 45DB120V80P-3, is a premium DIN high voltage back-up fuse engineered specifically for protecting medium-voltage transformers against damaging short-circuit currents. Part of the trusted Mersen Limitor®-P range, it complies with IEC 60282-1 and delivers dependable current-limiting protection for high-voltage switchgear, substations and industrial power distribution systems.
Manufactured using pure silver fuse elements, silver-plated copper end caps and a high-strength ceramic body, the P1006102 offers exceptional electrical performance, excellent thermal stability and long operational life. Its integrated 80 N striker provides reliable mechanical indication and can operate compatible switchgear trip mechanisms for improved system safety.
Rated at 12 kV AC and 80 A, the Mersen P1006102 features an 88 mm diameter × 442 mm DIN fuse size with clip mounting. It is ideally suited for transformer protection within utilities, industrial facilities and OEM medium-voltage switchgear assemblies.
Key Advantages
- Designed specifically for medium-voltage transformer protection.
- 12 kV AC rated voltage for IEC high-voltage systems.
- 80 A current rating.
- Integrated 80 N striker for switchgear tripping and indication.
- Premium silver fuse elements provide dependable performance.
- 31.5 kA breaking capacity for reliable fault interruption.
Key Features
- Mersen Limitor®-P back-up fuse.
- Catalogue number: 45DB120V80P-3.
- Item number: P1006102.
- 12 kV AC IEC rated voltage.
- 80 A rated current.
- 88 mm diameter × 442 mm DIN fuse size.
- Integrated 80 N striker.
- Pure silver fuse elements.
- Silver-plated copper cylindrical terminals.
- High-strength ceramic insulating body.
Reliable Protection for Medium Voltage Transformers
Medium-voltage transformers require specialised protection capable of interrupting high fault currents before excessive thermal or mechanical damage occurs. The Mersen P1006102 is a current-limiting back-up fuse developed specifically for transformer protection, delivering rapid fault clearance while coordinating with other protective equipment throughout the electrical installation.
Its integrated striker enables compatible switchgear trip mechanisms or signalling devices to operate automatically following fuse operation, improving personnel safety and simplifying maintenance procedures. The ceramic construction and premium conductive materials provide dependable long-term performance in demanding industrial and utility environments.
Typical Applications
- Medium-voltage transformer protection.
- High-voltage switchgear.
- Electrical substations.
- Industrial power distribution systems.
- Utility transformer installations.
- OEM medium-voltage electrical equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Voltage | 120 V | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | High voltage | |
| Current | 80 A | |
| Manufacturer | Mersen | |
| Series | Limitor®-P Back-up Fuses | |
| Item number | P1006102 | |
| Catalogue number | 45DB120V80P-3 | |
| Product type | High voltage DIN back-up fuse | |
| Application | Transformer protection | |
| Rated voltage | 12 kV AC | |
| Rated current | 80 A | |
| Current type | AC | |
| Fuse size | Ø88 mm × 442 mm | |
| Product diameter | 88 mm | |
| Overall product length | 508 mm | |
| Mounting type | Clip mounting | |
| Maximum AC breaking capacity | 31.5 kA | |
| Minimum interrupting rating | 320 A | |
| Clearing I²t | 120 kA²s | |
| Cold resistance | 9.4 mΩ | |
| Power dissipation at rated current | 83 W | |
| Design | VDE T4 | |
| Indication system | Yes | |
| Indication type | Standard striker | |
| Striker force | 80 N | |
| Terminal material | Silver-plated copper | |
| Terminal type | Cylindrical | |
| Body material | Ceramic | |
| Standard | IEC 60282-1 | |
| Product weight | Approx. 2.3 kg | |
| EAN | 3605340483826 | |
| RoHS compliant | Yes | |
| HS Code | 85351000 |
Frequently Asked Questions
What is the Mersen P1006102 used for?
The Mersen P1006102 is a high-voltage DIN back-up fuse designed specifically to protect medium-voltage transformers against damaging short-circuit currents.
What voltage is the P1006102 rated for?
The fuse has a rated operating voltage of 12 kV AC.
What is the current rating of the Mersen P1006102?
The P1006102 has a rated current of 80 A.
Does the P1006102 include a striker?
Yes. It includes a standard 80 N striker for operating compatible switchgear trip mechanisms and indication systems.
What is the breaking capacity of this fuse?
The Mersen P1006102 has a maximum AC breaking capacity of 31.5 kA.
Trusted for High Voltage Transformer Protection
Mersen Limitor®-P high-voltage transformer protection fuses are trusted by utilities, switchgear manufacturers and industrial engineers to provide dependable protection for transformers and medium-voltage electrical distribution systems.
