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MERSEN FUSE H 1209P BCKUP VDE292-56/10 S1000240
Mersen S1000240 Limitor-PD DIN high voltage back-up fuse-link for transformer protection. Rated 12 kV AC and 10 A with an 80 N striker.
£64.45
Why Choose the Mersen S1000240 High Voltage Transformer Fuse?
The Mersen S1000240 is a premium DIN high voltage back-up fuse-link engineered to protect transformers and medium voltage equipment against damaging short-circuit currents. As part of the trusted Mersen Limitor®-PD series, it delivers reliable transformer protection without controlled power dissipation while maintaining dependable fault interruption for industrial and utility power systems.
Manufactured in accordance with IEC 60282-1 and VDE 0670 T402, the S1000240 is constructed using pure silver fuse elements, silver-coated copper contact caps and a robust ceramic body. This high-quality construction provides consistent electrical performance, dependable current limitation and long operational life.
Rated at 12 kV AC and 10 A, the Mersen S1000240 is ideal for protecting medium voltage transformers within industrial distribution systems. It features a 56 mm diameter, 292 mm fuse length and an integrated 80 N striker for operation with compatible switchgear mechanisms.
Key Advantages
- Designed specifically for medium voltage transformer protection.
- 12 kV AC rated voltage for industrial and utility installations.
- 10 A rated current.
- Integrated 80 N striker for compatible switchgear tripping.
- High current-limiting performance reduces fault energy.
- Manufactured using pure silver fuse elements.
- Robust ceramic body for long operational life.
- Complies with IEC 60282-1 and VDE 0670 T402.
Key Features
- Mersen Limitor®-PD back-up fuse series.
- Catalogue number: 45DB120V10PD.
- 12 kV AC rated voltage.
- 10 A rated current.
- 56 mm fuse diameter.
- 292 mm fuse length.
- Integrated 80 N striker.
- Pure silver fuse elements.
- Silver-coated copper contact caps.
- High-strength ceramic body.
Reliable Protection for Medium Voltage Transformers
The Mersen S1000240 rapidly interrupts high prospective short-circuit currents before excessive thermal or mechanical stress can damage transformers, switchgear and associated equipment. Its current-limiting characteristics help reduce fault energy while maintaining dependable protection for valuable electrical assets.
Designed as a high voltage back-up fuse-link, the S1000240 should be coordinated with suitable overload protection. The integrated striker enables compatible switchgear trip mechanisms or indication systems to operate when the fuse interrupts a fault.
Typical Applications
- Medium voltage transformer protection.
- Industrial switchgear.
- Utility substations.
- Power distribution systems.
- Renewable energy installations.
- Manufacturing facilities.
- Commercial infrastructure.
- OEM medium voltage equipment.
Technical Specifications
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| Device Type | Fuse link | |
|---|---|---|
| Fuse Type | High voltage | |
| Current | 10 A | |
| Voltage | 12000 V | |
| Manufacturer | Mersen | |
| Series | Limitor®-PD Back-up Fuses | |
| Model | S1000240 | |
| Catalogue number | 45DB120V10PD | |
| Product type | DIN high voltage back-up fuse-link | |
| Primary application | Transformer protection | |
| Rated voltage | 12 kV AC | |
| Rated current | 10 A | |
| Breaking capacity | 63 kA | |
| Minimum breaking current | 35 A | |
| Fuse diameter | 56 mm | |
| Fuse length | 292 mm | |
| Striker | 80 N | |
| Fuse element material | Pure silver | |
| Contact cap material | Silver-coated copper | |
| Body material | Ceramic | |
| Frequency | 50 / 60 Hz | |
| Applicable standards | IEC 60282-1, VDE 0670 T402 | |
| EAN | 3605340456493 | |
| RoHS compliant | Yes | |
| HS Code | 85351000 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen S1000240 used for?
The Mersen S1000240 is a DIN high voltage back-up fuse-link designed to protect medium voltage transformers against damaging short-circuit currents.
What are the voltage and current ratings?
This fuse-link is rated at 12 kV AC with a continuous current rating of 10 A.
Does the S1000240 include a striker?
Yes. It incorporates a standard 80 N striker for operation of compatible switchgear tripping or indication mechanisms.
What are the physical dimensions?
The fuse-link measures 56 mm in diameter and 292 mm in length.
Which standards does the fuse comply with?
The S1000240 is manufactured in accordance with IEC 60282-1 and VDE 0670 T402.
Trusted by Power Distribution Engineers Worldwide
Mersen Limitor® high voltage fuse-links are trusted by utilities, switchgear manufacturers and industrial engineers worldwide for dependable transformer protection and reliable medium voltage fault interruption.
