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MERSEN FUSE H 2409P BCKUP TS VDE 442-56/32 45DB240V32PTS
Mersen D1032956 Limitor PTS high voltage DIN back-up fuse rated at 24 kV AC and 31.5 A with low power dissipation and an 80 N thermal striker for transformer protection.
£85.21
Why Choose the Mersen D1032956 High Voltage Transformer Fuse?
The Mersen D1032956 is a premium high voltage DIN back-up fuse from the advanced Limitor® PTS range, developed to provide reliable protection for medium voltage transformers. Featuring low power dissipation technology and an integrated 80 N thermal striker, it is specifically designed for use in modern air-insulated and gas-insulated switchgear where thermal management and dependable fault protection are essential.
The innovative Limitor® PTS design reduces power losses within the fuse compartment, helping minimise operating temperatures while maintaining excellent short-circuit interruption performance. Manufactured using pure silver fuse elements, silver-plated copper end caps and a durable ceramic body, the D1032956 delivers long service life and dependable operation in demanding industrial and utility environments.
Rated at 24 kV AC with a 31.5 A current rating, this DIN fuse-link is ideal for transformer protection within medium voltage distribution systems. Siemens and Ormazabal recommend the Limitor® PTS range for use within compatible gas-insulated switchgear.
Key Advantages
- Designed specifically for medium voltage transformer protection.
- 24 kV AC rated voltage.
- 31.5 A rated current.
- Advanced low power dissipation technology.
- Integrated 80 N thermal striker.
- Suitable for air-insulated and gas-insulated switchgear.
- High quality ceramic body with pure silver fuse elements.
- Recommended for Siemens and Ormazabal switchgear applications.
Key Features
- Manufacturer: Mersen
- Series: Limitor® PTS
- Catalogue number: 45DB240V32PTS
- SKU: D1032956
- Rated voltage: 24 kV AC
- Rated current: 31.5 A
- Breaking capacity: 65 kA
- Fuse dimensions: 56 mm diameter × 442 mm length
- 80 N thermal striker.
- Low power dissipation construction.
- DIN VDE T402 back-up fuse.
Reliable Protection for Medium Voltage Transformers
The Mersen Limitor® PTS range has been developed to protect medium voltage transformers against the thermal and dynamic effects of short circuits while significantly reducing fuse power losses. The integrated thermal striker also helps prevent overheating within switchgear compartments, improving overall system reliability.
The D1032956 is ideally suited for substations, industrial power distribution, renewable energy systems and OEM switchgear where dependable transformer protection and reduced thermal loading are important design considerations.
Typical Applications
- Medium voltage transformer protection.
- Gas insulated switchgear.
- Air insulated switchgear.
- Utility substations.
- Industrial power distribution.
- Renewable energy installations.
- OEM medium voltage equipment.
- Electrical infrastructure projects.
Technical Specifications
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| Voltage | 240 V | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | High voltage | |
| Current | 31.5 A | |
| Manufacturer | Mersen | |
| Model | D1032956 | |
| Catalogue number | 45DB240V32PTS | |
| Product type | High voltage DIN back-up fuse | |
| Series | Limitor® PTS | |
| Application | Transformer protection | |
| Rated voltage | 24 kV AC | |
| Rated current | 31.5 A | |
| Breaking capacity | 65 kA | |
| Minimum breaking current | 125 A | |
| Clearing I²t | 7,000 A²s | |
| Cold resistance | 57 mΩ | |
| Power dissipation | 84 W | |
| Fuse size | Ø56 mm × 442 mm | |
| Thermal striker | 80 N | |
| Body material | Ceramic | |
| Fuse element | Pure silver | |
| End caps | Silver-plated copper | |
| Approximate weight | 2.3 kg | |
| Compliance | IEC 60282-1, RoHS | |
| HS Code | 85351000 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen D1032956 used for?
It is a DIN high voltage back-up fuse designed to protect medium voltage transformers against short-circuit faults.
What voltage is this fuse rated for?
The D1032956 has a rated operating voltage of 24 kV AC.
What is the current rating?
This fuse has a 31.5 A rated current.
What makes the Limitor® PTS range different?
The Limitor® PTS range features low power dissipation technology and an integrated thermal striker to reduce heat build-up within medium voltage switchgear.
Does the fuse include a striker?
Yes. It incorporates an 80 N thermal striker for operation with compatible switchgear mechanisms.
Trusted for Medium Voltage Protection Worldwide
Mersen Limitor® PTS fuse-links are trusted worldwide by utilities, OEMs and industrial engineers for reliable transformer protection, reduced power losses and dependable performance in medium voltage applications.
