MERSEN FUSE H 1209UP BCKUP TVDE292-56/31,5 X1000267

Why Choose the High Voltage DIN Back-up Fuse for Transformer Limitor® VDE T402?

The High Voltage DIN Back-up Fuse for Transformer Limitor® VDE T402 delivers reliable protection for transformer applications with its 12kVAC rating and precise coordination to IEC standards at 31.5A. Its robust d56mm by L292mm design ensures secure installation in demanding, high-energy networks.

Equipped with a high-integrity thermal striker (80N, 45DB120V32PTD), this fuse provides instant, visible circuit indication and remote signalling capabilities, supporting fast diagnostics and reduced downtime. VDE and IEC compliance guarantee trusted performance and operational safety in critical power distribution environments.

Product Code: X1000267

Key Benefits

• Reliable protection for transformers with 12 kV AC rating and 31.5 A current rating.
• Robust ceramic body with silver-plated copper cylindrical terminals for durability and excellent conductivity.
• High breaking capacity of 63 kA ensures safety under fault conditions.
• Integrated thermal striker (80N) provides instant visible and remote indication of fuse operation.
• Compact design with 56 mm diameter and 292 mm length for easy mounting using clip system.
• Compliant with VDE T402 and IEC standards for assured quality and performance.
• Low power dissipation of 39 W at rated current reduces energy losses.

Compatibility

This fuse is compatible with Transformer Limitor® VDE T402 systems and is designed for use in high voltage AC networks up to 12 kV. It fits standard DIN mounting clips and works seamlessly with protective relay and signalling equipment that utilise striker indication systems.

Applications

• Protection of power transformers in electrical distribution networks.
• High voltage industrial and utility power systems requiring reliable back-up fusing.
• Use in switchgear and control panels where IEC and VDE compliance is mandatory.
• Systems requiring fast fault indication and remote signalling capabilities.

Technical Specifications

• Item number: X1000267
• Catalogue No: 45DB120V32PTD
• Description: High Voltage DIN Back-up fuse for Transformer Limitor® VDE T402 12kVAC IEC 31.5A d56mm, L292mm With Thermal Striker 80N
• EAN/UPC Code: 3605340456608
• Rated voltage AC IEC: 12 kV
• Ampere Rating: 31.5 A
• AC or DC: AC
• Fuse Size: d=56mm L=292mm
• Mounting: Clip
• Clearing I2t At Rated Voltage: 7 kA²s
• AC Max I.R./Breaking Capacity: I1: 63 kA
• Min Interrupting Rating (MBC): 110 A
• Design Details: VDE T402
• Indication System: Yes
• Indication System Type: Striker
• Connection/Terminal Material: Silver-Plated Copper
• Connection/Terminal Type: Cylindrical
• Product Diameter: 56 mm
• Product Length: 358 mm
• Sell Pack Quantity: 1 EA
• Sell Pack Weight: 1.7 kg
• Sell Pack Width: 70 mm
• Sell Pack Length: 370 mm
• Sell Pack Height: 65 mm
• Product group: High Voltage IEC Fuses
• Body/Insulating Material: Ceramic
• Product Weight: 1.7 kg
• Power Dissipation at Rated Current Value: 39 W

Common Search Terms

High voltage fuse, DIN back-up fuse, transformer fuse, VDE T402 fuse, 12kV fuse, 31.5A fuse, thermal striker fuse, IEC fuse, ceramic body fuse, clip mount fuse, power transformer protection fuse.