MERSEN FUSE H 729P BCKUP 192-56/4 45DB72V4P

Why Choose the High Voltage DIN Back-up Fuse for Transformer Limitor® VDE T4 7.2kVAC IEC 4A d56mm, L192mm With Striker Standard 80N 45DB72V4P?

Engineered for reliability in critical transformer protection applications, this high voltage DIN back-up fuse operates at 7.2kVAC with a precise IEC-rated 4A current limit. Designed to comply with VDE T4 and international standards, it ensures fast and safe fault clearance to minimise transformer damage and downtime.

The robust d56mm, L192mm construction incorporates a standard 80N striker for immediate visual fault indication and reliable tripping performance. With proven Limitor® technology, it offers long-term durability and facilitates straightforward integration into DIN-mount systems.

Product Code: P1000099

Key Benefits

• High reliability for transformer protection with precise 4A IEC rating.
• Fast fault clearance to reduce transformer damage and downtime.
• Standard 80N striker provides clear visual fault indication.
• Robust ceramic body ensures durability in high voltage environments.
• Easy DIN-clip mounting for quick installation and replacement.
• Silver-plated copper terminals for excellent conductivity and corrosion resistance.

Compatibility

This fuse is compatible with transformer Limitor® systems designed for 7.2 kV AC applications and meets VDE T4 design standards. It fits DIN mounting clips and is suitable for use with equipment requiring d56mm diameter and 192mm length fuses with striker indication.

Applications

• Transformer overload and short-circuit protection.
• High voltage industrial electrical installations.
• Power distribution and control panels.
• Renewable energy systems requiring reliable high voltage fusing.
• Electrical infrastructure in commercial and utility sectors.

Technical Specifications

• Item number: P1000099
• Catalogue No: 45DB72V4P
• Description: High Voltage DIN Back-up fuse for Transformer Limitor® VDE T4 7.2kVAC IEC 4A d56mm, L192mm With Striker Standard 80N
• EAN/UPC Code: 3605340452723
• Rated voltage AC IEC: 7.2 kV
• Ampere Rating: 4 A
• AC or DC: AC
• Fuse Size: d=56mm L=192mm
• Mounting: Clip
• Clearing I2t At Rated Voltage: 0.8 kA²s
• AC Max I.R./Breaking Capacity: I1: 63 kA
• Min Interrupting Rating (MBC): 20 A
• Design Details: VDE T4
• Indication System: Yes
• Indication System Type: Striker
• Connection/Terminal Material: Silver-Plated Copper
• Connection/Terminal Type: Cylindrical
• Product Diameter: 56 mm
• Product Length: 258 mm
• Sell Pack Quantity: 1 EA
• Sell Pack Weight: 1.2 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: 1.2 kg
• Power Dissipation at Rated Current Value: 5 W

Common Search Terms

High voltage fuse, DIN back-up fuse, transformer fuse, Limitor fuse, VDE T4 fuse, 7.2kV fuse, IEC 4A fuse, striker fuse, ceramic body fuse, industrial electrical fuse, high breaking capacity fuse.