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MERSEN FUSE 729P CPASJD 45/90.442 315 729PCPASJD45/90.442315

MPN: S085622

£1,463.35 £1,219.46

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Why Choose the Limitor® 7.2kVAC High Voltage Back-up Fuse for Motor, 315A, Striker, 45ASD72V315P-3?

This IEC-compliant Limitor® fuse provides reliable high-voltage motor circuit protection at 7.2kVAC and 315A, featuring robust breaking capacity for demanding industrial applications. Its precision-engineered design (Ø88mm, L=442mm) ensures seamless integration into standard installations.

Equipped with a 20N striker for remote indication and safety interlocking, the 45ASD72V315P-3 ensures rapid fault interruption, minimising equipment damage and downtime. Choose this proven solution for dependable performance and straightforward replacement in critical systems.

Product Code: 45ASD72V315P-3

Key Benefits

  • High breaking capacity of 50 kA ensures effective fault interruption and system protection.
  • Striker indication system provides clear, remote fault signalling for enhanced safety.
  • Robust melamine fibre glass body offers excellent insulation and mechanical strength.
  • Silver-plated brass terminals ensure reliable electrical connections and corrosion resistance.
  • Standard dimensions (Ø88mm, L=442mm) allow easy replacement and compatibility with existing installations.

Compatibility

The Limitor® 45ASD72V315P-3 fuse is compatible with IEC standard high voltage motor protection systems rated for 7.2 kV and 315 A. It fits into clip mounting arrangements and is designed for use in industrial motor circuits requiring high breaking capacity and reliable fault indication.

Applications

  • High voltage motor circuit protection in industrial environments
  • Backup protection in electrical distribution systems
  • Power plants and heavy manufacturing facilities
  • Critical infrastructure requiring reliable fault interruption
  • Systems requiring remote fault indication and safety interlocking

Technical Specifications

  • Item number: S085622
  • Catalogue No: 45ASD72V315P-3
  • Description: High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 315A Size d=88mm, L=442mm With Striker 20N
  • EAN/UPC Code: 3605340071054
  • Rated voltage AC IEC: 7.2 kV
  • Ampere Rating: 315 A
  • AC or DC: AC
  • Fuse Size: d=88mm L=442mm
  • Mounting: Clip
  • Clearing I2t At Rated Voltage: 2000 kA²s
  • AC Max I.R./Breaking Capacity: I1: 50 kA
  • Min Interrupting Rating (MBC): 1900 A
  • Indication System: Yes
  • Indication System Type: Striker
  • Connection/Terminal Material: Silver-Plated Brass
  • Connection/Terminal Type: Cylindrical
  • Product Diameter: 88 mm
  • Product Length: 508 mm
  • Sell Pack Quantity: 3 EA
  • Sell Pack Weight: 18.3 kg
  • Sell Pack Width: 340 mm
  • Sell Pack Length: 555 mm
  • Sell Pack Height: 120 mm
  • Product group: High Voltage IEC Fuses
  • Body/Insulating Material: Melamine fiber glass
  • Product Weight: 6.1 kg
  • Power Dissipation at Intermediate Current Value: 60 W @ 0.7 In

Frequently Asked Questions

What is the rated voltage and current for this fuse?

The Limitor® 45ASD72V315P-3 fuse is rated for 7.2 kV AC voltage and 315 A current.

Does this fuse provide remote fault indication?

Yes, it features a 20N striker indication system for remote signalling of fuse operation.

What is the breaking capacity of this fuse?

The fuse has a maximum breaking capacity of 50 kA, suitable for high fault currents.

What type of mounting does this fuse require?

It is designed for clip mounting, making installation straightforward in compatible systems.

What materials are used for the fuse body and terminals?

The fuse body is made from melamine fibre glass for insulation, and terminals are silver-plated brass for durability and conductivity.

Common Search Terms

Limitor fuse 7.2kV, high voltage motor fuse, 315A back-up fuse, IEC motor protection fuse, striker indication fuse, 50kA breaking capacity fuse, melamine fibre glass fuse, silver-plated brass terminal fuse, clip mount high voltage fuse.

More Information
Manufacturer Part Number S085622
Packed Quantity 3
Manufacturer Mersen
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