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MERSEN FUSE 1209P CPASJB 45/50,8.442 63 A120PCPASJB45/50,8

MPN: F076480

£755.46 £629.55

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Why Choose the High Voltage Back-up Fuse for Motor Limitor® 12kVAC IEC 63A Size d=50.8mm, L=442mm With Striker 20N 45ASB120V63P-3?

This high voltage back-up fuse is engineered for reliable protection of motor circuits in demanding industrial environments, supporting systems up to 12kVAC and compliant with IEC standards. Its robust design with a 63A rating ensures effective interruption of short-circuit currents, safeguarding critical equipment from damage.

Featuring a durable striker mechanism with 20N operating force for immediate fault indication and enhanced operational safety, the fuse’s compact size (diameter 50.8mm, length 442mm) enables versatile installation. Trust in the 45ASB120V63P-3 for maximum performance, durability, and system uptime.

Product Code: F076480

Key Benefits

  • Reliable protection for motor circuits up to 12kVAC
  • High breaking capacity of 50 kA ensures safety during short circuits
  • Striker indication system with 20N operating force for clear fault signalling
  • Compact and robust design with melamine fibre glass insulation
  • Silver-plated brass terminals provide excellent conductivity and corrosion resistance
  • Easy clip mounting for quick installation and maintenance

Compatibility

This fuse is compatible with motor Limitor® systems requiring IEC standard fuses rated for 12kVAC and 63A. It fits fuse holders designed for size d=50.8mm diameter and length approximately 442mm, suitable for industrial motor protection applications.

Applications

  • Protection of industrial motor circuits
  • High voltage motor control centres
  • Backup fuse protection in electrical distribution systems
  • Heavy machinery and manufacturing plants
  • Power generation and utility systems

Frequently Asked Questions

What is the rated voltage and current of this fuse?

The fuse is rated for 12kVAC and 63A, suitable for high voltage motor protection.

Does this fuse have an indication system?

Yes, it features a striker indication system with a 20N operating force for clear fault indication.

What is the breaking capacity of the fuse?

The fuse has an AC maximum interrupting rating of 50 kA and a clearing I2t of 24 kA²s at rated voltage.

What materials are used in the fuse construction?

The body is made of melamine fibre glass, and the terminals are silver-plated brass for durability and conductivity.

How is the fuse mounted?

The fuse is designed for clip mounting, allowing easy installation and replacement.

Common Search Terms

High voltage fuse, motor protection fuse, IEC fuse 12kV, 63A back-up fuse, striker fuse 20N, industrial motor fuse, Limitor fuse size d 50.8mm, high breaking capacity fuse

Technical Specifications

  • Item number: F076480
  • Catalogue No: 45ASB120V63P-3
  • Description: High Voltage Back-up fuse for motor Limitor® 12kVAC IEC 63A Size d=50.8mm, L=442mm With Striker 20N
  • EAN/UPC Code: 3605340017953
  • Rated voltage AC IEC: 12 kV
  • Ampere Rating: 63 A
  • AC or DC: AC
  • Fuse Size: d=50.8mm L=442mm
  • Mounting: Clip
  • Clearing I2t At Rated Voltage: 24 kA²s
  • AC Max I.R./Breaking Capacity: I1: 50 kA
  • Min Interrupting Rating (MBC): 325 A
  • Indication System: Yes
  • Indication System Type: Striker
  • Connection/Terminal Material: Silver-Plated Brass
  • Connection/Terminal Type: Cylindrical
  • Product Diameter: 50.8 mm
  • Product Length: 508 mm
  • Sell Pack Quantity: 3 EA
  • Sell Pack Weight: 6.6 kg
  • Sell Pack Width: 270 mm
  • Sell Pack Length: 610 mm
  • Sell Pack Height: 100 mm
  • Product group: High Voltage IEC Fuses
  • Body/Insulating Material: Melamine fiber glass
  • Product Weight: 2.2 kg
  • Power Dissipation at Intermediate Current Value: 35 W @ 0.7 In
More Information
Manufacturer Part Number F076480
Packed Quantity 3
Manufacturer Mersen
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