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MERSEN FUSE 1209P CPASJB 45/50,8.442 100 45ASB120V100P-3

MPN: H076482

£807.41 £672.84

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Why Choose the Limitor® 12kVAC 100A High Voltage Back-up Fuse?

Engineered for robust motor protection, the Limitor® 45ASB120V100P-3 delivers reliable back-up operation at 12kVAC, handling currents up to 100A. Its compact design—measuring 50.8mm in diameter and 442mm in length—fits seamlessly into high-voltage installations.

Featuring a 20N striker for dependable indicator action and full IEC compliance, this fuse provides fast, effective response to fault conditions, minimising downtime and enhancing system safety in critical industrial environments.

Product Code: H076482

Key Benefits

  • Reliable back-up protection for motors at 12kVAC, 100A rating
  • Compact size with 50.8mm diameter and 442mm length for easy installation
  • 20N striker indicator for clear fault signalling
  • Compliant with IEC standards ensuring safety and performance
  • High breaking capacity of 50 kA for effective fault clearing
  • Silver-plated brass cylindrical terminals for secure electrical connections

Compatibility

This Limitor® high voltage back-up fuse is compatible with IEC standard motor protection systems requiring 12kVAC fuses rated at 100A. It fits installations designed for size d fuses with a 50.8mm diameter and is suitable for mounting via clip systems. Ideal for use in industrial motor control panels and high voltage distribution networks.

Applications

  • Industrial motor protection
  • High voltage electrical distribution systems
  • Back-up fuse applications in motor control centres
  • Power plants and heavy machinery installations
  • Electrical safety and fault isolation in industrial environments

Technical Specifications

  • Item number: H076482
  • Catalogue No: 45ASB120V100P-3
  • Description: High Voltage Back-up fuse for motor Limitor® 12kVAC IEC 100A Size d=50.8mm, L=442mm With Striker 20N
  • EAN/UPC Code: 3605340017977
  • Rated voltage AC IEC: 12 kV
  • Ampere Rating: 100 A
  • AC or DC: AC
  • Fuse Size: d=50.8mm L=442mm
  • Mounting: Clip
  • Clearing I2t At Rated Voltage: 85 kA²s
  • AC Max I.R./Breaking Capacity: I1: 50 kA
  • Min Interrupting Rating (MBC): 560 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: 45 W @ 0.7 In

Frequently Asked Questions

What is the primary function of this fuse?

The Limitor® 12kVAC 100A fuse provides back-up protection for motors by quickly interrupting fault currents to prevent damage and ensure safety.

Is this fuse suitable for DC applications?

No, this fuse is designed specifically for AC applications at 12kV as per IEC standards.

How does the indication system work?

The fuse features a 20N striker that activates upon fuse operation, providing a visible indication of a blown fuse to facilitate quick maintenance.

What mounting options are available?

This fuse uses a clip mounting system, allowing for secure and straightforward installation in compatible fuse holders.

Common Search Terms

High voltage fuse, 12kVAC fuse, 100A back-up fuse, Limitor fuse, IEC motor protection fuse, striker fuse indicator, industrial electrical fuse, high breaking capacity fuse

More Information
Manufacturer Part Number H076482
Packed Quantity 3
Manufacturer Mersen
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