MERSEN FUSE 500V CP 14X51 AM 8A P FR14AM50V8P

MERSEN FUSE 500V CP 14X51 AM 8A P FR14AM50V8P

Mersen FR14AM50V8P 14×51 mm aM cylindrical fuse-link with striker rated at 8 A and 500 V AC for industrial motor circuit short-circuit protection.

SKU: FR14AM50V8PAlt SKU: FR14AM50V8PMPN: N222215
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Why Choose the Mersen FR14AM50V8P Cylindrical Fuse-Link?

The Mersen FR14AM50V8P is a premium 14 × 51 mm aM cylindrical fuse-link with striker designed to provide reliable short-circuit protection for motor circuits and industrial switchgear. Manufactured in accordance with IEC standards, this partial-range fuse protects motors, contactors and associated switching equipment when used alongside a suitable thermal overload relay, making it ideal for demanding industrial applications.

Part of the trusted Mersen FR14 aM fuse range, the FR14AM50V8P features a durable ceramic body with silver-plated contacts, ensuring excellent electrical performance, low power dissipation and dependable long-term reliability. Its integrated striker enables remote indication or activation of auxiliary contacts when the fuse operates, making it suitable for monitored motor protection systems.

With an 8 A current rating, 500 V AC IEC rated voltage and standard 14 × 51 mm cylindrical format, the FR14AM50V8P is ideally suited for motor starters, industrial control panels, OEM machinery and factory automation systems requiring reliable motor circuit protection.

Key Advantages

  • Designed specifically for motor circuit short-circuit protection.
  • 8 A rated current for industrial motor applications.
  • 500 V AC IEC voltage rating.
  • 120 kA breaking capacity for outstanding fault interruption.
  • Integrated striker for remote signalling and auxiliary switching.
  • Ceramic construction with silver-plated contacts for long service life.

Key Features

  • Manufacturer: Mersen.
  • Series: FR14 Ferrule Fuse-links.
  • Catalogue number: FR14AM50V8P.
  • aM motor protection characteristic.
  • 14 × 51 mm cylindrical fuse-link.
  • 500 V AC IEC rated voltage.
  • 8 A rated current.
  • 120 kA breaking capacity.
  • Integrated striker for fuse indication.
  • Suitable for industrial motor protection applications.

Reliable Protection for Industrial Motor Circuits

The Mersen FR14AM50V8P is engineered to protect motors and associated switching equipment against high short-circuit currents. Its aM characteristic allows normal motor starting currents to pass while rapidly interrupting severe fault currents, reducing equipment damage and improving system reliability.

The integrated striker provides mechanical indication when the fuse operates and can activate compatible auxiliary contacts for remote monitoring, interlocking or system shutdown, making it particularly suitable for modern industrial control systems.

Typical Applications

  • Motor starter protection.
  • Motor control centres (MCCs).
  • Industrial control panels.
  • OEM machinery.
  • Factory automation systems.
  • Motor circuits requiring remote fuse indication.

Technical Specifications

Current 8 A
Voltage 500 V
Manufacturer Mersen
Series FR14 aM Ferrule Fuse-links
Model FR14AM50V8P
Item number N222215
EAN 8430399008974
Product type Cylindrical fuse-link with striker
Fuse characteristic aM (partial range)
Current rating 8 A
Rated voltage 500 V AC
Breaking capacity 120 kA
Fuse size 14 × 51 mm
Body material Ceramic
Contact material Silver-plated
Power dissipation 0.55 W
Weight Approximately 21 g
Standards IEC 60269
HS Code 85361010
Country of Manufacture Tunisia
Device Type Accessory
Fuse Type Cylindrical
Fuse Size 14x51 mm
Fuse Class aM

Frequently Asked Questions

What is the Mersen FR14AM50V8P used for?

It provides short-circuit protection for industrial motor circuits and associated switchgear when used together with a suitable overload protection device.

What does the aM fuse characteristic mean?

aM fuse-links provide partial-range protection against high short-circuit currents and are designed for motor protection alongside thermal overload relays.

What is the purpose of the striker?

The integrated striker mechanically indicates fuse operation and can activate auxiliary contacts for remote monitoring or control functions.

What voltage is this fuse rated for?

The FR14AM50V8P is rated for operation on 500 V AC systems.

Where is this fuse commonly installed?

It is typically installed in industrial control panels, motor starters, OEM machinery and automation systems requiring reliable IEC motor circuit protection.

Trusted by Industrial Professionals Worldwide

Mersen cylindrical fuse-links are trusted by panel builders, OEM machine manufacturers and maintenance engineers worldwide for dependable motor protection, exceptional fault interruption capability and compliance with international IEC standards.

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