MERSEN FUSE 690V CP 14X51 AM 16A S/I FR14AM69V16

MERSEN FUSE 690V CP 14X51 AM 16A S/I FR14AM69V16

Mersen FR14AM69V16 14 × 51 mm aM cylindrical fuse-link rated at 16 A and 690 V AC with a 120 kA breaking capacity for motor circuit short-circuit protection.

SKU: FR14AM69V16Alt SKU: FR14AM69V16MPN: Q217686
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List Price £1.80 ex VAT
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Why Choose the Mersen FR14AM69V16 Cylindrical Fuse-Link?

The Mersen FR14AM69V16 is a high-performance aM cylindrical fuse-link engineered to provide reliable short-circuit protection for motors, motor starters and associated industrial electrical equipment. As part of the trusted Mersen 14 × 51 mm ferrule fuse range, it is specifically designed for motor circuits operating on systems up to 690 V AC.

Its aM partial-range operating characteristic allows the fuse-link to withstand the temporary inrush currents produced during motor starting while rapidly disconnecting dangerous short-circuit faults. When used alongside a suitable thermal overload relay or electronic motor protection device, it provides comprehensive protection for industrial motor circuits.

With a 16 A current rating, a standard 14 × 51 mm cylindrical format and a high 120 kA breaking capacity, the FR14AM69V16 is ideal for motor control centres, industrial control panels, machinery and automation systems where dependable fault protection is essential.

Key Advantages

  • Designed specifically for motor circuit short-circuit protection.
  • 16 A rated current for industrial motor applications.
  • 690 V AC rated voltage.
  • aM partial-range characteristic accommodates motor starting currents.
  • High 120 kA breaking capacity for effective fault interruption.
  • Compact 14 × 51 mm cylindrical format.
  • Current-limiting performance helps minimise fault energy.
  • Ceramic body with silver-plated copper contacts for long service life.

Key Features

  • Mersen FR14AM69V16 cylindrical fuse-link.
  • aM utilisation category.
  • 16 A rated current.
  • 690 V AC IEC rated voltage.
  • 120 kA AC breaking capacity.
  • 14 × 51 mm fuse size.
  • Clip-mounted installation.
  • Ceramic insulating body.
  • Silver-plated copper ferrules.
  • RoHS compliant.

Reliable Protection for Industrial Motor Circuits

The Mersen FR14AM69V16 rapidly interrupts high prospective fault currents before they can damage motors, contactors, cables and associated control equipment. Its current-limiting performance reduces thermal and mechanical stress during fault conditions, helping extend the service life of electrical components.

As an aM partial-range fuse-link, the FR14AM69V16 is intended to work alongside a dedicated overload protection device. This coordinated protection allows motors to withstand normal starting currents while ensuring rapid disconnection under short-circuit conditions.

Typical Applications

  • Motor starters and contactor assemblies.
  • Industrial motor control panels.
  • Motor control centres.
  • Pumps, fans and compressors.
  • Conveyor systems.
  • Industrial automation equipment.
  • Machine-building and OEM equipment.
  • Electrical switchgear.

Technical Specifications

Current 16 A
Voltage 690 V
Manufacturer Mersen
Series Ferrule Fuse-links 14 × 51 aM 500 to 690 VAC
Model FR14AM69V16
Item number Q217686
EAN 8430399008721
Product type Cylindrical fuse-link
Fuse characteristic aM partial-range
Rated current 16 A
Rated voltage 690 V AC
Current type AC
Breaking capacity 120 kA AC
Fuse size 14 × 51 mm
Dimensions 14.3 × 51 mm
Weight Approx. 0.021 kg
Power dissipation 1.05 W
Mounting Clip
Terminal material Silver-plated copper
Body material Ceramic
Application Motor circuit short-circuit protection
HS Code 85361050
Country of Manufacture Tunisia
Device Type Fuse link
Fuse Type Cylindrical
Fuse Size 14x51 mm
Fuse Class aM

Frequently Asked Questions

What is the Mersen FR14AM69V16 used for?

It is designed to provide short-circuit protection for motors, motor starters and associated industrial electrical equipment operating at up to 690 V AC.

What does the aM fuse characteristic mean?

An aM fuse-link provides partial-range protection against short-circuit currents and must be used together with a suitable overload protection device.

What is the current rating of the FR14AM69V16?

The Mersen FR14AM69V16 has a rated current of 16 A.

What size is this fuse-link?

The FR14AM69V16 is a standard 14 × 51 mm cylindrical ferrule fuse-link.

What is the breaking capacity of this fuse-link?

The FR14AM69V16 has a high rated breaking capacity of 120 kA AC, enabling it to safely interrupt very high prospective fault currents.

Trusted by Industrial Electrical Professionals

Mersen cylindrical fuse-links are widely trusted by machine builders, panel manufacturers and maintenance engineers for dependable current limitation, reliable fault interruption and long-term performance in industrial motor protection applications.

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