MERSEN FUSE 690V CP 14X51 AM 6A S/I S215135

MERSEN FUSE 690V CP 14X51 AM 6A S/I S215135

Mersen FR14AM69V6 14x51mm aM cylindrical fuse link rated at 6A and 690V AC for industrial motor circuit short-circuit protection.

SKU: FR14AM69V6Alt SKU: FR14AM69V6MPN: S215135
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Why Choose the Mersen FR14AM69V6 Cylindrical Fuse Link?

The Mersen FR14AM69V6 is a high-quality aM cylindrical fuse link designed to provide dependable short-circuit protection for motor circuits and industrial electrical equipment. As part of the trusted Mersen 14 × 51 mm ferrule fuse range, it is specifically engineered for motor applications where high starting currents require a fuse that will withstand normal inrush whilst rapidly clearing fault currents.

Manufactured with a robust ceramic body and silver-plated contacts, the FR14AM69V6 delivers excellent current-limiting performance and a high breaking capacity. Its aM operating characteristic makes it ideal for use alongside thermal overload relays or motor protection devices, providing coordinated protection for industrial motors and associated equipment.

With a rated current of 6 A, a 690 V AC rating and a compact 14 × 51 mm IEC format, the FR14AM69V6 is suitable for motor starters, control panels, switchgear and OEM machinery operating in demanding industrial environments.

Key Advantages

  • Designed specifically for motor circuit short-circuit protection.
  • 6 A current rating for industrial motor applications.
  • 690 V AC rated voltage suitable for demanding electrical installations.
  • High 120 kA breaking capacity for reliable fault interruption.
  • Ceramic body with silver-plated contacts for long service life.
  • Manufactured in accordance with IEC 60269 standards.

Key Features

  • Mersen 14 × 51 mm aM cylindrical fuse series.
  • aM operating characteristic for motor protection.
  • 6 A rated current.
  • 690 V AC rated voltage.
  • 120 kA AC breaking capacity.
  • Ceramic insulating body.
  • Silver-plated ferrule contacts.
  • Suitable for use with motor overload protection devices.

Reliable Protection for Motor Control Systems

The Mersen FR14AM69V6 is engineered to interrupt high fault currents while allowing the temporary high inrush currents associated with motor starting. Its current-limiting characteristics help minimise thermal and mechanical stress on motors, contactors and associated electrical equipment during fault conditions.

As an aM fuse, it is intended for use alongside a correctly selected overload relay or motor protection device, providing coordinated protection for industrial motors, machinery and automation systems.

Typical Applications

  • Motor starters.
  • Industrial control panels.
  • Motor control centres.
  • OEM machinery.
  • Industrial switchgear.
  • Automation and manufacturing equipment.

Technical Specifications

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Fuse Indication None
Current 6 A
Voltage 690 V
Device Type Fuse link
Fuse Type Cylindrical
Fuse Size 14x51 mm
Fuse Class aM
Manufacturer Mersen
Series Ferrule Fuse Links 14 × 51 aM
Model FR14AM69V6
Mersen item number S215135
EAN 8430399008684
Product type Cylindrical fuse link
Fuse characteristic aM
Rated current 6 A
Rated voltage 690 V AC
Rated breaking capacity 120 kA AC
Fuse size 14 × 51 mm
Body material Ceramic
Contacts Silver-plated
Indicator Without indicator / striker
Weight Approx. 21 g
Standards IEC 60269
RoHS compliant Yes
HS Code 85361010
Country of Manufacture Tunisia

Frequently Asked Questions

What is the Mersen FR14AM69V6 used for?

It provides short-circuit protection for motor circuits and industrial electrical equipment when used with an appropriate overload protection device.

What does the aM fuse characteristic mean?

aM fuses provide partial-range protection specifically for motor circuits, allowing normal motor starting currents whilst interrupting high fault currents.

What are the electrical ratings of this fuse?

The FR14AM69V6 is rated at 6 A and 690 V AC, with a 120 kA breaking capacity.

Does this fuse include a striker or indicator?

No. The FR14AM69V6 is supplied without a striker or blown-fuse indicator.

Where is this fuse typically installed?

It is commonly installed in motor starters, switchgear, industrial control panels and OEM machinery requiring dependable motor circuit protection.

Trusted by Industrial Professionals Worldwide

Mersen cylindrical fuse links are trusted by panel builders, OEM manufacturers and electrical engineers worldwide for delivering dependable motor protection, high breaking performance and long-term operational reliability.