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MERSEN FUSE NH 000 40A 690V AM NH000AM69V40

MERSEN FUSE NH 000 40A 690V AM NH000AM69V40

Mersen NH000AM69V40 NH000 aM industrial fuse link rated at 40 A and 690 V AC for motor short-circuit protection in industrial electrical systems.

SKU: NH000AM69V40Alt SKU: NH000AM69V40MPN: Z227860
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Why Choose the Mersen NH000AM69V40 Motor Protection Fuse?

The Mersen NH000AM69V40 is a high-performance NH aM industrial fuse link designed to provide reliable short-circuit protection for motors, motor starters and associated industrial equipment. Manufactured to DIN NH standards, this fuse is specifically engineered for motor circuits where dependable protection and high interrupting capacity are essential.

As part of the trusted Mersen NH aM 690 V fuse-link series, the NH000AM69V40 delivers exceptional current-limiting performance while allowing temporary motor starting currents to pass without nuisance operation. Its robust ceramic body, live gripping tags and double indication system simplify installation, maintenance and replacement within industrial switchgear and control panels.

With a 40 A current rating, 690 V AC operating voltage and NH000 size, this fuse link is ideal for protecting motor circuits in manufacturing plants, machinery, motor control centres and industrial automation systems requiring dependable short-circuit protection.

Key Advantages

  • Premium NH aM fuse link for industrial motor protection.
  • 40 A current rating for motor applications.
  • 690 V AC rated voltage suitable for industrial power systems.
  • Designed specifically for motor short-circuit protection.
  • Double indicator enables rapid fuse status identification.
  • Live gripping tags support safer fuse replacement.

Key Features

  • Mersen NH aM fuse-link series.
  • NH000 fuse size.
  • 40 A rated current.
  • 690 V AC rated voltage.
  • aM utilisation category for motor protection.
  • Double fuse operation indicator.
  • Live gripping tags.
  • Ceramic body with blade contacts.

Reliable Protection for Industrial Motor Circuits

The Mersen NH000AM69V40 is specifically designed for motor circuit protection using an aM operating characteristic. This enables the fuse to withstand normal motor inrush currents while rapidly disconnecting high short-circuit currents, helping protect motors, starters and associated equipment from costly damage.

Its high interrupting capacity, ceramic construction and dependable current-limiting performance make this fuse an excellent choice for machine builders, panel manufacturers and industrial maintenance engineers requiring reliable motor protection in demanding environments.

Typical Applications

  • Motor starters and contactors.
  • Industrial motor control centres.
  • Manufacturing machinery.
  • Industrial automation systems.
  • Electrical switchgear.
  • OEM control panels.

Technical Specifications

Current 40 A
Voltage 690 V
Manufacturer Mersen
Series NH Fuse-links aM 690 V AC
Model NH000AM69V40
Item number Z227860
Product type NH motor protection fuse link
Fuse size NH000
Utilisation category aM
Rated current 40 A
Rated voltage 690 V AC
Breaking capacity 80 kA AC
Power dissipation 1.8 W
Indication system Double indicator
Gripping tags Live gripping tags
Body width 21 mm
Weight Approx. 0.13 kg
Body material Ceramic
Compliance IEC 60269, DIN NH, RoHS compliant
HS Code 85361050
Country of Manufacture Hungary
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH000
Fuse Class aM

Frequently Asked Questions

What is the Mersen NH000AM69V40 used for?

This NH aM fuse link is designed to provide short-circuit protection for industrial motors and motor control circuits.

What is the current rating of this fuse?

The Mersen NH000AM69V40 has a 40 A current rating.

What voltage is the NH000AM69V40 rated for?

This fuse is rated for operation on 690 V AC electrical systems.

What does the aM utilisation category mean?

The aM characteristic is designed for motor short-circuit protection and must be used alongside suitable overload protection devices.

Where is this fuse typically installed?

It is commonly installed in motor control centres, industrial switchgear, machinery control panels and OEM electrical equipment.

Trusted Motor Protection from Mersen

Mersen NH aM fuse links are trusted worldwide by electrical engineers, OEM machine builders and maintenance professionals for delivering dependable motor short-circuit protection and reliable performance in industrial electrical systems.

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