MERSEN FUSE FUS. AM NH3 C/P 355A NH3AM69V355P-2

MERSEN FUSE FUS. AM NH3 C/P 355A NH3AM69V355P-2

Mersen NH3AM69V355P-2 DIN NH3 aM fuse link with 355 A rating, 690 V AC operation and striker indication for industrial motor protection.

SKU: NH3AM69V355P-2Alt SKU: NH3AM69V355P-2MPN: D215168
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Why Choose the Mersen NH3AM69V355P-2 NH Fuse Link?

The Mersen NH3AM69V355P-2 is a high-performance DIN NH aM low voltage fuse link designed to provide dependable short-circuit protection for motors, motor starters and industrial power distribution systems. Manufactured by Mersen, this industrial fuse is engineered to IEC and DIN standards, offering reliable protection for motor circuits operating in demanding environments.

Featuring a 355 A current rating, 690 V AC operating voltage and a Size NH3 body, the NH3AM69V355P-2 is ideal for protecting motors against high fault currents while allowing temporary starting inrush currents to pass without nuisance operation. The integrated striker indicator simplifies maintenance by providing a clear indication when the fuse has operated.

Its ceramic construction, silver-plated copper blade contacts and robust industrial design ensure long service life and dependable performance in switchboards, motor control centres and OEM machinery installations.

Key Advantages

  • Industrial DIN NH aM fuse link for motor circuit protection.
  • 355 A rated current for high-power motor applications.
  • 690 V AC rating for industrial electrical systems.
  • aM characteristic protects against short circuits while accommodating motor starting currents.
  • Integrated striker indicator for fast fault identification.
  • Reliable ceramic construction for demanding industrial environments.

Key Features

  • Mersen NH fuse link series.
  • Catalogue number: NH3AM69V355P-2.
  • NH3 fuse size.
  • 355 A rated current.
  • 690 V AC rated voltage.
  • aM utilisation category for motor protection.
  • Integrated striker indication system.
  • Silver-plated copper blade terminals.
  • Ceramic insulating body.
  • Compliant with IEC / DIN NH standards.

Reliable Motor Protection for Industrial Applications

The aM utilisation category is specifically designed to provide short-circuit protection for electric motors and associated equipment. When used alongside suitable overload protection devices, these fuse links help minimise equipment damage and reduce downtime following electrical faults.

Mersen NH fuse links are widely specified by panel builders, maintenance engineers and OEM manufacturers for use in industrial switchgear, motor control centres and heavy-duty electrical installations where dependable circuit protection is essential.

Typical Applications

  • Motor control centres.
  • Industrial switchboards.
  • Motor starters and drives.
  • Manufacturing equipment.
  • OEM machinery.
  • Industrial power distribution systems.

Technical Specifications

Current 355 A
Manufacturer Mersen
Series NH aM Fuse Links
Model NH3AM69V355P-2
Product type DIN NH fuse link
Fuse size NH3
Utilisation category aM
Rated current 355 A
Rated voltage 690 V AC
Breaking capacity 80 kA
Indication system Striker
Connection type Plain blade contacts
Terminal material Silver-plated copper
Body width 69 mm
Weight Approx. 0.87 kg
RoHS compliant Yes
HS Code 85361090
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH3
Fuse Class aM
Voltage 690 V

Frequently Asked Questions

What is the Mersen NH3AM69V355P-2 used for?

This fuse link provides short-circuit protection for industrial motors and motor circuits when used with suitable overload protection.

What is the current rating of this fuse?

The NH3AM69V355P-2 has a 355 A current rating.

What voltage is this fuse designed for?

It is designed for 690 V AC industrial electrical systems.

What does the aM classification mean?

The aM utilisation category is intended for motor circuit protection, providing short-circuit protection while allowing normal motor starting currents.

What is the purpose of the striker indicator?

The integrated striker provides a visual and mechanical indication that the fuse has operated, making maintenance and fault finding quicker.

Trusted for Industrial Motor Protection

Mersen NH aM fuse links are trusted by electrical engineers, OEM machine builders and industrial maintenance professionals for dependable motor circuit protection in demanding industrial environments.

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