MERSEN FUSE NH 00 125A 690V GG NH00GG69V125

MERSEN FUSE NH 00 125A 690V GG NH00GG69V125

Mersen NH00GG69V125 DIN NH00 gG fuse-link rated at 125 A, 690 V AC and 250 V DC for industrial low voltage circuit protection.

SKU: NH00GG69V125Alt SKU: NH00GG69V125MPN: C228461
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Why Choose the Mersen NH00GG69V125 NH Fuse-Link?

The Mersen NH00GG69V125 is a high-performance DIN NH gG fuse-link designed to provide full-range overload and short-circuit protection for low voltage electrical distribution systems. As part of the trusted Mersen NH gG 690 V fuse-link range, it offers dependable protection for industrial switchgear, distribution boards, cable installations and general-purpose electrical equipment operating on 690 V AC systems.

Manufactured to IEC and DIN NH standards, this NH00 size fuse-link features live gripping lugs, a double operation indicator and a durable ceramic body. Its robust construction and high interrupting capacity ensure reliable operation in demanding industrial environments whilst simplifying maintenance through clear visual indication after operation.

With a 125 A rated current, 690 V AC and 250 V DC ratings, the NH00GG69V125 is ideal for industrial power distribution, motor control centres, switchboards and OEM electrical equipment requiring dependable full-range gG protection.

Key Advantages

  • Full-range gG protection against overloads and short circuits.
  • 125 A rated current for industrial distribution systems.
  • 690 V AC and 250 V DC ratings.
  • 120 kA AC breaking capacity for dependable fault interruption.
  • Double indicator enables rapid fuse status identification.
  • Live gripping lugs support safe fuse replacement using approved NH fuse pullers.

Key Features

  • Mersen NH gG 690 V fuse-link series.
  • 125 A rated current.
  • 690 V AC rated voltage.
  • 250 V DC rated voltage.
  • NH00 DIN fuse size.
  • gG utilisation category.
  • Double operation indicator.
  • Live gripping lugs.
  • Ceramic fuse body.
  • Body width approximately 30 mm.

Reliable Circuit Protection for Industrial Installations

The Mersen NH00GG69V125 provides dependable full-range protection against overloads and high fault currents. Its gG operating characteristic makes it suitable for protecting cables, conductors, switchgear and general electrical distribution equipment throughout industrial and commercial installations.

Its compact NH00 construction, high interrupting capacity and compliance with recognised international standards make it an excellent choice for switchboards, distribution panels, OEM machinery and industrial power systems where dependable electrical protection is essential.

Typical Applications

  • Industrial power distribution systems.
  • Electrical switchboards.
  • Distribution panels.
  • Cable and conductor protection.
  • OEM machinery and control panels.
  • Commercial and industrial electrical installations.

Technical Specifications

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Fuse Indication Dual indicator
Current 125 A
Voltage 690 V
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH00
Fuse Class gG
Manufacturer Mersen
Series NH Fuse-links gG 690 VAC
Model NH00GG69V125
Item number C228461
EAN 8430399025575
Product type DIN NH fuse-link
Fuse characteristic gG
Fuse size NH00
Rated current 125 A
Rated voltage AC 690 V
Rated voltage DC 250 V
Breaking capacity 120 kA AC
Indicator Double indicator
Gripping lugs Live gripping lugs
Body width 30 mm
Power dissipation 10 W
Weight Approx. 0.20 kg
Compliance IEC / DIN NH, CE, UKCA and RoHS
HS Code 85361090
Country of Manufacture Hungary

Frequently Asked Questions

What is the Mersen NH00GG69V125 used for?

It provides full-range overload and short-circuit protection for industrial low voltage distribution systems, cables and general electrical equipment.

What does the gG fuse characteristic mean?

The gG characteristic provides comprehensive protection against both overload currents and short-circuit faults for general-purpose electrical distribution applications.

What are the electrical ratings of this fuse?

The NH00GG69V125 is rated at 125 A, 690 V AC and 250 V DC.

What breaking capacity does this fuse provide?

The fuse-link provides an AC breaking capacity of 120 kA, allowing it to interrupt high prospective fault currents safely.

Does this fuse include a visual operation indicator?

Yes. It incorporates a double indicator that provides clear visual confirmation when the fuse has operated.

Trusted by Electrical Professionals Worldwide

Mersen NH fuse-links are trusted by panel builders, OEM manufacturers and industrial maintenance engineers for dependable circuit protection, excellent reliability and compliance with international low voltage standards.