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MERSEN FUSE NH 1C 25A 690V GG SGL NH1GG69V25-1

MERSEN FUSE NH 1C 25A 690V GG SGL NH1GG69V25-1

Mersen NH1GG69V25-1 NH1 gG HRC fuse link rated at 25 A, 690 V AC and 400 V DC with isolated gripping lugs and a double operation indicator for industrial circuit protection.

SKU: NH1GG69V25-1Alt SKU: NH1GG69V25-1MPN: V229742
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List Price £30.68 ex VAT
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Manufacturer Lead Time

£30.68

Why Choose the Mersen NH1GG69V25-1 NH Fuse Link?

The Mersen NH1GG69V25-1 is a premium NH1 gG low-voltage HRC fuse link designed to provide reliable full-range protection against overloads and short circuits in industrial and commercial electrical installations. Manufactured by Mersen, this DIN-standard fuse link is engineered for demanding power distribution systems operating at up to 690 V AC.

Designed with a durable ceramic body, isolated gripping lugs and an integrated double operation indicator, the NH1GG69V25-1 allows safe handling and rapid identification of an operated fuse. Its robust construction delivers dependable circuit protection while helping minimise equipment damage and maintenance downtime.

With a rated current of 25 A, a 690 V AC rating and a 400 V DC rating, this NH1 fuse link is ideal for protecting industrial feeders, switchgear, machinery and control systems. Its gG operating characteristic provides complete protection against both sustained overloads and severe short-circuit currents.

Key Advantages

  • Full-range gG protection against overloads and short circuits.
  • 25 A rated current for industrial and commercial electrical circuits.
  • 690 V AC and 400 V DC ratings for versatile protection.
  • 80 kA breaking capacity for dependable fault interruption.
  • Double operation indicator enables rapid fuse-status identification.
  • Isolated gripping lugs improve installation and maintenance safety.

Key Features

  • Mersen NH gG fuse-link series.
  • NH1 fuse size.
  • 25 A rated current.
  • 690 V AC / 400 V DC rated voltage.
  • Full-range gG utilisation category.
  • Integrated double operation indicator.
  • Isolated gripping lugs.
  • Ceramic HRC fuse construction.

Reliable Protection for Industrial Power Distribution

The Mersen NH1GG69V25-1 safely interrupts overload and short-circuit currents before damage can occur to cables, switchgear and connected electrical equipment. Its high-performance HRC design delivers dependable protection for modern industrial electrical systems.

Designed for installation in compatible NH fuse bases and fuse switch-disconnectors, this fuse link combines high breaking capacity with a durable ceramic construction, making it suitable for demanding industrial and commercial applications requiring reliable overcurrent protection.

Typical Applications

  • Industrial switchboards.
  • Power distribution panels.
  • Cable and feeder protection.
  • Industrial machinery.
  • Motor control centres.
  • Commercial and industrial electrical installations.

Technical Specifications

Current 25 A
Voltage 690 V
Manufacturer Mersen
Series NH gG Fuse Links 690 VAC
Model NH1GG69V25-1
Item number V229742
Product type NH HRC fuse link
Fuse size NH1
Rated current 25 A
Rated voltage AC 690 V AC
Rated voltage DC 400 V DC
Utilisation category gG
Breaking capacity 80 kA AC
Indication system Double indicator
Gripping lugs Isolated
Body width 29.5 mm
Power dissipation at rated current 2.4 W
Product weight Approx. 0.29 kg
EAN / UPC 8430399026169
Compliance IEC 60269, DIN NH, RoHS compliant
HS Code 85361050
Country of Manufacture Hungary
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH1
Fuse Class gG

Frequently Asked Questions

What is the Mersen NH1GG69V25-1 used for?

This NH fuse link protects industrial distribution circuits, cables and electrical equipment against overload and short-circuit faults.

What is the rated current of this fuse?

The Mersen NH1GG69V25-1 has a 25 A rated current.

What voltage ratings does this fuse support?

The fuse is designed for operation on systems up to 690 V AC and 400 V DC.

What does the gG classification mean?

The gG utilisation category provides full-range protection against both overload and short-circuit currents in general-purpose electrical circuits.

Does this fuse include an operation indicator?

Yes. The NH1GG69V25-1 features a double operation indicator for quick visual identification when the fuse has operated.

Trusted for Industrial Electrical Protection

Mersen NH fuse links are trusted by electrical engineers, OEMs and panel builders worldwide for dependable protection of industrial power distribution systems and critical electrical equipment.

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