MERSEN FUSE D03 100A 400V GL-GG D03GG40V100

MERSEN FUSE D03 100A 400V GL-GG D03GG40V100

Mersen N212647 D03GG40V100 NEOZED gG fuse link rated at 100 A, 400 V AC and 250 V DC for overload and short-circuit protection in low-voltage electrical distribution systems.

SKU: N212647Alt SKU: D03GG40V100MPN: N212647
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Why Choose the Mersen N212647 D03GG40V100 NEOZED Fuse Link?

The Mersen N212647 is a premium D03 NEOZED gG fuse link designed to provide dependable protection against overloads and short circuits in low-voltage electrical distribution systems. As part of Mersen's trusted NEOZED D0 fuse range, it delivers reliable protection for industrial, commercial and OEM electrical installations.

Featuring a 100 A rated current, 400 V AC and 250 V DC ratings, the N212647 provides full-range protection for cables, conductors and electrical equipment. Its compact D03 screw-in design allows straightforward installation into compatible NEOZED fuse bases whilst delivering excellent current-limiting performance during fault conditions.

Manufactured to IEC standards, this fuse incorporates a red identification indicator, a high 50 kA breaking capacity and robust ceramic construction, making it an ideal solution for switchboards, distribution cabinets, machinery and industrial control panels.

Key Advantages

  • Provides full-range overload and short-circuit protection.
  • 100 A rated current for high-capacity distribution circuits.
  • 400 V AC and 250 V DC rated operation.
  • Compact D03 NEOZED screw-in fuse construction.
  • gG utilisation category for general-purpose protection.
  • 50 kA breaking capacity for dependable fault interruption.

Key Features

  • Manufacturer: Mersen.
  • Model: N212647.
  • Catalogue number: D03GG40V100.
  • D03 NEOZED gG fuse link.
  • 100 A rated current.
  • 400 V AC / 250 V DC rated voltage.
  • Red identification colour.
  • Visual coloured indicator flag.
  • Suitable for industrial and commercial electrical distribution.

Reliable Protection for Electrical Distribution Systems

The Mersen N212647 safely interrupts overload and short-circuit currents before they can damage cables or connected equipment. Its current-limiting characteristics help reduce thermal and mechanical stress during fault conditions, improving the reliability and longevity of electrical installations.

The D03 NEOZED system is widely used in industrial switchgear, commercial distribution boards, meter cabinets and OEM equipment where compact dimensions, high breaking capacity and dependable protection are essential.

Typical Applications

  • Low-voltage distribution boards.
  • Industrial switchgear.
  • Distribution cabinets.
  • Meter distribution units.
  • OEM machinery and equipment.
  • Commercial electrical installations.

Technical Specifications

Current 100 A
Voltage 400 V
Manufacturer Mersen
Series NEOZED D0 Fuse-links gG
Model N212647
Catalogue number D03GG40V100
Product type D03 NEOZED fuse link
Fuse size D03
Utilisation category gG
Rated current 100 A
Rated voltage AC 400 V
Rated voltage DC 250 V
Breaking capacity 50 kA
Identification colour Red
Power dissipation 6.7 W
Approximate weight 41 g
Packaging quantity 10
HS Code 85361090
Country of Manufacture Hungary
Device Type Fuse link
Fuse Type D / D0 (Neozed/Diazed)
Fuse Size D03
Fuse Class gG

Frequently Asked Questions

What is the Mersen N212647 used for?

The Mersen N212647 is a D03 NEOZED gG fuse link designed to protect electrical circuits against overloads and short circuits.

What is the current rating of this fuse?

The fuse has a rated current of 100 A.

What voltage is this fuse rated for?

The N212647 is rated for operation at 400 V AC and 250 V DC.

What does the gG utilisation category mean?

gG fuse links provide full-range protection against both overloads and short circuits for general electrical distribution applications.

Where is this fuse commonly installed?

It is commonly installed in distribution boards, switchgear, installation cabinets, meter distribution units and industrial control panels.

Trusted by Electrical Professionals Worldwide

Mersen NEOZED fuse links are trusted by panel builders, electrical contractors and maintenance engineers for dependable circuit protection, high breaking capacity and long-term reliability.

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