MERSEN FUSE 690V NH3 C/P gG 355A NH3GG69V355P-2

MERSEN FUSE 690V NH3 C/P gG 355A NH3GG69V355P-2

Mersen NH3GG69V355P-2 NH3 gG industrial fuse link with integrated striker, rated at 355 A and 690 V AC with an 80 kA breaking capacity.

SKU: NH3GG69V355P-2Alt SKU: NH3GG69V355P-2MPN: L218234
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Why Choose the Mersen NH3GG69V355P-2 NH Fuse Link?

The Mersen NH3GG69V355P-2 is a heavy-duty NH3 gG fuse link with an integrated striker designed to provide full-range protection for industrial low-voltage electrical systems. Manufactured to DIN NH standards, it protects cables, conductors and electrical equipment against overloads and short circuits while providing reliable mechanical indication for compatible switchgear and monitoring systems.

Part of Mersen's proven NH fuse-link range, the NH3GG69V355P-2 features a durable ceramic body, silver-plated copper blade contacts, live gripping lugs and an integrated striker mechanism. The striker can operate compatible fuse monitoring devices or switch-disconnectors after fuse operation, allowing rapid fault indication and improved maintenance efficiency.

With a rated current of 355 A, a rated voltage of 690 V AC and a high 80 kA AC breaking capacity, this NH3 fuse link is ideal for industrial switchgear, motor control centres, power distribution boards and heavy-duty machinery requiring dependable circuit protection.

Key Advantages

  • Industrial NH3 gG fuse link with integrated striker.
  • 355 A rated current for high-current electrical systems.
  • 690 V AC operating voltage.
  • 80 kA AC breaking capacity for dependable fault interruption.
  • Integrated striker supports remote indication and switching functions.
  • Live gripping lugs enable installation using approved NH fuse handling tools.

Key Features

  • Mersen NH gG fuse-link series with striker.
  • 355 A rated current.
  • 690 V AC rated voltage.
  • gG full-range operating characteristic.
  • NH3 fuse size.
  • 80 kA AC interrupting capacity.
  • Integrated mechanical striker.
  • Live gripping lugs.
  • Ceramic insulating body.
  • Silver-plated copper blade contacts.

Reliable Protection with Mechanical Fault Indication

The Mersen NH3GG69V355P-2 provides full-range protection against overloads and short circuits using its gG operating characteristic. It safely interrupts excessive fault currents before damage occurs to cables, switchgear and connected equipment, helping maximise system reliability and reduce downtime.

Its integrated striker provides a mechanical output when the fuse operates, allowing compatible signalling devices, microswitches or switch-disconnectors to be activated. This enables faster fault detection and supports improved maintenance procedures within industrial power-distribution systems.

Typical Applications

  • Industrial power distribution systems.
  • Electrical switchgear.
  • Motor control centres.
  • Industrial machinery.
  • Distribution boards.
  • Manufacturing facilities.
  • Fuse switch-disconnectors with striker operation.

Technical Specifications

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Fuse Indication Striker
Current 355 A
Voltage 690 V
Device Type Accessory
Fuse Type NH (DIN)
Fuse Size NH3
Fuse Class gG
Manufacturer Mersen
Series NH Fuse-Links gG 500-690 V AC with Striker
Model NH3GG69V355P-2
Item number L218234
Product type NH industrial fuse link with striker
Utilisation category gG
Rated current 355 A
Rated voltage 690 V AC
Breaking capacity 80 kA AC
Fuse size NH3
Power dissipation at rated current 25 W
Body width 69 mm
Indication system Integrated striker
Gripping-lug type Live tags
Terminal type Plain blade contacts
Terminal material Silver-plated copper
Body material Ceramic
Dimensions (L × W × H) approx. 150 × 69 × 70 mm
Weight approx. 0.87 kg
EAN 8430399012513
RoHS compliance Yes
HS Code 85361090
Country of Manufacture Hungary

Frequently Asked Questions

What is the Mersen NH3GG69V355P-2 used for?

This fuse link protects industrial electrical systems against overloads and short circuits while providing a striker output for compatible signalling or switching devices.

What is the current rating of this fuse?

The Mersen NH3GG69V355P-2 has a rated current of 355 A.

What voltage is this fuse designed for?

The fuse is designed for electrical systems operating at up to 690 V AC.

What is the purpose of the integrated striker?

The striker mechanically operates compatible signalling devices or switch-disconnectors after the fuse has operated, enabling remote indication and automatic switching.

What does the gG classification mean?

The gG operating characteristic provides full-range protection against both overload currents and short circuits for general-purpose industrial circuit protection.

Trusted Industrial Circuit Protection

Mersen NH fuse links are trusted worldwide by electrical engineers, panel builders and industrial maintenance professionals for dependable circuit protection, high fault interruption capability and long service life in demanding industrial environments.