Mersen NH 000 NH00C Fuse Link 100A 500VAC gG

The Mersen NH 000 (NH00C) fuse link is a robust electrical protection device engineered for high-performance industrial environments. With a rated current of 100A and a voltage rating of 500VAC, this component is specifically designed to safeguard electrical circuits against overloads and short circuits. Its gG characteristic ensures reliable, general-purpose protection, making it an essential element for maintaining the integrity and safety of power distribution systems.

Advantages

This fuse link offers exceptional reliability and consistent performance under demanding electrical conditions. Its compact NH 000 size allows for efficient space utilization within switchgear and distribution panels. The gG characteristic provides a comprehensive protection range, effectively handling both low-level overloads and high-level short-circuit currents. By utilizing high-quality materials, the Mersen fuse ensures long-term operational stability and minimizes the risk of equipment damage during electrical faults.

Suitable for

• Industrial power distribution systems
• Protection of electrical cables and equipment
• General-purpose circuit protection in low-voltage networks
• Switchgear and control gear assemblies

When it may not be suitable

This fuse is not intended for applications requiring specialized protection characteristics, such as semiconductor protection, which typically requires aR-type fuses. It is also not suitable for circuits exceeding the rated voltage of 500VAC or for environments where the operating current consistently exceeds 100A.

Key specifications

• Rated current: 100A
• Rated voltage: 500VAC
• Fuse size: NH 000 (NH00C)
• Characteristic: gG (general purpose)

How to use

The fuse link should be installed into a compatible NH 000 fuse base or disconnect switch. Ensure that the power supply is isolated before installation or replacement. The fuse must be inserted firmly into the contacts to ensure proper electrical connection. It is recommended to use an appropriate fuse handle or extraction tool to safely insert or remove the fuse from the base.

What to consider before purchase

• Verify that the rated current of 100A matches your circuit requirements.
• Ensure the system voltage does not exceed 500VAC.
• Confirm that the mounting hardware is compatible with the NH 000 size.
• Check local electrical regulations regarding the use of gG fuses in your specific application.

Usage recommendations

Always replace the fuse with one of the same rating and characteristic. Never attempt to repair or bypass a blown fuse, as this poses a significant fire and safety hazard. Regular inspection of the fuse base for signs of overheating or corrosion is advised.