Mersen NH 000 NH00C Fuse Link 20A 500VAC gG

The Mersen NH 000 (NH00C) fuse link is a professional-grade electrical protection device engineered for low-voltage industrial and commercial power distribution systems. With a rated current of 20A and a voltage capacity of 500VAC, this component is designed to safeguard electrical circuits against overloads and short circuits. Its gG characteristic ensures a full-range breaking capacity, making it a dependable solution for maintaining operational safety and preventing damage to sensitive electrical infrastructure.

Advantages

This fuse link offers exceptional reliability due to its robust construction and high-quality materials, which are designed to withstand demanding industrial environments. The compact NH00C size allows for efficient space utilization within electrical cabinets and distribution boards. By providing consistent performance under varying load conditions, it helps minimize downtime and protects expensive equipment from electrical faults. The standardized design ensures compatibility with common NH fuse bases, facilitating straightforward installation and replacement processes.

Suitable for

• Low-voltage electrical distribution networks
• Industrial machinery and control panels
• Commercial building electrical systems
• Protection of cables and electrical equipment

When it may not be suitable

This fuse is not intended for use in high-voltage applications exceeding 500VAC. It is also not suitable for DC circuits unless specifically rated for such use, nor should it be used in environments where the required current rating significantly exceeds 20A.

Key specifications

• Rated current: 20A
• Rated voltage: 500VAC
• Fuse size: NH 000 (NH00C)
• Characteristic: gG (full-range protection)
• Mounting type: NH fuse base

How to use

The fuse link should be installed into a compatible NH 000 fuse base by a qualified professional. Ensure that the power supply is disconnected before attempting to insert or remove the fuse to prevent electrical shock. Align the fuse blades with the contact clips of the base and press firmly until it is securely seated. Always verify that the current and voltage ratings match the requirements of the specific circuit being protected.

What to consider before purchase

• Verify the current rating matches your circuit requirements
• Ensure compatibility with your existing NH fuse base size
• Check that the operating voltage does not exceed 500VAC
• Confirm the application requires a gG characteristic for overload and short-circuit protection

Usage recommendations

Always replace a blown fuse with one of the identical rating and characteristics. Regular inspection of the fuse base contacts is recommended to ensure optimal electrical conductivity and to prevent overheating.