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MERSEN FUSE NH 2 400A 400V GG NH2GG40V400
Mersen NH2GG40V400 DIN NH2 gG fuse-link rated 400 A, 400 V AC with double indicator, live gripping lugs and 100 kA breaking capacity.
£17.34
Why Choose the Mersen NH2GG40V400 NH Fuse-Link?
The Mersen NH2GG40V400 is a high-performance DIN NH low voltage gG fuse-link engineered to provide dependable full-range protection against overloads and short circuits in industrial and commercial electrical installations. As part of the trusted Mersen NH gG 400 V fuse-link series, it protects cables, conductors, switchgear and electrical equipment whilst meeting DIN NH and IEC requirements.
Designed with a gG utilisation category, this fuse-link delivers complete circuit protection across its entire operating range. It features a durable ceramic body with double indication and live gripping lugs, allowing quick visual inspection and safe replacement using an approved NH fuse puller.
With a rated current of 400 A, a 400 V AC rating and a 100 kA breaking capacity, the NH2GG40V400 is ideally suited to industrial switchboards, power distribution systems, motor control centres and OEM electrical equipment where reliable high-current circuit protection is essential.
Key Advantages
- Full-range gG protection against overloads and short circuits.
- 400 A rated current for demanding industrial applications.
- 400 V AC operating voltage for low voltage distribution systems.
- 100 kA breaking capacity for dependable fault interruption.
- Double indicator enables rapid fuse status identification.
- Live gripping lugs support safe handling using approved NH fuse pullers.
- Excellent current-limiting performance reduces thermal and mechanical stress during faults.
- DIN NH standard design ensures compatibility with approved fuse bases and switch-disconnectors.
Key Features
- Mersen NH gG 400 V fuse-link series.
- Catalogue number: NH2GG40V400.
- Item number: Q223735.
- Fuse size: NH2.
- 400 A rated current.
- 400 V AC rated voltage.
- gG utilisation category.
- Double visual indicator.
- Live gripping lugs.
- Ceramic body with knife-blade contacts.
- RoHS compliant.
Reliable Protection for Low Voltage Distribution
The Mersen NH2GG40V400 rapidly interrupts overload and short-circuit currents, protecting cables, switchgear and connected electrical equipment from excessive thermal and mechanical stress. Its excellent current-limiting characteristics help minimise fault energy whilst improving overall system reliability.
Designed for industrial switchgear, power distribution panels and OEM machinery, this NH2 fuse-link provides dependable long-term circuit protection where high fault interruption capability is essential.
Typical Applications
- Industrial switchboards.
- Power distribution panels.
- Motor control centres.
- Cable and feeder protection.
- OEM electrical equipment.
- Commercial electrical installations.
- Industrial machinery.
Technical Specifications
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| Fuse Indication | Dual indicator | |
|---|---|---|
| Current | 400 A | |
| Voltage | 400 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH2 | |
| Fuse Class | gG | |
| Manufacturer | Mersen | |
| Series | NH gG 400 V Fuse-Links | |
| Model | NH2GG40V400 | |
| Item number | Q223735 | |
| Product type | DIN NH low voltage fuse-link | |
| Fuse characteristic | gG | |
| Fuse size | NH2 | |
| Rated current | 400 A | |
| Rated voltage AC | 400 V | |
| Current type | AC | |
| Breaking capacity | 100 kA AC | |
| Indicator | Double indicator | |
| Gripping lugs | Live gripping lugs | |
| Body width | 51.1 mm | |
| Weight | Approx. 0.64 kg | |
| Standards | IEC 60269 / DIN NH | |
| Compliance | RoHS | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH2GG40V400 used for?
This fuse-link provides full-range protection for cables, conductors and general electrical equipment against overloads and short circuits.
What is the current rating of this fuse?
The NH2GG40V400 has a rated current of 400 A.
What voltage is this fuse designed for?
It is designed for operation on systems up to 400 V AC.
What does the gG characteristic mean?
The gG utilisation category provides complete protection against both overloads and short circuits in general-purpose electrical circuits.
What is the breaking capacity of this fuse-link?
The NH2GG40V400 has a 100 kA AC breaking capacity, allowing it to safely interrupt very high prospective fault currents when correctly installed.
Trusted by Electrical Professionals Worldwide
Mersen NH fuse-links are trusted by electrical contractors, panel builders, OEMs and industrial engineers for dependable circuit protection, high fault interruption capability and long-term reliability in low voltage power distribution systems.
