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MERSEN FUSE NH 2 315A 400V GG NH2GG40V315
Mersen NH2GG40V315 DIN NH Size 2 gG fuse-link rated at 315 A and 400 V AC with live gripping lugs, double indication and high breaking capacity for industrial circuit protection.
£17.86
Why Choose the Mersen NH2GG40V315 NH Fuse-Link?
The Mersen NH2GG40V315 is a high-performance DIN NH gG low voltage fuse-link designed to provide dependable protection against overloads and short circuits in industrial power distribution systems. Manufactured by Mersen, this NH Size 2 fuse-link is engineered for demanding applications requiring reliable protection of cables, switchgear, distribution boards and electrical equipment operating on 400 V AC systems.
As part of Mersen's proven NH fuse range, the NH2GG40V315 incorporates live gripping lugs with double indication, allowing safe handling with an approved fuse puller while providing clear visual indication after fuse operation. Designed in accordance with DIN NH and IEC standards, it offers high breaking capacity and long-term reliability in industrial environments.
With a 315 A current rating and 400 V AC operating voltage, the NH2GG40V315 is ideal for protecting feeders, power distribution panels, motor control centres, machinery and industrial installations where dependable fault protection is essential.
Key Advantages
- Full-range gG protection against overload and short circuit faults.
- 315 A rated current for industrial power distribution.
- 400 V AC rated voltage for low voltage installations.
- Manufactured to recognised DIN NH and IEC standards.
- Double indication enables rapid identification of an operated fuse.
- Live gripping lugs support safe installation and replacement.
- High breaking capacity suitable for demanding industrial applications.
Key Features
- Mersen NH gG fuse-link series.
- Catalogue number: NH2GG40V315.
- 315 A rated current.
- 400 V AC rated voltage.
- NH Size 2 construction.
- General purpose gG utilisation category.
- Double indicator system.
- Live gripping lugs.
- Suitable for protecting cables, switchgear and electrical distribution equipment.
Reliable Protection for Industrial Power Systems
NH fuse-links provide dependable protection against overloads and short circuits, helping minimise damage to switchgear, cables and connected equipment. Their high interrupting capacity makes them suitable for modern industrial electrical installations where safety and reliability are critical.
The Mersen NH2GG40V315 is widely used by OEMs, panel builders and maintenance engineers to protect power distribution systems, ensuring reliable operation and compliance with recognised international standards.
Typical Applications
- Industrial power distribution systems.
- Motor control centres.
- Electrical switchboards.
- Distribution panels and feeder circuits.
- OEM machinery and automation equipment.
- Commercial and industrial electrical installations.
Technical Specifications
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| Fuse Indication | Dual indicator | |
|---|---|---|
| Current | 315 A | |
| Voltage | 400 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH2 | |
| Fuse Class | gG | |
| Manufacturer | Mersen | |
| Series | NH gG Fuse-Links | |
| Model | NH2GG40V315 | |
| Product type | NH low voltage fuse-link | |
| Utilisation category | gG | |
| Fuse size | NH2 | |
| Rated current | 315 A | |
| Rated voltage | 400 V AC | |
| Frequency | 50 / 60 Hz | |
| Rated breaking capacity | 100 kA | |
| Indicator | Double indicator | |
| Terminal type | Live gripping lugs | |
| Body width | Approx. 51 mm | |
| Application | Industrial low voltage circuit protection | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH2GG40V315 used for?
It provides full-range protection against overload and short circuit faults in industrial low voltage electrical distribution systems.
What is the current rating of this fuse?
The NH2GG40V315 has a 315 A current rating.
What voltage is this fuse designed for?
This fuse-link is designed for 400 V AC industrial electrical systems.
What does the gG classification mean?
The gG utilisation category provides full-range protection against both overload and short circuit faults for general purpose industrial applications.
What is the benefit of the double indicator?
The integrated double indicator provides clear visual confirmation when the fuse has operated, making inspection and maintenance quicker and safer.
Trusted by Electrical Professionals Worldwide
Mersen NH fuse-links are trusted by electrical contractors, panel builders, OEMs and industrial maintenance engineers for delivering dependable circuit protection, high breaking capacity and long-term reliability.
