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MERSEN FUSE NH 3C 315A 690V GG NH3GG69V315
Mersen NH3GG69V315 DIN NH3 gG fuse-link rated at 315A, 690V AC and 250V DC for industrial low voltage circuit protection.
£39.62
Why Choose the Mersen NH3GG69V315 NH Fuse-Link?
The Mersen NH3GG69V315 is a high-performance DIN NH gG fuse-link designed to provide comprehensive overload and short-circuit protection for low voltage electrical distribution systems. As part of the trusted Mersen NH fuse-link range, it delivers dependable protection for switchgear, distribution boards, cable installations and industrial equipment operating on 690 V AC systems.
Manufactured to IEC and DIN NH standards, this NH3 size fuse-link features live gripping lugs and a double operation indicator for quick visual status checks and safe replacement using an approved NH fuse puller. Its ceramic body and silver-plated blade contacts provide excellent electrical performance and long service life in demanding industrial environments.
With a 315 A current rating, 690 V AC and 250 V DC ratings, together with a high breaking capacity, the NH3GG69V315 is ideally suited for protecting industrial power distribution circuits where reliable full-range gG protection is essential.
Key Advantages
- Full-range gG protection against overloads and short circuits.
- 315 A rated current for industrial power distribution.
- 690 V AC and 250 V DC ratings.
- 120 kA AC breaking capacity for dependable fault interruption.
- Double indicator for quick fuse status identification.
- Live gripping lugs enable safe replacement using approved NH fuse pullers.
Key Features
- Mersen NH gG fuse-link series.
- Catalogue number: NH3GG69V315.
- 315 A rated current.
- 690 V AC rated voltage.
- 250 V DC rated voltage.
- DIN NH Size NH3.
- gG utilisation category.
- Double operation indicator.
- Live gripping lugs.
- Body width approximately 52 mm.
- RoHS compliant.
Reliable Circuit Protection for Industrial Power Systems
The Mersen NH3GG69V315 provides dependable full-range protection against overloads and high fault currents. Its gG operating characteristic makes it suitable for protecting cables, conductors, switchgear and general electrical distribution equipment throughout industrial and commercial installations.
Its robust ceramic construction, high interrupting capacity and compliance with international standards make it an ideal solution for low voltage switchboards, OEM machinery and industrial distribution equipment requiring reliable electrical protection.
Typical Applications
- Industrial power distribution systems.
- Electrical switchboards.
- Distribution panels.
- Cable and conductor protection.
- OEM machinery and control panels.
- Commercial and industrial electrical installations.
Technical Specifications
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| Fuse Indication | Dual indicator | |
|---|---|---|
| Current | 315 A | |
| Voltage | 690 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH3 | |
| Fuse Class | gG | |
| Manufacturer | Mersen | |
| Series | NH Fuse-links gG 690 VAC | |
| Model | NH3GG69V315 | |
| Item number | B228506 | |
| Product type | DIN NH fuse-link | |
| Fuse characteristic | gG | |
| Fuse size | NH3 | |
| Rated current | 315 A | |
| Rated voltage AC | 690 V | |
| Rated voltage DC | 250 V | |
| Breaking capacity | 120 kA AC | |
| Indicator | Double indicator | |
| Gripping lugs | Live gripping lugs | |
| Body width | 52 mm | |
| Power dissipation at rated current | 25 W | |
| Weight | Approx. 0.65 kg | |
| Compliance | IEC/DIN NH, RoHS | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH3GG69V315 used for?
It provides full-range protection against overloads and short circuits in industrial low voltage power distribution systems.
What does the gG fuse characteristic mean?
The gG characteristic provides comprehensive protection against both overload currents and short-circuit faults for general-purpose electrical circuits.
What is the rated current of this fuse?
The NH3GG69V315 has a rated current of 315 A.
What voltage is this fuse designed for?
It is rated for 690 V AC and 250 V DC electrical systems.
Does this fuse include a visual operation indicator?
Yes. It incorporates a double indicator that provides clear visual confirmation when the fuse has operated.
Trusted by Electrical Professionals Worldwide
Mersen NH fuse-links are trusted by panel builders, OEM manufacturers and industrial maintenance engineers for dependable circuit protection, high fault interruption capability and long-term reliability in demanding low voltage electrical installations.
