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MERSEN FUSE NH 0 50A 690V GG NH0GG69V50
Mersen NH0GG69V50 DIN NH Size 0 gG fuse-link rated at 50 A, 690 V AC and 400 V DC for overload and short-circuit protection in industrial electrical distribution systems.
£9.38
Why Choose the Mersen NH0GG69V50 NH Fuse-Link?
The Mersen NH0GG69V50 is a high-quality DIN NH gG fuse-link engineered to provide full-range overload and short-circuit protection for low-voltage electrical distribution systems. As part of the proven Mersen NH gG 690 V AC fuse-link series, it is designed to protect cables, switchgear, distribution boards and industrial electrical equipment in demanding commercial and industrial applications.
Manufactured to IEC standards, the NH0GG69V50 combines excellent current-limiting characteristics with a high breaking capacity, helping minimise thermal and mechanical stress during fault conditions. Its robust ceramic body, double indication system and live gripping lugs provide dependable performance while enabling rapid identification and safe replacement after fuse operation.
With a rated current of 50 A, a rated voltage of 690 V AC and a 400 V DC rating, this NH Size 0 fuse-link is ideal for industrial control panels, motor control centres, switchboards and OEM electrical assemblies. Its standard DIN NH design ensures compatibility with suitable NH Size 0 fuse bases and switch disconnectors.
Key Advantages
- Full-range gG protection against overloads and short circuits.
- 50 A rated current for industrial distribution applications.
- 690 V AC and 400 V DC voltage ratings.
- 80 kA breaking capacity for reliable fault interruption.
- Excellent current-limiting characteristics reduce equipment damage.
- Double indicator provides quick visual identification after fuse operation.
- Compatible with standard DIN NH Size 0 fuse bases.
Key Features
- Mersen NH gG 690 V AC fuse-link series.
- DIN NH Size 0.
- 50 A rated current.
- 690 V AC rated voltage.
- 400 V DC rated voltage.
- General-purpose gG operating characteristic.
- Double fuse operation indicator.
- Live gripping lugs.
- 30 mm body width.
- RoHS compliant.
Reliable Protection for Low-Voltage Distribution Systems
The Mersen NH0GG69V50 safely interrupts overload and short-circuit currents before they can damage cables, switchgear or connected equipment. Its full-range gG characteristic makes it suitable for protecting a broad range of industrial and commercial electrical distribution circuits.
Its excellent current-limiting performance reduces thermal stress and electrodynamic forces during severe faults, helping improve equipment reliability while reducing maintenance costs and downtime.
Typical Applications
- Industrial switchboards.
- Distribution panels.
- Cable and feeder protection.
- Motor control centres.
- Industrial machinery.
- OEM electrical equipment.
- Commercial electrical installations.
Technical Specifications
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| Fuse Indication | Dual indicator | |
|---|---|---|
| Current | 50 A | |
| Voltage | 690 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH0 | |
| Fuse Class | gG | |
| Manufacturer | Mersen | |
| Series | NH Fuse-Links gG 690 V AC | |
| Model | NH0GG69V50 | |
| Manufacturer item number | M228470 | |
| EAN | 8430399025742 | |
| Product type | DIN NH general-purpose fuse-link | |
| Fuse characteristic | gG | |
| Fuse size | NH0 | |
| Rated current | 50 A | |
| Rated voltage AC | 690 V | |
| Rated voltage DC | 400 V | |
| Breaking capacity | 80 kA | |
| Power dissipation | 4.1 W | |
| Indicator | Double indicator | |
| Gripping lugs | Live gripping lugs | |
| Body width | 30 mm | |
| Weight | Approx. 0.27 kg | |
| Compliance | IEC 60269, RoHS compliant | |
| HS Code | 85361050 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH0GG69V50 used for?
It provides overload and short-circuit protection for low-voltage electrical distribution systems, cables, feeders and switchgear.
What is the rated current of this fuse-link?
The Mersen NH0GG69V50 has a rated current of 50 A.
What voltage ratings does this fuse support?
This fuse-link is rated for 690 V AC and 400 V DC applications.
What does the gG fuse characteristic mean?
The gG characteristic provides full-range protection against overloads and short circuits, making it suitable for general-purpose electrical circuit protection.
Does the NH0GG69V50 include a fuse status indicator?
Yes. It features a double indication system for quick visual confirmation when the fuse-link has operated.
Trusted by Electrical Professionals Worldwide
Mersen NH gG fuse-links are trusted worldwide for dependable circuit protection, excellent current limiting performance and reliable long-term operation across industrial and commercial electrical installations.
