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MERSEN FUSE 690V NH3 C/P gG 500A NH3GG69V500P-2
Mersen NH3GG69V500P-2 NH Size 3 gG HRC fuse link rated at 500 A and 690 V AC, featuring live gripping lugs and an integrated striker for industrial cable and line protection.
Why Choose the Mersen NH3GG69V500P-2 NH Fuse Link?
The Mersen NH3GG69V500P-2 is a high-performance NH gG low-voltage HRC fuse link designed to protect industrial cables, conductors and electrical distribution equipment against overload and short-circuit currents. Manufactured in accordance with DIN NH requirements, it provides dependable full-range protection for demanding industrial power systems.
Part of the specialist Mersen NH fuse-link range with striker indication, the NH3GG69V500P-2 combines a robust ceramic body with live gripping lugs and an integrated striker. The striker provides clear mechanical indication when the fuse has operated and can be used with compatible microswitch accessories for remote status signalling.
With a 500 A rated current, a 690 V AC voltage rating and an NH Size 3 format, this fuse link is suitable for high-current switchboards, distribution panels and industrial feeder circuits. Its gG operating characteristic provides comprehensive protection for general-purpose cable and line applications.
Key Advantages
- High-capacity NH gG fuse link for industrial circuit protection.
- 500 A rated current for high-power distribution applications.
- 690 V AC rating suitable for demanding low-voltage systems.
- Full-range protection against overload and short-circuit faults.
- Integrated striker supports rapid fault identification and remote signalling.
- Standard NH3 dimensions support installation in compatible fuse bases and switchgear.
Key Features
- Mersen NH gG fuse-link series.
- NH Size 3 fuse link.
- 500 A rated current.
- 690 V AC rated voltage.
- General-purpose gG full-range protection.
- Integrated mechanical striker.
- Live metal gripping lugs.
- High-strength ceramic fuse body.
Reliable Protection for High-Current Distribution Systems
NH gG fuse links provide full-range protection for cables and conductors by interrupting both sustained overloads and high short-circuit currents. This helps limit damage to switchgear, distribution equipment and connected electrical systems while supporting safe and reliable operation.
The Mersen NH3GG69V500P-2 is designed for professional installation in compatible NH3 fuse bases and fuse switch disconnectors. Its integrated striker allows maintenance personnel to identify an operated fuse quickly and can support remote monitoring when paired with a suitable microswitch.
Typical Applications
- Industrial power distribution switchboards.
- High-current cable and feeder protection.
- Electrical distribution panels.
- Manufacturing and processing facilities.
- Transformer secondary distribution circuits.
- NH fuse switch disconnectors and compatible fuse bases.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Current | 500 A | |
| Voltage | 690 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH3 | |
| Fuse Class | gG | |
| Manufacturer | Mersen | |
| Series | NH gG Fuse Links with Striker | |
| Model | NH3GG69V500P-2 | |
| Mersen item number | N219271 | |
| Product type | NH HRC fuse link | |
| Fuse characteristic | gG | |
| Rated current | 500 A | |
| Rated voltage AC | 690 V | |
| Fuse size | NH3 | |
| Indication system | Mechanical striker | |
| Gripping lugs | Live / non-insulated | |
| Body material | Ceramic | |
| Body width | approx. 69 mm | |
| Approximate dimensions | 67 × 69 × 86 mm | |
| Standards | IEC 60269 / DIN NH | |
| Installation | Compatible NH3 fuse base or fuse switch disconnector |
Frequently Asked Questions
What is the Mersen NH3GG69V500P-2 used for?
It is used to protect high-current industrial cables, conductors and electrical distribution equipment against overload and short-circuit faults.
What is the current rating of this fuse link?
The NH3GG69V500P-2 has a rated current of 500 A.
What voltage is this fuse rated for?
This fuse link is rated for operation at up to 690 V AC.
What does the gG characteristic mean?
The gG characteristic provides full-range protection against overload and short-circuit currents for general-purpose cable, conductor and line applications.
What is the purpose of the integrated striker?
The striker provides mechanical indication when the fuse has operated and can activate a compatible microswitch for remote fault signalling.
Trusted for Industrial Circuit Protection
Mersen NH fuse links are widely specified by electrical engineers, panel builders and maintenance professionals for dependable high-current protection in industrial power distribution systems.
