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MERSEN FUSE NH3C 200KVA 400V GTR TI NH3GTR200KVA-8
Mersen NH3GTR200KVA-8 DIN NH3 gTr transformer fuse-link rated 289A, 400V AC with top indicator and live gripping lugs for protection of transformers up to 200 kVA.
£30.92
Why Choose the Mersen NH3GTR200KVA-8 NH Fuse-Link?
The Mersen NH3GTR200KVA-8 is a high-performance DIN NH gTr fuse-link specifically engineered for the protection of distribution transformers in low voltage electrical systems. Manufactured by Mersen, this NH3 fuse-link features a top indicator with live gripping lugs, providing safe installation, straightforward inspection and dependable transformer protection.
Designed with a gTr operating characteristic, this fuse-link is optimised to withstand transformer energisation inrush currents while delivering fast and effective fault protection. Its time-current characteristics are matched to transformer applications, helping maximise equipment reliability while reducing unnecessary fuse operation.
Rated for 400 V AC systems with a 289 A current rating and suitable for protecting transformers up to 200 kVA, the NH3GTR200KVA-8 is ideal for industrial distribution systems, switchboards, substations and OEM electrical equipment requiring reliable transformer protection.
Key Advantages
- Purpose-designed gTr fuse-link for transformer protection.
- Suitable for transformers up to 200 kVA.
- 289 A rated current for demanding industrial applications.
- 400 V AC IEC rated operation.
- Top-mounted visual indicator for rapid fuse status identification.
- Live gripping lugs enable safe fuse handling using approved fuse pullers.
- Excellent current limiting performance and high breaking capacity.
- Minimises nuisance operation during transformer energisation.
Key Features
- Mersen NH gTr fuse-link series.
- Catalogue number: NH3GTR200KVA-8.
- Fuse size: NH3.
- Rated voltage: 400 V AC.
- Rated current: 289 A.
- Transformer protection rating: Up to 200 kVA.
- gTr characteristic specifically developed for transformer protection.
- Top indicator with live gripping lugs.
- DIN NH standard construction.
- RoHS compliant.
Reliable Protection for Distribution Transformers
Mersen gTr fuse-links are engineered specifically for transformer protection. Their operating characteristics allow them to withstand transformer magnetising inrush currents while providing rapid disconnection during overload and fault conditions, helping maximise transformer service life.
The NH3GTR200KVA-8 is widely specified for industrial power distribution equipment, switchgear, substations and transformer installations where dependable low voltage protection is essential for maintaining electrical system reliability.
Typical Applications
- Distribution transformer protection.
- Industrial switchboards.
- Power distribution panels.
- Motor control centres.
- OEM electrical equipment.
- Commercial and industrial substations.
Technical Specifications
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| Fuse Indication | Visual indicator | |
|---|---|---|
| Voltage | 400 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH3 | |
| Fuse Class | gTr | |
| Current | 289 A | |
| Manufacturer | Mersen | |
| Series | NH gTr Fuse-Links | |
| Model | NH3GTR200KVA-8 | |
| Product type | DIN NH transformer fuse-link | |
| Fuse characteristic | gTr | |
| Fuse size | NH3 | |
| Rated current | 289 A | |
| Transformer capacity | 200 kVA | |
| Rated voltage | 400 V AC | |
| Current type | AC | |
| Indicator | Top indicator | |
| Terminal type | Live gripping lugs | |
| Body width | 50 mm | |
| Standards | DIN NH | |
| Compliance | RoHS | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH3GTR200KVA-8 used for?
This NH gTr fuse-link is designed specifically to protect low voltage distribution transformers from overloads and short circuits.
What transformer size is this fuse intended for?
The NH3GTR200KVA-8 is designed for protecting transformers up to 200 kVA.
What is the rated current of this fuse-link?
This model has a 289 A current rating for operation on 400 V AC systems.
What does the gTr characteristic mean?
The gTr characteristic is specially designed for transformer protection, allowing transformer energisation currents while providing effective overload and fault protection.
What does the "-8" version indicate?
The "-8" variant features a top indicator with live gripping lugs, allowing quick fuse status identification and safe replacement using suitable NH fuse handling tools.
Trusted by Electrical Professionals Worldwide
Mersen NH transformer fuse-links are trusted by panel builders, electrical contractors, utilities and industrial engineers for dependable transformer protection, high breaking capacity and long-term reliability in demanding power distribution applications.
