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MERSEN FUSE NH2 100KVA400VGTRNH22GTR100KVA NH22GTR100KVA
Mersen NH22GTR100KVA DIN NH2 gTr transformer protection fuse-link rated 144 A and 400 V AC for 100 kVA transformers with centre indicator and live gripping lugs.
£20.37
Why Choose the Mersen NH22GTR100KVA Transformer Protection Fuse-Link?
The Mersen NH22GTR100KVA is a high-performance DIN NH gTr transformer protection fuse-link designed to provide reliable overload and short-circuit protection for low voltage distribution transformers. The specialised gTr operating characteristic is optimised for transformer applications, allowing transformer magnetising inrush currents while providing rapid fault clearance when required.
As part of the trusted Mersen NH gTr 400 V AC fuse range, this NH2 fuse-link is designed for protecting transformers with a nominal capacity of 100 kVA. Its robust ceramic body, centre-mounted blown fuse indicator and live gripping lugs ensure dependable performance and straightforward maintenance in industrial and commercial power distribution systems.
Rated at 144 A with a 400 V AC operating voltage, the NH22GTR100KVA delivers high current-limiting performance and dependable transformer protection for switchgear, feeder panels and electrical distribution equipment.
Key Advantages
- Purpose-designed gTr fuse characteristic for transformer protection.
- Suitable for 100 kVA distribution transformers.
- 144 A rated current.
- 400 V AC operating voltage.
- High 100 kA AC breaking capacity.
- Centre blown-fuse indicator for rapid fault identification.
- Live gripping lugs simplify safe fuse replacement.
- Excellent current limitation helps minimise transformer damage during faults.
Key Features
- Mersen NH gTr transformer protection fuse-link series.
- Catalogue number: NH22GTR100KVA.
- NH2 fuse size.
- 100 kVA transformer rating.
- 144 A rated current.
- 400 V AC rated voltage.
- Centre-mounted blown-fuse indicator.
- Live gripping lugs.
- Ceramic body with blade contacts.
- High fault interruption capability.
Reliable Protection for Distribution Transformers
The Mersen NH22GTR100KVA is specifically developed for transformer protection where standard general-purpose fuse-links do not provide optimum coordination. The gTr operating characteristic accommodates transformer energisation currents while ensuring dependable operation under overload and short-circuit conditions.
Its high breaking capacity and current-limiting performance help reduce thermal and mechanical stresses on transformers, switchgear and associated electrical equipment, improving the reliability of low voltage distribution systems.
Typical Applications
- 100 kVA distribution transformers.
- Industrial transformer feeder panels.
- Commercial electrical installations.
- Low voltage substations.
- Industrial switchgear.
- OEM power distribution equipment.
- Manufacturing facilities.
- Infrastructure electrical systems.
Technical Specifications
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| Fuse Indication | Visual indicator | |
|---|---|---|
| Voltage | 400 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH2 | |
| Fuse Class | gTr | |
| Current | 144 A | |
| Manufacturer | Mersen | |
| Series | NH gTr Transformer Protection Fuse-Links | |
| Model | NH22GTR100KVA | |
| Item number | V1028693 | |
| Product type | DIN NH transformer protection fuse-link | |
| Fuse characteristic | gTr | |
| Fuse size | NH2 | |
| Transformer rating | 100 kVA | |
| Rated current | 144 A | |
| Rated voltage | 400 V AC | |
| Voltage type | AC | |
| Breaking capacity | 100 kA AC | |
| Indicator | Centre indicator | |
| Gripping lugs | Live gripping lugs | |
| Body width | 40 mm | |
| Power dissipation | 9 W | |
| Weight | Approx. 0.5 kg | |
| EAN | 3605340545364 | |
| Compliance | RoHS compliant |
Frequently Asked Questions
What is the Mersen NH22GTR100KVA used for?
The NH22GTR100KVA is designed to protect low voltage distribution transformers against overloads and short-circuit faults.
What transformer rating is this fuse designed for?
This fuse-link is intended for transformers with a nominal rating of 100 kVA.
What is the rated current?
The NH22GTR100KVA has a rated current of 144 A.
What does the gTr characteristic provide?
The gTr characteristic is optimised for transformer protection, allowing transformer inrush currents while providing dependable protection against sustained overloads and short-circuit faults.
What is the breaking capacity?
The fuse-link provides a maximum AC breaking capacity of 100 kA.
Trusted by Electrical Professionals Worldwide
Mersen NH gTr transformer fuse-links are trusted by electrical engineers, transformer manufacturers and panel builders for dependable transformer protection, high fault interruption capability and reliable long-term operation.
