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MERSEN FUSE NH2 160KVA 400V GTR SGL NH22GTR160KVA-1
Mersen NH22GTR160KVA-1 NH2 gTr transformer protection fuse-link rated at 231 A and 400 V AC for 160 kVA distribution transformers with isolated gripping lugs and centre indicator.
£37.75
Why Choose the Mersen NH22GTR160KVA-1 Transformer Protection Fuse-Link?
The Mersen NH22GTR160KVA-1 is a specialist DIN NH gTr low voltage fuse-link developed specifically for protecting distribution transformers. Designed for 160 kVA transformers, this NH Size 2 fuse-link is rated at 231 A and 400 V AC, providing dependable transformer protection while accommodating transformer energisation currents without nuisance operation.
Part of Mersen's trusted NH gTr transformer protection range, the NH22GTR160KVA-1 features isolated gripping lugs and a centre indicator, allowing safer handling with an approved NH fuse puller and rapid visual confirmation when the fuse-link has operated. Its gTr operating characteristic is specifically designed for transformer protection, offering improved selectivity compared with standard gG fuse-links.
Designed for industrial substations, commercial buildings and electrical distribution systems, this fuse-link delivers excellent current-limiting performance, high breaking capacity and long service life, making it ideal for protecting low-voltage transformers in demanding applications.
Key Advantages
- Designed specifically for distribution transformer protection.
- Suitable for transformers rated up to 160 kVA.
- 231 A rated current.
- 400 V AC rated voltage.
- gTr characteristic improves transformer protection and selectivity.
- Excellent current-limiting performance minimises fault energy.
- Isolated gripping lugs improve installation and maintenance safety.
Key Features
- Mersen NH gTr transformer fuse-link series.
- Catalogue number: NH22GTR160KVA-1.
- Manufacturer item number: P1030528.
- 231 A rated current.
- 400 V AC rated voltage.
- 160 kVA transformer protection.
- NH Size 2 construction.
- Centre indication system.
- Isolated gripping lugs.
- Body width: Approximately 53 mm.
Reliable Protection for Distribution Transformers
The Mersen NH22GTR160KVA-1 has been engineered specifically to match the operating characteristics of distribution transformers. Its gTr time-current characteristic tolerates transformer magnetising inrush currents while providing rapid disconnection during overload and fault conditions, protecting both the transformer and associated electrical infrastructure.
Compared with conventional general-purpose fuse-links, the gTr characteristic offers enhanced selectivity for transformer installations, reducing unnecessary fuse operation while maintaining dependable protection against overloads and short-circuit faults.
Typical Applications
- Distribution transformer protection.
- Industrial substations.
- Commercial electrical distribution systems.
- Transformer switchgear.
- Manufacturing and processing facilities.
- Power distribution panels.
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 | 231 A | |
| Manufacturer | Mersen | |
| Series | NH gTr 400 V AC Fuse-Links | |
| Model | NH22GTR160KVA-1 | |
| Manufacturer reference | P1030528 | |
| Product type | NH transformer protection fuse-link | |
| Utilisation category | gTr | |
| Fuse size | NH2 | |
| Transformer rating | 160 kVA | |
| Rated current | 231 A | |
| Rated voltage | 400 V AC | |
| Current type | AC | |
| Body width | 53.1 mm | |
| Indicator | Centre indicator | |
| Gripping lugs | Isolated gripping lugs | |
| RoHS | Compliant |
Frequently Asked Questions
What is the Mersen NH22GTR160KVA-1 used for?
It is designed specifically to protect distribution transformers rated up to 160 kVA against overload and short-circuit faults.
What is the current rating of this fuse-link?
The NH22GTR160KVA-1 has a 231 A rated current.
What does the gTr characteristic mean?
The gTr characteristic is specifically developed for transformer protection, allowing transformer energisation currents while providing dependable fault protection and improved selectivity.
What voltage is this fuse-link designed for?
This transformer protection fuse-link is rated for operation on 400 V AC systems.
Why does this fuse have isolated gripping lugs?
Isolated gripping lugs improve operator safety during installation and replacement when using an approved NH fuse puller.
Trusted by Electrical Professionals Worldwide
Mersen NH gTr transformer fuse-links are trusted by utilities, electrical contractors, panel builders and industrial engineers for delivering dependable transformer protection, excellent selectivity and high current-limiting performance.
