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MERSEN FUSE NH4A 160KVA 400V GTR NH42GTR160KVA-8
Mersen NH42GTR160KVA-8 DIN NH4A gTr transformer protection fuse link rated at 231 A and 400 V AC for 160 kVA distribution transformers with live gripping lugs and a top-mounted indicator.
£107.12
Why Choose the Mersen NH42GTR160KVA-8 Transformer Protection Fuse Link?
The Mersen NH42GTR160KVA-8 is a high-performance DIN NH gTr fuse link engineered specifically for protecting low-voltage distribution transformers. Designed with a dedicated gTr operating characteristic, it delivers dependable overload and short-circuit protection while allowing the high magnetising inrush currents that occur during normal transformer energisation.
As part of the trusted Mersen NH gTr 400 V AC fuse-link range, this NH4A fuse link features a robust ceramic body, live gripping lugs and a top-mounted blown-fuse indicator. These features simplify maintenance while ensuring reliable performance in demanding industrial and commercial power distribution systems.
With a 160 kVA transformer rating, 231 A rated current and a 400 V AC operating voltage, the NH42GTR160KVA-8 is ideally suited to transformer feeders, industrial switchboards, commercial electrical installations and low-voltage substations requiring dependable transformer protection.
Key Advantages
- Purpose-designed DIN NH4A gTr transformer protection fuse link.
- Suitable for 160 kVA distribution transformers.
- 231 A rated current.
- 400 V AC rated voltage.
- gTr characteristic optimised for transformer protection.
- Top-mounted blown-fuse indicator for rapid maintenance.
- Live gripping lugs for safer fuse replacement.
Key Features
- Mersen NH gTr transformer fuse-link range.
- NH4A fuse size.
- 160 kVA transformer rating.
- 231 A rated current.
- 400 V AC rated operating voltage.
- gTr transformer protection characteristic.
- Top-mounted blown-fuse indicator.
- Live gripping lugs.
- 73 mm body width.
- Heavy-duty ceramic body with DIN NH blade contacts.
Reliable Protection for Distribution Transformers
Mersen gTr fuse links are specifically engineered to protect distribution transformers by matching their operating characteristics. They permit normal transformer energisation currents while rapidly interrupting overloads and short-circuit faults, helping protect transformer windings and associated electrical equipment.
The NH42GTR160KVA-8 is widely used in transformer incomers, industrial switchboards, commercial buildings and low-voltage substations where dependable transformer protection and coordinated fault clearance are essential.
Typical Applications
- 160 kVA distribution transformers.
- Transformer incomers and feeders.
- Industrial switchboards.
- Commercial power distribution.
- Low-voltage substations.
- Industrial control panels.
Technical Specifications
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| Fuse Indication | Visual indicator | |
|---|---|---|
| Current | 231 A | |
| Voltage | 400 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH4a | |
| Fuse Class | gTr | |
| Manufacturer | Mersen | |
| Series | NH gTr 400 V AC Fuse Links | |
| Model | NH42GTR160KVA-8 | |
| Manufacturer part number | N1030481 | |
| Product type | NH transformer protection fuse link | |
| Fuse characteristic | gTr | |
| Fuse size | NH4A | |
| Transformer rating | 160 kVA | |
| Rated current | 231 A | |
| Rated operating voltage | 400 V AC | |
| Current type | AC | |
| Body width | 73 mm | |
| Indicator | Top indicator | |
| Gripping lugs | Live gripping lugs | |
| Weight | Approx. 2.2 kg | |
| EAN | 3605340535075 | |
| RoHS compliant | Yes |
Frequently Asked Questions
What is the Mersen NH42GTR160KVA-8 used for?
This fuse link is designed specifically to protect 160 kVA low-voltage distribution transformers against overload and short-circuit faults.
What transformer size is this fuse designed for?
The NH42GTR160KVA-8 is intended for transformers with a nominal rating of 160 kVA.
What is the rated current of this fuse?
The NH42GTR160KVA-8 has a 231 A rated current.
What does the gTr characteristic provide?
The gTr characteristic is optimised for transformer protection, allowing normal energisation currents while providing dependable protection against overloads and short circuits.
What type of indicator does this fuse link have?
This fuse incorporates a top-mounted blown-fuse indicator to simplify inspection and maintenance.
Trusted by Electrical Professionals Worldwide
Mersen NH gTr transformer fuse links are trusted by utilities, OEMs, panel builders and industrial electrical engineers for reliable transformer protection across demanding low-voltage power distribution systems.
