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MERSEN FUSE NH4AC 160KVA 400V GTR MI NH4AGTR160KVA
Mersen NH4AGTR160KVA NH4a gTr transformer fuse link rated at 160 kVA, 231 A and 400 V AC with centre indicator and live gripping lugs for low-voltage transformer protection.
£105.67
Why Choose the Mersen NH4AGTR160KVA Transformer Fuse?
The Mersen NH4AGTR160KVA is a premium NH gTr transformer fuse link developed to provide reliable protection for low-voltage distribution transformers against overloads and short-circuit faults. Designed to DIN NH standards, this full-range fuse features a time-current characteristic specifically matched to transformer applications, ensuring dependable operation in industrial and commercial power distribution systems.
As part of the trusted Mersen NH gTr fuse-link range, the NH4AGTR160KVA provides effective transformer protection while maintaining excellent selectivity with downstream protection devices. Its robust ceramic body, centre-mounted indicator and live gripping lugs simplify installation, inspection and maintenance in electrical switchgear and distribution equipment.
Featuring a 160 kVA transformer rating, 231 A rated current and a 400 V AC operating voltage, this NH4a fuse link is designed for demanding transformer protection duties in industrial facilities, utilities, infrastructure projects and commercial electrical installations.
Key Advantages
- Purpose-designed NH gTr fuse link for transformer protection.
- 160 kVA transformer rating for low-voltage distribution systems.
- 231 A rated current with 400 V AC operating voltage.
- gTr characteristic optimised for transformer protection.
- High current-limiting performance with excellent fault interruption capability.
- Centre-mounted indicator enables rapid fuse status identification.
Key Features
- Mersen NH gTr transformer fuse-link series.
- NH4a fuse size.
- 160 kVA transformer capacity.
- 231 A rated current.
- 400 V AC rated voltage.
- gTr full-range utilisation category.
- Centre-mounted fuse operation indicator.
- Live gripping lugs for safe handling with an approved NH fuse puller.
Reliable Protection for Distribution Transformers
The Mersen NH4AGTR160KVA is specifically engineered to protect low-voltage distribution transformers using a gTr operating characteristic tailored to transformer loading conditions. It tolerates normal energisation currents while providing dependable disconnection during sustained overloads and short-circuit events, helping minimise equipment damage and system downtime.
Its high breaking capacity, excellent current limitation and coordinated protection characteristics make this fuse link suitable for industrial power distribution, transformer substations and commercial electrical installations requiring dependable transformer protection.
Typical Applications
- 160 kVA low-voltage distribution transformers.
- Industrial power distribution systems.
- Commercial electrical installations.
- Electrical substations.
- Transformer feeder panels.
- Infrastructure and utility distribution networks.
Technical Specifications
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| Fuse Indication | Visual indicator | |
|---|---|---|
| Voltage | 400 V | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH4a | |
| Fuse Class | gTr | |
| Current | 231 A | |
| Manufacturer | Mersen | |
| Series | NH Fuse-links gTr 400 VAC | |
| Model | NH4AGTR160KVA | |
| Item number | Z1028720 | |
| Product type | NH transformer fuse link | |
| Fuse size | NH4a | |
| Utilisation category | gTr | |
| Transformer rating | 160 kVA | |
| Rated current | 231 A | |
| Rated voltage | 400 V AC | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 100 kA AC | |
| Power dissipation at rated current | 18 W | |
| Indicator | Centre indicator | |
| Connection | Live gripping lugs | |
| Body width | 72.9 mm | |
| Weight | Approx. 2.2 kg | |
| Body material | Ceramic | |
| Compliance | IEC 60269, DIN NH, RoHS compliant | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH4AGTR160KVA used for?
This NH gTr fuse link protects 160 kVA low-voltage distribution transformers against overloads and short-circuit faults.
What is the rated current of this fuse?
The Mersen NH4AGTR160KVA has a 231 A rated current.
What voltage is this fuse rated for?
This transformer fuse is designed for operation on 400 V AC electrical systems.
What does the gTr characteristic provide?
The gTr utilisation category is specifically designed for transformer protection, allowing normal transformer loading while providing dependable protection during sustained overloads and fault conditions.
What type of fuse indicator does this model use?
The NH4AGTR160KVA incorporates a centre-mounted fuse operation indicator for quick visual identification after operation.
Trusted Transformer Protection from Mersen
Mersen NH gTr transformer fuse links are trusted by electrical engineers, panel builders and utility providers worldwide for delivering reliable transformer protection, excellent current limitation and dependable performance in demanding low-voltage distribution systems.
