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MERSEN FUSE NH2 50KVA 400V GTR NH22GTR50KVA-8

MERSEN FUSE NH2 50KVA 400V GTR NH22GTR50KVA-8

Mersen NH22GTR50KVA-8 DIN NH gTr transformer protection fuse link rated at 72 A and 400 V AC for 50 kVA distribution transformers with top indicator and live gripping lugs.

SKU: NH22GTR50KVA-8Alt SKU: NH22GTR50KVA-8MPN: N1030090
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List Price £28.83 ex VAT
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Why Choose the Mersen NH22GTR50KVA-8 Transformer Protection Fuse Link?

The Mersen NH22GTR50KVA-8 is a high-performance DIN NH gTr fuse link designed specifically for protecting low-voltage distribution transformers. Engineered with a transformer-specific gTr operating characteristic, it delivers dependable overload and short-circuit protection while accommodating the high magnetising inrush currents experienced during transformer energisation.

As part of the trusted Mersen NH gTr 400 V AC fuse-link range, this fuse link is manufactured in the NH2C & NH2 format and incorporates a top-mounted blown-fuse indicator together with live gripping lugs for quick identification and safe replacement by qualified personnel. Its robust ceramic construction provides excellent current-limiting performance for industrial and commercial electrical distribution systems.

With a 50 kVA transformer rating, 72 A rated current and 400 V AC operating voltage, the NH22GTR50KVA-8 is ideally suited to transformer incomers, switchboards, distribution panels and industrial power installations requiring reliable transformer protection.

Key Advantages

  • Purpose-designed DIN NH gTr transformer protection fuse link.
  • Suitable for 50 kVA distribution transformers.
  • 72 A rated current.
  • 400 V AC rated voltage.
  • gTr characteristic designed specifically for transformer applications.
  • Top-mounted indicator allows rapid blown-fuse identification.
  • Live gripping lugs simplify safe fuse replacement.

Key Features

  • Mersen NH gTr 400 V AC fuse-link series.
  • 50 kVA transformer protection.
  • 72 A rated current.
  • 400 V AC operating voltage.
  • NH2C & NH2 size.
  • gTr transformer protection characteristic.
  • Top blown-fuse indicator.
  • Live gripping lugs.
  • 40 mm body width.
  • DIN NH blade-contact construction.

Reliable Protection for Distribution Transformers

The Mersen NH gTr range is developed specifically for transformer protection. Its carefully engineered time-current characteristics allow normal transformer energisation while rapidly interrupting overloads and short-circuit faults, helping to minimise damage to valuable electrical equipment.

The NH22GTR50KVA-8 is widely used in industrial switchboards, transformer feeders, commercial buildings and low-voltage substations where dependable transformer protection and coordinated system performance are essential.

Typical Applications

  • 50 kVA distribution transformers.
  • Industrial switchboards.
  • Transformer incomers.
  • Commercial power distribution.
  • Electrical substations.
  • Industrial control panels.

Technical Specifications

Voltage 400 V
Manufacturer Mersen
Series NH gTr 400 V AC Fuse Links
Model NH22GTR50KVA-8
Product type NH transformer protection fuse link
Fuse characteristic gTr
Fuse size NH2C & NH2
Transformer rating 50 kVA
Rated current 72 A
Rated operating voltage 400 V AC
Current type AC
Body width 40 mm
Indicator Top indicator
Gripping lugs Live gripping lugs
Weight Approx. 0.5 kg
RoHS compliant Yes
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH2
Fuse Class gTr
Current 72 A

Frequently Asked Questions

What is the Mersen NH22GTR50KVA-8 used for?

This fuse link is specifically designed to protect 50 kVA low-voltage distribution transformers against overload and short-circuit faults.

What transformer size is this fuse designed for?

The NH22GTR50KVA-8 is intended for transformers with a nominal rating of 50 kVA.

What is the rated current of this fuse?

This transformer protection fuse has a rated current of 72 A.

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?

The NH22GTR50KVA-8 incorporates a top-mounted blown-fuse indicator to simplify maintenance and fault identification.

Trusted by Electrical Professionals Worldwide

Mersen NH gTr transformer fuse links are trusted by panel builders, utilities and industrial electrical engineers for delivering reliable transformer protection and dependable low-voltage power distribution.

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