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MERSEN FUSE NH2 100KVA 400V GTR SGL NH22GTR100KVA-1

MERSEN FUSE NH2 100KVA 400V GTR SGL NH22GTR100KVA-1

Mersen NH22GTR100KVA-1 DIN NH2 gTr transformer protection fuse link rated at 144 A and 400 V AC for 100 kVA distribution transformers with isolated gripping lugs and a centre indicator.

SKU: NH22GTR100KVA-1Alt SKU: NH22GTR100KVA-1MPN: N1030527
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List Price £64.08 ex VAT
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Why Choose the Mersen NH22GTR100KVA-1 Transformer Protection Fuse Link?

The Mersen NH22GTR100KVA-1 is a premium DIN NH gTr fuse link engineered specifically for the protection of low-voltage distribution transformers. Its transformer-specific gTr operating characteristic allows normal transformer magnetising inrush currents while providing dependable protection against overload and short-circuit faults.

Part of the Mersen NH gTr 400 V AC fuse-link range, this fuse link features isolated gripping lugs and a centre-mounted blown-fuse indicator, making maintenance safer and allowing quick identification of an operated fuse. Its ceramic construction and high breaking capacity make it ideal for demanding industrial and commercial power distribution systems.

With a 100 kVA transformer rating, 144 A rated current and a 400 V AC operating voltage, the NH22GTR100KVA-1 is suitable for transformer incomers, industrial switchboards, distribution panels and low-voltage substations requiring reliable transformer protection.

Key Advantages

  • Purpose-designed DIN NH gTr transformer protection fuse link.
  • Suitable for 100 kVA distribution transformers.
  • 144 A rated current.
  • 400 V AC rated voltage.
  • gTr characteristic optimised for transformer protection.
  • Centre-mounted indicator enables rapid blown-fuse identification.
  • Isolated gripping lugs improve operator safety during replacement.

Key Features

  • Mersen NH gTr transformer fuse-link range.
  • 100 kVA transformer rating.
  • 144 A rated current.
  • 400 V AC rated operating voltage.
  • NH2 fuse size.
  • gTr transformer protection characteristic.
  • Centre blown-fuse indicator.
  • Isolated gripping lugs.
  • Body width approximately 41.9 mm.
  • DIN NH blade-contact construction.

Reliable Protection for Distribution Transformers

Mersen gTr fuse links are specifically developed to protect distribution transformers by matching their electrical operating characteristics. They allow normal energisation currents while rapidly interrupting overloads and short-circuit faults, helping to minimise damage to transformer windings and associated electrical equipment.

The NH22GTR100KVA-1 is widely used in transformer feeders, industrial switchboards, commercial power distribution systems and low-voltage substations where dependable transformer protection and coordinated fault clearance are essential.

Typical Applications

  • 100 kVA distribution transformers.
  • Transformer incomers and feeders.
  • Industrial switchboards.
  • Commercial power distribution.
  • Electrical substations.
  • Industrial control panels.

Technical Specifications

Voltage 400 V
Manufacturer Mersen
Series NH gTr 400 V AC Fuse Links
Model NH22GTR100KVA-1
Item number P1028688
Product type NH transformer protection fuse link
Fuse characteristic gTr
Fuse size NH2
Transformer rating 100 kVA
Rated current 144 A
Rated operating voltage 400 V AC
Current type AC
Body width 41.9 mm
Indicator Centre indicator
Gripping lugs Isolated gripping lugs
Mounting type Compatible NH fuse base
RoHS compliant Yes
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH2
Fuse Class gTr
Current 144 A

Frequently Asked Questions

What is the Mersen NH22GTR100KVA-1 used for?

This fuse link is specifically designed to protect 100 kVA low-voltage distribution transformers against overload and short-circuit faults.

What transformer size is this fuse designed for?

The NH22GTR100KVA-1 is intended for transformers with a nominal rating of 100 kVA.

What is the rated current of this fuse?

This transformer protection fuse has a rated current of 144 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 NH22GTR100KVA-1 incorporates a centre-mounted blown-fuse indicator to simplify maintenance and fault identification.

Trusted by Electrical Professionals Worldwide

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

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