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MERSEN FUSE NH3 100KVA 400V GTR TI NH32GTR100KVA-8

MERSEN FUSE NH3 100KVA 400V GTR TI NH32GTR100KVA-8

Mersen NH32GTR100KVA-8 DIN NH Size 3 gTr transformer protection fuse-link rated 144 A, 400 V AC for 100 kVA transformer protection.

SKU: NH32GTR100KVA-8Alt SKU: NH32GTR100KVA-8MPN: M1030112A
Price
List Price £48.95 ex VAT
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Manufacturer Lead Time

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Why Choose the Mersen NH32GTR100KVA-8 Transformer Protection Fuse-Link?

The Mersen NH32GTR100KVA-8 is a premium DIN NH transformer protection fuse-link developed to safeguard low-voltage distribution transformers against overloads and short circuits. Featuring a specialised gTr operating characteristic, this NH Size 3 fuse-link is specifically engineered to withstand transformer energisation currents while providing dependable fault protection.

Designed for industrial and commercial power distribution systems, the NH32GTR100KVA-8 offers excellent current limitation and high breaking capacity to minimise damage during electrical faults. Its top-mounted operation indicator allows quick identification of a blown fuse, while live gripping lugs enable straightforward replacement using an approved NH fuse puller.

With a 144 A rated current, 400 V AC operating voltage and suitability for 100 kVA distribution transformers, this fuse-link delivers reliable protection for switchboards, transformer feeders and industrial electrical installations.

Key Advantages

  • Purpose-designed gTr fuse-link for transformer protection.
  • 144 A rated current for 100 kVA transformer applications.
  • 400 V AC rated voltage for low-voltage distribution systems.
  • High fault interruption capability for improved electrical safety.
  • Top indicator provides rapid visual fuse status identification.
  • Live gripping lugs enable safe replacement with a suitable fuse puller.
  • Excellent current limiting characteristics help protect downstream equipment.

Key Features

  • Mersen NH gTr transformer protection fuse-link series.
  • NH Size 3 construction.
  • 144 A rated current.
  • 100 kVA transformer capacity.
  • 400 V AC rated voltage.
  • Top-mounted blown fuse indicator.
  • Live gripping lug design.
  • Silver-plated copper blade contacts.
  • Ceramic fuse body for high thermal resistance.
  • RoHS compliant.

Reliable Protection for Distribution Transformers

The NH32GTR100KVA-8 is designed to provide dependable transformer protection by combining overload protection with excellent short-circuit interruption performance. Its specialised gTr characteristic accommodates transformer magnetising inrush currents while ensuring rapid disconnection during sustained overload or fault conditions.

This makes the fuse-link an ideal solution for protecting valuable transformers and associated switchgear, helping reduce maintenance costs and improve the reliability of electrical distribution systems.

Typical Applications

  • Low-voltage distribution transformers.
  • Industrial switchboards.
  • Commercial electrical distribution panels.
  • Transformer feeder circuits.
  • Power distribution equipment.
  • Manufacturing facilities.
  • Infrastructure and utility installations.

Technical Specifications

Voltage 400 V
Manufacturer Mersen
Series NH Fuse-links gTr 400 V AC
Model NH32GTR100KVA-8
Manufacturer part number M1030112A
EAN 3605340534580
Product type DIN NH transformer protection fuse-link
Operating characteristic gTr
Fuse size NH3
Rated current 144 A
Transformer nominal capacity 100 kVA
Rated voltage 400 V AC
AC/DC AC
Breaking capacity 100 kA
Body width 71 mm
Indicator Top indicator
Gripping lugs Live gripping lugs
Terminal material Silver-plated copper
Weight Approx. 1 kg
Compliance IEC 60269, RoHS
HS Code 85361090
Country of Manufacture Hungary
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH3
Fuse Class gTr
Current 144 A

Frequently Asked Questions

What is the Mersen NH32GTR100KVA-8 used for?

It is designed to protect 100 kVA low-voltage distribution transformers against overloads and short-circuit faults.

What current rating does this fuse have?

The NH32GTR100KVA-8 has a rated current of 144 A.

What voltage is this fuse-link designed for?

This model is rated for operation on 400 V AC electrical systems.

What does the gTr characteristic mean?

The gTr characteristic is specifically designed for transformer protection, allowing normal inrush currents while providing effective overload and fault protection.

Does the fuse include an operation indicator?

Yes. The NH32GTR100KVA-8 features a top-mounted indicator that provides a clear visual indication after the fuse has operated.

Trusted by Electrical Professionals Worldwide

Mersen NH gTr fuse-links are trusted across industrial and commercial power distribution systems for delivering dependable transformer protection, excellent current limitation and reliable fault interruption.

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