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MERSEN FUSE D02-RECTI.EINSATZ 20A 440V GR D02GR44V20

MERSEN FUSE D02-RECTI.EINSATZ 20A 440V GR D02GR44V20

Mersen H222923 D02GR44V20 high-speed Neozed gR fuse link rated at 20 A and 440 V AC for semiconductor and power electronic protection.

SKU: H222923Alt SKU: D02GR44V20MPN: H222923
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List Price £9.29 ex VAT
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Why Choose the Mersen H222923 D02GR44V20 Neozed Fuse Link?

The Mersen H222923 is a premium D02 Neozed gR fuse link engineered for the protection of semiconductor devices and power electronics in demanding industrial applications. Manufactured by Mersen, this high-speed fuse provides extremely fast fault clearance, helping protect sensitive components such as drives, inverters, rectifiers and power converters from damaging short-circuit currents.

Featuring a 20 A current rating, 440 V AC rated voltage and gR utilisation category, the H222923 delivers full-range semiconductor protection with exceptional current-limiting performance. Its compact D02 Neozed format makes it ideal for installations where space is limited without compromising protection performance.

Designed in accordance with IEC standards, the Mersen H222923 offers a high 100 kA breaking capacity, excellent reliability and long operational life, making it a trusted choice for industrial control panels, automation systems and power distribution equipment.

Key Advantages

  • Designed for semiconductor and power electronic protection.
  • 20 A rated current for industrial applications.
  • 440 V AC rated voltage.
  • gR full-range semiconductor protection.
  • 100 kA breaking capacity for high fault levels.
  • Compact D02 Neozed screw fuse design.

Key Features

  • Manufacturer: Mersen.
  • Model: H222923.
  • Catalogue number: D02GR44V20.
  • D02 Neozed high-speed fuse.
  • Rated current: 20 A.
  • Rated voltage: 440 V AC.
  • gR utilisation category.
  • High-speed current-limiting operation.
  • Suitable for semiconductor protection.

Reliable Protection for Power Electronics

The Mersen H222923 is specifically developed for protecting semiconductor devices from damaging short-circuit currents. Its high-speed operation significantly limits fault energy, helping to minimise damage to expensive electronic components and reducing equipment downtime.

The compact D02 Neozed construction enables easy installation into compatible fuse bases while delivering dependable protection for variable speed drives, UPS systems, converters, rectifiers and industrial power supplies.

Typical Applications

  • Variable speed drives (VSDs).
  • Frequency inverters.
  • Power converters.
  • Rectifiers.
  • Industrial automation systems.
  • Semiconductor protection in control panels.

Technical Specifications

Current 20 A
Voltage 440 V
Manufacturer Mersen
Series RECTICUR D0 High-Speed Fuse Links
Model H222923
Catalogue number D02GR44V20
Product type D02 Neozed semiconductor fuse link
Fuse size D02 (E18)
Utilisation category gR
Rated current 20 A
Rated voltage 440 V AC
Breaking capacity 100 kA
Pre-arcing I²t 60 A²s
Operating I²t 110 A²s
Power dissipation 4.3 W
Approximate weight 13 g
Compliance IEC / RoHS compliant
Device Type Fuse link
Fuse Type D / D0 (Neozed/Diazed), Semiconductor
Fuse Size D02
Fuse Class gR

Frequently Asked Questions

What is the Mersen H222923 used for?

It is a D02 Neozed gR high-speed fuse designed to protect semiconductor devices and power electronic equipment.

What is the current rating of this fuse?

The H222923 has a rated current of 20 A.

What does the gR utilisation category mean?

gR fuse links provide full-range protection for semiconductor devices against both overload and short-circuit faults.

What voltage is this fuse rated for?

The fuse is rated for operation at 440 V AC.

What applications is this fuse suitable for?

It is commonly used in variable speed drives, inverters, converters, rectifiers and other industrial power electronic equipment.

Trusted by Industrial Engineers Worldwide

Mersen high-speed semiconductor fuse links are trusted worldwide for protecting sensitive power electronic equipment, helping maximise reliability, minimise downtime and extend the life of critical industrial systems.

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