MERSEN FUSE CC1500 CP GRD 36 190 80 FD36GD150V80

MERSEN FUSE CC1500 CP GRD 36 190 80 FD36GD150V80

Mersen Q078007 FD36GD150V80 Protistor high-speed cylindrical gR semiconductor fuse rated at 80 A and 1500 V DC, with a 100 kA DC breaking capacity.

SKU: Q078007Alt SKU: FD36GD150V80MPN: Q078007
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Why Choose the Mersen Q078007 Protistor High-Speed Fuse?

The Mersen Q078007, catalogue number FD36GD150V80, is a high-speed cylindrical semiconductor fuse designed to protect sensitive DC power electronics against damaging short-circuit currents. Part of the Mersen Protistor® 36 × 190 mm gR series, this fuse provides dependable protection for railway equipment, industrial DC systems and other demanding high-voltage applications.

Its fast-acting gR characteristic and low let-through energy help minimise thermal and mechanical damage to semiconductor devices during fault conditions. The fuse is engineered for modern DC equipment that operates at elevated temperatures and requires low power losses, reliable interruption performance and a long operational life.

With an 80 A current rating, a rated voltage of 1500 V DC and a maximum DC breaking capacity of 100 kA, the Mersen Q078007 is suitable for protecting converters, rectifiers, inverters and railway power circuits. Its durable ceramic body and silver-plated copper ferrule terminals provide robust electrical and mechanical performance.

Key Advantages

  • High-speed gR semiconductor fuse for full-range DC circuit protection.
  • 1500 V DC voltage rating for demanding high-voltage installations.
  • 80 A rated current for power conversion and auxiliary circuits.
  • Low I²t performance helps reduce damage to sensitive semiconductor components.
  • Maximum DC breaking capacity of 100 kA.
  • Low power losses support efficient and reliable equipment operation.
  • Designed for dependable performance at elevated operating temperatures.
  • Robust ceramic construction provides excellent thermal and mechanical resistance.

Key Features

  • Mersen Protistor® high-speed fuse series.
  • Manufacturer item number Q078007.
  • Catalogue number FD36GD150V80.
  • 80 A rated current.
  • 1500 V DC IEC rated voltage.
  • gR speed and utilisation characteristic.
  • gRD design for DC semiconductor protection.
  • 36 × 190 mm cylindrical fuse size.
  • Silver-plated copper ferrule terminals.
  • Clip-mounting configuration.
  • RoHS-compliant construction.

Reliable Protection for High-Voltage DC Equipment

Semiconductor devices can be damaged by overcurrents within a very short period, making rapid fault interruption essential. The Mersen Q078007 is engineered with a low pre-arcing and total I²t to limit the energy reaching protected components during a short circuit.

Its gR full-range characteristic provides both overload and short-circuit protection for semiconductor equipment. This makes the fuse well suited to DC converters, railway traction systems, rectifiers, inverters and auxiliary power circuits where dependable high-speed protection is required.

Typical Applications

  • Railway power and auxiliary circuits.
  • DC traction and transportation equipment.
  • Industrial power converters.
  • Semiconductor rectifiers and inverters.
  • High-voltage DC distribution systems.
  • Battery energy storage equipment.
  • Renewable energy conversion systems.
  • Industrial drives and power electronic assemblies.

Technical Specifications

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Voltage 150 V
Device Type Fuse link
Fuse Type Cylindrical, Semiconductor
Fuse Class gR
Current 80 A
Manufacturer Mersen
Series Protistor® 36 × 190 gR (gRD), 1500 V DC
Item number Q078007
Catalogue number FD36GD150V80
Product type High-speed cylindrical semiconductor fuse
Rated current 80 A
Rated voltage 1500 V DC
Current type DC
Fuse characteristic gR
Design gRD
Fuse size 36 × 190 mm
Product diameter 36 mm
Product length 190 mm
Maximum DC breaking capacity 100 kA
Power dissipation at rated current 33 W
Body material Ceramic
Terminal material Silver-plated copper
Terminal type Ferrule
Mounting method Clip mounting
Product weight Approximately 0.508 kg
EAN / UPC 3605340027013
RoHS compliant Yes
HS Code 85351000
Country of Manufacture France

Frequently Asked Questions

What is the Mersen Q078007 used for?

The Mersen Q078007 is used to provide high-speed protection for semiconductor devices and power electronic equipment operating in high-voltage DC circuits.

What is the current rating of the Q078007 fuse?

The Mersen Q078007 has a rated current of 80 A.

What voltage can the Mersen Q078007 handle?

The fuse is rated for use in DC systems with voltages up to 1500 V DC.

What does the gR fuse characteristic mean?

A gR fuse provides full-range protection for semiconductor devices, covering both overload currents and high short-circuit currents with rapid fault interruption.

What is the breaking capacity of this fuse?

The Mersen Q078007 has a maximum rated DC breaking capacity of 100 kA.

How is the Mersen Q078007 installed?

The cylindrical 36 × 190 mm fuse is designed for clip mounting using compatible fuse clips or fuse holders suitable for its electrical ratings.

Trusted by Power Electronics and Transport Engineers

Mersen Protistor® semiconductor fuses are widely specified by power electronics engineers, railway equipment manufacturers and industrial system designers for dependable high-speed circuit protection in demanding DC applications.