MERSEN FUSE 6,9 URD 30 DS 11 I 0315 PC30UD69V315DSI

MERSEN FUSE 6,9 URD 30 DS 11 I 0315 PC30UD69V315DSI

Why Choose the MERSEN FUSE 6,9 URD 30 DS 11 I 0315 PC30UD69V315DSI?

SKU: K300596Alt SKU: PC30UD69V315DSIMPN: K300596
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Why Choose the Mersen K300596 High-Speed Semiconductor Fuse?

The Mersen K300596 is a high-performance Protistor® square body semiconductor protection fuse designed to deliver ultra-fast protection for sensitive power electronic equipment. Engineered for demanding industrial applications, this fuse protects IGBTs, thyristors, diodes, inverters and power conversion systems against damaging short circuits whilst minimising fault energy.

As part of the trusted Mersen Protistor® Size 30 aR series, the K300596 offers dependable protection for industrial drives, renewable energy equipment, UPS systems and automation machinery. Its ceramic square body, silver-plated contacts and integrated striker indicator provide reliable performance and simplify maintenance.

With a 315 A current rating, 690 V AC IEC / 700 V AC UL voltage rating and an impressive 200 kA breaking capacity, the K300596 is ideal for protecting high-value semiconductor devices in modern industrial power systems.

Key Advantages

  • Ultra-fast aR semiconductor protection fuse.
  • 315 A current rating for industrial power electronics.
  • 690 V AC IEC / 700 V AC UL rated operation.
  • 200 kA breaking capacity provides outstanding fault protection.
  • Integrated striker indicator for rapid fault identification.
  • Silver-plated contacts ensure excellent conductivity and long service life.
  • Compact square body design suitable for industrial control equipment.

Key Features

  • Mersen Protistor® Size 30 aR series.
  • 315 A rated current.
  • 690 V AC IEC / 700 V AC UL rated voltage.
  • Ultra-fast aR operating characteristic.
  • 200 kA AC breaking capacity.
  • Integrated striker indication.
  • DSI blade terminal connections.
  • Square ceramic body construction.
  • Designed specifically for semiconductor protection.

Reliable Protection for Industrial Power Electronics

High-speed semiconductor fuses are specifically engineered to protect expensive semiconductor devices from destructive short-circuit faults. Their ultra-fast operating characteristics minimise thermal and electrical stress, helping extend equipment life and reduce costly downtime.

The Mersen Protistor® range is widely specified by machine builders, drive manufacturers and industrial engineers for applications where dependable semiconductor protection is essential.

Typical Applications

  • Variable frequency drives (VFDs).
  • Industrial inverters and converters.
  • IGBT, MOSFET and thyristor protection.
  • UPS systems.
  • Renewable energy power conversion equipment.
  • Industrial automation and motor control panels.
  • Power supplies and semiconductor protection circuits.

Technical Specifications

Manufacturer Mersen
Series Protistor® Size 30 aR
Model K300596
Catalogue number 6.9URD30DSI0315
Product type High-speed semiconductor protection fuse
Rated current 315 A
Rated voltage (IEC) 690 V AC
Rated voltage (UL) 700 V AC
Operating characteristic aR
Breaking capacity 200 kA AC
Terminal type DSI blade terminals
Contact material Silver-plated copper
Body material Ceramic
Indication Integrated striker
Mounting type Bolted
Fuse size 30
Weight Approx. 0.25 kg
Device Type Fuse link
Fuse Type Semiconductor
Fuse Class aR
Current 315 A
Voltage 690 V

Frequently Asked Questions

What is the Mersen K300596 used for?

The K300596 provides ultra-fast protection for semiconductors including IGBTs, thyristors, diodes and other sensitive power electronic components.

What is the current rating of this fuse?

The Mersen K300596 has a 315 A rated current.

What voltage is the fuse designed for?

The fuse is rated for 690 V AC (IEC) and 700 V AC (UL).

Does the K300596 include a fuse indicator?

Yes. It incorporates an integrated striker indicator for quick identification of fuse operation.

Where is the Mersen K300596 typically installed?

It is commonly installed in industrial drives, converters, UPS systems, renewable energy equipment and semiconductor protection circuits.

Trusted for Semiconductor Protection Worldwide

Mersen Protistor® semiconductor fuses are trusted by OEMs, panel builders and industrial engineers worldwide to deliver dependable protection for critical power electronic equipment and high-performance industrial systems.

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