MERSEN FUSE 6,9 URU 236 P 500 BS236UU69V500P

MERSEN FUSE 6,9 URU 236 P 500 BS236UU69V500P

Why Choose the MERSEN FUSE 6,9 URU 236 P 500 BS236UU69V500P?

SKU: V097377Alt SKU: BS236UU69V500PMPN: V097377
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Why Choose the Mersen V097377 High-Speed Semiconductor Fuse?

The Mersen V097377 is a Protistor® BS88-4 high-speed semiconductor fuse designed to provide rapid short-circuit protection for sensitive power electronic equipment. This model is rated at 500 A and 690 V AC with an aR operating class, making it suitable for protecting semiconductor devices such as IGBTs, thyristors and power diodes against damaging fault currents.

Manufactured by Mersen, the V097377 forms part of the trusted Protistor® BS88 fuse range and features a 2 × 36 × 55 mm BS88-4 body size with bolt connections and a separated trip indicator. It is designed for demanding industrial applications requiring high breaking capacity, dependable performance and extremely fast fault interruption.

Key Advantages

  • High-speed aR semiconductor fuse for power electronics protection.
  • 500 A rated current.
  • 690 V AC voltage rating.
  • High breaking capacity for demanding industrial applications.
  • BS88-4 dual 36 × 55 mm construction.
  • Fast fault clearing to minimise semiconductor damage.
  • Bolt-mounted terminals for secure installation.
  • Separated trip indicator for fuse status monitoring.

Key Features

  • Manufacturer: Mersen
  • Part number: V097377
  • Catalogue designation: BS236UU69V500P
  • Designation: 6.9 URU 236P500
  • Fuse class: aR high-speed semiconductor fuse.
  • BS88-4 compliant construction.
  • Dual 36 × 55 mm body design.
  • Designed specifically for semiconductor protection.

Fast Protection for Industrial Power Electronics

High-speed semiconductor fuses are engineered to protect expensive power electronic components by interrupting high fault currents before damage can occur. Their very low let-through energy makes them ideal for use in variable speed drives, power converters, UPS systems and industrial rectifiers.

The Mersen V097377 combines proven Protistor® fuse technology with a BS88-4 design to provide dependable protection in demanding industrial installations where rapid fault interruption is essential.

Typical Applications

  • Variable speed drives.
  • Power converters.
  • Industrial rectifiers.
  • UPS systems.
  • Soft starters.
  • IGBT protection.
  • Thyristor and diode protection.
  • Industrial power electronic equipment.

Technical Specifications

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Fuse Indication Visual indicator
Fuse Type Semiconductor
Fuse Size 2x36 mm
Fuse Class aR
Current 500 A
Voltage 690 V
Manufacturer Mersen
Model V097377
Catalogue number BS236UU69V500P
Designation 6.9 URU 236P500
Rated current 500 A
Rated voltage 690 V AC
Operating class aR
Breaking capacity High breaking capacity (refer to manufacturer datasheet)
Fuse size 2 × 36 × 55 mm (BS88-4)
Body style Dual BS88 body
Connection Bolt mounted
Indicator Separated trip indicator
Application Semiconductor and converter protection

Frequently Asked Questions

What is the Mersen V097377?

The Mersen V097377 is a Protistor® BS88-4 high-speed semiconductor fuse rated at 500 A and 690 V AC for protecting power electronic equipment.

What does the aR operating class mean?

An aR fuse provides short-circuit protection for semiconductor devices and should be used with separate overload protection where required.

What equipment is the V097377 designed to protect?

Typical applications include variable speed drives, converters, rectifiers, UPS systems and equipment containing IGBTs, thyristors and power diodes.

What is the fuse size?

The V097377 uses the BS88-4 dual 36 × 55 mm body format with bolt-mounted terminals and a separated trip indicator.

Why are high-speed semiconductor fuses important?

They clear short-circuit faults extremely quickly, helping to minimise damage to expensive semiconductor components and reduce equipment downtime.

Trusted Worldwide for Semiconductor Protection

Mersen Protistor® semiconductor fuses are trusted by OEMs, panel builders and industrial maintenance engineers for protecting converters, drives and other high-power electronic equipment.