MERSEN FUSE 6,9 URD 000 PV 050 6,9URD000PV050

MERSEN FUSE 6,9 URD 000 PV 050 6,9URD000PV050

High-speed aR characteristic fuse designed for semiconductor protection with 50A rating, double visual indicators, and plain blade terminals.

SKU: NH000UD69V50PVAlt SKU: NH000UD69V50PVMPN: G320051
Price
List Price £38.15 ex VAT
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Sold in packs of 3

£38.15

Why Choose the Mersen NH000UD69V50PV Protistor® High-Speed Fuse?

The Mersen NH000UD69V50PV is a premium NH Size 000 high-speed semiconductor fuse from the renowned Mersen Protistor® range, engineered to provide ultra-fast protection for modern power electronic equipment. Designed with an aR utilisation category, this fuse protects IGBTs, thyristors, diodes, GTOs and other semiconductor devices from damaging short-circuit currents while delivering exceptional current-limiting performance.

Manufactured to DIN NH standards, the NH000UD69V50PV features pure silver fuse elements embedded in solidified sand, silver-plated plain blade contacts and a double visual indicator for rapid inspection and maintenance. Its compact NH Size 000 format provides worldwide compatibility with standard NH fuse holders and switch disconnectors.

With a 50 A current rating and 690 V AC (IEC) / 700 V AC (UL) voltage ratings, the NH000UD69V50PV is ideal for industrial drives, power converters, UPS systems, renewable energy equipment and other demanding semiconductor protection applications.

Key Advantages

  • Ultra-fast aR semiconductor protection fuse.
  • 50 A rated current.
  • 690 V AC IEC / 700 V AC UL voltage ratings.
  • Excellent current-limiting characteristics.
  • Double visual indicator for simplified maintenance.
  • Low I²t values help protect expensive semiconductor devices.
  • Compatible with standard NH Size 000 fuse systems.

Key Features

  • Mersen Protistor® semiconductor protection fuse.
  • Catalogue number: NH000UD69V50PV.
  • Item number: G320051.
  • NH Size 000 square-body construction.
  • aR utilisation category.
  • 50 A rated current.
  • 690 V AC IEC / 700 V AC UL.
  • Double visual operating indicator.
  • Silver-plated plain blade contacts.
  • Pure silver fuse elements.

Fast Protection for Sensitive Power Electronics

Power semiconductor devices require protection that reacts within milliseconds during fault conditions. The NH000UD69V50PV rapidly interrupts short-circuit currents, limiting the thermal and mechanical stress applied to valuable electronic components and helping reduce equipment downtime.

Its low I²t characteristics and high interrupting capacity make this Protistor® fuse suitable for modern industrial power conversion equipment where dependable semiconductor protection is essential.

Typical Applications

  • Variable frequency drives (VFDs).
  • Industrial motor drives.
  • Power converters.
  • Industrial rectifiers.
  • UPS systems.
  • Renewable energy converters.
  • Industrial automation equipment.
  • Semiconductor protection systems.

Technical Specifications

Item number G320051
Catalogue No NH000UD69V50PV
Description Square Body High-Speed Fuse Protistor® NH Size 000 aR 690VAC IEC 700VAC UL 50A With Double indicator Plain Blades
EAN/UPC Code 3605340358162
Rated voltage AC UL 700 V
Rated voltage AC IEC 690 V
Ampere Rating 50 A
AC or DC AC
Speed/Characteristic aR
Fuse Size NH000
Mounting Clip
Clearing I2t At Rated Voltage 630 A²s
Melting I2t 110 A²s
AC Max I.R./Breaking Capacity I1: 80 kA
Indication System Yes
Indication System Type Double indicator
Connection/Terminal Material Brass
Connection/Terminal Type Plain Blades
Product Width 21 mm
Product Length 78.5 mm
Product Height 52.5 mm
Sell Pack Quantity 3 EA
Sell Pack Weight 0.39 kg
Sell Pack Width 64 mm
Sell Pack Length 80 mm
Sell Pack Height 54 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.13 kg
Power Dissipation at Rated Current Value 9.7 W
HS Code 85361050
Country of Manufacture Tunisia
Fuse Type PV (gPV), Semiconductor
Fuse Size NH000
Fuse Class aR
Voltage 690 V

Frequently Asked Questions

What is the Mersen NH000UD69V50PV used for?

It is a high-speed semiconductor fuse designed to protect IGBTs, thyristors, diodes and other power semiconductor devices against short-circuit faults.

What is the current rating of this fuse?

The NH000UD69V50PV has a 50 A rated current.

What voltage is the fuse rated for?

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

What does the aR fuse classification mean?

aR fuses provide ultra-fast partial-range protection specifically for semiconductor devices against short-circuit faults.

Which equipment commonly uses this fuse?

It is widely used in industrial drives, converters, rectifiers, UPS systems and renewable energy power conversion equipment.

Trusted for Industrial Semiconductor Protection

Mersen Protistor® semiconductor fuses are trusted worldwide by OEM manufacturers, panel builders and industrial engineers for dependable protection of critical power electronic systems.

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