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.
