Why Choose the Mersen NH00UD69V315PV Protistor® High Speed Fuse?
The Mersen NH00UD69V315PV is a premium Protistor® high speed square body semiconductor fuse engineered to provide exceptional protection for modern power electronic equipment. Designed for safeguarding IGBTs, thyristors, diodes and other semiconductor devices, this fuse delivers ultra-fast fault interruption to minimise equipment damage and maximise system reliability.
Manufactured to DIN NH Size 00 standards, the NH00UD69V315PV offers worldwide compatibility with NH modular fuse holders and fuse switch disconnectors. Its advanced construction incorporates pure silver fuse elements embedded in solidified sand, producing low I²t characteristics and outstanding current limiting performance for demanding industrial applications.
With a 315 A current rating, 690 V AC IEC / 700 V AC UL voltage rating and aR operating characteristic, the Mersen NH00UD69V315PV is ideally suited for variable frequency drives, power converters, UPS systems and renewable energy equipment requiring dependable semiconductor protection.
Key Advantages
- Designed specifically for semiconductor protection.
- 315 A rated current for industrial power electronics.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Ultra-fast aR operating characteristic.
- 170 kA breaking capacity for outstanding fault protection.
- Double visual indicator for simplified maintenance.
Key Features
- Mersen Protistor® semiconductor fuse.
- Catalogue number: NH00UD69V315PV.
- 315 A rated current.
- 690 V AC IEC / 700 V AC UL.
- NH Size 00 square body design.
- aR ultra-fast semiconductor protection.
- Double visual trip indicator.
- Plain blade terminals with silver-plated contacts.
- Pure silver fuse elements embedded in solidified sand.
- Compatible with field-mountable microswitch accessories.
Reliable Semiconductor Protection
High speed semiconductor fuses are specifically engineered to interrupt fault currents before they can damage expensive power electronic components. Their low let-through energy reduces thermal stress and helps maximise the service life of converters, inverters, rectifiers and industrial motor drives.
The Mersen Protistor® NH00UD69V315PV is widely used throughout industrial automation, renewable energy, UPS installations and power conversion equipment where dependable semiconductor protection and high interrupting capacity are essential.
Typical Applications
- Variable frequency drives (VFDs).
- Variable speed drives (VSDs).
- Power converters and rectifiers.
- Industrial UPS systems.
- Renewable energy inverters.
- Motor control centres.
- Industrial automation equipment.
- Semiconductor protection circuits.
