Why Choose the Mersen NH1UD69V100PV Protistor® High Speed Fuse?
The Mersen NH1UD69V100PV is a premium Protistor® high speed semiconductor fuse engineered to provide exceptional protection for modern power electronic equipment. Specifically designed to safeguard IGBTs, thyristors, diodes and other semiconductor devices, it delivers ultra-fast fault interruption to minimise equipment damage and maximise system reliability.
Manufactured in the standard NH Size 1 format, this square body fuse complies with DIN NH system requirements for worldwide compatibility with NH fuse bases, fuse switch disconnectors and industrial switchgear. Pure silver fuse elements embedded in solidified silica sand provide excellent current limiting characteristics, low I²t values and a high interrupting rating for demanding industrial environments.
With a 100 A current rating, 690 V AC IEC / 700 V AC UL voltage rating and an aR operating characteristic, the NH1UD69V100PV is ideally suited to protecting variable frequency drives, industrial inverters, UPS systems, rectifiers and renewable energy power conversion equipment.
Key Advantages
- Designed specifically for semiconductor protection.
- 100 A rated current for industrial power electronic applications.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Ultra-fast aR operating characteristic.
- 170 kA breaking capacity for dependable fault interruption.
- Double visual indicator for fast maintenance and fuse status identification.
Key Features
- Mersen Protistor® semiconductor fuse.
- Model: NH1UD69V100PV.
- 100 A rated current.
- 690 V AC IEC / 700 V AC UL.
- NH Size 1 square body construction.
- aR high-speed semiconductor protection.
- Double visual operation indicator.
- Silver-plated plain blade terminals.
- Pure silver fuse elements for low energy let-through.
- Compatible with optional field-mountable microswitch accessories.
Reliable Semiconductor Protection
High speed semiconductor fuses are designed to interrupt fault currents before expensive power electronic components can be damaged. Their rapid operation limits thermal stress and significantly reduces the energy transferred to protected devices, helping extend equipment life and minimise costly downtime.
The Mersen NH1UD69V100PV is widely used throughout industrial automation, renewable energy systems, motor drives, UPS installations and power conversion equipment where dependable semiconductor protection is essential.
Typical Applications
- Variable frequency drives (VFDs).
- Variable speed drives (VSDs).
- Industrial inverters and converters.
- Rectifier equipment.
- UPS systems.
- Renewable energy power converters.
- Industrial automation equipment.
- Semiconductor protection circuits.
