Why Choose the Mersen NH000GS69V20PV Protistor® Semiconductor Fuse?
The Mersen NH000GS69V20PV is a high-speed NH Size 000 Protistor® semiconductor fuse designed to provide comprehensive protection for modern power semiconductor devices used in industrial drives, converters, rectifiers, UPS systems and renewable energy applications. As part of Mersen's trusted gS full-range semiconductor protection range, this fuse offers exceptional protection against both overload and short-circuit faults while maintaining excellent current-limiting performance.
Designed to DIN NH standards for worldwide compatibility, the NH000GS69V20PV features high-purity silver fuse elements embedded in solidified silica sand to minimise let-through energy and provide rapid fault clearance. Silver-plated contact blades ensure excellent conductivity and long service life, while the integrated double visual indicator enables fast identification of an operated fuse during maintenance.
Rated at 20 A with a 690 V AC IEC / 700 V AC UL voltage rating, this NH Size 000 fuse is ideally suited to protecting IGBTs, thyristors, diodes and other semiconductor devices in demanding industrial power conversion equipment requiring dependable, high-speed protection.
Key Advantages
- High-speed Protistor® semiconductor protection fuse.
- 20 A rated current for industrial power electronic applications.
- 690 V AC IEC / 700 V AC UL voltage rating.
- gS operating class provides full-range semiconductor protection.
- Excellent current-limiting performance reduces fault energy.
- Double visual indicator for rapid fuse status identification.
Key Features
- Mersen Protistor® semiconductor fuse series.
- 20 A rated current.
- 690 V AC IEC / 700 V AC UL rated voltage.
- gS full-range semiconductor protection.
- NH Size 000 square-body construction.
- Double indicator system.
- Silver-plated plain blade contacts.
- Pure silver fuse elements with silica sand filling.
- 160 kA AC breaking capacity.
- Power dissipation: 6 W.
Reliable Full-Range Protection for Power Electronics
The Mersen NH000GS69V20PV has been engineered to protect sensitive semiconductor devices by interrupting fault currents extremely quickly while limiting the energy transmitted into the protected circuit. The gS operating characteristic provides both overload and short-circuit protection, making it suitable for applications requiring comprehensive semiconductor protection.
Designed for use in standard NH fuse systems, the fuse installs easily into compatible NH fuse holders and fuse-switch disconnectors used throughout industrial automation, power conversion and OEM machinery. Its high interrupting capacity and low I²t values help maximise equipment reliability and minimise costly downtime.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial converters and rectifiers.
- Power inverters.
- UPS systems.
- Motor control equipment.
- Industrial automation systems.
- Renewable energy power converters.
- OEM electrical equipment.
