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MERSEN FUSE 6,9 GS 2 PV 0350 X322480
High-speed gS characteristic fuse with double indicator, rated 350A, 690VAC IEC and 700VAC UL, designed for semiconductor protection and industrial applications.
£80.13
Why Choose the Mersen NH2GS69V350PV Protistor® High-Speed Fuse?
The Mersen NH2GS69V350PV is a premium NH Size 2 high-speed semiconductor protection fuse engineered to provide fast and reliable protection for sensitive power electronic equipment. Part of the renowned Mersen Protistor® gS fuse range, it is designed to safeguard semiconductors such as IGBTs, diodes, thyristors and other power conversion components used in demanding industrial applications.
Designed for maximum reliability and performance, the NH2GS69V350PV combines rapid fault interruption with a high breaking capacity to minimise damage caused by short circuits and overload conditions. Its silver-plated contacts, high-purity silver fuse elements and robust construction ensure dependable operation while helping extend the service life of valuable electrical equipment.
With a 350 A current rating and 690 V AC IEC / 700 V AC UL voltage rating, this Protistor® fuse is ideal for variable speed drives, UPS systems, industrial power converters, motor drives and renewable energy applications requiring high-speed semiconductor protection.
Key Advantages
- High-speed gS semiconductor protection fuse for critical power electronics.
- 350 A current rating for demanding industrial applications.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Protects IGBTs, thyristors, diodes and other semiconductor devices.
- High 160 kA breaking capacity for dependable fault clearance.
- Double visual indicator simplifies maintenance and replacement.
Key Features
- Mersen Protistor® NH gS series.
- NH Size 2 square body fuse.
- 350 A rated current.
- 690 V AC IEC / 700 V AC UL rated voltage.
- 160 kA AC breaking capacity.
- Double fuse operation indicator.
- Silver-plated contacts for improved conductivity.
- Designed for semiconductor and power conversion protection.
Reliable Protection for Power Electronics
High-speed semiconductor fuses are specifically designed to protect sensitive electronic components from destructive fault currents. The Mersen Protistor® range delivers extremely fast interruption characteristics, helping minimise thermal and electrical stress on expensive equipment while improving overall system reliability.
The NH2GS69V350PV is widely specified by engineers for industrial drives, power conversion equipment and renewable energy installations where dependable semiconductor protection is essential for maintaining operational continuity and reducing downtime.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- Power converters and inverters.
- UPS and power supply systems.
- Renewable energy and solar power equipment.
- Semiconductor protection in industrial automation.
Technical Specifications
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| Fuse Indication | Dual indicator | |
|---|---|---|
| Fuse Type | PV (gPV), Semiconductor | |
| Fuse Size | NH2 | |
| Fuse Class | gS | |
| Voltage | 690 V | |
| Item number | X322480 | |
| Catalogue No | NH2GS69V350PV | |
| Description | Square Body High-Speed Fuse Protistor® NH Size 2 gS 690VAC IEC 700VAC UL 350A With Double indicator | |
| EAN/UPC Code | 3605340360301 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 350 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gS | |
| Fuse Size | NH2 | |
| Mounting | Clip | |
| Clearing I2t At Rated Voltage | 191 kA²s | |
| Melting I2t | 38.31 kA²s | |
| AC Max I.R./Breaking Capacity | I1: 160 kA | |
| Indication System | Yes | |
| Indication System Type | Double indicator | |
| Connection/Terminal Material | Copper | |
| Connection/Terminal Type | Plain Blades | |
| Product Width | 52 mm | |
| Product Length | 150 mm | |
| Product Height | 74 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 1.9299 kg | |
| Sell Pack Width | 155 mm | |
| Sell Pack Length | 160 mm | |
| Sell Pack Height | 80 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.6433 kg | |
| Power Dissipation at Rated Current Value | 38 W | |
| HS Code | 85361090 | |
| Country of Manufacture | Tunisia |
Frequently Asked Questions
What is the Mersen NH2GS69V350PV used for?
It is a high-speed semiconductor protection fuse designed to protect power electronic devices such as IGBTs, thyristors and diodes from fault currents.
What is the current rating of this fuse?
The NH2GS69V350PV has a 350 A rated current.
What voltage is this fuse designed for?
The fuse is rated for 690 V AC (IEC) and 700 V AC (UL) applications.
What does the gS fuse characteristic mean?
The gS characteristic provides full-range protection for semiconductor devices, offering both overload and short-circuit protection.
Where is this fuse commonly installed?
It is commonly installed in industrial drives, power converters, UPS systems, renewable energy equipment and other semiconductor-based power control systems.
Trusted for Critical Power Protection
Mersen Protistor® semiconductor fuses are trusted by electrical engineers and OEM manufacturers worldwide to provide fast, dependable protection for modern power conversion and industrial automation equipment.
