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MERSEN FUSE 6,9 GS 1 PV 280 NH1GS69V280PV
High-speed Protistor® NH Size 0 fuse with gS characteristic, rated 280A at 690VAC IEC and 700VAC UL, featuring double indicator and plain blade terminals for reliable semiconductor protection.
£67.70
Why Choose the Mersen NH1GS69V280PV Protistor® High-Speed Fuse?
The Mersen NH1GS69V280PV (Item Number L302897) is a premium Protistor® NH Size 1 gS high-speed semiconductor fuse engineered to provide comprehensive protection for modern power electronic equipment. Rated at 280 A with a voltage rating of 690 V AC (IEC) / 700 V AC (UL), it is specifically designed to protect semiconductors, cables and associated equipment against both overload and short-circuit conditions.
Featuring a gS utilisation category, the NH1GS69V280PV provides full-range protection for power semiconductors including IGBTs, thyristors, GTOs and diodes. Manufactured using precision die-cut pure silver fuse elements embedded in solidified silica sand, the fuse delivers exceptionally low let-through energy, outstanding current limitation and a high interrupting capacity for maximum equipment protection.
Built to DIN NH standards with plain blade contacts and a double visual indicator, this Protistor® fuse integrates seamlessly into NH modular fuse holders and switch disconnectors, making it ideal for industrial drives, renewable energy systems, UPS installations and power conversion equipment worldwide.
Key Advantages
- Full-range gS semiconductor protection.
- 280 A current rating for demanding industrial applications.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Protects both semiconductor devices and associated wiring.
- Very low I²t reduces stress on sensitive electronic components.
- Double indicator enables fast fuse status identification.
Key Features
- Mersen Protistor® NH1GS69V280PV.
- Item number L302897.
- NH Size 1 square-body fuse.
- 280 A nominal current rating.
- 690 V AC IEC / 700 V AC UL.
- gS utilisation category.
- Plain silver-plated blade contacts.
- Double visual indication system.
- Pure silver fuse elements.
- Solidified silica sand filling.
- Non-magnetic construction.
Designed for Advanced Semiconductor Protection
Unlike conventional industrial fuses, Protistor® gS semiconductor fuses provide full-range protection by clearing both overloads and short circuits. Their extremely fast operating characteristics significantly reduce thermal and mechanical stress on semiconductor devices, extending equipment life while minimising costly downtime.
The NH1GS69V280PV is designed for worldwide compatibility with NH modular fuse holders and fuse switch disconnectors conforming to DIN standards. Its double visual indicator simplifies maintenance while ensuring rapid identification following fuse operation.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial power converters.
- Renewable energy inverter systems.
- UPS systems.
- Motor drives and servo systems.
- Protection of IGBTs, thyristors, GTOs and diode modules.
- Industrial rectifiers.
- Power conversion equipment.
Technical Specifications
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| Fuse Indication | Dual indicator | |
|---|---|---|
| Fuse Type | PV (gPV), Semiconductor | |
| Fuse Size | NH0 | |
| Fuse Class | gS | |
| Voltage | 690 V | |
| Item number | L302897 | |
| Catalogue No | NH1GS69V280PV | |
| Description | Square Body High-Speed Fuse Protistor® NH Size 0 gS 690VAC IEC 700VAC UL 280A With Double indicator Plain Blades | |
| EAN/UPC Code | 3605340375053 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 280 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gS | |
| Fuse Size | NH0 | |
| Mounting | Clip | |
| Clearing I2t At Rated Voltage | 93000 A²s | |
| Melting I2t | 18665 A²s | |
| AC Max I.R./Breaking Capacity | I1: 160 kA | |
| Indication System | Yes | |
| Indication System Type | Double indicator | |
| Connection/Terminal Material | Brass | |
| Connection/Terminal Type | Plain Blades | |
| Product Width | 40 mm | |
| Product Length | 135 mm | |
| Product Height | 64 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 1.2999 kg | |
| Sell Pack Width | 125 mm | |
| Sell Pack Length | 140 mm | |
| Sell Pack Height | 70 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.4333 kg | |
| Power Dissipation at Rated Current Value | 33 W | |
| HS Code | 85361090 | |
| Country of Manufacture | Tunisia |
Frequently Asked Questions
What is the Mersen NH1GS69V280PV used for?
The NH1GS69V280PV protects power semiconductor devices and associated equipment against overloads and short circuits in industrial power electronic systems.
What does the gS utilisation category mean?
The gS category provides full-range protection, safeguarding both semiconductor devices and associated wiring against overload and fault currents.
What is the current rating?
The fuse has a nominal current rating of 280 A.
What voltage is this fuse rated for?
The NH1GS69V280PV is rated at 690 V AC (IEC) and 700 V AC (UL).
Which semiconductor devices can it protect?
It is designed for protecting IGBTs, thyristors, GTOs, diodes and other sensitive semiconductor devices used in industrial power conversion equipment.
Trusted Semiconductor Protection Worldwide
Mersen Protistor® NH semiconductor fuses are trusted worldwide by OEMs, electrical engineers and panel builders for reliable protection of industrial power electronic equipment.
