Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
MERSEN FUSE 6,9 GS 000 PV 020 NH000GS69V20PV
High-speed gS characteristic fuse with dual visual indicators for semiconductor protection in industrial power distribution systems. Rated 20A, 690VAC IEC, 700VAC UL with ceramic body and brass terminals.
£20.91
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.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Indication | Dual indicator | |
|---|---|---|
| Fuse Type | PV (gPV), Semiconductor | |
| Fuse Size | NH000 | |
| Fuse Class | gS | |
| Voltage | 690 V | |
| Item number | Q322037 | |
| Catalogue No | NH000GS69V20PV | |
| Description | Square Body High-Speed Fuse Protistor® NH Size 000 gS 690VAC IEC 700VAC UL 20A With Double indicator | |
| EAN/UPC Code | 3605340359794 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 20 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gS | |
| Fuse Size | NH000 | |
| Mounting | Clip | |
| Clearing I2t At Rated Voltage | 54 A²s | |
| Melting I2t | 10 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 | 21 mm | |
| Product Length | 78.5 mm | |
| Product Height | 52.5 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 0.3798 kg | |
| Sell Pack Width | 70 mm | |
| Sell Pack Length | 85 mm | |
| Sell Pack Height | 65 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.1266 kg | |
| Power Dissipation at Rated Current Value | 6 W | |
| HS Code | 85361050 | |
| Country of Manufacture | Tunisia |
Frequently Asked Questions
What is the Mersen NH000GS69V20PV used for?
It provides full-range protection for semiconductor devices used in industrial drives, converters, rectifiers, UPS systems and other power electronic equipment.
What is the current rating of this fuse?
The Mersen NH000GS69V20PV has a 20 A current rating.
What voltage is this fuse rated for?
It is rated for 690 V AC (IEC) and 700 V AC (UL) applications.
What does the gS operating class mean?
The gS utilisation category provides full-range protection for semiconductor devices, protecting against both overloads and short-circuit faults.
Does this fuse include an indicator?
Yes. The NH000GS69V20PV incorporates a double visual indicator to simplify maintenance and fuse replacement.
Trusted by Industrial Engineers Worldwide
Mersen Protistor® semiconductor fuses are trusted worldwide by engineers and OEM manufacturers to provide dependable high-speed protection for critical industrial power electronic systems.
