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MERSEN FUSE 6,9 GRB 72 EF 0630 V301341
High-speed Protistor® fuse with gR characteristic rated at 690VAC and 630A, featuring striker indication and open slot blades for reliable semiconductor protection.
£154.24
Why Choose the Mersen V301341 High-Speed Semiconductor Fuse?
The Mersen V301341 is a premium Protistor® Size 72 square body high-speed semiconductor fuse engineered to provide comprehensive protection for modern power electronic equipment. Featuring a gR full-range operating characteristic, it protects semiconductor devices against both overloads and short-circuit faults, making it an excellent choice for demanding industrial power conversion applications.
As part of the trusted Mersen Protistor® Size 72 gR series, the V301341 is manufactured using pure silver fuse elements embedded in solidified silica sand to deliver low let-through energy (I²t), high interrupting performance and exceptional reliability. Silver-plated contact surfaces and non-magnetic hardware further enhance long-term electrical performance.
Rated at 630 A with a 690 V AC IEC voltage rating, the V301341 is ideally suited to industrial drives, UPS systems, converters, renewable energy equipment and traction applications. The square body design incorporates open slot blade terminals and an integrated striker indicator for reliable installation and simplified maintenance.
Key Advantages
- Full-range gR semiconductor fuse providing overload and short-circuit protection.
- 630 A current rating for demanding industrial applications.
- 690 V AC IEC voltage rating.
- Designed to protect IGBTs, thyristors, diodes and other semiconductor devices.
- Low I²t performance helps minimise damage during fault conditions.
- Integrated striker indicator simplifies maintenance and monitoring.
Key Features
- Mersen Protistor® Size 72 semiconductor fuse.
- 630 A rated current.
- 690 V AC IEC voltage rating.
- gR full-range operating characteristic.
- Square body construction.
- Open slot blade terminals.
- Integrated striker indicator.
- Silver-plated contact surfaces for dependable electrical conductivity.
Reliable Protection for Industrial Power Electronics
Full-range gR semiconductor fuses provide protection against both overloads and short circuits, making them ideal for safeguarding expensive semiconductor devices used in industrial power conversion equipment. Their fast response limits fault energy while maintaining reliable protection across a wide operating range.
The Mersen Protistor® Size 72 series is trusted by OEMs and industrial engineers worldwide for applications requiring dependable semiconductor protection, high interrupting performance and long service life.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial power converters.
- Renewable energy inverters.
- UPS systems.
- Motor control centres.
- Traction and rail equipment.
- Industrial automation systems.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Voltage | 630 V | |
| Fuse Type | Semiconductor | |
| Fuse Class | gR | |
| Item number | V301341 | |
| Catalogue No | PC72GB69V630EF | |
| Description | Square Body High-Speed Fuse Protistor® Size 72 gR 690VAC IEC 630A With Striker Open Slot Blades | |
| EAN/UPC Code | 3605340340006 | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 630 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gR | |
| Fuse Size | 72 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 730 kA²s | |
| Melting I2t | 123.8 kA²s | |
| AC Max I.R./Breaking Capacity | I1: 150 kA | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | Open Slot Blades | |
| Product Width | 59 mm | |
| Product Length | 149.4 mm | |
| Product Height | 63 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 2.274 kg | |
| Sell Pack Width | 157 mm | |
| Sell Pack Length | 205 mm | |
| Sell Pack Height | 80 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.758 kg | |
| Power Dissipation at Rated Current Value | 86 W | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen V301341 used for?
The V301341 is designed to provide full-range protection for semiconductor devices used in industrial power electronic equipment, protecting against both overloads and short-circuit faults.
What is the current rating of this fuse?
The Mersen V301341 has a 630 A current rating.
What voltage is the fuse rated for?
The fuse is rated for 690 V AC IEC.
What does the gR fuse characteristic mean?
The gR operating characteristic provides full-range protection for semiconductor devices by interrupting both overload and short-circuit faults.
Where is the V301341 commonly installed?
The fuse is commonly installed in industrial drives, converters, UPS systems, renewable energy equipment and other semiconductor-based power conversion systems.
Trusted for Industrial Semiconductor Protection
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs and industrial engineers for delivering dependable protection of critical semiconductor devices in demanding industrial power systems.
