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MERSEN FUSE 6,900 CP GR 14.51 0010 FR14GR69V10
The Protistor® FR14GR69V10 is a high-speed cylindrical fuse offering reliable short-circuit and overload protection for circuits up to 690VAC, with a 10A rating and gR characteristic.
£6.68
Why Choose the Mersen FR14GR69V10 Protistor® High-Speed Fuse?
The Mersen FR14GR69V10 is a premium Protistor® high-speed cylindrical semiconductor fuse designed to deliver reliable protection for sensitive power semiconductor devices. Engineered for demanding industrial applications, it provides full-range gR protection against overloads and short circuits, helping maximise equipment uptime while protecting valuable electronic components.
Manufactured in accordance with IEC 60269-1 and IEC 60269-4, the FR14GR69V10 features a robust 14 × 51 mm cylindrical design suitable for installation in compatible fuse holders. Its high interrupting capacity and low energy let-through characteristics make it ideal for protecting modern power electronics and industrial automation equipment.
With a 10 A current rating and a 690 V AC IEC rated voltage, this high-speed fuse is commonly used in variable speed drives, UPS systems, power converters and industrial inverter applications where dependable semiconductor protection is essential.
Key Advantages
- High-speed gR semiconductor protection fuse.
- 10 A current rating for industrial power electronics.
- 690 V AC IEC rated voltage.
- Provides full-range protection against overloads and short circuits.
- High breaking capacity for demanding industrial applications.
- Standard 14 × 51 mm cylindrical format for worldwide compatibility.
Key Features
- Mersen Protistor® semiconductor fuse series.
- Catalogue number: FR14GR69V10.
- 10 A rated current.
- 690 V AC IEC rated voltage.
- gR operating class for full-range semiconductor protection.
- 14 × 51 mm cylindrical body.
- Extremely high interrupting rating.
- Designed to IEC 60269-1 and IEC 60269-4.
Reliable Semiconductor Protection
High-speed semiconductor fuses are specifically developed to protect sensitive electronic components such as IGBTs, thyristors, SCRs, diodes and rectifiers from damaging fault currents. Their rapid operating characteristics interrupt faults before semiconductor devices reach destructive thermal limits, improving equipment reliability and reducing maintenance costs.
The Mersen Protistor® range is trusted worldwide in industrial automation, renewable energy, UPS systems and motor drive applications where dependable semiconductor protection is critical for safe and efficient operation.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial inverters.
- UPS systems.
- Power converters.
- Semiconductor protection circuits.
- Industrial automation equipment.
Technical Specifications
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| Fuse Type | Semiconductor | |
|---|---|---|
| Fuse Size | 14x51 mm | |
| Fuse Class | gR | |
| Voltage | 690 V | |
| Item number | C1017200 | |
| Catalogue No | FR14GR69V10 | |
| Description | High-Speed Cylindrical Fuse Protistor® Size 14x51 gR 690VAC IEC 10A | |
| EAN/UPC Code | 3605340506938 | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 10 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gR | |
| Fuse Size | 14x51 | |
| Mounting | Clip | |
| Clearing I2t At Rated Voltage | 45 A²s | |
| Melting I2t | 4.3 A²s | |
| AC Max I.R./Breaking Capacity | I1: 160 kA | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | Ferrule | |
| Product Diameter | 14.3 mm | |
| Product Length | 51 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.2 kg | |
| Sell Pack Width | 75 mm | |
| Sell Pack Length | 104 mm | |
| Sell Pack Height | 16 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.02 kg | |
| Power Dissipation at Rated Current Value | 2.95 W | |
| HS Code | 85361010 | |
| Country of Manufacture | Tunisia |
Frequently Asked Questions
What is the Mersen FR14GR69V10 used for?
It is designed to provide full-range protection for semiconductor devices used in industrial power electronic equipment.
What is the current rating of this fuse?
The fuse has a 10 A current rating.
What voltage is this fuse rated for?
The FR14GR69V10 is rated for 690 V AC operation in accordance with IEC standards.
What does the gR operating class mean?
The gR operating class provides full-range protection against overload and short-circuit faults for power semiconductor devices.
Where is this fuse commonly installed?
It is commonly installed in compatible fuse holders within motor drives, UPS systems, inverters, converters and industrial control equipment.
Trusted by Industrial Engineers Worldwide
Mersen Protistor® semiconductor fuses are trusted globally for delivering dependable high-speed protection for critical industrial power electronic systems and automation equipment.
