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MERSEN FUSE 6,921 CP GR 22.58 0025 FR22GR69V25T
High-speed cylindrical fuse with integrated striker for semiconductor protection, rated 25A at 690V AC, size 22x58mm.
£10.00
Why Choose the Mersen FR22GR69V25T Protistor® High-Speed Fuse?
The Mersen FR22GR69V25T is a Protistor® high-speed cylindrical semiconductor fuse designed to provide full-range protection for sensitive power semiconductor devices used in industrial power electronic systems. Classified as a gR semiconductor fuse, it complies with IEC 60269-1 and IEC 60269-4, delivering rapid interruption of overload and short-circuit faults to help maximise equipment reliability and minimise downtime.
Manufactured by Mersen, the FR22GR69V25T is ideal for protecting IGBTs, thyristors, diodes and rectifiers used in variable frequency drives, UPS systems, industrial inverters and power conversion equipment. Its integrated striker (trip indicator) provides clear mechanical indication after fuse operation and can be used with compatible fuse holders for remote signalling.
With a 25 A current rating, a 690 V AC IEC / 700 V AC UL voltage rating and a compact 22 × 58 mm cylindrical body, the FR22GR69V25T combines dependable semiconductor protection with easy installation in industrial control panels and electrical equipment.
Key Advantages
- Fast-acting gR semiconductor protection fuse.
- 25 A rated current for industrial power electronics.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Integrated striker (trip indicator) for fuse status indication.
- Full-range protection against overloads and short circuits.
- Compact 22 × 58 mm cylindrical construction.
Key Features
- Mersen Protistor® Series.
- Catalogue number: FR22GR69V25T.
- Item number: Z1018623.
- gR utilisation category.
- 25 A rated current.
- 690 V AC IEC / 700 V AC UL rated voltage.
- 22 × 58 mm cylindrical ceramic fuse.
- Integrated striker for indication and optional remote signalling.
Reliable Semiconductor Protection for Industrial Equipment
The Mersen FR22GR69V25T has been engineered to rapidly interrupt excessive fault currents before they can damage costly semiconductor devices. Its current-limiting characteristics minimise thermal and electrical stress, helping extend equipment life and improve overall system reliability.
The integrated striker provides positive indication when the fuse has operated, enabling faster maintenance and supporting remote indication systems where compatible fuse holders are installed. As a gR class fuse, it offers full-range protection against both overloads and short circuits.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- UPS systems.
- Industrial inverters.
- Power converters and rectifiers.
- Protection of IGBTs, thyristors and other semiconductor devices.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Size | 22x58 mm | |
| Fuse Class | gR | |
| Voltage | 690 V | |
| Item number | Z1018623 | |
| Catalogue No | FR22GR69V25T | |
| Description | High-Speed Cylindrical Fuse Protistor® Size 22x58 gR 690VAC IEC 25A With Striker | |
| EAN/UPC Code | 3605340513882 | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 25 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gR | |
| Fuse Size | 22x58 | |
| Mounting | Clip | |
| Clearing I2t At Rated Voltage | 315 A²s | |
| Melting I2t | 38.6 A²s | |
| AC Max I.R./Breaking Capacity | I1: 160 kA | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | Ferrule | |
| Product Diameter | 22.2 mm | |
| Product Length | 58 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.6 kg | |
| Sell Pack Width | 111 mm | |
| Sell Pack Length | 117 mm | |
| Sell Pack Height | 23 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.06 kg | |
| Power Dissipation at Rated Current Value | 7.65 W | |
| HS Code | 85361050 | |
| Country of Manufacture | Tunisia |
Frequently Asked Questions
What is the Mersen FR22GR69V25T used for?
It provides full-range protection for power semiconductor devices used in industrial drives, UPS systems, inverters and power electronic equipment.
What is the current rating of this fuse?
The Mersen FR22GR69V25T has a rated current of 25 A.
What voltage is the FR22GR69V25T rated for?
The fuse is rated for 690 V AC (IEC) and 700 V AC (UL) applications.
What is the purpose of the integrated striker?
The integrated striker provides mechanical indication after fuse operation and can be used for remote signalling with compatible fuse holders.
Where is the FR22GR69V25T commonly installed?
It is commonly installed in industrial drives, converters, UPS systems, inverters and other equipment containing sensitive power semiconductors.
Trusted Protection for Industrial Power Electronics
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, machine builders and industrial engineers for dependable protection of critical power electronic systems.
