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MERSEN FUSE 6,921 CP URGD 27.60 100 6,921CPURGD27.60/100
High-speed fuse designed for reliable protection of semiconductor devices and power circuits up to 690VAC with integrated striker for status indication.
£46.34
Why Choose the Mersen C076822 Protistor® High-Speed Fuse?
The Mersen C076822, catalogue number FR27UD69V100T, is a Protistor® high-speed cylindrical semiconductor fuse engineered to provide ultra-fast short-circuit protection for sensitive power semiconductor devices. Designed in accordance with IEC 60269-1 and IEC 60269-4, this fuse protects IGBTs, thyristors, power diodes and rectifiers used in demanding industrial power electronic systems.
Part of the proven Protistor® 27 × 60 mm URGD series, the FR27UD69V100T features an integrated mechanical striker for fuse-operation indication, enabling rapid fault identification and reducing maintenance downtime. Its current-limiting design minimises thermal and electrical stress on valuable semiconductor components.
With a 100 A current rating, 690 V AC IEC voltage rating and an extremely high breaking capacity, the C076822 is ideally suited to industrial drives, converters, UPS systems, renewable energy equipment and other power electronic applications requiring dependable semiconductor protection.
Key Advantages
- Ultra-fast aR semiconductor protection.
- 100 A rated current.
- 690 V AC IEC voltage rating.
- Integrated mechanical striker for blown-fuse indication.
- High current-limiting performance reduces semiconductor damage.
- Compact 27 × 60 mm cylindrical design.
- Designed for demanding industrial power-electronic applications.
Key Features
- Mersen Protistor® high-speed semiconductor fuse.
- Item number: C076822.
- Catalogue number: FR27UD69V100T.
- 100 A rated current.
- 690 V AC IEC rated voltage.
- aR utilisation category.
- Integrated mechanical striker.
- Silver-plated copper ferrules.
- High-strength ceramic body.
- RoHS compliant.
Designed for Semiconductor Protection
The Mersen C076822 is specifically engineered to protect high-value semiconductor devices from destructive short-circuit currents. Its aR operating characteristic provides extremely rapid fault clearing while minimising let-through energy, helping to maximise the service life of IGBTs, SCRs, diodes and other semiconductor components.
The integrated striker provides immediate indication when the fuse has operated, allowing compatible fuse holders or microswitches to provide local or remote status indication for improved maintenance efficiency.
Typical Applications
- Variable frequency drives.
- Industrial motor drives.
- Power converters.
- Rectifiers.
- UPS systems.
- Renewable energy inverters.
- Semiconductor protection circuits.
- Industrial automation equipment.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Size | 27x60 mm | |
| Fuse Class | aR | |
| Voltage | 690 V | |
| Item number | C076822 | |
| Catalogue No | FR27UD69V100T | |
| Description | High-Speed Cylindrical Fuse Protistor® Size 27x60 aR 690VAC IEC 100A With Striker | |
| EAN/UPC Code | 3605340019995 | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 100 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 27x60 | |
| Mounting | Clip | |
| Clearing I2t At Rated Voltage | 6.8 kA²s | |
| Melting I2t | 1.62 kA²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Design Details | URGD | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | Ferrule | |
| Product Diameter | 27 mm | |
| Product Length | 60.3 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.8 kg | |
| Sell Pack Width | 123 mm | |
| Sell Pack Length | 138 mm | |
| Sell Pack Height | 30 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.08 kg | |
| Power Dissipation at Rated Current Value | 27 W | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen C076822?
The C076822 is the Mersen Protistor® FR27UD69V100T high-speed cylindrical semiconductor fuse rated at 100 A and 690 V AC.
What does the aR fuse characteristic mean?
The aR characteristic provides ultra-fast short-circuit protection for semiconductor devices. Separate overload protection should normally be provided elsewhere in the circuit.
Does the C076822 include a striker?
Yes. The FR27UD69V100T incorporates an integrated mechanical striker for fuse-operation indication.
What applications is the C076822 suitable for?
It is suitable for protecting industrial drives, converters, UPS systems, rectifiers, inverters and other power electronic equipment containing semiconductor devices.
Which fuse size does this product use?
The Mersen C076822 is manufactured in the standard 27 × 60 mm cylindrical format.
Trusted for Industrial Semiconductor Protection
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, panel builders and electrical engineers for reliable protection of critical power electronic systems.
