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MERSEN FUSE CC6,621 CP GRB 27.60 110 CC6,621CPGRB27.60110
Mersen S076307 FD27GB66V110T Protistor high-speed cylindrical semiconductor fuse rated at 110 A and 660 V DC with integrated striker for semiconductor protection.
£106.20
Why Choose the Mersen S076307 Protistor High-Speed Fuse?
The Mersen S076307, catalogue number FD27GB66V110T, is a high-speed cylindrical semiconductor fuse developed to provide reliable protection for sensitive DC power electronic equipment against overloads and short-circuit faults. As part of the Mersen Protistor® 27 × 60 mm gR (gRB) 660 V DC series, it is specifically designed for railway power systems, auxiliary circuits and demanding industrial DC applications.
Designed with low let-through energy and reduced power losses, this Protistor® fuse helps minimise thermal and mechanical stress on semiconductor devices during fault conditions. Its robust ceramic construction, silver-plated copper ferrule terminals and integrated striker provide dependable long-term performance in high-reliability power conversion equipment.
With a rated current of 110 A, a 660 V DC IEC voltage rating and a 50 kA breaking capacity, the S076307 is ideally suited for protecting converters, inverters, rectifiers, UPS equipment and railway auxiliary power systems requiring fast semiconductor protection.
Key Advantages
- High-speed gR semiconductor fuse for full-range DC protection.
- 110 A rated current for high-power semiconductor applications.
- 660 V DC IEC voltage rating.
- Low I²t performance helps minimise semiconductor damage.
- 50 kA DC breaking capacity.
- Integrated striker indicator for remote fuse monitoring.
- Low power dissipation improves operating efficiency.
- Designed for demanding railway and industrial DC installations.
Key Features
- Mersen Protistor® high-speed fuse series.
- Manufacturer item number S076307.
- Catalogue number FD27GB66V110T.
- 110 A rated current.
- 660 V DC IEC rated voltage.
- gR utilisation characteristic.
- gRB design for semiconductor protection.
- Integrated striker indication.
- 27 × 60 mm cylindrical fuse.
- Silver-plated copper ferrule terminals.
- Clip mounting installation.
- RoHS compliant.
Reliable Protection for High-Power DC Equipment
Semiconductor fuses are engineered to interrupt fault currents before excessive thermal energy can damage sensitive electronic components. The Mersen S076307 provides rapid fault clearance, helping protect IGBTs, thyristors, diodes and other power semiconductor devices used in industrial DC systems.
Its combination of a high current rating, compact cylindrical design and integrated striker makes it an excellent choice for railway applications, industrial converters, UPS equipment and renewable energy installations requiring dependable high-speed circuit protection.
Typical Applications
- Railway traction and auxiliary circuits.
- Industrial DC converters.
- Power semiconductor protection.
- Rectifiers and inverters.
- UPS systems.
- Battery energy storage systems.
- Renewable energy power conversion.
- Industrial automation equipment.
Technical Specifications
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| Device Type | Fuse link | |
|---|---|---|
| Fuse Type | Cylindrical, Semiconductor | |
| Fuse Size | 27x60 mm | |
| Fuse Class | gR | |
| Current | 110 A | |
| Voltage | 660 V | |
| Manufacturer | Mersen | |
| Series | Protistor® Size 27 × 60 gR (gRB) 660 V DC | |
| Model | S076307 | |
| Catalogue number | FD27GB66V110T | |
| Product type | High-speed cylindrical semiconductor fuse | |
| Rated current | 110 A | |
| Rated voltage | 660 V DC IEC | |
| Current type | DC | |
| Fuse characteristic | gR | |
| Design | gRB | |
| Maximum DC breaking capacity | 50 kA | |
| Fuse size | 27 × 60 mm | |
| Product diameter | 27 mm | |
| Product length | 60.3 mm | |
| Power dissipation at rated current | 13.7 W | |
| Terminal type | Ferrule | |
| Terminal material | Silver-plated copper | |
| Body material | Ceramic | |
| Mounting method | Clip mounting | |
| Indication system | Yes | |
| Indication type | Striker | |
| Product weight | Approximately 0.08 kg | |
| EAN / UPC | 3605340016475 | |
| RoHS compliant | Yes | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen S076307 used for?
The Mersen S076307 provides high-speed protection for semiconductor devices and DC power electronic equipment against overload and short-circuit faults.
What is the current rating of the S076307?
The fuse has a rated current of 110 A.
What voltage is this fuse rated for?
The S076307 is designed for applications up to 660 V DC.
What is the breaking capacity?
The fuse has a maximum DC breaking capacity of 50 kA.
What is the purpose of the integrated striker?
The striker provides mechanical indication when the fuse operates and can be connected to compatible signalling or monitoring accessories.
How is the Mersen S076307 installed?
The 27 × 60 mm cylindrical fuse is designed for clip mounting in compatible fuse holders intended for high-speed semiconductor fuses.
Trusted by Railway and Power Electronics Engineers
Mersen Protistor® semiconductor fuses are trusted worldwide for protecting critical semiconductor equipment used in railway systems, industrial automation, UPS installations and power conversion applications.
