Mersen FD27GB66V80T / S079964 Semiconductor Fuse, 660VDC, 80A gR
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Mersen FD27GB66V80T semiconductor protection fuse (Item Number: S079964) is a Protistor® size 27x60 gR (gRB) cylindrical fuse-link designed for DC semiconductor protection applications. This fuse features a 660 VDC rated voltage, 80 A rated current, and an extremely fast-acting gR characteristic.
| Catalog Number | FD27GB66V80T |
| Item Number | S079964 |
| Product Family | Protistor® size 27x60 gR (gRB) |
| Fuse Type | Semiconductor Protection Fuse |
| Rated Voltage DC | 660 VDC |
| Rated Current | 80 A |
| Characteristic | gR |
| Product Size | 27x60 |
| Maximum Interrupting Rating | 50 kA @ Rated Voltage, L/R = 15 ms |
| Power Loss @ 0.8In | 6.4 W |
| Power Loss @ In | 11.2 W |
| Package Quantity | 10 |
| Weight | 80 g |
Typical applications for this Protistor® semiconductor fuse series include rectifiers, inverters, traction auxiliary circuits, UPS systems, and reduced voltage motor starters. The series is designed for high-speed DC protection with low I²t characteristics to help reduce damage to protected semiconductor components.
For B2B sourcing and replacement requirements, provide the existing fuse markings, equipment model, and electrical application details to verify the correct fuse specification before procurement.
Submit your RFQ for Mersen FD27GB66V80T or Item Number S079964 with required quantity and destination information. Most qualified RFQs receive a response or quote within 12 hours.
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