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Mersen FR14GR69V40T / S1017191 Protistor High-Speed Semiconductor Fuse, 40A, 690V AC, gR Class
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$65.00 USD
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The Mersen FR14GR69V40T (Item No. S1017191) is a Protistor® class gR high-speed cylindrical fuse-link engineered specifically for the reliable protection of power semiconductors and industrial drives. Operating at a 40A rated current and 690V AC (IEC) / 700V AC (UL), this 14x51mm fuse provides exceptional short-circuit fault clearing capabilities with an interrupting rating of up to 160kA. It features a built-in striker for remote blown-fuse indication, making it an ideal safeguard for distribution circuits and enterprise-grade power electronics requiring selective coordination.
| Product ID (MPN) | FR14GR69V40T |
| Order Code / Item No. | S1017191 |
| Current Rating (In) | 40 A |
| Voltage Rating AC | 690 V (IEC) / 700 V (UL) |
| Voltage Rating DC | 500 V (UL) |
| Breaking Capacity AC | 160 kA (IEC) / 200 kA (UL) |
| Breaking Capacity DC | 50 kA (UL) |
| Fuse Size | 14 x 51 mm |
| Speed / Characteristic | gR (Semiconductor Protection) |
| Indicator Type | With Striker (Visual Trip Indicator) |
| Power Dissipation (at In) | 7.5 W |
| Pre-arcing I²t | 210 A²s |
| Clearing I²t at Rated Voltage | 1050 A²s |
| Compliance Standards | IEC 60269-4, UL 248-13, CCC GB 1539.4, RoHS |
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