H14FE high‑speed fuse | 40A‑60A 450V‑500V DC EV gR Fuse
H14FE high‑speed fuse,gR new‑energy vehicle fast‑acting fuse 40‑60A 450‑500V DC,20kA DC breaking for on‑board,charger & wiring harness,ISO8820 JASO D622 compliant,customizable.
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H14FE high-speed fuse is a gR new energy vehicle fuse rated 40A-60A, 450V-500V DC.
on‑board system,charger and wiring‑harness comprehensive over‑current & short‑circuit protection. This series covers rated current 40A‑60A at 450V / 500V DC with 20kA DC breaking capacity. Constructed with special high‑temperature‑resistant housing,99.99% pure‑silver melt and high‑purity quartz‑sand arc‑extinguishing medium. Silver‑plated contact surfaces reduce temperature rise and power consumption. It withstands thermal shock,mechanical shock,current impulse and chemical load. Custom time‑current performance characteristics are negotiable for special‑project demands.
| Modello di serie | H14FE High‑Speed New‑Energy‑Vehicle Fuse |
| Categoria fusibili | Fusibile ad azione rapida gR a gamma completa |
| Tensione CC nominale | 450 V / 500 V CC |
| Intervallo di corrente nominale | 40A‑60A |
| Capacità di interruzione CC | 20 kA CC |
| Materiali e struttura | High‑temp resistant housing;99.99% pure‑silver variable‑section melt;quartz‑sand arc‑extinguishing medium;silver‑plated contact surface |
| Standard di conformità | ISO8820‑8, JASO D622, GB/T31465.6, UL248‑20 |
| Operating Ambient Temperature | ‑40 °C ~ +125 °C |
| Applicazioni tipiche | Instrument power supply,on‑board system,charger,wiring‑harness new‑energy‑vehicle DC‑circuit comprehensive protection |
| Supporto per la personalizzazione | Caratteristiche temporali personalizzate concordate, disponibili previa negoziazione. |
| Codice articolo | Corrente nominale (A) | Tensione CC nominale (V) | Capacità di interruzione in corrente continua (kA) |
|---|---|---|---|
| H14FE40 | 40 | 450/500 | 20 |
| H14FE45 | 45 | 450/500 | 20 |
| H14FE50 | 50 | 450/500 | 20 |
| H14FE60 | 60 | 450/500 | 20 |
Domande frequenti
Q: What protection category is H14FE high‑speed fuse?
A: H14FE is gR full‑range fast‑acting fuse, provides both overload and short‑circuit protection for new‑energy‑vehicle DC circuits.
Q: What is DC breaking‑capacity of H14FE series?
A: Rated DC interrupting capacity reaches 20kA for short‑circuit fault interruption in EV DC‑systems.
Q: What are main applications for H14FE fuse?
A: It applies for instrument power supply,on‑board system,charger and wiring‑harness comprehensive DC‑circuit protection of new‑energy vehicles.
Q: What temperature can H14FE withstand?
A: Operating ambient temperature range:‑40 °C ~ +125 °C,adapt for harsh new‑energy‑vehicle environmental conditions.
Q: Can H14FE time‑current curve be customized?
A: Sì, è possibile negoziare prestazioni in termini di tempo e corrente personalizzate per esigenze di progetti specifici.
