High Voltage Electric Vehicle Power Fuse 50kA 800VDC 50A 60A 70A for Power Distribution Unit
This high voltage power fuse is specifically developed for electric vehicle power distribution units (PDU). Engineered to operate at 800VDC with a breaking capacity of 50kA, it is available in current ratings of 50A, 60A, and 70A. The fuse provides reliable overcurrent and short-circuit protection for high-voltage DC circuits in next-generation EV architectures, including 800V platform vehicles.
Specification
Rated Current: 50A to 70A
Rated Voltage: 800V DC
Beaking Capacity: 50kA
Material: Ceramic body
End Caps: Brass
Mounting: Stud-mount
Application: EV/HEV/ESS
Ratings
| Model No. | Rated Current | Rated Voltage/ Interrupting Rating |
| EV148-50 EP | 50A | 800VDC/50KA |
| EV148-60 EP | 60A |
| EV148-70 EP | 70A |
Features
•High Voltage Rating: Rated at 800VDC, suitable for modern high-voltage EV systems and fast-charging applications.
•High Interrupting Capacity: Capable of safely clearing fault currents up to 50kA, ensuring system safety under extreme short-circuit conditions.
•Precise Current Ratings: Available in 50A, 60A, and 70A options to meet diverse PDU branch circuit requirements.
•Ultra-Fast Acting: Delivers rapid response to overcurrent events, minimizing energy let-through and protecting sensitive power electronics.
•Low Arc Energy & Low I²T: Reduces thermal and electrical stress on downstream components such as contactors and IGBTs.
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Robust Construction: Designed to withstand mechanical shock, vibration, and temperature cycling common in automotive environments.
Applications
•EV Power Distribution Unit (PDU): Branch circuit protection for HVAC, DC-DC converters, onboard chargers (OBC), and PTC heaters.
•800V EV Battery Packs: Main or secondary protection for high-voltage battery systems.
•DC Fast Charging Modules: Overcurrent protection inside charging stations and vehicle inlet circuits.
•Electric Commercial Vehicles: Buses, trucks, and heavy-duty EVs operating at 800V.
•High-Voltage Junction Boxes & Battery Disconnect Units (BDU): Reliable short-circuit protection for distributed power architectures.
Contact Details:
Andy Wu
Email: andy@tianrui-fuse.com.cn
MP/Whatsapp: +86 13532772961
Wechat: HFeng0805
Skype: andywutechrich
QQ: 969828363
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800VDC 50kA Breaking Capacity Stud-mount EV Fuse for Electric Vehicle Power Distribution Units Images
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