EV DC Protection Solution
Application
Description
High-voltage DC protection solution for electric vehicles, energy storage, and solar applications. Features specialized DC arc quenching technology for safe interruption of high DC fault currents.
Core Advantages
DC Arc Management
Specialized arc quenching for safe DC interruption at high voltages.
High Breaking Capacity
100kA DC breaking capacity handles severe battery fault currents.
Recommended Bill of Materials (BOM)
| Item | Part Number | Description | Quantity | Datasheet |
|---|---|---|---|---|
| 1 | FD400-1000 | DC Fuse, 1000V, 400A | 1 | 📄 Download |
Applications
EV battery packs
Energy storage systems
Solar inverters
DC fast charging
DC distribution
Technical Specifications
Voltage Range
500V-1500V DC
Current Range
50A-800A
Breaking Capacity
50kA-100kA DC
Operating Temperature
-40°C to +125°C
Mounting
Bolt-on M8-M12
Standards
IEC 60269-6, UL 248-13
Customer Success Stories
EV Battery Manufacturer
Automotive | EV Battery Pack Protection
Challenge
Needed reliable DC protection for 800V battery system with 80kA fault current capability.
Solution
Mersen FD series DC fuses with 100kA breaking capacity.
Results
Protection system validated and in production.
FAE Expert Insights
S
Steven Liu
Senior FAE - DC Systems
12 years
Professional Insights
[Data Pending] FAE insights to be added based on actual application experience with this solution.
Key Takeaways
- Use DC-rated fuses only for DC applications
- Verify DC breaking capacity meets requirements
- Proper installation torque is critical
Decision Framework
Decision Framework
Steps:
- Evaluate requirements
- Compare solutions
- Consult FAE