EV100-500-1
500A 1000VDC fuse for EV battery pack protection with 50kA breaking capacity and AEC-Q200 automotive qualification.
Product Overview
Description
The EV100-500-1 is a high-performance fuse designed for EV battery pack protection.
With 1000V DC rating and 500A current capacity, this fuse handles the demanding requirements of EV battery systems.
The 50kA breaking capacity ensures safe interruption of severe battery short-circuit faults.
Product Series
EV
Primary Application
EV battery pack main protection
Key Features
- 1000V DC rating for 800V EV systems
- 500A continuous current capacity
- 50kA breaking capacity for battery protection
- AEC-Q200 qualified for automotive
- Compact design for battery pack integration
- Bolt-on mounting for secure connection
Specifications
| Voltage Rating | 1000V DC |
|---|---|
| Current Rating | 500A |
| Breaking Capacity | 50kA @ 1000V DC |
| Size | Special EV package |
| Mounting | Bolt-on M10 |
| Operating Temperature | -40°C to +125°C |
| Standards | UL 248-13, IEC 60269-7 |
Applications
EV battery pack main protection
Battery and charging management
Battery module protection
Battery and charging management
High-voltage distribution
Electronic system design
Electric bus battery systems
Battery and charging management
Electric truck battery systems
Battery and charging management
FAE Expert Insights
"EV battery protection requires careful attention to voltage, current, and breaking capacity. The EV100-500-1 meets all requirements for 800V EV battery systems. The 1000V rating provides margin for voltage transients, while 500A handles high-power applications. Breaking capacity of 50kA is adequate for most battery configurations, but always calculate the actual fault current to verify. The AEC-Q200 qualification ensures reliable operation in the harsh automotive environment with temperature extremes and vibration. Proper mounting torque (typically 25-30 Nm for M10) is critical for reliable electrical contact and thermal performance. I recommend this fuse for 800V battery pack main protection."
Reliable protection for high-voltage EV battery systems
— Steven Liu, BeiLuo
Frequently Asked Questions
What torque should I use for mounting?
M10 mounting bolts should be torqued to 25-30 Nm (18-22 ft-lb). Use calibrated torque wrench and tighten in star pattern if multiple bolts. Verify torque after initial installation and during maintenance.
Use 25-30 Nm torque for M10 bolts.
Is this fuse suitable for 400V systems?
Yes, the 1000V rating is suitable for 400V systems and provides excellent margin. However, for 400V systems, 500V or 600V rated fuses may be more economical. The 1000V rating is optimized for 800V systems.
Can be used for 400V, but consider lower voltage rated fuses for cost optimization.
What is the temperature derating for this fuse?
The EV100-500-1 is rated for -40C to +125C ambient. Above 85C ambient, current derating may be required. Consult the datasheet for specific derating curves based on ambient temperature and cooling conditions.
Verify operating temperature range. Apply derating for high ambient temperatures.
How do I verify AEC-Q200 qualification?
AEC-Q200 qualification is documented in the fuse datasheet and certificate. Contact Bussmann or BeiLuo for qualification documentation including test reports and reliability data. For detailed specifications and application support on bussmann EV100-500-1, refer to the datasheet or contact our team.
Request AEC-Q200 documentation from your distributor.
What is the typical lifespan of this fuse?
Under normal operating conditions, EV fuses last the lifetime of the vehicle. However, fuses should be inspected periodically and replaced if showing signs of heating, corrosion, or after any fault event.
Inspect during regular maintenance. Replace after fault events or if showing degradation.