EV Spare Parts New Energy Electric Vehicle High Voltage Fuse DC500--200-400

EV Spare Parts New Energy Electric Vehicle High Voltage Fuse DC500--200-400

• Standard: IS0 8820-1, IS0 8820-8, JASO D622

• Rated voltage: DC500V

• Rated current: 200A, 250A, 300A, 350A, 400A

• Breaking capacity: 20kA

• Protection object: Provide safer and more reliable protection against overload and short-circuit current faults of electric vehicle lithium battery pack, Super-capacitor circuit , charging circuit, DC-DC converter and other devices.

• Applicable environment: Temperature from -35℃ to 85℃, humidity ≤90%.

• Material description: 95 alumina high strength ceramics and imported material fuse piece. 

• Structure process: copper metal is riveted after welding process; The internal quartz sand is processed by solidification to prevent products from falling off in dynamic working conditions and prevent arc spraying which is caused by line faults.

STRUCTURAL DIAGRAM

 

ELECTRICAL TECHNICAL REFERENCE
Product model Rated current (A) I²t (A²s) Breaking capacity Power consumption (w) 0.5In Mounting bolts/torque
Pre-arc Fusing
SEV35A500 - 200A 200 3250 27000 20kA time constant
(L/R): 2ms ± 0.5ms
6.20 Mounting bolt M10,
recommended mounting torque 20N*m
SEV35A500 - 250A 250 6000 48500 6.90
SEV35A500 - 300A 300 7100 60000 7.80
SEV35A500 - 350A 350 11500 90500 8.80
SEV35A500 - 400A 400 15000 110000 10.20

 

DIMENSIONS

 

TIME CURRENT CHARACTERISTIC CURVE

 

FUSE TEMPERATURE CORRECTION COEFFICIENT DIAGRAM

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