BDU

Providing protection to precharging circuit, monitoring the battery current and voltage.
Providing contactor and sensor devices to battery pack.

DD BDU

Product Performance: ■ Rated Voltage: Load 450V DC, Signal 12V
■ Rated Current: 200A
■ Insulation Resistance: ≥500MΩ @ 500V DC
■ Dielectric Strength: 2500V AC, Leakage Current <2mA
■ Creepage & Clearance Distance: Complies with GB/T 16935.1-2008
■ Operating Temperature: -40°C to +85°C
■ Humidity Range: 5% to 85% RH
■ Altitude Range: ≤5000m

Internal Components: ■ Intelligent Fuse
■ Shunt
■ Pre-charge Resistor
■ Positive / Negative Relay
■ Fast Charging / Pre-charge Relay
■ Fuse
■ Intelligent Protection Device

Material Specifications: ■ Lightweight plastic housing design made of PBT+GF material
■ Current-carrying busbars for connecting voltage class B components are preferably
made of T2 copper, complying with GB/T 5585.1 and GB/T 5585.2

Test Items

■ Basic Inspection: Weight, Dimensions, Visual Inspection, Marking

■ Performance Tests: Circuit Continuity, Temperature Rise, Vibration Test, Insulation & Withstand Voltage Test,

Aging Test, Thermal Shock, Salt Spray Test, Mechanical Shock, EMC, etc.