The high-voltage energy storage system is a product developed for grid energy storage, industrial and commercial energy storage, household high-voltage energy storage, high-voltage UPS, and data room applications.
System Structure:
• Distributed two-level architecture
• Single battery cluster: BMU+BCU+auxiliary accessories
• Single-cluster system DC voltage up to 1800V
• Single-cluster system DC current up to 400A
• A single cluster supports up to 576 cells in series
• Support multi-cluster parallel connection
BCU Basic Functions:
• Communication: CAN / RS485 / Ethernet • High precision current sampling (0.5%), voltage sampling (0.3%)
temperature check
• Unique SOC and SOH algorithms
• BMU automatic address encoding
• Support 7-way relay acquisition and control, support 2-way dry contact output
• Local mass storage
• Support low power mode
• Support external LCD display
BMU Basic Functions:
• Communication: CAN
• Support 4-32 cell voltage real-time sampling
• Support 2-16 temperature samples
• Support 200mA passive equalization
• Provide automatic address encoding when battery packs are connected in series
• Low power design (<1mW)
• Provide 1 dry contact output, through the current up to 300mA
