ESS board

Special BMS design for ESS application as below advantages showed:
1. Support for both Active Balancing and passive balancing
2. Support for different brands of inverter protocols on the market.
3. Support for battery data tracking record
4. Supports for reverse protection of wiring.
5. Support for parallel function between multiple battery packs to increase battery capacity
6. Support for using our Daly cloud to do remote monitoring and parameter setting of battery data etc
7. Upgrade firmware remotely through Daly cloud