SJY Battery with Deye Inverter - setup tutorial

This tutorial demonstrates how an SJY 15KWh Energy Storage LFP battery is paired with a Deye SUN 12K Hybrid inverter. The video explains: Safe connection of a LiFePo4 battery to the Deye inverter AC-side wiring for an off-grid setup Where to place the PE wire in a full off-grid system Startup order for an off-grid battery and inverter setup Unlocking Deye changes at 10:34 Enabling Signal Island Mode and why it matters Starting the off-grid system at 7:00 Zeroing Neutral with Protective Earth in Deye Equipment used: Deye SUN-12K-SG04LP3 SJY-D LiLfePo4 15 KWh Battery BMS JBD 16S 200A All protocol No sponsor was involved; the inverter and battery were purchased at full price. Chapters: 0:00 Intro 0:49 Battery and AC Wire setup 2:33 Internal Deye wire setup 7:00 SJY BMS menu 9:22 Starting Deye inverter 10:28 BMS setup via CAN in Deye 11:55 Signal Island Mode in Deye 13:40 Checking BMS communication 15:05 Deye SUN Shutdown sequence 15:40 Outro