Move the lithium battery side cabinet to the installation position. Install connecting plates between cabinets. The cabinet includes four trays, from L1 (bottom) to L4 (top). Step 1: Pull out the latch from the front door hinge to remove door. 0 intelligent lithium battery cabinet (lithium battery cabinet for short) in terms of its overview, transportation, storage, installation, cable connection, power-on commissioning, and maintenance, helping readers understand. How do I connect a lithium battery. . NOTE: This procedure describes how to position and interconnect several battery cabinets. It promotes renewable energy utilization, allowing users to diminish their environmental impact while enjoying a steady power supply. This step helps you avoid hazards and supports long-term performance.