4.3 Transportation, Unpacking, and Checking................................................................................................................... 41

4.4 Installation Process............................................................................................................................................................... 44

4.5 Installing a Fire Extinguisher Cylinder and Cabinets (Without a Side Cabinet)..............................................44

4.5.1 Installing a Fire Extinguisher Cylinder........................................................................................................................ 44

4.5.2 Installing a Cabinet........................................................................................................................................................... 48

4.5.3 Combining Cabinets..........................................................................................................................................................51

4.6 Installing a Fire Extinguisher Cylinder and Cabinets (With a Side Cabinet).................................................... 52

4.6.1 Removing a Fire Extinguisher Cylinder from a Lithium Battery Cabinet....................................................... 52

4.6.2 Installing and Combining Cabinets............................................................................................................................. 56

4.6.3 Installing a Fire Extinguisher Cylinder........................................................................................................................ 59

4.7 Installing Cables.................................................................................................................................................................... 64

4.7.1 Cabinet Cabling Diagrams..............................................................................................................................................64

4.7.2 Cable Routing Requirements......................................................................................................................................... 65

4.7.3 Installing a Cabinet Ground Cable.............................................................................................................................. 66

4.7.4 Installing Communications Cables.............................................................................................................................. 67

4.7.5 Installing DC Power Cables............................................................................................................................................ 71

4.7.5.1 Single-Cabinet Scenario............................................................................................................................................... 71

4.7.5.2 Multi-Cabinet Scenario................................................................................................................................................ 73

4.7.6 (Optional) Installing an EPO Cable.............................................................................................................................75

4.8 Installing Battery Modules................................................................................................................................................. 76

4.9 Verifying the Installation.................................................................................................................................................... 84

4.10 Sealing a Cabinet................................................................................................................................................................ 86

5 Power-On Commissioning................................................................................................... 87

5.1 Checking Before Power-On................................................................................................................................................87

5.2 Connecting the Battery Supply........................................................................................................................................ 87

5.3 Disconnecting the Battery Supply................................................................................................................................... 90

5.4 Recharge Requirements for Batteries with Low SOC............................................................................................... 91

6 Maintenance........................................................................................................................... 93

6.1 Routine Maintenance.......................................................................................................................................................... 94

6.2 Shallow Discharge Test....................................................................................................................................................... 98

6.3 Capacity Test...........................................................................................................................................................................99

6.4 Viewing Test Data................................................................................................................................................................. 99

A Acronyms and Abbreviations........................................................................................... 101

Issue 10 (2022-04-30)

Table of Contents