1.1 Personal Safety.........................................................................................................................................................................2

1.2 Equipment Safety.................................................................................................................................................................... 4

1.2.1 UPS Safety.............................................................................................................................................................................. 4

1.2.2 Battery Safety........................................................................................................................................................................ 5

1.3 Electrical Safety..................................................................................................................................................................... 12

1.4 Environmental Requirements........................................................................................................................................... 16

1.5 Mechanical Safety.................................................................................................................................................................18

2 Product Overview.................................................................................................................. 24

2.1 Model Description................................................................................................................................................................ 24

2.2 Working Principle.................................................................................................................................................................. 25

2.2.1 Conceptual Diagram.........................................................................................................................................................25

2.2.2 Working Modes.................................................................................................................................................................. 27

2.2.2.1 Normal Mode.................................................................................................................................................................. 27

2.2.2.2 Bypass Mode.................................................................................................................................................................... 28

2.2.2.3 Battery Mode................................................................................................................................................................... 29

2.2.2.4 Maintenance Bypass Mode......................................................................................................................................... 30

2.2.2.5 ECO Mode......................................................................................................................................................................... 31

2.3 Product Introduction............................................................................................................................................................ 32

2.3.1 Product Structure............................................................................................................................................................... 32

2.3.2 Power Module.................................................................................................................................................................... 35

2.3.3 Bypass Module................................................................................................................................................................... 37

2.3.4 Control Module.................................................................................................................................................................. 38

2.3.4.1 Overview........................................................................................................................................................................... 38

2.3.4.2 ECM..................................................................................................................................................................................... 39

2.3.4.3 Dry Contact Card............................................................................................................................................................ 40

2.3.4.4 Monitoring Interface Card.......................................................................................................................................... 42

2.3.5 MDU....................................................................................................................................................................................... 47

2.4 Automatic Transfer Switch (ATS).................................................................................................................................... 49

2.4.1 ATS Appearance................................................................................................................................................................. 49

2.4.2 ATS Controller.....................................................................................................................................................................50

Issue 04 (2022-12-30)