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Contents

About This Document................................................................................................................ ii

1 Safety Information.................................................................................................................. 1

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

1.2 Equipment Safety.................................................................................................................................................................... 3

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

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

1.3 Electrical Safety..................................................................................................................................................................... 10

1.4 Environmental Requirements........................................................................................................................................... 14

1.5 Mechanical Safety.................................................................................................................................................................15

2 Overview................................................................................................................................. 17

2.1 Model Number Description............................................................................................................................................... 17

2.2 Working Principle..................................................................................................................................................................18

2.3 Product Structure.................................................................................................................................................................. 19

3 Installation..............................................................................................................................21

3.1 Installation Preparations.................................................................................................................................................... 21

3.2 Tools.......................................................................................................................................................................................... 22

3.3 Installing a UPS..................................................................................................................................................................... 24

3.4 Connecting Cables to a UPS..............................................................................................................................................25

3.5 Verifying the Installation.................................................................................................................................................... 29

4 Control Panel..........................................................................................................................31

4.1 LCD............................................................................................................................................................................................. 31

4.2 Buzzer Alarm Tones............................................................................................................................................................. 33

4.3 LCD Character Display.........................................................................................................................................................34

4.4 Buttons..................................................................................................................................................................................... 35

4.5 Parameter Settings............................................................................................................................................................... 38

4.6 Working Mode....................................................................................................................................................................... 45

4.7 Alarm Handling..................................................................................................................................................................... 47

4.8 Alarm Indicators.................................................................................................................................................................... 75

5 Operations.............................................................................................................................. 76

5.1 Checking Before Power-On................................................................................................................................................76

5.2 Starting a UPS........................................................................................................................................................................ 77

UPSJZ-T-(1 kVA–3 kVA)

User Manual Contents

2022-08-15 iv