3.2.2 Battery Mode ...................................................................................................................................... 33
3.2.3 Auto-Restart Mode.............................................................................................................................. 33
3.2.4 Bypass Mode....................................................................................................................................... 33
3.2.5 Maintenance Mode.............................................................................................................................. 34
3.2.6 ECO Mode.......................................................................................................................................... 34
3.2.7 Frequency Converters Mode............................................................................................................... 34
3.2.8 Parallel connection redundancy mode................................................................................................. 34
3.3 Battery Management ...........................................................................................................................................35
3.3.1 Normal Function................................................................................................................................. 35
3.3.2 Advanced Functions (Battery Self-checking and Maintenance) ......................................................... 35
3.4 Battery Protection................................................................................................................................................35
Chapter 4 Installation of Parallel Operation System..................................... 36
Chapter 5 Operating Procedures ................................................................. 38
5.1 Power Switches ...................................................................................................................................................38
5.2 UPS Start-up........................................................................................................................................................38
5.2.1 Normal Mode Start ............................................................................................................................. 38
5.2.2 Battery Module Start (Only Applicable for the UPS with Battery Cold Start Elements).............. 40
5.3 Procedure for Switching between Operation Modes ...........................................................................................40
5.3.1 Procedure for Switching the UPS into Battery from Normal Mode.................................................... 40
5.3.2 Procedure for Switching the UPS into Bypass from Normal Mode .................................................... 40
5.3.3 Procedure for Switching the UPS into Normal from Bypass Mode .................................................... 41
5.3.4 Procedure for Switching the UPS into a Maintenance Bypass from Normal Mode............................ 41
5.3.5 Procedure for Switching the UPS into Normal from a Maintenance Bypass Mode............................ 41
5.4 Procedure for Completely Powering down a UPS...............................................................................................42
5.5 EPO Procedure....................................................................................................................................................42
5.6 Language Selection .............................................................................................................................................42
5.7 Control Password ................................................................................................................................................42
Chapter 6 Operator Control and Display Panel............................................ 43
6.1 Introduction.........................................................................................................................................................43
6.1.1 LED Indicator ..................................................................................................................................... 44
6.1.2 Audible Alarm (buzzer) ...................................................................................................................... 44
6.1.3 Functional Keys .................................................................................................................................. 45
6.2 LCD Display Type ..............................................................................................................................................45
6.2.1 Default Display................................................................................................................................... 45
6.2.2 Data Display ....................................................................................................................................... 45
6.2.3 Setting Display.................................................................................................................................... 46
6.2.4 Function Display................................................................................................................................. 46
6.2.5 State Display....................................................................................................................................... 46
6.2.6 Confirm Display.................................................................................................................................. 47
6.2.7 History Record Display....................................................................................................................... 47
6.3 Detailed Description of Menu Items....................................................................................................................48
6.4 Alarm List ...........................................................................................................................................................49
Chapter 7 Maintenance................................................................................ 50
7.1 Instruction of Maintenance Operation.................................................................................................................50
7.1.1 Precautions.......................................................................................................................................... 50