3.3.2 Connecting Parallel Cables ........................................................................................................................................ 27
3.3.3 Connecting Battery Cables ......................................................................................................................................... 28
3.4 Commissioning of Parallel Cables ......................................................................................................................................... 31
3.4.1 Check Before Start-Up ............................................................................................................................................... 31
3.4.2 Parallel System Parameters Setting ............................................................................................................................ 31
3.4.3 Power-On Commissioning for Parallel System .......................................................................................................... 32
3.5 Installation and Commissioning for a Dual Bus System (for 20kVA system only) ................................................................ 34
3.5.1 Introduction ................................................................................................................................................................ 34
3.5.2 Connecting LBS Cable ............................................................................................................................................... 34
3.5.3 Setting Parameters Of LBS ........................................................................................................................................ 35
Chapter 4 Operation and Display Panel ................................................................................................................................................. 37
4.1 Introduction ............................................................................................................................................................................ 37
4.1.1 LED Indicator ............................................................................................................................................................ 38
4.1.2 Audible Alarm (Buzzer) ............................................................................................................................................. 38
4.1.3 LCD and Functional Keys .......................................................................................................................................... 38
4.2 Initial Start-Up Guidance ....................................................................................................................................................... 39
4.3 LCD Menu Structure .............................................................................................................................................................. 43
4.4 LCD Screen Types ................................................................................................................................................................. 43
4.4.1 Start Screen ................................................................................................................................................................ 43
4.4.2 Flow Screen................................................................................................................................................................ 44
4.4.3 Main Menu Screen ..................................................................................................................................................... 44
4.4.4 Submenu Screen ......................................................................................................................................................... 45
4.4.5 Default Screen ............................................................................................................................................................ 49
4.5 Prompt Window ..................................................................................................................................................................... 50
4.6 UPS Alarm Message List ....................................................................................................................................................... 51
Chapter 5 UPS Operation Instructions ................................................................................................................................................... 57
5.1 UPS Start-Up .......................................................................................................................................................................... 57
5.2 Transfer Procedures Between Operating Modes .................................................................................................................... 57
5.3 Transfer from Normal Mode to Battery Mode ....................................................................................................................... 57
5.4 Transfer from Inverter Mode to Bypass Mode ....................................................................................................................... 57
5.4.1 Transfer from Bypass Mode to Inverter Mode ........................................................................................................... 59
5.4.2 Transfer from Inverter Mode to Maintenance Bypass ................................................................................................ 60
5.4.3 Transfer from Maintenance Bypass to Inverter Mode ................................................................................................ 61
5.5 REPO ..................................................................................................................................................................................... 61
5.6 Auto Restart ........................................................................................................................................................................... 62
5.7 Language Selection ................................................................................................................................................................ 62
5.8 Changing Current Date and Time ........................................................................................................................................... 64
5.9 Setting Password .................................................................................................................................................................... 65
Chapter 6 Communication ..................................................................................................................................................................... 69
6.1 Installing Intelligent Card ....................................................................................................................................................... 69