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Chapter 1 Product Introduction

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1. First cell Second cell Third cell Sixteen cell E 0 O O o Bat D Seu S e bi QO E a O a O e First cell Second cell Third cell Sixteen cell Bat N N UPS1 el 0 O O O D D EEEE D Ea ome eam O z e Bat D O D O First cell Second cell Third cell Sixteen cell be B Ee 0 O 0 GE a E D n a a BR bi T ET O a O a O e First cell Second cell Third cell Sixteen cell Bat N UPS2 S tO O O O D Sai EA NED E oo aa bi T O z one O x O z e Bat Figure 3 4 Connection principle diagram upon using battery strings independently Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 3 Parallel UPS Installation And Commissioning 31 Sharing battery string Using the shared battery string in parallel system can save investment in equipment for users 1 If the battery string four standard battery modules option is shared in parallel system the backup time of the battery module is 2 minutes 3 minutes at full load 2 To ensure the abundant backup time of the battery it is recommended to use the external battery cabinet with big capacity
2. Lieberto ITA 16kVA And 20kVA UPS User Manual 30 Chapter 3 Parallel UPS Installation And Commissioning 1 The default setting for DIP switch is 1 However you should set the DIP switch position for the parallel system according to the description listed in Table 3 2 Otherwise the UPS fault will occur 2 The parallel address must be unique for each UPS unit 3 4 4 Connecting Battery Cables All the UPSs in parallel system can either share the battery strings or use battery strings independently AN Note Each UPS should be equipped with the independent battery MCB Refer to Table 2 4 for selection of the battery MCB Using battery string independently When each UPS of the parallel system uses the battery string independently the battery cables connection of each UPS in parallel system is the same with that of the single UPS refer to 2 5 2 Connecting Battery Cables for the installation method The schematic diagram of battery strings in 1 1 parallel system when using battery string independently is shown in Figure 3 4 Refer to 2 5 Connecting Power Cables to configure the 4P MCB Make sure that the LCD settings are correct when using the battery strings independently refer to 3 5 2 Parallel System Parameters Settings for details
3. Bypass input h Bypass Output Main input UPS 1 a Main 5 DO O T g D Bypass UPS 2 Output eae Main A X LBS cable e Connect to load A X Bypass input T Bypass Output Main input UPS 3 Main KR DO O D D Bypass e UPS 4 Output Main Note UPS1 and UPS2 are master system UPS3 and UPS4 are slave system Figure 3 9 LBS system schematic diagram For the DIP switch settings and the parallel commissioning refer to 3 4 3 Connecting Parallel Cables and 3 5 Commissioning Parallel System respectively 3 6 2 Installing External Protective Device See 2 3 External Protective Device for details of installation and type selection 3 6 3 Connecting Power Cables In double bus system refer to 2 5 Connecting Power Cables and 3 4 Connecting Power Cables to select the power cables for single UPS and parallel system respectively The bypass input power and mains input power must use the input terminal of the same neutral line If the input terminal has leakage current the leakage current protective device should be installed before the input terminal 3 6 4 Connecting LBS Cables In double bus system connect the two ends of the LBS cable to any LBS port of the two parallel systems respectively as shown in Figure 3 10 The third port on the left is DB9 male port needle shape the fourth port on
4. UN E H E _ amp Guide rail screw 4 pcs S e Guide rail D D H NI k D A a H Guide rail holder 7 E D 7 d al e up a Square hole UI eh 1 iH a 7 eh D ci i oH H T cH B Figure 2 9 Installing guide rail 1 The guide rail holder must be close to the front of the rack 2 Any side of one guide rail has six installation holes see Figure 2 7 do not use the two installation holes in the middle when fixing the guide rail It is recommended to use the top and bottom installation hole from top to bottom installation hole 1 and installation hole 6 SE P dt o da Af a Figure 2 10 guide rail installation complete The guide rail installation is finished as shown in Figure 2 10 Ee Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 13 3 Place the UPS on the guide rails in the rack and push it completely into the rack Use four M6 x 16 screws to fix the UPS in the rack through the brackets as shown in Figure 2 11 Guide rail Luke i Rack a Va UPS Bracket E Sc
5. 1 Wiring Power off the parallel system completely disconnect the battery MCBs of all single UPSs and then use battery cables refer to 2 5 Connecting Power Cables for the cables and the MCBs to connect N and PE terminals of the battery string respectively to Bat Bat N Bat and PE terminals of the corresponding UPS I O terminal block in parallel system through each battery MCB as shown in Figure 3 5 UPS 1 UPS 2 Bat Bat N Bat PE Bat Bat N Bat PE IE UPS 1 MCB UPS 2 MCB PE Positive battery string Negative battery string Figure 3 5 Connection diagram of shared battery string in 1 1 parallel system Refer to Figure 3 6 to configure the positive battery string and negative battery string First cell Second cell Third cell Sixteen cell U E PO O O O Bat E D RR O o Cy a O a O 4 O a E m Q S Ge Bat ee PE co Figure 3 6 Internal connection diagram for positive battery string and negative battery string 2 Setting Power on the system set each single UPS to shared battery string configuration through the LCD menu Settings gt Shared Battery from each UPS unit set the LCD menu Settings gt
6. Battery Cells Number and Single Group Batt Cap from each UPS unit and each UPS unit setting must be the same as shown in Figure 3 7 Lieberto ITA 16kVA And 20kVA UPS User Manual 32 Chapter 3 Parallel UPS Installation And Commissioning 1 For the parallel system used the shared battery strings make sure that the LCD settings are correct Refer to 3 5 2 Parallel System Parameters Settings for details of the settings 2 For the parallel system used the shared battery strings the Single Group Batt Cap on the LCD setting of each UPS stands for the total capacity of battery strings and each UPS can calculate the battery capacity itself automatically Unit 1 ITA016kVA 14 30 36 a ITA 016 kVA 14 30 36 ap Communication address Shared Battery Disabled Se Enabled Disabled Single Group Batt Cap System Configuration Parallel Single Parallel Battery Cells Number Parallel requisite units 30 32 34 36 2 Settings Settings o Figure 3 7 Settings interface 3 Close the battery MCB of each UPS 3 5 Commissioning Parallel System 3 5 1 3 5 2 Check Before Power On 1 Check and confirm that the power distribution mode of the UPS and the 1 1 parallel POD if configured is correct that the connections of the power cable and signal cable are correct and there is no short circuit 2 Check that the battery installation and cable connection is correct and there is no short circuit and that the positive pole and
7. UF RS485 02351786 UF MOD2121 02350376 UF DRY310 02351874 UF DRY320 02351675 SiteMonitor Remote monitor UPS through TCP IP protocol and Internet Support remote safe shutdown Provide an extended net port cascade connect up to eight temperature humidity sensors Be used to connect UPS to RDU A monitoring unit or connect to the cascade communication in parallel system vi Select it when the UPS is connected to the monitoring system of building Offer four routes relay signal outputs and three routes digital signal inputs Offer four routes relay signal outputs three routes y digital signal inputs RS232 and RS485 communication function and four routes analog signal acquisition function SiteMonitor PC license monitoring software Monitors at the site server a VCD is delivered with the UPS and the Network Shutdown program is provided in it SiteMonitor network license monitoring software Number of user lt 5 SiteMonitor network license monitoring software Number of user lt 20 SiteMonitor network license monitoring software limitless Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 8 Options 61 Temperature With LCD screen the SIC card is needed to be RDU A S01T sensor connected eier RDU A S02TH With LCD screen the SIC card is needed to be humidity sensor connected 1 When using the SIC card to connec to the temperature sensor as battery temperature compensation connect to the C
8. res OEN OOOO S Turn on fail Alarm silence cancle Bypass mode Normal mode Battery boost S id ve Battery status boost charge mode charging Battery discharging Battery status discharge mode Battery period testing Automatically periodic battery maintenance test 20 capacity discharge Batt capacity testing User initiated battery capacity test 100 capacity discharge Batt maint testing User initiated maintenance test 20 capacity discharge UPS system testing User initiated UPS system self test Inverter in setting Inverter is starting up and synchronizing Rectifier in setting Rectifier is starting up and synchronizing Battery reverse Reconnect the battery and check the battery wiring No battery Check the battery and battery wiring Autosi UPS is off when the battery discharges completely the inverter will automatically start after the mains is restored REC FLASH UPDATE MONITOR FLASH UPDATE DSP softwar error Inverter software does not match the rectifier software Note If the alarm is caused through setting the software value by Emerson authorized engineer and when you wish to change the Ongoing update of rectifier firmware Ongoing update of monitor firmware setting values please get in touch with the Emerson local customer service center Lieberto ITA 16kVA And 20kVA UPS User Manual 46 5 1 IZ 5 2 1 5 2 2 3 2 3 Chapter 5 UPS Operation Instructions Chapter 5 UPS Operation Ins
9. 2 Press the ON button for 2s Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 5 UPS Operation Instructions 49 1 The rectifier restarts and the bypass supplies power to the load When the rectifier starts the fault indicator blinks When the rectifier runs in normal operation state about 30 seconds later the fault indicator will turn off 2 5 minutes after the overtemperature signal disappears that is when the overtemperature fault is eliminated the rectifier will automatically start 3 After the EPO button is pressed if the mains input is disconnected the UPS will shut down completely When the mains input is available the UPS will start and run in Bypass mode and also the output is available 5 7 Language Selection The LCD menus are available in two languages Chinese English Procedures for selecting the language 1 From the Output menu press F3 or F4 left or right arrow to select the Language menu 2 Press F5 Enter to move the cursor to the data window of the LCD 3 Use F3 and F4 up and down arrow to select the required language 4 Press F5 Enter to confirm 5 Return to the Output menu by repeatedly pressing F2 ESC At this point all texts on the LCD will be displayed in the selected language 5 8 Changing Current Date And Time Procedures for changing the system date and time 1 From the Output menu press F3 or F4 left or right arrow to select the Settings menu
10. 4 Power off the system completely and replace the EPO jumpers of the dry contact port 4 and remove the main input cable e From 3 in 1 out to 3 in 3 out 1 Remove all copper shorting bars shown in Figure 2 17 and Figure 2 18 of the 3 in 1 out system connect the main input cables only It is prohibited to connect the bypass input cables output cables and battery cables as shown in Figure 2 20 2 Remove the EPO jumpers of the dry contact port 4 see Figure 6 2 and Table 6 1 3 Power on the system Set the system to Three through the LCD menu Settings gt 3 Phase Output or 1 Phase Output default password 12345 and power off the system completely then power on the system again enter this menu to confirm the setting is valid 4 Power off the system completely replace the EPO jumpers of the dry contact port 4 and remove the main input cable Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 19 2 5 2 Connecting Battery Cables Notes 1 If the battery module is not configured this product needs to be equipped with positive and negative batteries Each battery string ranges from 15 cell to 20 cell and 12V for each cell 2 Before connecting the battery cables confirm that the actual battery cell number and capacity are consistent with the parameter settings on the LCD menus 3 It is prohibited to reverse the polarity of the battery cables 4 Before
11. Each single UPS of the parallel system need to configure the MCB and cable respectively refer to 2 5 Connecting Power Cables for the specification The configurations of the total power cables are listed in Table 3 1 for the parallel system Table 3 1 Input amp output cable CSA for the parallel system unit mm ambient temperature 25 C Parallel Single input Single output Total neutral Grounding Total output Total neutral Grounding UPS cable for cable for line for cable for cable for line for cable for number parallel parallel parallel parallel parallel parallel parallel system system system ms 5 5 5 18 7 mo 5 ups 5 o f e m s 3 4 2 Connecitng I O Cables The UPS power cables are connected to the I O terminal block of the UPS rear panel the layout of the I O terminal block is shown in Figure 2 13 Power distribution mode There are two modes for UPS parallel power distribution using the 1 1 parallel POD optional provided by Emerson power distribution by the user The I O cable connections are divided into four types 3 in 3 out common source configuration factory default 3 in 3 out split bypass configuration 3 in 1 out common source configuration 3 in 1 out split bypass configuration The input and output cable connection procedures of the four power distribution modes are as follows 1 Using parallel POD power distribution It s recommended to use 1 1 parallel POD power distribution mo
12. paste the insulating film accessory on the copper shorting bar 10 and insert the buckles into the corresponding holes on the copper shorting bar 10 al Copper shorting bar 10 Insulating film Assembling Completed status Figure 2 16 Pasting the insulating film to the copper shorting bar 10 3 As shown in Figure 2 17 short connect bA bB and bC terminals using the copper shorting bar 7 short connect the PE terminals of the I O terminal block of the UPS using the copper shorting bar 10 with insulating film short connect oA oB and oC terminals using the copper shorting bar 5 short connect mA and bA terminals using the copper shorting bar 6 short connect mN and DN terminals and two ON terminals using the two copper shorting bar 4 UPS output Main input N L PE PE N B C A ON oA oBloC PE mNbN mAbAmB bBm bC Sao aaah ka 7 Le A sell UPS EIS ei NH RES SES Figure 2 17 3 in 1 out common source configuration cable connection Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 17 4 Connect the copper shorting bar 8 to one end of the copper shorting bar 7 see Figure 2 17 and connect the live line input phase A to the copper shorting bar 8 5 Connect the live lines input phase B and input phase C N line and PE line respectively to the I O terminal block mB and mC terminals of the UPS one screw hole of the copper s
13. 1 Table 1 1 Model configurations Long time delaying UPS UHA3R 0160L For single UPS system four battery modules can be configured For 1 1 parallel system and above 1 1 parallel system the external battery cabinet Long time delaying UPS UHA3R 0200L with big capacity is recommended 1 3 Appearance And Components 1 3 1 Appearance The UPS appearance is shown in Figure 1 1 Lieberto ITA 16kVA And 20kVA UPS User Manual 2 Chapter 1 Product Introduction Figure 1 1 UPS appearance 1 3 2 Components Front panel As shown in Figure 1 2 the UPS front panel provides ventilation holes operation and display panel LED indicators DIP switch and battery cold start button LED indicator DIP switch and battery cold start button with protective cover Ventilation hole Operation and display panel Figure 1 2 UPS front panel Rear panel As shown in Figure 1 3 the UPS rear panel provides parallel ports LBS ports I O terminal block intelligent card port dry contact ports USB port and ventilation holes The SIC SNMP card in the intelligent card port is optional purchase it if you need to use Parallel port LBS port 1 O terminal block With Gisa i ey e ge F E protective cover Intelligent card HE ie port with E S SN protective cover Dry contact port USB port Ventilation hole Figure 1 3 UPS rear panel Non authorized personnel are prohibited from openin
14. 2 6 4 Battery Mode Start Up 1 Close the battery MCB press the battery cold start button on the UPS front panel for 2 seconds the LCD displays the start screen The fault indicator red will blink and the buzzer will beep continuously after the rectifier finish the start 2 Press the ON button for 2 seconds the inverter starts and the inverter indicator green turns on Lieberte ITA 16kVA And 20kVA UPS User Manual 26 Chapter 3 Parallel UPS Installation And Commissioning Chapter 3 Parallel UPS Installation And Commissioning 3 1 32 393 This chapter introduces the features requirements installation and commissioning of the parallel system The UPS parallel system provides the user with N X 2 lt N X lt 4 parallel configuration N stands for the basic parallel sets X stands for the redundant sets 1 1 parallel POD optional can provide safe and reliable power distribution function for parallel system The 1 1 parallel system only needs one 1 1 parallel POD if N 2 2 the external self distribution will be required for the parallel system Features 1 The software and the hardware of each UPS in parallel system are the same as those of the single UPS The basic parameters of the parallel system can be set through the LCD Refer to 3 5 2 Parallel System Parameters Setting for the details and the detailed parameters can be set through the background software For service engineers only For all UPSs of th
15. 7 2A batteries be used to prolong the running time U16 07C1 Battery module Note It is recommended to extend four battery modules at least two every time The 02351253 2U l accessory of the battery module is a cable One into multipl UHRK2S671SL25 diame a Used to connect the battery module at most four pieces with the UPS battery cable 1 The battery loop and the AC input are not insulated so the hazardous voltage may exist between the battery port and the earth Never touch them by hand to avoid electrical shock 2 See Figure 2 23 and Figure 2 24 for the appearance and the length of the battery cable battery module accessory If the longer cables are needed please contact the dealers 8 1 2 Appearance Of Battery Module The appearance of the battery module is shown in Figure 8 1 Figure 8 1 Appearance of the battery module There is no operation and display panel on the front panel of the battery module The plastic panel can be removed and adjusted according to actual requirement as shown in Figure 8 2 Lieberto ITA 16kVA And 20kVA UPS User Manual 56 Chapter 8 Options Plastic panel Figure 8 2 Removing the plastic panel The battery module provides ventilation holes battery ports and battery fuse box on the rear panel as shown in Figure 8 3 Battery fuse box Ventilation hole Battery port 1 Battery port 2 Da zer dok et e Figure 8 3 Rear panel of the batter
16. be different from the input power distribution protection switches and provide the overload protection see Table 2 4 2 4 Mechanical Installation Two installation modes are available tower installation and rack installation You can select an appropriate installation mode according to the actual conditions 24 1 Tower Installation 1 Take out the support bases from the accessories assemble a pair of support bases and a support base extension together through fastenings as shown in Figure 2 3 and put them onto the flat installation table SN il WY Support base Figure 2 3 Connecting the support base with support base extension 2 If battery module installation is necessary take out other support base extensions delivered with the battery module and then assemble the support base extensions and the support bases through fastenings as shown in Figure 2 4 Support base extension Support base Fastening Sy Figure 2 4 Connecting the support base with support base extension Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 11 Table 13 Place the UPS on the support bases and support base extensions as shown in Figure 2 5 Wot v Battery UPS Support base du Support base Figure 2 5 UPS and battery module Installation complete 2 4 2 Rack Installation Installation procedures for UPS 1 Use eight M4 x 10 screws t
17. bypass configuration The mian MCB 63A can be used Only upon common source configuration The OT terminal is default standard configuration which is used to connect I O cables of the copper shorting bar in 3 in 1 out mode it is not used as the I O cables of the UPS directly 2 5 1 Connecting I O Cables The power cables of the UPS should be connected through the I O terminal block located on the UPS rear panel Figure 2 13 gives the terminal layout of the I O terminal block Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 15 Bat Bat ON oAoBoC BatN Ee ele A ie JAE E E C es eet PE mN bNmAbAmB bBmCbC E r Sp D ES EE Su Jal ell E duu CHE 2 E a a sage mmm 38 Sen len aen len ren Tr D Note 1 Main input mA mB mC mN Bypass input bA bB bC bN Output oA oB oC oN Battery Bat Bat N Bat Grounding PE 2 In factory four copper shorting bars 3 have been used to short terminals between mA and bA mB and bB mC and bC mN and bN respectively Figure 2 13 Terminals layout of the I O terminal block Power distribution mode There are two modes for UPS power distribution using the single power output distribution unit POD optional provided by Emerson power distribution by the user According to the user s requ
18. check whether there is alarm on the LCD and confirm that the UPS parallel works normally Follow the methods to start up the inverter of the third or fourth UPS to connect the UPS into the parallel system During the parallel system power on confirm that the external output MCB of each UPS has been closed and that all the inverter output of the UPSs are connnted parallelly Installation And Commissioning For Double Bus System Introduction The double bus system consists of two independent UPS systems each UPS system consists of one or two parallel connected single UPSs or more parallel connected single UPSs The double bus system has high reliability which is suitable for the load with many input terminals For single UPS input load you can add a static trigger switch STS optional to start the standard Load Bus Synchronization LBS system Place the UPSs side by side and connect the UPSs as following The double bus system uses the LBS system to realize the output synchronization of the two independent or parallel UPS systems One is the master system and the other is the slave system The operation mode of the double bus system contains master system and or slave system running in normal mode or bypass mode The schematic diagram of the LBS system built by 1 1 parallel system is shown in Figure 3 9 Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 3 Parallel UPS Installation And Commissioning 35
19. independently for improving the system availability to some extent ECO Mode For Single UPS System Only In ECO mode the load is powered by bypass when the bypass voltage is normal and the load is powered by inverter when the bypass voltage is abnormal ECO mode is an energy saving operation mode For power equipment insensitive to power grid quality you can use the ECO mode for power supply through bypass to reduce the power loss Note 1 In ECO mode if the bypass failure or abnormal bypass voltage appears when the output is not overloaded the UPS will transfer to Normal mode However if the bypass failure or abnormal bypass voltage appears when the output is overloaded the UPS will not transfer to Normal mode but shut down the bypass 2 In ECO mode the efficiency of the UPS is up to 98 Fault State In Normal mode the UPS will transfer to Bypass mode if the inverter failure or UPS overtemperature appears In Battery mode with no bypass mains the UPS will shut down and stop the output if the inverter failure or UPS overtemperature appears In Fault state the fault indicators will turn on the buzzer will keep beeping and the corresponding fault information will be displayed on LCD Maintenance Bypass Mode If the maintenance and repair for UPS is needed you can switch the load to the Maintenance Bypass through maintenance bypass MCB and the power to the load is uninterrupted The maintenance bypass MCB is locat
20. is a network management card which makes the intelligent devices Such as UPS air conditioner static transfer system STS sever power management system SPM and so on produced by Emerson have network communication capability The SIC card can also be used with the Network Shutdown designed by Emerson to provide safe automatic shutdown function for the computer in which the Network Shutdown has been installed to protect data and reduce loss Refer to RDU SIC Card User Manual for the installation and operation guide JBUS MODBUS adapter card Through the background monitoring software JBUS MODBUS adapter card adapter card for short can adopt JBUS MODBUS RTU protocol to manage the UPS and the field lighting power system FLP The adapter card gets various electrical parameters running state and fault type of the devices to know the operation state of the devices Refer to UPS JBUS MODBUS Adapter Card User Manual for the installation and operation guide RS485 card RS485 card should be used together with Lieberte ITA series UPS provided by Emerson to realize the signal transform from RS232 to Rs485 Refer to UF RS485 Card User Manual for the installation and operation guide Dry contact card Dry contact card provides the remote with four routes relay digital signal outputs UPS on Battery Battery Low UPS on Bypass or in Standby UPS Faulty Each dry contact signal output provides both normally open and normally closed ports for u
21. mB bB mC bC D PE PE PE terminal UPS terminal block PE terminal Note 1 Main input mA mB mC mN Bypass input bA bB bC bN Output oA oB oC oN Grounding PE 2 In factory four copper shorting bars 3 have been used to short terminals between mA and bA mB and bB mC and bC mN and DN respectively Rear panel of the single POD Figure 8 4 Front panel and rear panel of the single POD UPS2 main input MCB UPS2 bypass input MCB UPS2 output MCB nader nader nader nader nader Men VEH KEE KO NONIS ces D UPS1 main input MCB UPS1 output MCB UPS1 bypass input MCB Maintenance bypass MCB Front panel of the 1 1 parallel POD Lieberto ITA 16kVA And 20kVA UPS User Manual 58 Chapter
22. negative pole of the battery is correct Especially when each UPS of the parallel system shares battery string check these items carefully 3 Check all the working status of the parallel system ensure that the phase sequence of the mains bypass and output of each UPS is correct and consistent that the parallel cable connection is reliable and that the user load is not connected during power on 4 Measure and confirm that the mains voltage and frequency is normal 5 The output terminals of the UPS and 1 1 parallel POD if configured are energized upon the power on If the load is connected with the output terminals make sure that the power to the load is safe The UPS and the POD if configured will be live upon the power on When the bypass of the single unit in the parallel system is not consistent the system fault may occur check and confirm the bypass before power on Parallel System Parameters Setting The parallel parameters for all the UPS units in parallel system should be set Power to the each UPS of the parallel system according to step 1 step 4 in 3 5 3 Power On Commissioning For Parallel System it s prohibited to start the inverter Press the menu key to enter the Settings option set the parallel parameters according to Table 3 3 Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 3 Parallel UPS Installation And Commissioning 33 Table 3 3 Parallel parameters setting Parameters Default value Parall
23. oputput Main input N L PE PE N A B C Bypass input ON oA oBloC PE mNbNmA bAmBlbBmClbC pet ER SES RER E E g RE UN i S EEE e kW UPS Figure 2 18 3 in 1 out split bypass configuration cable connection 4 Connect the live lines input phase B and input phase C N line and PE line respectively to the I O terminal block mA mB and mC terminals of the UPS one screw hole of the copper shorting bar 4 with mN and DN terminals and one screw hole of the copper shorting bar 10 5 Connect the copper shorting bar 8 to one end of the copper shorting bar 7 see Figure 2 18 and connect the live line bypass input phase A to the copper shorting bar 8 6 Connect the bypass input N line to the copper shorting bar 4 with mN and DN terminals of the UPS I O terminal block 7 Connect the output L line N line and PE line respectively to the copper shorting bar 5 copper shorting bar 4 with two ON terminals and the other screw hole of the copper shorting bar 10 of the UPS UPS UO terminal block Before the commissioning engineer arrival if the load is not ready for accepting the power please take good care of the safety insulation located at the end of the output cable After the output cable connection find the label shown in Figure 2 19 on the enclosure of the UPS and click v after AC OUTPUT and BYPASS INPUT according to the actual situation for easy maintenance Lieberto ITA 16kVA And 20kVA UPS User Manu
24. parallel system 1 Check if there are some UPSs not powered on in parallel system If so power on these UPSs and check if the alarm disappears 2 Press the FAULT CLEAR button Battery fault Battery is depleted reserved Battery replaced Battery test failure and the battery should be replaced Before the end of the discharge battery undervoltage pre warning may occur After this pre warning the battery should have the capacity for 3 minutes discharging with full load The time is user configured ranging from 3 minutes to 60 minutes Shut down the load in time Parallel comm fail Battery low pre warning Battery stop discharge Mains voltage exceeds the upper or lower limit and results in rectifier shutdown Check the input phase Mains volt abnormal voltage of the rectifier Mains undervoltage Mains is undervoltage derate for running Check the input line voltage Mains freq abnormal Mains frequency is out of the limit range and results in rectifier shutdown Check the input frequency Inverter is off due to the battery end voltage Check the mains failure and try to recover it Rectifier block Rectifier failure The rectifier shuts down and the battery discharges The temperature of heat sink is too high to keep the rectifier running The UPS can recover automatically Check the environment and ventilation This alarm is triggered by an inverter software program when the amplitude or frequency of bypass voltage is beyond the n
25. remain time Battery Min Battery runtime remaining Battery capacity compared with the new battery capacity Adjust the LCD contrast MM DD YYYY DD MM YYYY and YYYY MM DD formats can be Date format set eicd Date amp time Set the date and time Settings Comm1 baud rate Set the communication baud rate of the USB port Comm2 baud rate For internal communication only which cannot be set Comm3 baud rate Set the communication baud rate of the SNMP card port Communication address For RS485 communication Single Group Batt Cap Set the total battery capacity according to the configuration Lieberto ITA 16kVA And 20kVA UPS User Manual 42 Chapter 4 Operation And Display Panel Menu Item Mew ftom Explanation SE ss D E the battery cell Option 30 cell 32 cell 34 cell 36 cell 38 cell Battery cells Number 40 cell Equali h ER Enabled or disabled Allowed Parallel Redundant eee Set the redundant units units Settings Set the output system 3 in 3 out or 3 in 3 out This setting can only be carried out after the EPO operation After the 3 in 3 out 3 in 3 out setting you must power off the system and confirm that the system actual wiring mode complies with the setting Power on the system again and the setting can take effect The battery maintenance test will partly discharge the battery to get rough assessment of the battery capacity The load ranges from 20 to 100 The battery capacity test will completely discharge the b
26. switchgear must be labelled to advise service personnel that the circuit is connected to a UPS system The label can be written ISOLATE THE UNINTERRUPTIBLE POWER SYSTEM BEFORE WORKING ON THIS CIRCUIT AN AN Maintainable components All equipment internal maintenance and servicing procedures should be carried out only by trained personnel Components behind the protective cover which can only be removed by using a tool are restricted to service personnel The UPS meets the safety requirements completely in operator access area Only service personnel can contact with the hazardous voltage inside the UPS However the risk of contacting with these voltages is minimized as the components with hazardous voltage may be contacted only uses a tool to remove the protective cover No risk will exist if you follow the general norms and in accordance with the procedures recommended in this manual on equipment operation Contents Chapter 1 Product InHoduCHoNM EE 1 Ra WG 1 1 2 Modal e lee EE 1 1 3 Appearance ENEE 1 1 3 1 Appearance E 1 MEIER 2 EENEG 2 15 UPS State And Operation EE 3 oe lge lee E 4 1 5 2 Bypass let 4 ta Baten MOUE EN 5 1 5 4 ECO Mode For Single UPS System On 5 EE EE 5 1 5 6 Maintenance Bypass Mode lt 5 ss2ccsstactnieswest iisen kde nin A AA n EAE RRR OA EAEE RAAR A ARE IS aAa aain 5 Ee CANO arrn rrna NO EEE nErenn erener reenen 5 Chapter 2 Single UPS Installation And COMMISSIONING cccccccseeeeeeeeeeeeceeeee
27. test will end the battery discharge and return to the Normal mode Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 4 Operation And Display Panel 43 Pong TI Mengo System self test finished everythingisok No operation is required System self test finished please check the current warnings Battery self test condition is low please Battery test condition is not met Please check whether the battery is in boost check battery state and load level charge state and the load level is more than 20 Check the current alarm message Forcing charge condition is low please The prompt appears when you select the forcing charge command while the check battery state forcing charge condition is not met such as no battery charger failure Check the wiring according to the settings After the menu 3 Phase Output or 1 Phase Output is set you can power off the power off takes effect 3 phase 1 phase system completely and then power on the system again after the wiring is output changed according to the settings 4 5 UPS Alarm Message List Table 4 8 gives the UPS alarm message list based on the Event and Records menus Table 4 8 UPS alarm message list Description Inverter comm fail Internal communication failure between the monitoring board and the inverter Rectifier comm fail Internal communication failure between the monitoring board and the rectifier The communication failure between different UPSs within a
28. the Normal mode In Normal mode the inverter indicators are on green 1 5 2 Bypass Mode If the overload overtime inverter or rectifier failure appears during the UPS operation in Normal mode the UPS will transfer to Bypass mode that is the load is powered by the bypass source which comes directly from the mains input if the rectifier is normal the internal charger will charge the battery In Bypass mode the inverter indicators are off Lieberto ITA 16kVA And 20kVA UPS User Manual 1 5 3 1 5 4 1 5 5 1 5 6 1 6 Chapter 1 Product Introduction 5 In the event of mains failure or mains voltage out of range in Bypass mode the UPS will shut down and stop the output Battery Mode Upon mains failure rectifier overload or mains voltage out of range the rectifier and internal charger will become inoperative and the battery will supply power to the load through the inverter The inverter indicators are on together with buzzer alarming which notifies you that the UPS is in Battery mode 1 The battery has been fully charged before delivery However transportation and storage will inevitably cause some capacity loss Therefore it is required to charge the battery for eight hours before putting the UPS into operation so as to ensure the adequate backup time for battery 2 The battery cold start can also be used to start the UPS from the Battery charged mode upon mains failure Therefore the battery power can be used
29. the left is DB9 female hole shape 1 The appearances of the LBS ports see Figure 1 3 and the parallel ports see Figure 1 3 are the same but the positions are different Be careful when inserting and connecting to avoid incorrect connnection 2 For the double bus system formed by parallel UPS it is recommended to prepare two LBS cables one is used to connect any of the two LBS ports of the two parallel system the other is redundant cable which is used for reliable connection 3 As shown in Figure 3 10 one cable is LBS cable others are parallel cables Lieberto ITA 16kVA And 20kVA UPS User Manual 36 Chapter 3 Parallel UPS Installation And Commissioning Ke oN oN joA A DB9 male port e DB9 female port UPS 1 e oN z m lt Se Sie SS Si e SS DEET ITA CIE UPS 2 H 7 So oer C QO II EA a 7 ores element CR leg eegne RTS gt i 7 AD lr WIL Cn Onn ice IC IC JCP JC SIDO H TED OAE DO Pot SH ES EIB IM mio IL ICK JL SICK JL JCI IL Den een JE AE I Sa Se SS SS LBS cable E D E EE Tem es pg ry ai e i oN e F x Alle o Ena LA O S E SEE UPS 3 S oN e Ge x F s isa UPS 4 Figure 3 10 LBS cable connection 3 6 5 Setting Parameters Of Double Bus System Take the double bus system formed by 1 1 parallel system for example set System Configuration to Parallel Pa
30. to observe this may cause damage to the equipment 1 Close the output MCB on the front panel of the single POD 2 Close the mains input MCB and bypass input MCB on the front panel of the single POD 3 Wait until the UPS starts to operate in Bypass mode and open the maintenance bypass MCB on the front panel of the single POD 4 Press the ON button on the operation and display panel of the UPS and the UPS transfers to Inverter mode 5 3 UPS Complete Shutdown For the UPS system with POD if you need to shut down the UPS completely transfer the UPS from Inverter mode to Maintenance Bypass mode according to the procedures in 5 2 4 Transferring From Inverter Mode To Maintenance Bypass Mode so as to make no effect on the use of the load during the UPS power off Then if the power to the load is not needed open the maintenance bypass MCB directly as shown in Figure 5 1 Lieberto ITA 16kVA And 20kVA UPS User Manual 48 Chapter 5 UPS Operation Instructions Figure 5 1 Configuration of the UPS with external maintenance bypass For the UPS system which the distribute power is accomplished by user if you need to isolate the UPS from AC power disconnect the external input MCB If the mains and bypass are independently powered close the two input MCBs JN carton Cut off the maintenance power in order to prevent the physical injury 2 4 EPO EPO switch is designed to switch off the UPS in emergency conditions such as fire
31. units ECO Mode Working in the normal mode or ECO mode Normal Output Frequency Level Set the output frequency Output Voltage Level Set the output voltage level 380V LBS Function Set the LBS function NONE SLAVE or MASTER can be selected NONE Command password 12345 12345 Set the UPS communication protocol YDN23 3 Phase Output or 1 Phase Output Set the output mode Three or Single Set Display contrast Date format set and Date amp time according to the actual requirements For Gomm Comm2 and Comm3 baud rate 1200 2400 4800 9600 or 19200 can be selected The interfaces are shown in Figure 2 27 ITA O16kKVA 14 30 36 ap EO oem Display contrast Comm1 baud rate TT ST 9600 4800 Date format set Y M D Comm2 baud rate D M Y M D Y Y M D 9600 4800 Date amp Time Comm3 baud rate 2010 08 13 15 12 06 9600 A800 Settings Settings Figure 2 27 Settings interface 1 Lieberte ITA 16kVA And 20kVA UPS User Manual 24 Chapter 2 Single UPS Installation And Commissioning Set Single Group Batt Cap according to the actual total battery capability for Battery Cells Number 30 32 34 36 38 or 40 can be selected set Equalize Charge Allowed Temp Compensation and Batt Temp Sensor Position battery temperature sensor is optional according to the user requirement The interfaces are shown in Figure 2 28 ITA 016 kVA 14 30 36 ap ITA 016kVA 14 30 36 ep Equalize Charge Allowed Enable
32. 2 Press F5 Enter to move the cursor to the data window of the LCD 3 Use F3 and F4 up and down arrows to select Date amp time option then press F5 Enter 4 Move the cursor to the row in which the date and time are displayed then press F5 Enter 5 Use F3 or F4 up or down arrows and enter the current time and date information 6 Press F5 Enter to confirm and then press F2 ESC to return to the Output menu 5 9 Control Password The system provides the password protection for the UPS operation control The default password of the background software is 123456 Only through the password verification can you conduct the UPS and battery test operation Lieberto ITA 16kVA And 20kVA UPS User Manual 50 6 1 6 1 2 Chapter 6 Communication Chapter 6 Communication This chapter briefly introduces the UPS communication The communication ports include intelligent card port dry contact port and USB port Installing Intelligent Card Intelligent Card Port UPS provides a intelligent card port see Figure 6 1 which is used to install the communication device options including SIC SNMP card dry contact card extended dry contact card RS485 card and JBUS MODBUS adapter card The intelligent card port and USB port can be used at the same time Intelligent KI card port ee EN Figure 6 1 Intelligent card installation Intelligent Card Option SIC SNMP card SIC SNMP card SIC card for short
33. 2 You should select the single POD or prepare the maintenance bypass MCB by yourself to realize this function 1 Press the OFF for 2 seconds The inverter indicators are off and the buzzer alarms The load transfers to the static bypass and the inverter shuts down Press the ALARM CLEAR button can silence the alarm but the alarm message of the the LCD is not disappeared until the alarm status is cleared 2 Close the maintenance bypass MCB on the single POD front panel and the maintenance bypass can supply power to the load AN Ani If you wish to maintain the UPS you should wait 10 minutes for the internal DC bus capacitance voltage discharging 3 Disconnect the main bypass input switch and output MCB JN caution 1 When the UPS is in Maintenance Bypass mode the load does not have the mains abnormal protection 2 After the UPS transfers to the maintenance bypass the UPS is not in operation and the LCD is no display and only the user terminal block silkprint USER of the single POD is electrified Be careful when removes the UPS to be maintained 5 2 5 Transfer From Maintenance Bypass Mode To Inverter Mode After UPS maintenance you can use this procedure to transfer the load from the maintenance bypass to the inverter As no auxiliary contact information of the maintenance bypass MCB is introduced into the UPS UPS operation restoration after maintenance must be done strictly following this procedure Failure
34. 3 Parallel Redundant Units to 1 as shown in Figure 3 8 GE d me e Unit 1 ITAO16kVA 14 30 36 m Shared Battery Disabled Parallel Redundant Units Enabled Disabled 0 1 System Configuration Parallel ECO Mode Normal Single Parallel Normal 1010 Parallel requisite units Output frequency Level 50Hz 1 2 50Hz 60Hz Settings Settings Fl ES EO t fo esc Figure 3 8 Settings interface 3 5 3 Power On Commissioning For Parallel System 1 Power on and commission each UPS of the parallel system respectively namely power on one UPS each time and other UPSs are in the close status the specific commissioning procedures are as follows 1 Close the external output MCB and input MCB of one UPS the UPS is powered on Ensure that other UPSs are in the close status If 1 1 parallel POD is configured close the corresponding input MCB bypass MCB and output MCB of the POD After closing the UPS extenal output MCB or POD output switch the UPS output terminal block POD output terminal block and load will be live pay attention to the personnal safety to avoid electric shock Note whether it is safe to feed power to load 2 LCD displays the self test screen the fault indicator red and inverter indicator green are on at the same time for about 5 seconds After the self test UPS enter the bypass state the fault indicator turns on and the buzzer beeps for 1 second 3 The rectifier runs in normal state about 30 s
35. 380V Protocol YDN23 200 208 220 230 380 400 415 480 YDN23 Velocity LBS Function MASTER 3 Phase Output or 1 Phase Output Three NO NT SLAVE MASTER Three Single Command password kkkkk Settings Settings Figure 2 30 Settings interface 3 2 6 3 Normal Mode Start Up 1 Close the UPS external output MCB and input MCB on by one If single POD is selected to connect with UPS close the input MCB bypass MCB and output MCB of the POD After closing the UPS extenal output MCB or POD output MCB the UPS output terminal block POD output terminal block and power distribution end of the load will be live pay attention to the personnal safety to avoid electric shock Note whether it is safe to feed power to load 2 LCD displays the self test screen the fault indicator red and inverter indicator green are on at the same time for about 5 seconds After the self test UPS enters the bypass state the fault indicator turns on and the buzzer beeps for 1 second 3 The rectifier runs in normal state about 30 seconds the rectifier start up is finished 4 Finish and check the parameter settings of the single UPS 5 Press the ON button for 2 seconds the inverter indicator green are blinking the inverter starts and the inverter indicator turns on 6 Measure whether the inverter output voltage is normal 7 If the battery is not connected the fault indicator is blinking If the battery is connected the fault indicator turns off
36. 5 Lower limit 10 20 30 or 40 default 20 Mains efficiency gt 93 up to 94 Type Sealed lead acid maintenance free battery Cell No 30 32 34 36 38 40 default 32 Battery lt 2 linear load lt 5 non linear load Overload capacity Bypass voltage Rated voltage 360Vdc 480Vdc 4 5kW 0 C 30 C 4 05kW 30 C 35 C 3 6kW 35 C 40 C Adjust automatically according to the ambient temperature Mains lt gt Battery Oms Transfer time Synchronous transfer lt 1ms Inverter gt Bypass Asynchronous transfer default lt 20ms Or 40ms 60ms 80ms and 100ms are available SE Panel display mode LED and LCD IEC EN62040 1 1 IEC EN62040 2 Surge protection Charge power Conduction emission lt 16A IEC EN61000 3 3 16A lt I lt 75A IEC EN61000 3 11 lt 16A IEC EN61000 3 2 16A lt I lt 75A IEC EN61000 3 12 YD T1095 2001 level 2 15 IEC EN 61000 4 5 endurance level 4 4kV live line to earth level 3 2kV during live lines Immunity Harmonic current Protection level IP20 Operating temperature 0 C 40 C Ambient Storage temperature 40 C 70 C battery excluded 20 C 55 C battery included condition Relative humidity 5 RH 95 RH non condensing Altitude lt 2000m derating according to GB T3859 2 when higher than 2000m WxHxD 435mm x 130mm x 750mm Net weight 35k Weight Se g Gross weight 57kg Lieber
37. 8 Options User terminal block Silkprint USER e PE terminal PE terminal Note UPS terminal block 1 Main input mA mB mC mN Bypass input bA bB bC DN Output oA oB oC oN Grounding PE 2 In factory four copper shorting bars 3 have been used to short terminals between mA and bA mB and bB mC and bC mN and bN respectively Rear panel of the 1 1 parallel POD Figure 8 5 Front panel and rear panel of the 1 1 parallel POD 8 3 Communication Cables Communication cable is compulsory in parallel system See Table 8 5 for cable description Refer to 3 4 2 Connecting Parallel Cables for the methods to connect the parallel cables Table 8 5 Description of the communication cable For N 1 parallel system N 1 communication cables are needed For example two communication cables are needed in 1 1 parallel system three communicatio cables are needed in 2 1 parallel system four communication cables are needed in 3 1 parallel system UHRK2S671SL4 Communiation 04118928 cable 8 4 Guide Rail The guide rail is used in rack installation of UPS POD optional and battery module optional The detailed description is listed in Table 8 6 Table 8 6 Description of the guide rail A set of guide rail includes a left r
38. AC Power for Business Critical Continuity Liebert ITA 16 20kVA User Manual He aa eg LECH Saz GR E CkA Z Kach a KA vil d SE EE ki A Mr o 2 T EMERSON Network Power Liebertz ITA 16kVA And 20kVA UPS User Manual Version V1 0 Revision date far NIM A A BOM IS 8 14 BOM AS Emerson Network Power provides customers with technical support Users may contact the nearest Emerson local sales office or service center Copyright 2010 by Emerson Network Power Co Ltd All rights reserved The contents in this document are subject to change without notice Emerson Network Power Co Ltd Address No 1 Kefa Rd Science amp Industry Park Nanshan District 518057 Shenzhen China Homepage www emersonnetworkpower com cn E mail support emersonnetwork com cn Safety Precautions This manual contains the information concerning the installation and operation of Lieberte ITA 16kVA and 20kVA UPS hereinafter referred to as UPS Please carefully read this manual prior to installation The UPS must be installed commissioned and serviced by engineers designated by the manufacturer or its agent Failure to observe this could result in personnel safety risk UPS malfunction and invalidation of warranty The UPS has been designed for commercial and industrial use only and is not recommended for use in life support applications This is a Class A UPS product In a residential environment this product ma
39. AN Vel e 53 1 2 Battery Ee Ee ue 53 n Un Le EE 54 TAC le EE 54 To CIC MU NO EE 54 Feo clans ONIONS eegen 55 ek EAU le el 55 8 1 BEE Mod le e Le EE 55 8 1 2 Appearance Of Battery Module 0 erre erre arena na aeee aerea narra anna aa eere anne n an renanana 55 8 1 3 Backup Time Of Standard Battery Module For Single UP 56 SAP OD e E E E E E NE EE A A A 56 rome Communication Re 58 SA deR EE 58 6 9 Double BUS En iusriaikorer kerron iR NEEE e LS dc EENES 59 8 6 Battery eM E 59 8 7 Communication Options And Monitoring Options ccccccccceccceeeceeeeeeceeeeseeeecaeceeseeceseeeseeeessueeesueeeesaneeesaeeesaes 60 Chapter 1 Product Introduction 1 Chapter 1 Product Introduction Liebert ITA 16kVA and 20kVA UPS UPS for short is an intelligent online UPS system with sine wave output developed by Emerson Network Power Co Ltd The UPS offers reliable and high quality AC power to the precision instrument The UPS adopts modular design and rack tower installation can be used depending on your requirements It is applicable to supplying AC power to small scale computer center network communication system automatic control system and precision instrument This chapter introduces the features model configurations appearance and components operating principle UPS state and operation mode and specifications of the UPS 1 1 Features The UPS features include 6 Compatible with two modes 3 phase
40. Default value Parameters setting Single Group Batt Cap 0014 Set the parameter according to the actual battery capicitity Battery Cells Number 3200 C Set the parameter according to the actual battery number Equalize Charge Allowed Enabled j ariet Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 23 Parameters Default value Parameters setting System Configuration Single Single ECO Mode Normal Normal Output frencency level a ERES according to the actual power grid 50Hz 60Hz can be Output voltage level 380V Set the parameter according to the actual power grid 380V 400V 415V can be selected 3 Phase Output or 1 Phase Three Select Three when is 3 Phase Output select Single when is 1 Phase Output Output The parameter descriptions and default values of the other parameters are listed in Table 2 6 you can set the parameters according to the actual requirements Table 2 6 Parameter descriptions and default values Default value Display contrast Adjust the LCD contrast Kl Date format set M D Y D M Y and Y M D formats can be selected Y M D Date amp time Set the date and time Gomm baud rate Set the communication baud rate of the USB port 9600 Communication address nm HE EE Equalize Charge Alowed Enabled Set the position of the temperature sensor Each UPS in parallel system shares the battery string or not Disabled D Parallel Redundant units Set the redundant
41. Figure 2 23 and the negative battery module cable is shown in Figure 2 24 Connect the Batt Bat N Bat and PE terminal to the corresponding terminal of the UPS and the terminals of the other end color red black and yellow to the corresponding terminal of the battery module Red Black Yellow a 600 10 W001 a sh gt Red al Black gt Yellow 900 10 One into multiple battery cables 1 unit 1200 10 He p Red gt Black D Yellow Red Black Yellow w004 1500 10 Figure 2 24 One into multiple battery cables 2 unit mm The cable connection of the positive battery module is shown in Figure 2 25 and the cable connection of the negative battery module is shown in Figure 2 26 Lieberto ITA 16kVA And 20kVA UPS User Manual Cha
42. OM1 port of the SIC card and set DIP switch of the temperature sensor to 1 For the installation and setting of the SIC card refer to RDU SIC card User Manual 2 When using the SiteMonitor monitoring software connect the USB port on the UPS rear panel and install the correspondign drive programmes in the SiteMonitor monitoring software VCD Lieberto ITA 16kVA And 20kVA UPS User Manual Emerson Network Power Emerson Network Power Asia Pacific Australia T 1800 065345 F 61 2 97438737 Indonesia T 62 21 2513003 F 62 21 2510622 Japan T 81 3 54038594 F 81 3 54032924 Korea T 82 2 34831500 F 84 2 5927883 Malaysia T 603 78845000 F 603 78845188 New Zealand T 64 3 3392060 F 64 3 3392063 Pakistan T 92 42 36622526 to 28 F 92 42 36622530 Philippines T 63 2 6876615 F 63 2 6203693 Singapore T 65 64672211 F 65 64670130 Thailand T 66 2 6178260 F 66 2 6178277 to 78 Vietnam T 84 4 37628908 F 84 4 37628909 The global leader in enabling Business Critical Continuity EmersonNetworkPower com AC Power BE Embedded Computing BB Outside Plant BB Racks amp Integrated Cabinets BE Connectivity BE Embedded Power Power Switching amp Controls BB Services BE DC Power Infrastructure Management amp Monitoring Precision Cooling C Surge Protection Emerson Business Critical Continuity and Emerson Network Power are trademarks of Emerson Electric Co or one of its affiliated compan
43. PS operation status once every half year Check the following items 1 Check if the UPS is faulty Is the FAULT indicator on Is the UPS giving any alarm 2 Check if the UPS is operating in Bypass mode Normally the UPS operates in Normal mode if it is operating in Bypass mode you should find out the reason such as operator intervention overload internal fault and so on 3 Check if the battery is discharging When AC mains is normal the battery should not discharge if the UPS operates in Battery mode you should find out the reason such as mains failure battery test operator intervention and so on 7 5 Checking UPS Functions AN Note UPS functions check procedures may cause power interruption to load It is recommended to check the UPS functions once every half year Table 2Backup the load data before conducting the UPS functions check Procedures are as follows 1 Press the OFF button to check if the buzzer beeps indicators are on and the LCD display is normal 2 Press the ALARM CLEAR button to check again if the indicators are on the LCD display is normal and the UPS has been transferred to the inverter mode Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 8 Options 55 Chapter 8 Options This chapter introduces the options of the UPS 8 1 Battery Module 8 1 1 List Of Battery Module Options The battery module options are listed in Table 8 1 Table 8 1 Battery module options Built in 16 cell 12V
44. UPS uses an external battery you must install a battery protective device such as fuse or circuit breaker in areas near the battery and use the shortest wiring distance for the protective device and battery connection Storage The UPS must be stored indoors so as to be protected against the excessive moisture or overtemperature environment when the UPS does not need to be installed immediately The battery requires dry and low temperature well ventilated environment for storage and the most suitable storage temperature is 20 C 25 C During the battery storage the battery must be periodically charged according to the battery instructions You can connect the UPS to the mains temporarily when charging the battery so as to charge the battery for battery activation 2 2 3 Installation Tools Prepare installation tools according to Table 2 1 The tools must be insulated and ESD proof processed prior to use Table 2 1 Installation tools list Installation tool Specification Application EJ5100mm Remove the screws of the terminal block cover or open the chassis Slotted screwdriver EJ375mm Connect I O cables Wire pressure plier YT 12 Press wires for I O terminal block Diagonal plier MTC3C Make I O cables 2 3 External Protective Device The circuit breaker or other protective devices must be installed at the external AC input port of the UPS This section provides the general guidance for qualified installation engineer The quali
45. ail and a right guide rail and its bearing is 50kg Use UF RMKIT2438 the guide rail in the rack installation It is Guide rail 21150652 E applicable to the various server cabinet UPS modularize battery and POD with standard size Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 8 Options 59 For the rack mode installation procedure refer to 2 4 2 Rack Installation 8 5 Double Bus Parts The LBS cables are compulsory in double bus system See Table 8 7 for the double bus parts Refer to 3 6 Installation And Commissioning For Double Bus System for the installation and commissioning of the LBS system Table 8 7 Double bus parts UARK2SE71SLS as catye TuoLBScoblesaro 04118929 recommended TOR SE Els ear Front panel 16A Height 1U is a single pole UF LTS16 1P single phase double throw switch which is 02352190 load transfer used for the priority load with switch LTS single power input and is applicable to rack installation Rear panel 8 6 Battery Cabinet If the cost saving and the more backup time are required the external battery cabinet with big capacity battery cabinet for short is recommended The battery cabinet is designed with the appearance of the e rack cabinet in which can embed 32 cell or 30 cell CBS batteries including cables and MCBs in the battery string The battery cabinet has vertical pole and the layer partition board with great bearing Top cabling and bottom cabling is available Th
46. al 18 Chapter 2 Single UPS Installation And Commissioning EMERSON Retoprk Power MODEL UHASR O200L OUTPUT CAPACITY 20kVA 1B KW AC OUTPUT 220 230 240V 187 N PE 50 60Hz 904 MAX O 380400415V 32 N PE 50 60Hz 30AMAX O AC INPUT 380 40D 415V 32 N PE 50 60Hz 35A MAX BYPASS INPUT 220 230 240V 17 N PE 50 60Hz 920A MAX LI 380 400 4154 38 N PE 50 60Hz30A MAX O BATTINPUT 432V 67AMAX SERIAL NO Emerson Network Power Co Ltd Cost NR MADE IN CHINA Figure 2 19 Label AN Note This product is compatible with 3 in 3 out 3 in 1 out factory default 3 in 3 out Change the format according to the following steps if you need to change the power distribution mode Changing power distribution mode From 3 in 3 out to 3 in 1 out 1 Remove all the copper shorting bars 3 shown in Figure 2 14 of the 3 in 3 out system connect the main input cables only It is prohibited to connect the bypass input cables output cables and battery cables as shown in Figure 2 20 Main input N A B C F oB a PE PE e a DOS SS CSS Figure 2 20 Main input 2 Remove the EPO jumpers of the dry contact port 4 see Figure 6 2 and Table 6 1 3 Power on the system Set the system to Single through the LCD menu Settings gt 3 Phase Output or 1 Phase Output default password 12345 and power off the system completely then power on the system again enter this menu to confirm the setting is valid
47. al alarm records that can retrieve for reference and diagnosis LCD Screen Types Start Screen Upon UPS start the UPS executes the system self test and the start screen will appear and remain about 15 seconds as shown in Figure 4 2 EMERSON Network Power Lie ch OC O Figure 4 2 Start screen Lieberte ITA 16kVA And 20kVA UPS User Manual 40 Chapter 4 Operation And Display Panel 4 2 2 Primary Screen After the UPS system self test the primary screen shown in Figure 4 3 will appear The primary screen is composed of four windows system information window data window menu window and keypad window System Unit 1 ITA 016kVA 14 30 36 PIER information window A AB B BC C CA L N voltage V 0 0 0 0 0 0 Data window L N current A 0 0 0 0 0 0 Frequency Hz 0 00 0 00 000 L L voltage V 0 0 0 0 0 0 Power factor 0 00 0 00 Output NN LON vull no am Menu window Keypad window Figure 4 3 Primary screen The current icons on top of the F1 F4 and HELP menu buttons give the explanations of each button From any menu in primary screen press the F1 button can return to the Output menu For details about the primary screen refer to 4 3 Detailed Description Of Menu Items 4 2 3 Default Screen During the UPS operation if there is no alarm within 2 minutes the default screen shown in Figure 4 4 will appear After a short while the LCD backlight will turn off Press any me
48. allel Cables The parallel system provides the parallel cable option The parallel cables form a ring connection through the parallel ports on the UPS rear panel The cable connection schematic diagram of 3 1 parallel system is shown in Figure 3 3 The first port on the left is DB9 male port needle shape and the second port on the left is DB9 female port hole shape Lieberte ITA 16kVA And 20kVA UPS User Manual DIP switch position Chapter 3 Parallel UPS Installation And Commissioning Q Q j rs Es E SU E EE e f l IA Z elle ON oh eg r bed 7 Se F E E mC bC H shed te AO 1 Va E DB9 male port DB9 female port UPS 1 Sel e e Bar oh oho e oC Ge UPS 2 d Ols js s oN loN loA E Ge E A Ge r S E mC bC UPS 3 Ollelisile Bar oN oN oA oB loC ie UPS 4 1 The Emerson parallel cables must be used for the parallel system 2 The parallel communication fault occurs when carrying out the parallel commissioning check whether the connection of the 29 parallel cables is correct and whenther the pin1 pin9 are connected Setting parallel addresses The parallel addresses for all UPSs in parallel system should be set The parallel addresses can be set through the DIP switch on the UPS front panel see Figure 1 2 Remove the DIP switch cover and set the DIP switch according to Table 3 2 Table 3 2 DIP switch settings
49. astic panel to reveal the POD front panel remove the rear baffle plate to reveal the POD rear panel The front panel and rear panel of the single POD are shown in Figure 8 4 The front panel and rear panel of the 1 1 parallel POD are shown in Figure 8 5 Main input MCB Maintenance bypass MCB Bypass input MCB Output MCB O O O EI o I O css d ces a3 o cos O O O O O Front panel of the single POD User terminal block Silkprint USER a Ge fae a cl oN oN oA oB oC mN bN mA bA mB bB mC bC l o o o all OJ OHOOO oONnoO 9 LI o allollollollolollollollollolloilollollollollolla o o Cc D E Q o o PE PE oN oN oA oB oC mN bN mA bA
50. attery inverter Transfer From Normal Mode To Battery Mode In the event of mains failure the UPS will transfer to Battery mode If you wish to transfer the UPS from Battery mode to Normal mode you should wait few seconds for mains input recovery 10 seconds later the rectifier will restart automatically and the inverter will restore the power Transfer From Inverter Mode To Bypass Mode In Inverter mode press the OFF button for 2 seconds you can transfer the UPS to Bypass mode AN Note In Bypass mode the load accepts the power not from the pure power outputted by the inverter but from the mains power directly For the detailed information of the Normal mode Bypass mode Battery and Maintenance Bypass mode please refer to 1 5 UPS State And Operation Mode Transfer From Bypass Mode To Inverter Mode In Bypass mode press the ON button for 2 seconds After the inverter runs in normal state the UPS transfers to Normal mode Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 5 UPS Operation Instructions 47 5 2 4 Transfer From Inverter Mode To Maintenance Bypass Mode When the UPS is running in Normal mode you can use this procedure to make the load transfer from inverter output to maintenance bypass 1 Before performing this procedure you should check the LED information first and make sure the bypass is normal and synchronizes with the inverter Otherwise it may result in the load power interruption for a while
51. attery to get Battery capacity test accurate assessment of the battery capacity The load ranges from 20 to 100 The UPS self test The user starts this function 5 seconds later a pop System test window will appear to show the test result Manually stop the test including the maintenance test capacity test Stop testing and system test Battery maintenance test Command Keypad window The function of menu buttons F1 F4 and HELP is shown in icon mode for the current display screen see Figure 4 4 4 4 Prompt Window A prompt window is displayed during the operation of the system to alert you to certain conditions and or to require your confirmation of a command The prompts and meanings are given in Table 4 7 Table 4 7 Prompts and meanings SC Inverter and bypass supplies are not synchronized and the load transfer between Transfer with interrupt confirm or cancel the bypass and inverter will cause a brief power supply interruption This operation leads to output shutdown P E The bypass is abnormal inverter shutdown will cause the load power off confirm or cancel The number of paralleled inverters already turned on is insufficient to carry the Turn on more UPS to carry current load current load thus more inverters are required The battery maintenance test discharges the battery completely A prompt screen Battery will be depleted confirm or cancel will appear to require your confirmation Cancelling the
52. cessive number of transfers that occurred within the last hour Transfer time out The UPS will recover automatically and will transfer the load to inverter power within an hour Bypass protection Inverter asynchronous Inverter overtemp Unit over load Bypass phase reverse DC bus voltage is abnormal Inverter shuts down Load transfers to bypass Rectifier and inverter are off because the DC bus voltage is too high Check whether there is a fault in rectifier side If not check whether there is an overload After recovering the fault restart the inverter Input Disconnect Fault AC mains input neutral line is not checked out Lieberte ITA 16kVA And 20kVA UPS User Manual Gu Chapter 4 Operation And Display Panel 4 Transfer cancel Prompt to press the ESC button to avoid that an interrupted load transfer to bypass will happen Fault clear Press FAULT CLEAR Alarm silence Press ALARM CLEAR Inverter failed to turn on manually The reason may be the invalid operation maintenance bypass air breaker closed or DC bus or rectifier not ready Press FAULT CLEAR or ALARM CLEAR The UPS is in Bypass mode The UPS is in Normal mode Battery mode The UPS is in Battery mode Check UPS output The UPS is off and stops the output Battery float charging Battery status floating charge mode EPO Promptto press the ESC button o avoid that an interrupted Toad transfer to bypass wil happen PPressFAULTCLEAR OOOO o
53. d Enabled Disabled Single Group Batt Cap Temp Compensation Disabled Enabled Disabled Battery Cells Number 32 Batt Temp Sensor Position NONIS 30 32 34 36 38 40 INNER OUT NONS SIC Settings Settings The default value of Battery Cells Number is 32 set the paramerter according to the atcual requirement Select Enabled in Shared Battery according to whether the battery is shared Set System Configuration to Single if the system is single system Select Normal or ECO according to the UPS working mode select 50Hz or 60Hz in Output Frequency Level according to the power grid frequency level as shown in Figure 2 29 ITA 016 kVA 14 30 36 ap i ITA 016kVA 14 30 36 a M Shared Battery Disabled z Parallel Redundant Units Enabled Disabled 0 1 System Configuration Single ECO Mode Normal Single Parallel Normal Ga Parallel requisite units 4 Output frequency level 50Hz 2 3 50Hz 60Hz Settings Settings Figure 2 29 Settings interface 3 Set Output Voltage Level and LBS Function according to the user requirement set Command password to 12345 the default value of Protocol is YDN23 select Three or Single in 3 Phase Output or 1 Phase Output as shown in Figure 2 30 Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 25 ITA 016kVA 44 39 36 a m R so a A A Output Voltage Level
54. de if you need 1 1 parallel system for the installation and commissioning refer to Lieberto ITA 16kVA And 20kVA UPS Power Output Distribution Unit User Manual 2 Self distribution for the parallel system When the UPS number of the parallel system is more than two use self distribution mode The block diagram of three UPSs parallel system is shown in Figure 3 2 Refer to Power distribution mode in 2 5 1 Connecting I O cables for the cable connection of each UPS Refer to 2 5 Connecting Power Cables for the input and output battery MCB and cables when using the self distribution mode Lieberto ITA 16kVA And 20kVA UPS User Manual 28 Chapter 3 Parallel UPS Installation And Commissioning User input power User output power distribution unit distribution unit Input cable Output cable Figure 3 2 Block diagram of three UPSs parallel system AN A Each UPS must configure extenal input MCB and extenal output MCB when carring out the power distribution for the parallel system as shown in Figure 3 2 Changing power distribution mode This product is compatible with 3 in 3 out 3 in 1 out factory default 3 in 3 out Carry out the parallel connection after changing the single system to the needed system refer to Refer to Changing power distribution mode in 2 9 1 Connecting I O cables for the changing method if you need to change the mode from 3 in 3 out to 3 in 1 out or from 3 in 1 out to 3 in 3 out 3 4 3 Connecting Par
55. e appearance of the battery cabinet is shown in Figure 8 6 Figure 8 6 Appearance of the battery cabinet Lieberto ITA 16kVA And 20kVA UPS User Manual 60 Chapter 8 Options Change the battery MCB according to the system capacity The standard battery cabinets are listed in Table 8 8 PM32 75C4 2 50 A PM32 38C4 50 A Battery cabinet type UPS power Configuration lt 9OkVA lt 9OkVA Table 8 8 Standard battery cabinet list Corresponding battery CSB Dimension Weight 800mm x 1100mm x 2000mm 227kg Four layers can load 32 cell batteries configure 250A ABB three pole air breaker and 50mm cables 12V 100Ah 12V 26Ah 12V 40Ah 12V 52Ah 12V 75Ah Four layers can load 32 cell batteries configure 250A ABB three pole air breaker and 50mm cables 600mm x 1100mm x 2000mm 203kg 1 The connection cables between the battery cabinets are not configured Please contact the local dealer if you need 2 The parallel bus bar 3 pcs of the battery cabinet is a copper bar used to connect battery cabinets in parallel Sets battery cabinet number 1 8 7 Communication Options And Monitoring Options The communication options and the monitoring options are listed in Table 8 9 SIC card RS485 card MODBUS card Dry contact card Extended dry contact card Remote monitoring software Table 8 9 Communication options and the monitoring optios UF SNMP810 02351817
56. e failure Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 4 Operation And Display Panel 39 4 1 3 Control Buttons 4 1 4 4 2 4 2 1 The operation and display panel provides five control buttons which functions are described in Table 4 3 Table 4 3 Description of control buttons Control button Silkprint Description EPO switch EPO Used to disconnect the load power and close the rectifier inverter static bypass and battery Used to start the inverter Inverter off Used to close the inverter to close the inverter Fault recovery on off FAULT CLEAR Recover the a a function clear fault in advance Alarm sound silence ALARM CLEAR When an audible alarm is active press this button to silence the audible on off alarm Press this button again can restart the buzzer LCD And Menu Buttons The operation and display panel provides an LCD and five menu buttons F1 F2 F3 F4 HELP Table 4 4 gives the menu buttons function description Table 4 4 Menu buttons function description ESC S gt ct Function 1 LI HOME Escape Left Right Enter Function 2 T gd Up Down LCD provides you with the user friendly interface and the 320 x 240 dot matrix image display The user friendly and menu driven LCD allows you to easily browse through the input output load and battery parameters learn about the current UPS status and alarm message perform functional setting and control operation The LCD also stores up to 512 historic
57. e parallel system the requirements of the parameter settings are same 2 The parallel cables form a ring connection Refer to 3 4 2 Connecting Parallel Cables for details to provide reliability and redundancy for system The intelligent parallel logic provides the user with maximum flexibility For example the each UPS in the parallel system can be switched off or on in random order seamless transfer can be achieved between Normal mode and Bypass mode and the transfer is automatically recoverable that is after the overload condition is removed the system will return to the original operation mode automatically 3 The total load of the parallel system can be queried through the LCD of each UPS Requirements A UPS system composed of multiple parallel connected UPS units is equivalent to a large UPS system Nevertheless it provides increased system reliability To ensure equal utilization of all UPS units and compliance with relevant wiring regulations the following requirements must be met 1 All single UPSs must have the same capacity and must be connected to the same bypass source 2 The bypass input power and rectifier input power must be connected to the same neutral line input terminal 3 If a residual current detector RCD is required it must be set correctly and installed before the same neutral line input terminal or it must monitor the protective earth current of the system Refer to Warning high leakage current of Sa
58. econds the rectifier start up is finished 4 Finish and check the parallel parameter settings Lieberte ITA 16kVA And 20kVA UPS User Manual 34 3 6 3 6 1 Chapter 3 Parallel UPS Installation And Commissioning 5 Press the ON button for 2 seconds the inverter indicator green are blinking the inverter starts and the inverter indicator turns green 6 If the battery is not connected the fault indicator is blinking If the battery is connected the fault indicator turns off 7 If the UPS is working normally turn off the UPS 8 Repeat the preceding step1 setp7 to power on and commission the other UPSs respectively Ab nen Carry out the parallel commissioning after each UPS is A normally 2 Confirm that each UPS has been powered on and working normally commission the parallel system the specific procedures are as follows 1 Close the external output MCB and input MCB of one UPS the UPS is powered on and enters Bypass mode The rectifier starts Press the ON button for 2 seconds the inverter indicator turns on Measure whether the inverter output voltage is normal If 1 1 parallel POD is configured close the corresponding input MCB bypass MCB and output MCB of the POD 2 Close the external output MCB and input MCB of the second UPS if 1 1 parallel POD is configured close the corresponding input MCB bypass MCB and output MCB of the POD Follow the preceding steps to start the inverter of the second UPS
59. ed on the front panel of the POD and the capacity meets the requirements of total load capacities Refer to Lieberte ITA 16kVA And 20kVA UPS Power Output Distribution Unit User Manual for the detailed introductions of the POD When the UPS has malfunctions and can not working normally please get in touch with the nearest Emerson branch office or local service center It is prohibited to repaire by yourself otherwise the personnel injury and damage to the equipment will occur Specifications The specifications are listed in Table 1 2 Lieberto ITA 16kVA And 20kVA UPS User Manual 6 Chapter 1 Product Introduction Table 1 2 Specifications item Specifications UHA3R 0160L 01200758 UHA3R 0200L 01200782 Rated voltage 380Vac 400Vac 415Vac 304Vac 478Vac at full load Voltage range 228Vac 304Vac linear derating Input 228Vac at half load Rated frequency 50Hz 60Hz Frequency range 40Hz 70Hz Power factor 2 0 99 at full load 2 0 98 at half load Rated power factor Rated power 14 4kW 18kW Voltade 3 in 3 out 220Vac 1 3 phase balance load 3 in 1 out 220Vac 1 F Coy ee Rated frequency 2Hz Configurable range 0 5Hz 3Hz synchronization range Crest factor Output Frequency track rate 1Hz s Configurable range 0 1Hz s 3Hz s single UPS 0 2Hz s parallel system Voltage harmonic distortion D recovery time At 25 C 105 125 Smin 125 150 1min Upper limit 10 15 or 20 default 1
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62. el parameters setting Single Group Batt Cap 0014 Set the parameter according to the actual battery capicitity Battery Cells Number Set the parameter according to the actual battery number Equalize Charge Allowed Enabled Set the parameter according to the actual battery charicteristic Select Enabled if there is shared battery select Disabled if there is no shared battery System Configuration Single Parallel Shared Battery Disabled Set the paramerter to 3 if there are four UPSs to form 3 1 parallel system Parallel requisite units 1 Parallel Redundant Units CH o Set the paramerter to 1 if there are four UPSs to form 3 1 parallel system ECO Mode Set the parameter according to the actual power grid 50Hz 60Hz can be Output frencency level 50Hz P g p g selected Set the parameter according to the actual power grid 380V 400V 415V can be Output voltage level 380V P g p g selected 3 Ph Output or 1 Ph Ge Genk SS Select Three when is 3 Phase Output select Single when is 1 Phase Output The default values of other parameters are listed in Table 2 5 For the parallel system with N X 2 lt N X lt 4 set System Configuration to Parallel Parallel requisite units to N 1 lt N lt 4 Parallel Redundant Units to X 0 lt X lt 3 Take the 3 1 parallel system for example set System Configuration to Parallel Parallel requisite units to
63. ernal power if any fault is found If the utility is likely to trigger this alarm frequently the bypass limit can be changed a little larger through the configuration software according to the user backfeed This alarm is triggered by an inverter software program when the inverter and bypass waveforms are misaligned by more than 6 degrees in phase The amplitude threshold is fixed for 10 rating This alarm will recover automatically when the alarm condition disappears 1 First check if the alarm Bypass Unable To Trace or Bypass Protection exits If so solve it first 2 Verify the waveform of the bypass voltage If too distorted ask the user to verify it and seek any possible measurement The temperature of the inverter heat sink is too high to keep the inverter running This alarm is triggered by the signal from a temperature monitoring thermostat on the inverter bridge heat sink The UPS can recover automatically after 5 minutes delay from the disappearance of the overtemperature signal If the overtemperature condition is true check the following items 1 high ambient temperature 2 blocked cooling airway 3 any fan failure 4 prolonged inverter overload Fan fault At least one of the cooling fans has failed At least one of the relays of inverter side is open or short circuit This fault is locked until power off for a Inverter relay fail 3 in 1 out system possible causes for relay fault type inverter fuse open inve
64. everse connect the battery otherwise the fire will occure 2 Never open the battery to prevent physical injury because of the electrolyte If you accidentally touch the electrolyte wash the area immediately with plenty of clean water and go to hospital The internal battery module of the UPS is sealed lead acid maintenance free battery The battery life depends on the ambient temperature charge and discharge times High ambient temperature and deep discharge shortens the battery life To ensure the battery life it is required to 6 Keep the ambient temperature ranging from 15 C to 25 C Prevent small current discharge Continuous battery operation time exceeding 24 hours is strictly prohibited e Charge the battery for at least 12 hours if the battery hasn t been charged for three months at specified ambient temperature or two months at high ambient temperature 1 Check regularly the screws at the battery connection parts fasten it immediately if not tight 2 Make sure that the safety equipment are complete and that the function is normal especially that the settings of the battery management parameters are normal 3 Measure and record the internal temperature of the battery room 4 Check whether the battery ports are damaged or hot and whether the chassises and the covers are damaged If liquid leakage and damage to the battery are found place the battery in the anti vitriol tank and deal with it according to the l
65. fety Precautions before Contents 4 The outputs of all single UPSs must be connected to the same output bus 5 As the UPS parallel system is not fitted with any auxiliary contact detection devices for the UPS unit output MCB or maintenance bypass MCB Removing the single UPS from the parallel system before maintenance and adding the single UPS into the parallel system after maintenance must be conducted strictly following the procedures provided in 5 2 Transfer Procedures Between Operation Modes Failure to observe this may affect the load power supply reliability Mechanical Installation Taking the rack installation of the 1 1 parallel system including battery module for example the mechanical installation method of the parallel system is as follows 1 The installation method of 1 1 parallel UPS is the same as that of the single UPS Refer to 2 4 Mechanical Installation for details 2 As shown in Figure 3 1 the battery module should be installed at the bottom and the 1 1 parallel POD should be installed on the top so as to facilitate the cable connection and operation The installation method of 1 1 parallel POD is the same as that of the UPS Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 3 Parallel UPS Installation And Commissioning 27 1 1 parallel 2 GE SE POD 1 pcs e UPS 2 pcs E Figure 3 1 1 1 parallel system installation without battery module 3 4 Connecting Power Cables
66. fied installation engineer should learn about the local wiring regulations for the equipment to be installed 2 3 1 Rectifier And Bypass Input Overcurrent The appropriate overcurrent protective device should be installed on the mains input power distribution and the current capacity of power cable and the system overload requirements should be taken into account in installation see Table 1 2 It is recommended to use the thermomagnetic circuit breaker which satisfies with IEC60947 2 tripping curve C normal when the current value reaches 125 of the current value listed in Table 2 2 Split bypass When the system adopts split bypass separate protective devices should be installed at the mains input power distribution respectively for the mains and bypass Main Bypass backfeed protection When using the main bypass backfeed protection function you need to install a protective device with auxiliary contact function at the user s gross mains input air breaker including the main input and bypass input and this auxiliary contact signal should be connected to the system dry contact port The recommended model for the air breaker is S1N125 R125 TM FFC 4P 1A 1B YO 220Vac 1 The same neutral line must be used for the rectifier and bypass power 2 For IT power grid system the quadrupole protective device must be installed at the UPS external I O power distribution Earth leakage current The residual current detector RCD for
67. flood The system will turn off the rectifier inverter and stop powering the load immediately inverter and bypass output included and the battery stops charging or discharging If the mains input is present the UPS control circuit will remain active however the output is closed To remove all mains power from the UPS the external input switch should be disconnected 5 5 Auto Restart When the mains power failure the UPS draws power from the battery to supply the load until the batteries are depleted then the UPS will shut down The UPS will automatically restart and recover output power supply After the mains power is restored The UPS Auto Restart function is enabled O After the Auto Restart is delayed default 10 minutes During the Auto Restart delay the UPS will charge the battery to provide a safety margin for equipment shutdown if input power fails again If the Auto Restart function is disabled you can restart the UPS manually by pressing the FAULT CLEAR button 5 6 UPS Reset The EPO action or the following reasons such as inverter overtemperature power off overload battery overvoltage and excessive switching may result in the UPS power off After all appropriate measures have been taken to clear the faults indicated by the alarm message appearing on the LCD you can carry out the following steps to restore the UPS to normal operation state 1 Press the FAULT CLEAR button to make the system exit the EPO state
68. g the UPS chassis cover 1 4 Operating Principle The operating principle of the UPS is shown in Figure 1 4 Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 1 Product Introduction 3 Bypass input eee gt Bypass Input filter oe y Output Mains input gt gt Inverter Tv Output filter Rectifier PFC A gt A Auxiliary power Battery lt Charger e DSP controller Figure 1 4 UPS operating principle 1 The UPS is composed of mains input mains and bypass I O filter rectifier PFC charger inverter bypass battery DSP controller auxiliary power and UPS output 2 When the mains is normal the rectifier will start and the charger will charge the battery string Before turning on the UPS the output voltage is the bypass voltage and the mains supplies power to the load through the bypass After turning on the UPS the electronic transfer switch connects the inverter output to the load and the mains supplies DC power to the inverter through the rectifier PFC circuit The inverter then converts DC power into pure sine wave AC power and supplies AC power to the load through the electronic transfer switch 3 When the mains is abnormal the rectifier PFC circuit boosts the battery voltage and supplies it to the inverter The inverter then converts it into pure sine wave AC powe
69. gddedsceuiewlseeasdecesascstediai asdsatedeuedatcdececcsetsinteededecesiewlieeds 43 Chapter SUPS Operation INS UC te 46 5 1 UPS Start Up EE 46 5 2 Transfer Procedures Between Operation Modes c ccccccesceceeeeceeeeeceececenceseueeeseeeeseuseceueessueesseeessseeeseeesens 46 5 2 1 Transfer From Normal Mode To Battery Mode 46 5 2 2 Transfer From Inverter Mode To Bypass Mode cccsscccccseeecceeececceeeecccueceeseesecseueeessesseessueressneeeeeas 46 5 2 3 Transfer From Bypass Mode To Inverter Mode e eeeeereeeeereee ra reree e ereae ac ereeenaeeaea 46 5 2 4 Transfer From Inverter Mode To Maintenance Bypass Mode 47 5 2 5 Transfer From Maintenance Bypass Mode To Inverter Mode 47 5 3 UPS Complete Shutdown sr cceentecesndavancaenmcactendcsnitimantaceindevanttemessedecdesantenanisnsgcheidaeegsenacs eackcieaetecbadaleneineaiestoeiocorsentex 47 PUNO E 48 DO UP E 48 5 7 ZA UAC SO UA E 49 5 8 Changing Current Date And Tumme eeeeree e reree e creae aerea nar er een rrenan re ee nar re ae aa ceea na nErenn reenn 49 S SR O o pjivo yess cic eegene 49 KEE EES 50 6 1 Installing Intelligent Card DE 50 oi a Mel Fates 6 2 9 card lo dE 50 6 1 2 Intelligent e Ee o BEE 50 6 2 Connection Cables For Dry Contact Port 51 6 3 Connecting USB Communication CablES sasuscs sussa cars scedvenesedt ests dcedesnaduevendeadedesneisatdectaddedeueacaelenuauvasasedtestadcedes 52 Chanter 7 E 11 a 2 as ee 53 7 14 T
70. he system runs in batte Output port of battery ON BATTERY EE made j dis status Output port of bypass 7 mm BYPASS E level is 12V when the system runs in bypass mode status a NC EPO activated when opened to 4 2 Input port of remote EPO activated when opened to 4 1 ERC as fea EPO activated when shorted to 4 4 Bypass backfeed protection relay normally open 5 1 BFP_O Closes when short circuit of bypass silicon controlled rectifier Fes leads to backfeed reflected relay Bypass backfeed protection relay normally open BFP_C Opens when shoft circuit of bypass SCR leads to backfeed Note Pin1 and pin2 or pin3 and pin4 of the dry contact port 4 reserves the corresponding terminals for configuring the REPO function The REPO device also needs the shielded cable to connect to the normally open closed remote REPO switch between the two terminals If not necessary you should disconnect pin3 and pin4 of the dry contact port 4 or short pin1 and pin2 of the dry contact port 4 Pin1 and pin2 of the dry contact port 4 have been shorted before delivery The EPO action of the UPS will close the rectifier inverter and static bypass but it cannot disconnect the UPS mains input inside If you want to disconnect the UPS completely just disconnect the upstream input MCB when generating the EPO Lieberto ITA 16kVA And 20kVA UPS User Manual 52 Chapter 6 Communication In emergency conditions close the REPO switch prepared by users to shut d
71. horting bar 4 with mN and DN terminals and one screw hole of the copper shorting bar 10 6 Connect the output L line N line and PE line respectively to the copper shorting bar 5 copper shorting bar 4 with two ON terminals and the other screw hole of the copper shorting bar 10 3 in 1 out split bypass configuration The factory default of this product is 3 in 3 out common source configuration Change the power distribution mode of the main UPS to 3 in 1 out according to the steps described in the following section Changing power distribution mode Continue the following input and output power cable connection and power on commissioning after confirming that the change has been successful 1 Confirm that the power distribution mode of the main UPS has been changed to 3 in 1 out according to the steps described in the following section Changing Power Distribution Mode 2 As shown in Figure 2 16 paste the insulating film accessory on the copper shorting bar 10 and insert the buckles into the corresponding holes on the copper shorting bar 10 3 As shown in Figure 2 18 short connect the two PE terminals of the I O terminal block of the UPS using the copper shorting bar 10 with insulating film short connect bA bB and bC terminals using the copper shorting bar 7 short connect oA oB and oC terminals using the copper shorting bar 5 short connect mN and DN terminals and two oN terminals using the two copper shorting bar 4 UPS
72. ically At this point you must change the REPO switch state and power on the UPS manually 1 It is recommended to use 0 82mm 0 33mm signal cable of 18AWG 33AWG copper core cable 2 If the switch you have configured is of electronic control tripping function when the REPO signal takes action you need to close the switch before restart the UPS 6 3 Connecting USB Communication Cables The USB port is located on the rear panel of the UPS as shown in Figure 1 3 The USB port can connect the monitoring software The methods to connect the communication cable are as follows Insert one end of the USB communication cable to the USB port see Figure 1 3 on the rear panel of the UPS and connect the other end to the USB port of the computer After the connection you need to install the USB drive program in the installation disk Lieberte ITA 16kVA And 20kVA UPS User Manual 7 1 l2 Chapter 7 Maintenance 53 Chapter 7 Maintenance This chapter focuses on the UPS maintenance including the fan maintenance battery maintenance UPS cleaning UPS state check UPS function check Fan Maintenance The UPS fans are expected to run for 20000 hours 40000 hours continuously The higher the ambient temperature the shorter the fan life is During the UPS operation please verify the fan status once every half year by confirming that air blows out from the ventilation holes on the rear panel Battery Maintenance 1 Never r
73. ies 2010 Emerson Electric Co AP11DPG ITA16to20kVA V1 UM
74. irements the I O cable connections are divided into four types 3 in 3 out common source configuration factory default 3 in 3 out split bypass configuration 3 in 1 out common source configuration 3 in 1 out split bypass configuration 1 Using single POD power distribution For the single POD installation and power distribution refer to Lieberte ITA 16kVA And 20kVA UPS Power Output Distribution Unit User Manual 2 Self distribution The four I O cable connection procedures of the self distribution are as follows 3 in 3 out common source configuration factory default 1 Connect the live lines input phase A input phase B and input phase C N line and PE line respectively to the I O terminal block mA mB mC and mN and PE terminals of the UPS Short connect mA and bA mB and bB mC and bC mN and bN of the UPS I O terminal block using the copper shorting bar 3 respectively 2 Connect the live lines output phase A output phase B and output phase C N line and PE line respectively to the I O terminal block 0A oB oC and ON and PE terminals of the UPS as shown in Figure 2 14 UPS output Main input NA BC PE PE N A B C Figure 2 14 3 in 3 out common source configuration cable connection 6 3 in 3 out split bypass configuration 1 Remove all the copper shorting bars 3 from the UPS I O terminal block 2 Connect the live lines mains input phase A mains input phase B and mains input phase C N line and PE line respecti
75. mains output and single phase mains output You should check the system wiring and conduct the panel setting manually 6 Capable of parallel connection to achieve up to 3 1 parallel redundant power 6 High frequency double conversion topology structure with high input power factor wide input voltage range and output immune to grid interference thus adaptable to areas with unstable mains supply High power density O Full digital control technology based on digital signal processor DSP to achieve high system reliability with self protection and fault diagnosis functions O Intelligent battery management to extend the battery module life Operation and display panel with both LCD and LED indication to help you learn about the system operation state and operating parameters 3U thickness Tower installation and rack installation are optional to meet different installation requirements 6 Capable of ECO power supply mode which helps you save energy to the maximum extent Flexible network management with Emerson monitoring software e Fan fault self test and automatic recognition functions 6 SNMP card optional providing network communication function 6 Capable of connecting multiple battery strings extending the power supply time of battery mode 1 2 Model Configurations Two types are available for Lieberte ITA 16kVA and 20kVA UPS UHA3R 0160L p n 01200758 UHA3R 0200L p n 01200782 The model configurations are shown in Table 1
76. ng is DC high voltage the capacity of the MCB and output cables are listed in Table 2 4 First cell Second cell Third cell Sixteenth cell ae O O O d GE E me i i O Giseatittacs aa Q a om one op First cell Second cell Third cell Sixteenth cell Bat N UPS gt O O O tO O CAN O fpf ae aa C2 gt O a O az Bat Figure 2 21 Battery string connection principle diagram 1 Lieberte ITA 16kVA And 20kVA UPS User Manual 20 Chapter 2 Single UPS Installation And Commissioning Sixteenth cell First cell Second cell Third cell a t O O _ O O P D O O O PR O RR RR Bat Oo O Eh s ER q 20 First cell Second cell Third cell Sixteenth cell UPS sl O O _ 0 O eas EU Ol lolol dolo doa Oo EE e EH os O Bat Figure 2 22 Battery string connection principle diagram 2 Connecting battery module cables It is recommended to use four battery modules for power supply including two positive battery modules and two negative battery modules using one into multiple battery cables optional to connect The positive battery module cable is shown in
77. nu button F1 F4 HELP the primary screen will appear again ITA 016kVA 14 30 36 ap EMERSON Network Power lO Liebert Press any button to return to the main menu Figure 4 4 Default screen 4 3 Detailed Description Of Menu Items The description in the following refers to the LCD primary screen shown in Figure 4 3 Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 4 Operation And Display Panel 41 System information window The system information window displays the current time and the UPS name You are not required for operating the information of this window For details see Table 4 5 Table 4 5 System information window Item Explanation ITA 020kVA UPS name which stands for Lieberts ITA 20kKVA UPS 12 30 36 Current time format 24 Hours h min s Menu window and data window The menu window displays the menu name of the data window The data window displays the items of the menu selected from the menu window UPS parameters can be browsed and functions can be set through the menu window and data window Details are given in Table 4 6 Table 4 6 Menu window and data window Mem O o tem Explanation ue N voltage V Phase voltage LN current A Mains Frequency np frequency Bypass output Lose Crest ci Syster Qout Reactive power Battery voltage V Battery bus voltage Battery current A Battery bus current Battery temperature C y E Battery temperature C Battery
78. o fix two brackets accessories respectively on both sides of the UPS front panel as shown in Figure 2 6 SA RSS NENE SIE o y l Be d E Screw Bracket 8 pcs 2 pcs Figure 2 6 Installing brackets Moving the UPS through brackets is prohibited 2 Install the guide rails You need to use guide rails when you select Lieberto ITA series UPS and its options and select the rack installation The installation procedures of the guide rails are as follows 1 Take out the guide rails one left guide rail and one right guide rail guide rail screws and panel screws from the package distinguish the left guide and right guide rail according to Figure 2 7 and confirm its retractable function respectively Lieberte ITA 16kVA And 20kVA UPS User Manual 12 Chapter 2 Single UPS Installation And Commissioning J hole 6 pcs Left guide rail Right guide rail Figure 2 7 Appearance of the guide rail Distinguish the guide rail screw and panel screw according to Figure 2 8 y T O O Guide railscrew Panelscrew Figure 2 8 Appearance of the screw 2 Adjust the guide rail length according to the rack dimensions 3 Align the installation holes of the guide rail with the square holes of the rack fix the guide rail to the rack through the guide rail screws a total of eight each left guide rail and right guide rail need four guide rail screws as shown in Figure 2 9
79. ocal regulations The waste lead acid battery is dangerous waste material It is one of the national emphases to control the waste battery pollution lts storage transportation usage and disposal must follow the national and local law and other criterions about the dangerous waste material and the waste battery pollution prevention According to the related regulations recycle the waste lead aid battery and other disposal methods are prohibited Throwing away randomly the waste lead aid battery and other improper disposal methods can result in serious environment pollution which will be investigated the legal responsibility As the provider of the lead acid battery Emerson has built perfect service network and recycle system for the waste battery to assist users to deal with the waste battery by law Contact Emerson or the nearest service center for the detailed information of the recycle system about the waste battery Emerson is not liable for the environment results caused by failure to comply with the notices in this section or to use the waste battery recycle system provided by Emerson Lieberto ITA 16kVA And 20kVA UPS User Manual 54 Chapter 7 Maintenance 7 3 Cleaning UPS Clean the UPS periodically especially the ventilation holes to ensure free airflow inside the UPS If necessary clean the UPS with a vacuum cleaner Confirm that the ventilation holes are unobstructed 7 4 Checking UPS State It is recommended to check the U
80. ormal range The amplitude threshold is fixed for 10 rating This alarm will automatically recover when the bypass voltage is normal Bypass unable to 1 First verify that the bypass voltage and frequency displayed on the LCD are within the selected range trace Note that the rated voltage and frequency are specified by the Output Voltage Level and Output Frequency Level respectively 2 If the displayed voltage is abnormal please verify the actual bypass voltage and frequency presented to the UPS Check the external power if any fault is found Rectifier overtemp Lieberto ITA 16kVA And 20kVA UPS User Manual 44 Chapter 4 Operation And Display Panel Alarm message Description This alarm is triggered by an inverter software program when the amplitude or frequency of bypass voltage is too high or too low The amplitude threshold is fixed for 10 rating This alarm will automatically recover when the bypass voltage is normal 1 First check if there are some relevant alarms such as Bypass Phase Reverse Input Disconnect Fault If so solve them first 2 Then verify that the bypass voltage and frequency displayed on the LCD are within the selected range Note that the rated voltage and frequency are specified by the Output Voltage Level and Output Frequency Level respectively 3 If the displayed voltage is abnormal please verify the actual bypass voltage and frequency presented to the UPS Check the ext
81. own the rectifier and inverter and the UPS is powered off In normal condition the REPO switch cannot cut off the UPS input power If a switch of electronic control tripping function is adopted at the UPS input the REPO switch can help the switch trip and thus cut off the UPS input power The position of the REPO switch is shown in Figure 1 3 and the REPO cable connection is shown in Figure 6 3 al EPO IN SS e H 12V Q EPO_NC REPO plug Figure 6 3 REPO cable connection The cable connection procedures are as follows 1 Loosen the 12V and EPO_IN connection terminals of the REPO port 2 Insert the two ends of the copper core cables with the insulation leather peeled into the 12V and EPO_IN connection terminals of the REPO port and press down the terminals The REPO cable is complete Ensure that the REPO cable is firmly connected to avoid no action or wrong action of the REPO caused by accidental dropping or infirm contact 3 For parallel UPSs when connecting the REPO cable users should parallel connect 12V of the REPO port with one end of the electronic switch and parallel connect EPO_IN with the other end of the electronic switch Note the difference between the port silkscreen and during connection When the REPO switch at the user end closes the UPS will generate an alarm and cut off the output immediately and the UPS will not return to the normal operation state automat
82. pter 2 Single UPS Installation And Commissioning 21 Bat N PE Bat Bat Figure 2 25 Cable connection diagram of the positive battery module Lieberte ITA 16kVA And 20kVA UPS User Manual 22 Chapter 2 Single UPS Installation And Commissioning Bat N PE Bat Bat Nm En Camata E EEE RAT TAN Be da AEE Ta z ToS EIS CS os st sss OC SS eS ee Figure 2 26 Cable connection diagram of the negative battery module 2 6 Single UPS Commissioning 2 6 1 Check Before Power On 1 Check and confirm that the power distribution mode of the UPS and the POD if configured is correct that the connections of the power cable and signal cable are correct and there is no short circuit 2 Check that the battery installation and the cable connection are correct positive pole and negative pole of the battery is correct 3 Measure and confirm that the mains voltage and frequency are normal 4 The output terminals of the UPS and POD if configured are energized upon the power on If the load is connected with the output terminals make sure that the power to the load is safe 2 6 2 Single UPS Parameters Setting Power on the UPS according to step 1 step 4 in 2 6 3 Normal Mode Start Up it is prohibited to start the inverter Press the menu key to enter the function setting option set the single UPS parameters according to Table 2 5 Table 2 5 Single UPS parameters setting
83. r and supplies AC power to the load through the electronic transfer switch 4 After the mains returns to normal state the UPS will automatically transfer from battery mode to Normal mode the mains supplies DC power to the inverter through the rectifier PFC circuit and then the electronic transfer switch supplies DC power to the load 1 5 UPS State And Operation Mode The UPS state and operation mode include Normal mode Bypass mode Battery mode ECO mode Fault state and Maintenance Bypass mode The operation schematic diagrams of Normal mode Bypass mode and Maintenance Bypass mode are shown in Figure 1 5 Only when the UPS output power distribution unit POD for short is configured the Maintenance Bypass mode is valid Lieberto ITA 16kVA And 20kVA UPS User Manual 4 Chapter 1 Product Introduction Bypass input Bypass input PDA na Main input Ge Output t Main input Output Normal mode Bypass mode Bypass input Bypass input DA na Main input Output Main input Output Battery mode Maintenance Bypass mode Figure 1 5 Operation schematic diagram For the LED indicators introduced in this section refer to 4 1 1 LED indicators 1 5 1 Normal Mode When the mains input is normal the load is powered with voltage stabilizing and frequency stabilizing power by the mains after processing of the rectifier and the inverter and meanwhile the operation mode that the charger charging the battery is
84. rallel requisite units to 1 Parallel Redundant Units to 1 For the master system set LBS Function to MASTER For the slave system set LBS Function to SLAVE Ensure that the setting for 3 Phase Output or 1 Phase Output of each single UPS in the double bus system is same as shown in Figure 3 11 Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 3 Parallel UPS Installation And Commissioning 37 Unit 1 ITA 016 kVA 14 30 36 a E ITAO16KVA 44 30 36 a m Shared Battery Disabled eg Parallel Redundant Units Enabled Disabled 0 1 System Configuration Parallel ECO Mode Single Parallel Normal Parallel requisite units Output frequency Level 1 2 50Hz Settings Settings Fl ES EIA t tee ITA 016kVA 14 30 36 ap Unit 1 ITA O16KVA 44 30 36 ap Output Voltage Level 380V A Protocol DADINA 7 200 208 220 230 380 400 415 480 YDN23 Velocity LBS Function MASTER 3 Phase Output or 1 Phase Output Three NONE SLAVE MASTER Three Single Command password kkkkk Settings Settings E GAA t SR E Figure 3 11 Setting interface Lieberto ITA 16kVA And 20kVA UPS User Manual 38 Chapter 4 Operation And Display Panel Chapter 4 Operation And Display Panel This chapter introduces the functions and use of the components on the UPS operation and display panel and provides LCD display information including the LCD screen types detailed menu messages prompt windows message and UPS alarm lis
85. reparation 2 2 1 Location To extend the UPS life the place chosen must offer Convenient wiring Adequate operator access area Good ventilation to meet the heat dissipation requirement e No corrosive gas such as sulfur dioxide and so on No excessive moisture or heat source e No excessive dust Compliance with fire fighting requirements e Operating temperature compliant with the specifications see Table 1 2 for details 2 2 2 Environmental Requirement UPS room The UPS is designed for indoor installation which should be installed in a clean and well ventilated environment so as to keep the ambient temperature within the specifications The internal fans provide the forced air cooling for the UPS Cooling air enters the UPS through the ventilation holes on the front panel and exhausts the hot air through the back ventilation holes Therefore do not obstruct the ventilation holes Maintain at least 200mm clearances between the front rear side panels of the UPS and the wall or Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning adjacent equipment see Figure 2 1 so as not to obstruct the UPS ventilation and heat dissipation Otherwise the UPS internal temperature will rise which will shorten the UPS life lf necessary an indoor exhaust fan should be installed to keep the indoor temperature from rising An air filter should be used where the UPS is to operate in a dirty en
86. replacing the battery module and connecting the battery cables disconnect the DC battery MCB power off the UPS completely and make isolation protection on the terminals 5 Refer to Figure 2 23 and Figure 2 24 for the length of the battery cables If you need longer cables please consult the dealer It is recommended that the battery cable should be shorter than 3m Otherwise the UPS cannot operate normally Installing battery 1 Before installation you must inspect the appearance and accessories of the battery and carefully read this manual and the user manual provided by the battery manufactory 2 Maintain at least 10mm clearances between the front rear side panels of the battery and the wall or adjacent equipments to keep well ventilated 3 Maintain some clearances between the top of the battery and the upper baffle to facilitate monitoring and battery maintenance 4 Install the batteries from the bottom to the up to prevent the center of gravity too high Place the battery well to avoid shake and impact Connecting external battery string The default battery number of the UPS is 32 cell including 16 cell positive batteries and 16 cell negative batteries The external battery string connection principle diagrams of the self distribution are shown in Figure 2 21 and Figure 2 22 1 As shown in Figure 2 21 and Figure 2 22 the DC battery MCB must be added between the battery strings and UPS 2 The voltage of the battery stri
87. rew 4 pcs Figure 2 11 Installing the UPS Installation procedures for UPS with battery modules The installation method of the battery module is the same as that of the UPS Repeat the previous procedures to install and fix the four battery modules and a UPS in the rack one by one as shown in Figure 2 12 As the battery module is heavy you should pay attention to the following items in installation O Install the battery modules first start the installation from the bottom and then place the UPS onto the top as shown in Figure 2 12 e Moving the UPS and battery modules through brackets is prohibited e Two persons or more are required for the installation GEDOEDGEL UPS Battery module 4 pcs E al H Lu A Figure 2 12 Installation of UPS with battery modules 2 5 Connecting Power Cables I O cables and battery cables are required for connection When connecting the cables you should follow t the local wiring regulations take the environment situation into account and refer to Table 3B of IEC60950 1 The max current in different operating modes is listed in Table 2 2 the recommended min cable CSA is listed in Table 2 3 Select the appropriate cables according to Table 2 2 and Table 2 3 Table 2 2 Max steady state AC and DC current Rated current A UPS rated Mains input current upon battery power kVA charging with max ability Gross output current at full load Battery di
88. rter IGBT open At least one of the static switches of bypass side is open or short circuit This fault is locked until power Bypass STS fail off Neighbor bypass At least one of the static switches of UPS unit bypass side in parallel system is open or short circuit This fault is locked until power off The UPS is confirmed to be overload when the load is above 105 nominal rating The alarm automatically recovers after the overload condition is removed 1 Confirm that the alarm is true by checking the load percent indicated on the LCD to determine which phase is being overloaded 2 If the alarm is true measure the actual output current to verify that the indications are valid Disconnect the unnecessary load and ensure the safety Byp abnormal uP Both bypass and inverter voltages are abnormal Load interruption shutdown Inverter over current Inverter pulse width modulation module is over current The phase sequence direction of the bypass voltage is reversed Normally the phase of phase B lags 120 degrees behind phase A and the phase of phase C lags 120 degrees behind phase B Verify that the phase rotation of the bypass supply presented to the UPS is correct and rectify it if the fault is found Load impact transfers A transfer to bypass occurred due to a large step load The UPS will recover automatically Turn on the bypass load in sequential order for reducing the step load of the inverter The load is on bypass power due to the ex
89. scharging current upon min battery voltage 400V 415V y J KR ee eS e in 3 33 So 3 22 Lieberte ITA 16kVA And 20kVA UPS User Manual 14 Chapter 2 Single UPS Installation And Commissioning Rated current A UPS rated Mains input current upon battery power kVA charging with max ability iia cic ECA ER RE RUE o o When selecting the battery cables according to the current value shown in table the max allowable voltage drop is 4Vdc Do not ring the cables so as to avoid increasing the electromagnetic interference EMI 1 The mains current input of the rectifier and bypass 2 Non linear load switch mode power affects the neutral cable design of output and bypass The neutral cable current may exceed the rated phase current in general 1 732 times as large as the rated current Gross output current at full load Battery discharging current upon Table 2 3 Single UPS cable CSA unit mm ambient temperature 25 C 16kVA 3 in 1 out a a Ce E G TEVA nou OOO 2WAGinto OBB wano 10 1 tw tw tw e The recommended UPS UO MCB capability is listed in Table 2 4 select the MCBs according to your requirements The UPS is high leakage current equipment it is not recommended to configure the MCB with leakage current protection function Table 2 4 UPS I O MCB selection Z Seen SS Ze ST Note The 3 in 3 out bypass MCB 125A is used to connect the bypass input upon split
90. ser The dry contact card can also receive three routes digital signal inputs two of which control the UPS turn on and turn off respectively the third is reserved Refer to UPS Dry Contact Card User Manual for the installation and operation guide Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 6 Communication 51 Extended dry contact card Except for the function of the UPS dry contact card the extended dry contact card provides RS232 and RS485 communication function to support the JBUS MODBUS RTU communication protocol and provides four routes analog acquisition function Refer to UPS Extended Dry Contact Card User Manual for the installation and operation guide 6 2 Connection Cables For Dry Contact Port The UPS provides five dry contact ports see Figure 1 3 for the specific positions The silkprints of the five dry contact ports are 1 2 3 4 and 5 The pin layout of each dry contact port is shown in Figure 6 2 and the port description is shown in Table 6 1 VV 12V oe K 12V Q e 2 O gt gt Z o o q OG zZ Z 2 O se A ol a o Lt O o 0 s 6 o Q GC E Fe 2 a iT o oOo o lt LU OI c c O O Dry contact port 1 Dry contact port 2 Dry contact port 3 Dry contact port 4 Dry contact port 5 Figure 6 2 Pin layout of dry contact ports Table 6 1 Description of the dry contact ports 11 S ALARM The o level is 12V when the system alarms Output port of alarm 2 DRC O The signal level is 12V when t
91. t 4 1 Introduction The operation and display panel is located on the front panel of the UPS Through the operation and display panel you can conduct the UPS operation control and query all the UPS parameters UPS and battery states and alarm message As shown in Figure 4 1 the operation and display panel provides LCD menu buttons F1 F4 HELP LED indicators inverter indicator and fault indicator control buttons FAULT CLEAR ON OFF ALARM CLEAR EPO LCD Fault indicator Inverter indicator Menu buttons BATTERY START Control buttons Figure 4 1 Operation and display panel 4 1 1 LED Indicators The LED indicators are composed of inverter indicator and fault indicator Table 4 1 gives the indicators description Table 4 1 Description of LED indicators wearin On o S Load power is supplied by the inverter Inverter indicator Blinking Inverter on starting up synchronizing or standing by ECO mode Off Inverter not operating Blinking General fault such as no battery Fault indicator On o Serious fault such as inverter fault No au 4 1 2 Audible Alarm Buzzer The UPS activity is accompanied with the following two different kinds of audible alarms shown in Table 4 2 Table 4 2 Audible alarm description Meaning One beep every second Sound is generated when the UPS alarm appears such as AC input failure Continuous beep Sound is generated when the UPS fault appears such as fuse or hardwar
92. te ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 7 Chapter 2 Single UPS Installation And Commissioning This chapter introduces the installation cable connection and commissioning of the single UPS Each site has its peculiarity so this chapter provides the guidance with general installation procedures and methods for the installation engineer who should conduct the installation according to the actual conditions The UPS should be installed by a qualified engineer according to the information contained in this chapter If any problem is found please get in touch with Emerson local service center immediately The UPS shall not be powered on without approval of the commissioning engineer For other equipments which are not introduced in this manual the detailed information about mechanical installation and electrical installation are delivered with the equipment JN noe 3 phase 5 line for power input The UPS can be connected to 3 phase 5 line A B C N PE TN TT and IT AC power distribution system IEC60364 3 2 1 Unpacking Inspection After the UPS arrival you should unpack it and check the following items 1 Visually inspect the UPS appearance for transportation damage If any problem is found please notify the carrier immediately 2 Check the accessories and models against the delivery list If any problem is found please notify the dealer immediately 2 2 Installation P
93. the UPS upstream input power distribution should be Sensitive to the DC unidirectional pulse level A in power distribution network Lieberte ITA 16kVA And 20kVA UPS User Manual 10 Chapter 2 Single UPS Installation And Commissioning O Insensitive to the transient current pulse e General sensitivity type settable 0 3A 1A The residual current circuit breaker RCCB must be sensitive to the DC unidirectional pulse level A in power distribution network but insensitive to the transient current pulse as shown in Figure 2 2 respectively el ID Figure 2 2 RCCB symbols When using the earth RCD in split bypass system or parallel system the RCD should be located at the upstream input power distribution terminal to avoid generating the false alarm The earth leakage current introduced by the RFI filter in the UPS ranges from 3 5mA to 1000mA It is recommended to confirm the sensitivity of each differential device of the upstream input power distribution and downstream power distribution to load 2 3 2 Battery Input The overcurrent protective device has been placed into the battery module when you choose the battery module option provided by Emerson Otherwise the external battery cabinet should provide DC compatible circuit breaker so as to provide the overcurrent protection for the UPS and its batteries 2 3 3 UPS Output The protective device must be installed for the UPS output power distribution The protective device must
94. tructions This chapter gives a detailed description of the UPS operation procedures During the operation the buzzer alarm may appear at this point you can press the ALARM CLEAR button to silence the audible alarm AN AN Warning hazardous mains and or battery voltage exists behind the protective cover No user accessable parts are located behind the protective covers that require a tool for removal Only qualified service personnel are authorized to remove such covers If the maintenance for rack is needed notice that the neutral line is live UPS Start Up The start up procedures can be performed after the installation is finished the system has been commissioned by authorized engineer and the external input MCBs are closed This procedure results in mains voltage being applied to the UPS output terminals Confirm that the load power is safe if there is a load to be connected with the UPS output terminal Ensure that the load is isolated with the UPS output terminal if the load is not ready for accepting the power The start up mode of the single UPS includes normal mode start up and battery mode start up refer to 2 6 3 Normal Mode Start Up and 2 6 4 Battery Mode Start Up for details For the detailed information of the parallel UPS refer to 3 5 3 Power On Commissioning For Parallel System Transfer Procedures Between Operation Modes The Inverter operation mode include Normal mode mains inverter and Battery module b
95. vely to the I O terminal block mA mB mC and mN and PE terminals of the UPS 3 Connect the live lines bypass input phase A bypass input phase B and bypass input phase C and N line respectively to the I O terminal block bA bB bC and bN terminals of the UPS Lieberte ITA 16kVA And 20kVA UPS User Manual 16 Chapter 2 Single UPS Installation And Commissioning 4 Connect the live lines output phase A output phase B and output phase C N line and PE line respectively to the I O terminal block 0A oB oC and ON terminals and PE terminal of the UPS UPS output Main input Bypass input J A mN mA mB mC N A BC PE PE J bN bA bB TI bC RR vm E VE VE EN GR IS Td Td IR ER ER RN Ses E E Des UPS E OC ITI I O FE lees Figure 2 15 3 in 3 out split bypass configuration cable connection 6 3 in 1 out common source configuration The factory default of this UPS is 3 in 3 out common source configuration Change the power distribution mode of the UPS to 3 in 1 out according to the steps described in the following section Changing power distribution mode Continue the following input and output power cable connection and power on commissioning after confirming that the change has been successful 1 Confirm that the power distribution mode of the main UPS has been changed to 3 in 1 out according to the steps described in the following section Changing Power Distribution Mode 2 As shown in Figure 2 16
96. vironment General view Wall 200mm Wall 200mm Battery cabinet Battery cabinet 200mm a Top view Front view Figure 2 1 Installation clearances AN Note The UPS should be installed only on the concrete surface or other non flammable surfaces Battery room A small amount of hydrogen and oxygen will be generated at the end of battery charging therefore you must ensure that the fresh air ventilation of battery installation environment meets the EN50272 2001 requirements The battery ambient temperature should be the constant temperature for the ambient temperature is the main factor to affect the battery capacity and life The battery standard operating temperature is 20 C operation above this temperature will shorten the battery life and operation below this temperature will reduce the battery capacity If the battery average temperature in operation rises from 20 C to 30 C the battery life will be reduced by 50 if the battery temperature in operation exceeds 40 C the battery life will be decreased exponentially In general the enabled ambient temperature of the battery is 15 C 25 C The battery should be kept away from heat and ventilation holes Lieberto ITA 16kVA And 20kVA UPS User Manual Chapter 2 Single UPS Installation And Commissioning 9 When the
97. y module 8 1 3 Backup Time Of Standard Battery Module For Single UPS At full load 18kW the backup time of four battery modules is about five minutes and backup time of ten battery modules is about 30 minutes At half load 9kW the backup time of four battery modules is about 15 minutes and backup time of ten battery modules is about an hour See Table 8 2 and Table 8 3 for details Table 8 2 Backup time list 1 No of the Backup time batery module BW mam mm JOB ow IT rw Dos om Mm Mm r dm TI D DO lim fm tom 2m Sm sm DO o tm mo e Sm Sm o mo DO o Sm Sm Sm 1 Sm o mo mim Table 8 3 Backup time list 2 No of the Backup time batery module SAR 45w sow sw mm mm D Sm Sm 0 th tm e 3 DOS o mo o tm o mem ml mm e SI mes TI m RR RO Dm o mim Sms 8 2 POD POD option of the UPS can provide safe and reliable power distribution function The descriptions of the POD are listed in Table 8 4 Table 8 4 POD Type Lesser POD3U20K 02352814 Single POD Dimension Height x Width x Depth 435mm x 130mm x 500mm Weight 17kg UF POD6U20K 02352303 1 1 parallel POD Dimension Height x Width x Depth 435mm x 260mm x 500mm Weight 25kg Lieberte ITA 16kVA And 20kVA UPS User Manual Chapter 8 Options 57 For the installation and commissioning of the POD refer to Lieberte ITA 16kVA And 20kVA UPS Power Output Distribution Unit User Manual Remove the pl
98. y nevertheless cause radio interference in which case the user may be required to take additional measures to reduce the interference Conformity and standards The UPS complies with 2006 95 EC LV Safety and 2004 108 EC EMC with Australia and New Zealand EMC Framework C Tick and with the following product standards for UPS EC62040 1 1 General and safety requirements for use in operator access area EC62040 2 EMC requirements Class C2 compliant EC62040 3 Performance requirements and test methods The UPS installation should follow the above instructions and use the accessories specified by manufacturer Earth connection is essential before connecting the input power AC mains and battery included Earth leakage current ranges from 3 5mA to 1000mA Transient and steady state earth leakage currents which may occur when starting the equipment should be taken into account when selecting instantaneous residual current circuit breaker RCCB or residual current detector RCD Note that the earth leakage current of the load will be carried by RCCB or RCD This equipment must be earthed in accordance with the local electrical codes The UPS has a zero voltage contact closure signal available for use with an external automatic circuit breaker single power to protect against backfeeding voltage to input terminal through the static bypass circuit If the installation engineer does not need to use this signal the external bypass

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