Liebert GXT MT+ User Manual – 10kVA-20kVA
Contents
1. Connect the earth wire first when making wire connection Disconnect the earth wire last when making wire disconnection Output Line Input Neutral Output Neutral Input Line 3 Input Line 1 Input Line 2 Terminal Block wiring diagram NOTE 1 Make sure that the wires are connected tightly with the terminals NOTE 2 Please install the output breaker between the output terminal and the load and the breaker should be qualified with leakage current protective function if necessary 6 Put the terminal block cover back to the rear panel of the UPS 7 Connect UPS to external maintenance bypass switch Follow below chart to connect all wires e 8 imm Input neutral Ground Input Line 3 Input Line 2 Input Line 1 ULI HI so LLL TU TI m l Output neutral UT Output line Wiring diagram from UPS to external maintenance bypass switch AN Warning e Make sure a DC breaker or other protection device between UPS and external battery pack is installed If not please install it carefully Switch off the battery breaker before installation NOTE Set the battery pack breaker in OFF position and then install the battery pack e Pay highly attention to the rated battery voltage marked on the rear panel If you want to change the numbers of the battery pack please make sure you modify the setting simultaneously The connection with wrong battery voltage may cause permanent damage of the UPS Make sure the2. acceptable range and ECO mode is enabled UPS will bypass voltage to output for energy saving When the CVCF mode is enabled the inverter will output constant frequency 50 Hz or 60 Hz At this mode the UPS will have no bypass output but still charge battery When the input voltage frequency is out of the acceptable range or power failure UPS will backup power from battery and alarm will beep every 4 seconds When UPS is in AC mode or CVCF mode press Test key for more than 0 5s Then the UPS will beep once and start Battery Test This operation is used to check the battery status When fault occurs in UPS it will display fault icon and fault code in LCD panel Alarm beeps continuously 25 EMERSON Network Power CHARGING EMERSON Power ork Pow CHARGING ECO EMERSON Net Power CHARGING EMERSON Network Power LOAD STATUS EMER Networ k 3 9 Fault Code 3 9 1 Fault Code for 1020K 01 Bus start failure 01 B e Inverter soft start failure High inverter voltage Inverter output short circuited Low inverter voltage 3 9 2 Fault Code for 30K 0 Bus start failure 0 Bus unbalance mt NEIN Inverter soft start failure EIN High inverter voltage gt Low inverter voltage Inverter A output line to neutral short circuited Inverter B output line to neutral short circuited Inverter C output line to neutral short circuited Inverter A B output line to line
3. External battery connector oO SALON NUT dme NOS Output terminal connect to mission critical loads 10 Utility input terminal 2 3 Single UPS Installation Installation and wiring must be performed in accordance with the local electric laws regulations and execute the following instructions by professional personnel 1 Make sure the mains wire and breakers in the building are enough for the rated capacity of UPS to avoid the hazards of electric shock or fire NOTE Do not use the wall receptacle as the input power source for the UPS as its rated current is less than the UPS s maximum input current Otherwise the receptacle may be burned and destroyed 2 Switch off the mains switch in the building before installation 3 Turn off all the connected devices before connecting to the UPS 4 Prepare wires based on the following table EX spec AWG Model Input Output Battery NOTE 1 The cable for 10KL should be able to withstand over 63A current It is recommended to use 8AWG or thicker wire for safety and efficiency NOTE 2 The cable for20KL should be able to withstand over 100A current It is recommended to use 6AWG or thicker wire for safety and efficiency NOTE 3 The selections for color of wires should be followed by the local electrical laws and regulations 5 Remove the terminal block cover on the rear panel of UPS Then connect the wires according to the following terminal block diagrams
4. Then the parallel system is complete If more detailed information is needed please contact supplier or service center for parallel operation instruction 2 Add one new unit into the parallel system 1 You can not add one new unit into the parallel system when whole system is running You must cut off the load and shutdown the system 2 Make sure all of the UPS are the parallel models and follow the wiring refer to section 2 4 14 3 Install the new parallel system refers to the previous section 3 Remove one unit from the parallel system There are two methods to remove one unit from the parallel system First method 1 2 3 Press the OFF key twice and each time should be lasted for more than 0 5s Then the UPS will enter into bypass mode or no output mode without output Turn off the output breaker and input breaker of this unit If using 30KVA unit please also turn off bypass breaker After it shuts down you can turn off the battery breaker for long run model and remove the parallel and share current cables And then remove the unit from the parallel system Second method 1 2 3 4 5 If the bypass is abnormal you can not remove the UPS without interruption You must cut off the load and shut down the system first Make sure the bypass setting is enabled in each UPS and then turn off the running system All UPSs will transfer to Bypass mode Remove all the maintenance bypass covers
5. be muted unless the error is fixed Please refer to section 3 3 for the details 11 Operation in Fault mode 1 2 3 When Fault LED illuminates and the buzzer beeps continuously it means that there is a fatal error in the UPS Users can get the fault code from display panel Please check the trouble shooting table in chapter 4 for details Please check the loads wiring ventilation utility battery and so on after the fault occurs Don t try to turn on the UPS again before solving the problems If the problems can t be fixed please contact the distributor or service people immediately For emergency case please cut off the connection from utility external battery and output immediately to avoid more risk or danger 12 Operation of changing battery numbers 1 2 3 4 This operation is only available for professional or qualified technicians Turn off the UPS If the load couldn t be cut off you should remove the cover of maintenance bypass switch on the rear panel and turn the maintenance switch to BPS position first Switch off the input breaker and bypass breaker only available for 30KVA model Then switch off the battery breaker only available for long run model Remove the cabinet cover and disconnect battery wire for standard model Then please modify the jumper of JS3 on the control board for 10KVA 15KVA 20KVA models or on INV control board for 30KVA model to set the battery numbers as following
6. beep quickly once every sec to remind users that the battery is at low level and the UPS will shut down automatically soon Users could switch off some non critical loads to disable the shutdown alarm and prolong the backup time If there is no more load to be switched off at that time you have to shut down all loads as soon as possible to protect the devices or save data Otherwise there is a risk of data loss or load failure 2 In Battery mode if buzzer sound annoys users can press the Mute button to disable the buzzer 3 The backup time of the long run model depends on the external battery capacity 4 The backup time may vary from different environment temperature and load type 5 When setting backup time for 16 5 hours default value from LCD panel after discharging 16 5 hours UPS will shut down automatically to protect the battery This battery discharge protection can be enabled or disabled through LCD panel control Refer to 3 7 LCD setting section 6 Test the batteries 1 If you need to check the battery status when the UPS is running in AC mode CVCF mode ECO mode you could press the Test button to let the UPS do battery self test 2 Users also can set battery self test through monitoring software 7 Turn off the UPS with utility power supply in AC mode 1 Turn off the inverter of the UPS by pressing OFF button for at least 0 5s and then the buzzer will beep once The UPS will turn into Bypass mode NOTE 1 If
7. for running in Bypass mode under any situations Dm OPN Bypass allowed When selected UPS will run at Bypass mode depending on the setting of Switch off Bypass mode enable disable Parameter 2 Allow or forbidden bypass mode 1d Parameter 2 ENA Bypass enabled When selected bypass mode is activated DIS Manual bypass disabled When selected automatic bypass is acceptable but manual bypass is not allowed Manual bypass means users manually operate UPS in Bypass mode For example pressing OFF button in AC mode to turn into Bypass mode Network Power 21 e 16 Maximum battery discharge time setting Parameter 2 Ik 001 999 Set the maximum backup time from 1 min to 999 min n A UPS will shut down to protect battery after backup time arrives INI NT The default value is 990 greet TIN DIS Disable battery discharge protection and backup time vill depend on battery capacity EMERSON Network Power 22 e 20 Neutral loss detection Parameter 2 DIS Disable the neutral loss detection function The UPS will not detect the neutral loss or not ATO The UPS will automatically detect the neutral is lost or not If neutral loss is detected an alarm will be generated If the UPS is turned on it will transfer to battery mode When neutral is restored and detected the alarm will be muted automatically and the UPS will go back to normal mode automatically CHE The UPS will au
8. in parallel system Bvpass phase abnormal Locked in bypass after overload 3 da i times in 30min Over temperature Charger failure Ca Co Co o a 24 4 Trouble Shooting If the UPS system does not operate correctly please solve the problem by using the table below Symptom No indication and alarm in the front display panel even though the mains is normal The icon Aana the warning code Ob flash on LCD display and alarm beeps every second The icon AN and BATTERY FAULT flash on LCD display and alarm beeps every second The icon A and OVER LOAD flash on LCD display and alarm beeps twice every second Fault code is shown as 43 The icon CASSA lights on LCD display and alarm beeps continuously Fault code is shown as 14 the icon lights on LCD display and alarm beeps continuously Other fault codes are shown on LCD display and alarm beeps continuously Battery backup time is shorter than nominal value Possible cause The AC input power is not connected well EPO function is activated At this time the EPO switch is in OFF status or the jumper is to disable the EPO function The external or internal battery is incorrectly connected UPS is overload UPS is overloaded Devices connected to the UPS are fed directly by the electrical network via the Bypass After repetitive overloads the UPS is locked in the Bypass mode Connected devices are fed directly by
9. protect your precious devices you should turn on the UPS Refer to next step 2 Press and hold the ON button for 0 5s to turn on the UPS and the buzzer will beep once 3 A few seconds later the UPS will enter to AC mode If the utility power is abnormal the UPS will operate in Battery mode without interruption NOTE When the UPS is running out battery it will shut down automatically at Battery mode When the utility power is restored the UPS will auto restart in AC mode 2 Turn on the UPS without utility power supply in Battery mode 1 Make sure that the breaker of the battery pack is at ON position only for long run model 2 Press the ON button to set up the power supply for the UPS UPS will enter to power on mode After initialization UPS will enter to No Output mode then Press and hold the ON button for 0 5s to turn on the UPS and the buzzer will beep once 3 Afew seconds later the UPS will be turned on and enter to Battery mode 11 3 Connect devices to UPS After the UPS is turned on you can connect devices to the UPS 1 Turn on the UPS first and then switch on the devices one by one the LCD panel will display total load level 2 If it is necessary to connect the inductive loads such as a printer the in rush current should be calculated carefully to see if it meets the capacity of the UPS because the power consumption of this kind of loads is too big 3 Ifthe UPS is overload the buzzer will b
10. short circuited to line short circuited Inverter C A output line to line short circuited SHORT SHORT SHORT SHORT SHORT 1 2 3 4 11 12 13 14 15 16 18 19 SHORT Negative power fault None mum om circuited mum m circuited Non failure unbalance Incorrect UPS setting B d fault fault fault Battery SCR short circuited Inverter relay short Badii circuited 24 29 Battery fuse broken in Battery mode 3 36 Battery fuse broken in Battery mode Parallel communication failure Parallel output current unbalance Over temperature DSP communication failure Incorrect UPS setting MCU communication failure Two DSP firmware versions are incompatible 49 Input and output phases are incompatible 3 10 Warning Indicator Icon flashing Alam BATTERY FAULT Beeping every second o Beeping every second Low battery 08 oo LOW BATT Beeping every second Overload o OVER LOAD Beeping twice every second Warning Description Battery is not connected 07 Over charge Charger failure Beeping every second Any warning codes displayed on l N N l Other warnings HMS Beeping every second please refer to section 3 11 for the details 3 11 Warning Code Battery unconnected L1 IP fuse broken IP Neutral loss or IP L2 L3 Line situations are different in parallel fuse broken IP phase abnormal Bypass situations are different
11. table Battery Number s o 1 9 x x fo 9 1 X 13 In series pini pin2 pin3 amp pin4 Pin5 pinb pin7 amp pin8 Note 1 connect with jumper 0 no jumper x the pins are for other functions 5 Modify the battery pack for the setting number carefully After complete it put the cover back switch on the battery breaker for long run model 6 Switch on the input breaker and bypass breaker only available for 30KVA model Then the UPS will enter Bypass mode If the UPS is in maintenance Bypass mode turn the maintenance switch to UPS position and then turn on the UPS 3 5 Parallel Operation 1 Parallel system initial startup First of all please make sure all of the UPSs are parallel models and have the same configuration 1 Turn on each UPS to AC mode respectively Refer to section 3 4 1 Then measure the output voltage of each UPS to check if the voltage difference between actual output and setting value is less than 1 5V typical 1V with multimeter If the difference is more than 1 5V please calibrate the voltage by configuring inverter voltage adjustment Refer to Section 3 7 in LCD setting If voltage difference remains more than 1 5V after calibration please contact your local distributor or service center for help 2 Calibrate the output voltage measurement by configuring output voltage calibration Refer to Section 3 7 in LCD setting to make sure the error between real output v
12. the mains UPS is overload too long and becomes fault Then UPS shut down automatically The UPS shut down automatically because short circuit occurs on the UPS output A UPS internal fault has occurred Batteries are not fully charged Batteries defect 28 Remedy Check if input cable firmly connected to the mains Set the circuit in closed position Check if all connected well batteries are Remove excess loads from UPS output Remove excess loads from UPS output Remove excess loads from UPS output first Then shut down the UPS and restart it Remove excess loads from UPS output and restart it Check output wiring and if connected devices are in short circuit status Contact your dealer Charge the batteries for at least 7 hours and then check capacity If the problem still persists consult your dealer Contact your dealer to replace the battery Symptom Possibecausee Remedy Check and correct the input neutral connection If the connection is ok and the alarm is still displaying please refer to the LCD setting section to enter the neutral loss check menu to The warning code 02 is shown the icon The input neutral wire is see if the parameter3 is CHE if disconnected it is please press the Enter flashes on LCD display and alarm key firstly to make the CHE beeps every second flash and press the Enter key secondly to make the UPS clear the alarm
13. voltage of the battery pack is correct e Pay highly attention to the polarity marking on external battery terminal block and make sure the correct battery polarity is connected Wrong connection may cause permanent damage of the UPS e Make sure the protective earth ground wiring is correct The wire current spec color position connection and conductance reliability should be checked carefully e Make sure the utility input amp output wiring is correct The wire current spec color position connection and conductance reliability should be checked carefully Make sure the L N site is correct not reverse and short circuited e Before turning on the UPS be sure the breaker of the battery pack is on e UPS will alert while the external battery breaker is not on If so turn on the external battery breaker and press test button on the UPS to release the audible alert 2 4 UPS Installation for Parallel System If the UPS is only available for single operation you may skip this section to the next 1 Install and wires the UPSs according to the section 2 3 2 Connect the output wires of each UPS to an output breaker 3 Connect all output breakers to a major output breaker Then this major output breaker will directly connect to the loads 4 Each UPS is connected to an independent battery pack NOTE The parallel system can not use one battery pack Otherwise it will cause system permanent failure 5 Refer to the following w
14. AC Voltage Regulation Frequency Range Synchronized Range requency Range Batt Mode Overload 0 ms lt 10 ms EFFICIENCY BATTERY PHYSICAL ENVIRONMENT MANAGEMENT mart RS 232 or USB Supports Windows 2000 2003 XP Vista 2008 7 8 Linux Unix and MAC Optional SNMP Power management from SNMP manager and web browser Derate capacity to 90 when the output voltage is adjusted to 208VAC Tf the UPS is installed or used in a place where the altitude is above than 1000m the output power must be derated one percent per 100m Product specifications are subject to change without further notice 31 Emerson Network Power The global leader in enabling Business Critical Continuity EmersonNetworkPower com B AC Power ll Embedded Computing Bl Outside Plant BB Racks amp Integrated Cabinets BE Connectivity WI Embedded Power W Power Switching amp Controls Mf Services Bl Precision Cooling E Surge Protection ll OC Power Bl infrastructure Management amp Monitoring
15. BE an ES DID Se NC ro e Ed ES 4 2 3 SINGLE WPS INSTALLATION ees iru E Pok 5 2 4 PS INSTALLATION FOR PAPALEER SYS FEM nala naasa GL a ad a ME edita cs BAG KG pan an8 GA 7 25 SOFWARE INSTALLATION E TU a 8 3 OPERATIONS AA AA EP 9 3 1 BUTTON OPERATION e haaha ren ai thee eh a ae ee te a 9 322 ED INDICATORS AND ECD PANEL erimi na iP NAMATAAN ADD ln AN 2 Pe A DANG AN haka 9 35 3 AUDIBLE ALARM a NAA Nmn NAA EN 10 3 42 SINGLE UPS OPERATION ER T ELT TL 11 3 5 PARADE OPERATION PLUIE NG MIA CI BIGA 14 3 6 ABBREVIATION MEANING IN LCD DISPLAY nennen unn nnnm uum Ran RR ERR BELA NANO NENE KNA N NENA N AA nnana 16 SETA EBENE ME 16 3 8 OPERATING MODE STATUS DESCRIPTION 2 020000040480484 meme emen nnne uda ANAKAN KAKANAN 24 CODE T T Im 26 5 10 WARNING INDICATOR ssccctoesvewaicte BANNER ANGAT LA DUUIPIENIDII MCN CIYEREgOTI 27 3 11 WARNING CODE 220 00000200 u NE RUNS N NEN AKEN AKEN AKEN A ua GS RR GS RR gSRRRERRXRTRRRRRRRRR
16. If the warning still exists please check input fuses of L2 and L3 The L2 or L3 input fuse is Replace the fuse broken 20 5 Storage and Maintenance 5 1 Storage Before storing charge the UPS at least 7 hours Store the UPS covered and upright in a cool dry location During storage recharge the battery in accordance with the following table Storage Temperature Recharge Frequency Charging Duration 5 2 Maintenance AN The UPS system operates with hazardous voltages Repairs may be carried out only by qualified maintenance personnel Even after the unit is disconnected from the mains components inside the UPS system are still connected to the battery packs which are potentially dangerous Before carrying out any kind of service and or maintenance disconnect the batteries and verify that no current is present and no hazardous voltage exists in the terminals of high capability capacitor such as BUS capacitors Only persons are adequately familiar with batteries and with the required precautionary measures may replace batteries and supervise operations Unauthorized persons must be kept well away from the batteries Verify that no voltage between the battery terminals and the ground is present before maintenance or repair In this product the battery circuit is not isolated from the input voltage Hazardous voltages may occur between the battery terminals and the ground Batteries may cause electric shock and have a h
17. ON p EMERSON Network Power Network Power Network Power CHARGING A CHARGING CHARGING B BATTERY CAPACITY BATTERY CAPACITY BATTERY CAPAGITY B Parallel model Compared to single model parallel model will have one more screen to display parallel information of UPS unit 7 Parallel information P01 Master UPS LOAD STATUS P02 Slave UPS P03 Slave UPS EMERSON Network Power CHARGING A BATTERY CAPACITY 3 7 2 LCD Setting At the main interface press and hold the up and down buttons simultaneous for more than 1 second to enter or escape from setting menu There are two parameters to set up the UPS NA NA Parameter 1 f IZM Uh Parameter 1 It s for program alternatives Refer to below table for the details ge rude Parameter 2 Parameter 2 Setting options or values for each program Available programs list for parameter 1 m Bypass AC ECO CVCF Battery Battery Code Description No Output mode mode mode mode mode Test Output voltage lo m ocmdeewm O Y m outputfemeny E 0 acceptate ow voters Y 05 acceptase high votage or bypass Lov 06 acid ln feneny forbes Y high mequenoyforbypass Y ol 17 Maximum battery daharge ome sating v Y v v v Reserved mg Reena 3 Inverter votage adjustment m output votage calibration Y means t
18. RRRRRRRRRRRRRRRRRRRRRRRRSRRRSuRESa 27 4 TROUBLE SHOOTING AA NA 28 5 STORAGE AND MAINTENANCE 55552 n BRA AK BKA KAN ANNA ANNA AA 30 aaa BRO Ie AA AA a 30 PS MAINTENANCE etch Baa T AE aa nG Banana ABE na a WA nb BAE anna 30 Oz SPECIFICATIONS 3 pxPRS CARNEM KU 31 1 Safety and EMC instructions Please read carefully the following user manual and the safety instructions before installing the unit or using the unit 1 1 Transportation and Storage AN Please transport the UPS system only in the original package to protect against shock and impact The UPS must be stored in the room where it is ventilated and dry 1 2 Preparation AN Condensation may occur if the UPS system is moved directly from cold to warm environment The UPS system must be absolutely dry before being installed Please allow at least two hours for the UPS system to acclimate the environment Do not install the UPS system near water or in moist environments Do not install the UPS system where it would be exposed to direct sunlight or nearby heater Do not block ventilation holes in the UPS housing 1 3 Installation AN Do not connect appliances or devices which would overload the UPS e g big motor type equipment to the UPS output sockets or terminal Place cables in such a way that no one can step on or trip over them Do not block air vents in the housing of UPS The UPS must be installed in a locat
19. Three Phase in Single Phase out Online UPS Bl technical manual P from th tsi Liebert GXT MT Business Critical Continuity User Manual 10kVA 20kVA e 5 Liebert EMERSON Network Power Please comply with all warnings and operating instructions in this manual strictly Save this manual properly and read carefully the following instructions before installing the unit Do not operate this unit before reading through all safety information and operating instructions carefully Table of Contents 1 SAFETY AND EMC INSTRUCTIONS 222 22 ca nanana nn uaauuuuuuuuuuuuuuuuuuRRRRRRRERERERRRRRRRRERERRRRRESRERERERSRRESRERERERSRRESRERERERRRRS 1 1 1 TRANSPORTATION AND ri arua susssuasesssssseasessssa sea ssssssa ses areae 1 132 PREPARATION nnn 1 155 INSTALLATION Naa aa AA AA 1 1 4 2 iM OPERATION ama ANA 3 TEO STANDARDS rsa 3 2 INSTALLATION AND OPERATION AGA AGA AGA 4 2 VINPACKING AND INSPECTION cisci na E ANA ALALA EIE DID anes AL DT ULL er AA On 4 2 2 REAR PANEL IE cse a BE Oe ST ee Ga A
20. age range is from 9 9V to 9 9V the default value is OV EMERSON Network Power Parameter 2 It shows the internal measurement value of the output voltage and you can calibrate it by pressing Up or Down according to the measurement from an external voltage meter The calibration EMERSON result will be effective by pressing Enter The calibration range is e limited within 9V This function is normally used for parallel operation 3 8 Operating Mode Status Description Following table shows LCD display for operating modes and status mode status UPS Power On When UPS is powered on it will enter into this mode un an B om 4 for a few seconds for initializing the CPU and system LA E is IN Cn ua pH T Jm Na kA Vdc aaa LI LLL a ECO AS No output mode When the bypass voltage frequency is out of acceptable range or bypass is disabled or forbidden UPS will enter into no output mode if powering on or turning off the UPS It means the UPS has no output Alarm beeps every two minutes Bypass mode When the bypass voltage frequency is within acceptable range and bypass is enabled UPS will enter into bypass mode if powering on or turning off the UPS Alarm beeps every two minutes 24 When the input voltage frequency is within acceptable range UPS will provide pure and stable AC power to output The UPS will also charge the battery at AC mode When the input voltage frequency is within
21. and set the maintenance switches from UPS to BPS Turn off all the input breakers and battery breakers in parallel system Turn off the output breaker and remove the parallel cable and share current cable of the UPS which you want to remove Then remove it from parallel system Turn on the input breaker of the remaining UPS and the system will transfer to Bypass mode Set the maintenance switches from BPS to UPS and put the maintenance bypass covers back Turn on the remaining UPS according to the previous section AN Warning e Before turning on the parallel system to activate inverter make sure that all unit s maintenance switch at the same position e When parallel system is turned on to work through inverter please do not operate the maintenance switch of any unit 15 3 6 Abbreviation Meaning in LCD Display Abbreviation Display content Memng wee Not allowed 3 7 LCD Setting 3 7 1 LCD Main Interface A Single model Press up and down key to select the displayed information EMERSON EMERSON EMERSON Network Power Network Power Network Power CHARGING My CHARGING CHARGING E a E 75 m 4 Load Level LOAD STATUS EMERSON EMERSON EMERSON Network Power a Network Power Network Power o CHARGING A CHARGING A CHARGING a 75 bi 7594 Ur 5 75 BATTERY CAPACITY 16 7 Input L2 voltage 8 Input L3 voltage 9 Input frequency LOAD STATUS EMERSON p EMERS
22. and the default value is 110V E a 05 Acceptable high voltage for bypass mode Interface Parameter 2 Set the acceptable high voltage for bypass mode Setting range is from 231V to 276V and the default value is 264V EMERSON Network Power Parameter 2 Set the acceptable low frequency for bypass mode 50 Hz system Setting range is from 46 0Hz to 49 0Hz 60 Hz system Setting range is from 56 0Hz to 59 0Hz The default value is 46 0Hz 56 0Hz 19 07 Acceptable high frequency for bypass mode Interface Parameter 2 Set the acceptable high frequency for bypass CO n p 50 Hz Setting range is from 51 0Hz to 54 0 Hz 60 Hz Setting range is from 61 0Hz to 64 0Hz The default value is 54 0Hz 64 0Hz EMERSON inn BAN Hz Network Power YPASS e 08 ECO mode enable disable Interface Parameter 2 Enable or disable ECO function You may choose L following two options fa ENA enable ECO function IZ DIS disable ECO function DN If ECO function is disabled voltage range and frequency range for ECO mode still can be set but it is meaningless unless the ECO Ld function is enabled Interface Parameter 2 Low voltage point in ECO mode The setting range E LJ is from 5 to 10 of the nominal voltage m Ci EMERSON T 1 Network Power aum CL 10 Acceptable high voltage for ECO mode Interface Paramete
23. at 60Hz according to setting in Output frequency setting If 50 Hz is selected in Output frequency setting UPS will transfer to battery mode when input frequency is not within 4654 Hz If 60 Hz is selected 18 in Output frequency setting UPS will transfer to battery mode when input frequency is not within 5664 Hz Note For single unit it will have bypass output for a couple of seconds after the unit is powered on Therefore to avoid damage on connected devices it s strongly suggested to add an additional Output relay board for CVCF application 03 Output frequency setting Interface Setting Parameter 2 Output Frequency 50 0Hz The output frequency is setting for 50 0Hz 60 0Hz The output frequency is setting for 60 0Hz ATO If selected output frequency will be changed based on the LJ latest input utility frequency If it is within 46Hz and 54Hz the 4 T n output frequency will be 50 0Hz If it is within 56Hz and 64Hz the EMERSON E LS output frequency will be 60 0Hz ATO is default setting Pe If CVCF mode is enabled and output frequency is set to ATO mode it will display A50 when UPS is working on 50Hz mode or A60 when UPS is working on 60Hz mode in LCD 04 Acceptable low voltage for bypass mode Parameter 2 Set the acceptable low voltage for bypass mode n z Setting range is from 110V to 209V
24. eep twice every second 4 When the UPS is overload please remove some loads immediately It is recommended to have the total loads connected to the UPS less than 8096 of its nominal power capacity to prevent overload for system safety 5 If the overload time is over acceptable time listed in spec at AC mode the UPS will automatically transfer to Bypass mode After the overload is removed it will return to AC mode If the overload time is over acceptable time listed in spec at Battery mode the UPS will become fault status At this time if bypass is enabled the UPS will power to the load via bypass If bypass function is disabled or the input power is not within bypass acceptable range it will cut off output directly 4 Charge the batteries 1 After the UPS is connected to the utility power the charger will charge the batteries automatically except in Battery mode or during battery self test 2 Suggest to charge batteries at least 10 hours before use Otherwise the backup time may be shorter than expected time 3 Make sure the battery numbers setting on the control board Please refer to the section 3 4 12 for detailed setting is consistent to real connection 5 Battery mode operation 1 When the UPS is in Battery mode the buzzer will beep according to different battery capacity If the battery capacity is more than 25 the buzzer will beep once every 4 seconds If the battery voltage drops to the alarm level the buzzer will
25. hat this program can be set in this mode This function allows UPS input phase sequence more flexible If it is enabled UPS can adapt several kinds of phase difference even it works like a single phase UPS If it is disabled UPS only can work under standard input phase sequence among L1 L2 and L3 Please refer to program 13 below for more details about this setting Note All parameter settings will be saved only when UPS shuts down normally with internal or external battery connection Normal UPS shutdown means turning off input breaker in bypass or no output mode 01 Output voltage setting C v 1 n Mo OUTPUT EMERSON Network Power EMERSON Network Power Fas e 23 24 Parameter 2 Output voltage You may choose the following output voltage in parameter 2 208 Presents output voltage is 208Vac 220 Presents output voltage is 220Vac 230 Presents output voltage is 230Vac 240 Presents output voltage is 240Vac Parameter 2 Frequency mode Setting output frequency at CVCF mode or not CVCF mode You may choose following two options in parameter 3 ENA Setting UPS to CVCF mode If selected the output frequency will be fixed at 50Hz or 60Hz according to Output frequency setting The input frequency could be from 46Hz to 64Hz DIS Setting UPS to normal mode not CVCF mode If selected the output frequency will synchronize with the input frequency within 46 54 Hz at 50Hz or within 56964 Hz
26. igh short circuit current Please remove all wristwatches rings and other metal personal objects before maintenance or repair and only use tools with insulated grips and handles for maintaining or repairing When replace the batteries install the same number and same type of batteries Do not attempt to dispose of batteries by burning them This could cause battery explosion The batteries must be rightly deposed according to local regulation Do not open or destroy batteries Escaping electrolyte can cause injury to the skin and eyes It may be toxic AN Please replace the fuse only with the same type and amperage in order to avoid fire hazards AN Do not disassemble the UPS system 30 6 Specifications MODEL GXT MT 10 kVA GXT MT 20 kVA APACITY 20000VA 18000W NPUT iow Line Woes 110 VAC L N 3 at 50 Load 176 VAC L N 3 at 100 Load Voltage Low Line Loss Voltage 10V Range High Line Loss 300 VAC L N 3 at 50 Load 276 VAC L N 3 at 100 Load High Line Loss Voltage 10V 46Hz 54 Hz 50Hz system 56Hz 64 Hz 60Hz system Three phase with ground gt 0 99 at 100 Load Frequency Range hase ower Factor OUTPUT Output voltage 208 220 230 240VAC 1 46Hz 54 Hz 50Hz system 56Hz 64 Hz 60Hz system 50 Hz 0 1 Hz or 60Hz 0 1 Hz 100 110 10min AC mode 110 130 1min gt 130 1sec 100 110 30sec Battery mode 110 130 10sec gt 130 1sec
27. ion with good ventilation Ensure enough space on each side for ventilation UPS has provided earthed terminal in the final installed system configuration equipotential earth bonding to the external UPS battery cabinets The UPS can be installed only by qualified maintenance personnel An appropriate disconnect device as short circuit backup protection should be provided in the building wiring installation An integral single emergency switching device which prevents further supply to the load by the UPS in any mode of operation should be provided in the building wiring installation Connect the earth before connecting to the building wiring terminal Installation and Wiring must be performed in accordance with the local electrical laws and regulations 1 4 AN connection Warnings There is no standard backfeed protection inside please isolate the UPS before working according to this circuit The isolation device must be able to carry the UPS input current Automatic backfeed protection system input external to the UPS EN IEC 62040 1 e This UPS should be connected with TN earthing system e The power supply for this unit must be three phase rated in accordance with the equipment nameplate It also must be suitably grounded e Use of this equipment in life support applications where failure of this equipment can reasonably be expected to cause the failure of the life support equipment or to significantly affect it
28. iring diagram D c et L D gt eur 1 peagnanN nd no z eur yndu eur 1nduJ 1 1nduJ Wiring diagram of parallel system 2 5 Software Installation For optimal computer system protection install UPS monitoring software to fully configure UPS shutdown 3 Operations 3 1 Button Operation Turn on the UPS Press and hold the button more than 0 5s to turn on the UPS ON Enter Button gt Enter Key Press this button to confirm the selection in setting menu gt Turn off the UPS Press and hold the button more than 0 5s to turn off the UPS OFF ESC Button gt Esc key Press this button to return to last menu in setting menu Battery test Press and hold the button more than 0 5s to test the battery while in Test Up Button AC mode and CVCF mode UP key Press this button to display next selection in setting menu Mute the alarm Press and hold the button more than 0 5s to mute the buzzer Mute Down Button Please refer to section 3 4 9 for details Down key Press this button to display previous selection in setting menu Test Up Press and hold the two buttons simultaneous more than 1s to enter escape the Mute Down Button setting menu CVCF means Constant Voltage and Constant Frequency 3 2 LED Indicators and LCD Panel LCD panel BYPASS LINE BATTERY FAULT Q LED indicators LED Indicators There are 4 LEDs on front panel to show the UPS wor
29. king status Wok up Bypass uno Batay uson e e e e oomme o e 9 9 e e 9 9 hcm 9 9 9 mwymd o o e 9 me 9 e 9 9 e 9 Kom e e 9 9 ma To s Note means LED is lighting and O means LED is faded LCD Panel Programmable Fault amp warning information outlet information Setting operation TC Backup time setting Warning indicator pana ANS ka 7 Mute operation Load NI NU information SN UN oe Saeko Hwa INPUTBATTLOADTEMPOUTPUT EMERSON o vac UPS information Network Power Ll LU AUR CF CHARGING ECG A Mode operation Battery information CF information Display Backup time setting and information Indicates the battery estimated time or running time in numbers H hours M minutes S seconds BATTERY CAPACITY IN I IMA UN UN Setting operation SET alii Indicates the setting operation Fault amp warning information Indicates that the warning or fault situation occurs FAULT Indicates the warning or fault codes and the codes are listed in details in 3 9 DA M Fault Code and 3 11 warning Code sections i Mute operation Indicates that the UPS alarm is disabled INPUTBATTLOADTEMPOUTPUT Indicates the input and output voltage frequency battery voltage load 1 1 1 je informatio
30. n and internal temperature 1 II NN Hz Vac input output voltage Vdc battery voltage Hz frequency Yo load level ED A deu C F temperature ECO Indicates the UPS is in ECO mode Indicates the UPS is in CVCF mode Indicates the UPS is charging battery Indicates the Battery capacity by 0 25 26 50 51 75 and 76 1009 BATTERY CAPACITY BATTERY FAULT Indicates the battery is not connected LOW BATT Indicates low battery level and low battery voltage 3 3 Audible Alarm Description Buzersatus Muted Bypass mode Beeping once every 2 minutes Battery mode Beeping once every 4 seconds Yes Fault mode Beeping continuously Beeping continuously 3 4 Single UPS Operation 1 Turn on the UPS with utility power supply in AC mode 1 After power supply is connected correctly set the breaker of the battery pack at ON position the step only available for long run model Then set the input breaker at ON position If using 30KVA unit please also set bypass breaker at ON position At this time the fan is running and the UPS enter to power on mode for initialization Several seconds later UPS operates in Bypass mode and supplies power to the loads via the bypass NOTE When UPS is in Bypass mode the output voltage will directly power from utility after you switch on the input breaker and bypass breaker only available for 30KVA model In Bypass mode the load is not protected by UPS To
31. ns or additional measures may be needed to prevent disturbances 2 Installation and Operation We offer optional parallel function by request The UPS with parallel function is called as Parallel model have described detailed installation and operation of Parallel Model in the following chapter We 2 1 Unpacking and Inspection Unpack the package and check the package contents The shipping package contains e One UPS e One user manual e One monitoring software CD e One RS 232 cable option e One USB cable e One parallel cable only available for parallel model e One share current cable only available for parallel model e One battery cable NOTE Before installation please inspect the unit Be sure that nothing inside the package is damaged during transportation Do not turn on the unit and notify the carrier and dealer immediately if there is any damage or lacking of some parts Please keep the original package in a safe place for future use 2 2 Rear Panel View AUN N EM Vict Sn x tiq Al NAL SM E IG I 5 id m s SC ee fe P i Diagram1 10KL Rear Panel Diagram 2 20KL Rear Panel RS 232 communication port USB communication port Emergency power off function connector EPO connector Share current port only available for parallel model Parallel port only available for parallel model Intelligent slot External maintenance bypass switch port
32. oltage and detected value of UPS is less than 1V 3 Turn off each UPS Refer to section 3 4 7 Then follow the wiring procedure in section 2 4 4 Remove the cover of parallel share current cable port on the UPS connect each UPS one by one with the parallel cable and share current cable and then screw the cover back 5 Turn on the parallel system in AC mode a Turn on the input breaker of each UPS If using 30KVA unit please also turn on bypass breaker After all UPSs enter to bypass mode measure the voltage between output L1 of each UPS and output L2 of each UPS If these two voltage differences are all less than 1V that means all connections are correct Otherwise please check if the wirings are connected correctly b Turn on the output breaker of each UPS C Turn on each UPS in turns After a while the UPSs will enter to AC mode synchronously and then the parallel system is completed 6 Turn on the parallel system in Battery mode a Turn on the battery breaker only available in long run model and output breaker of each UPS NOTE It s not allowed to share one battery pack for long run UPSs in parallel system Each UPS should be connected to its battery pack b Turn on any UPS A few seconds later the UPS will enter to battery mode C Then turn on another UPS A few seconds later the UPS will enter to battery mode and add to the parallel system d If you have the third UPS follow the same procedure of c
33. r 2 High voltage point in ECO mode The setting T range is from 5 to 10 of the nominal voltage m LI i EMERSON NN Network Power 11 Acceptable low frequency for ECO mode Parameter 2 Low frequency point for ECO mode O 50 Hz system Setting range is from 46 0Hz to 48 0Hz 60 Hz system Setting range is from 56 0Hz to 58 0Hz NOT 11 The default value is 48 0Hz 58 0Hz EMERSON Hz Network Power LLL 20 12 Acceptable high frequency for ECO mode Interface Parameter 2 High frequency point for ECO mode 50 Hz Setting range is from 52 0Hz to 54 0 Hz 60 Hz Setting range is from 62 0Hz to 64 0Hz CC INI The default value is 52 0Hz 62 0Hz EMERSON mE NL Network Power A e 13 Phase auto adapt enable disable Parameter 2 Enable or disable phase auto adapt function You may choose following two options DIS disable phase auto adapt function Then the UPS only can accept one condition which the phase difference of L2 and L1 is 1209 and phase difference between L3 and L2 is 1209 EMERSON 7l ENA enable phase auto adapt function Then the UPS can E accept either inputs of L1 L2 L3 in the same phase or the phase difference between L2 and L1 with 1200 L3 and L2 with 120 or phase difference between L2 and L1 2409 and L3 and L2 with 2400 e 14 Bypass mode forbidden allowed Interface FBD Bypass not allowed When selected it s not allowed
34. s safety or effectiveness is not recommended Do not use this equipment in the presence of a flammable anesthetic mixture with air oxygen or nitrous oxide e Connect your UPS power module s grounding terminal to a grounding electrode conductor e The UPS is connected to a DC energy source battery The output terminals may be live when the UPS is not connected to an AC supply Before working on this circuit Isolate Uninterruptible Power System UPS Then check for Hazardous Voltage between all terminals including the protective earth Risk of Voltage Backfeed 1 5 Operation AN Do not disconnect the earth conductor cable on the UPS or the building wiring terminals in any time since this would cancel the protective earth of the UPS system and of all connected loads The UPS system features its own internal current source batteries The UPS output sockets or output terminal blocks may be electrically live even if the UPS system is not connected to the building wiring outlet In order to fully disconnect the UPS system first press the OFF button and then disconnect the mains AN Ensure that no liquid or other foreign objects can enter into the UPS system The UPS can be operated by any individuals with no previous experience 1 6 Standards Safety IEC EN 62040 1 EMI Category C3 Category C3 Warning This is a product for commercial and industrial application in the second environment installation restrictio
35. the UPS has been set to enable the bypass output it will bypass voltage from utility power 12 to output sockets and terminal even though you have turned off the UPS inverter NOTE 2 After turning off the UPS please be aware that the UPS is working at Bypass mode and there is risk of power loss for connected devices 2 In Bypass mode output voltage of the UPS is still present In order to cut off the output switch off the input breaker and bypass breaker only available for 30KVA model A few seconds later there is no display shown on the display panel and UPS is complete off 8 Turn off the UPS without utility power supply in Battery mode 1 Turn off the UPS by pressing OFF button for at least 0 5s and then the buzzer will beep once 2 Then UPS will cut off power to output and there is no display shown on the display panel 9 Mute the buzzer 1 2 To mute the buzzer please press the Mute button for at least 0 5s If you press it again after the buzzer is muted the buzzer will beep again Some warning alarms can t be muted unless the error is fixed Please refer to section 3 3 for the details 10 Operation in warning status 1 2 When Fault LED flashes and the buzzer beeps once every second it means that there are some problems for UPS operation Users can get the warning indicator from LCD panel Please check the trouble shooting table in chapter 4 for details Some warning alarms can t
36. tomatically detect the neutral loss If neutral loss is detected an alarm will be generated If the UPS is turned on it will transfer to battery mode When neutral is restored the EMERSON alarm will NOT be muted automatically and the UPS will NOT go back to normal mode automatically Here you must mute the alarm and make the UPS go back to normal mode manually The operation is Firstly enter this menu and press the Enter key to make the CHE flash Secondly press the Enter key again to activate the neutral detection check If neutral is detected the alarm will be muted and the UPS will go back to normal mode If neutral is not detected the UPS will continue alarming and stay on the latest status until the neutral is detected well at next manual checking operation CHE is default setting e 21 Battery voltage calibration Parameter 2 The voltage range is from 9 9V to 9 9V the 1 default value is OV E 1 i Vdc LM EMERSON Network Power e 22 Charger voltage adjustment Parameter 2 The voltage range is from 9 9V to 9 9V the default value is OV NOTE Before making voltage adjustment be sure to disconnect all EMERSON batteries first to get the accurate charger voltage Network Power We strongly suggest using the default value 0 Any modification should be suitable to battery specifications CHARGING 23 e 23 Inverter voltage adjustment Parameter 2 The volt
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