EA880 user manual
Contents
1. Output current crest 3 1 Linear load 3 4 105 125 load for 10min 125 150 load for Imin Overload capacity gt 150 load for Is AC battery zero transfer bypass inverter zero transfer AC abnormal Interval for 4S beep for 1S after 1min beep stops automatically Alati Battery low voltage Interval for 1S beep for 1S beep continously Overload alarm Interval for 4S beep for 2S beep continousl Continuous beeps display LED LCD Ouptut short circuit overload ouput over voltage or low voltage battery low voltage over Protection function temperature RS232 USB Standard RS485 SNMP Optional o 40 C OL 90 non condense Intelligent fan speed adjustable lt 60 IM Terminal IEC60664 1 grade protection others Electi ti OO Comply with GB7260 2 2003 compatibility Tower type 1P30 Weight Weight Kg and 520x Dimension Wk Hx 260X 700x 330x 940x 350x 1030x ackin 400x 1150X 1160x iii cb iil A The specifications may be changed without prior notice 2 INSTALLATION 2 1 Environment Selection Working Temperature 0 40 C 4 Storage Temperature 40 70 C without battery 20 55 Q with battery Relative humidity 5 95 Non condensing Altitude 1500m appeal to GB3859 2 93 The tolerance of uprightness No vibration bumps and the vertical gradient should be no more than 5 degrees UPS installed environment sho2. EE aa TEE EAA a TENNE AONE 16 2 9 1 INSPECHONOL UPS isinen aa cias aE eneas AAEE naa EEn lada cda 16 2 9 2 o AAA ni aia neike ni ar aiins aE 16 3 ON OFF OPERATION omic donde aaa a a ER aa ASAA ao 16 3 1 Preparation before switching on the UPS oooooonccccccnononononocnnnnnnnnonononncoccnonononannnniioss 16 3 2 Starting steps of Single UPS enai onien A AA EE a OAA EEA 17 3 3 Steps of switching off single UPS suarane uote a ie n a aies 17 3 4 Hot standby system starting Steps occccccnononononocnnnnononononenacincnononononnnncrccncnonnnnnnaninoss 17 3 5 Shutting off steps of hot standby system ooooooonncccnconononononocncnnnnnnonononncoccnonononannnniioss 17 3 6 Emergency turn off steps Of UPS airesin E ETEEN AR EEA 17 3 7 Maintenance operation Steps ooooooocnccccnnnononnnnnocnnnnononononnnnconnnnnnnnnnnnanirccnnnononnnnnninoss 18 4 Operation OF Tront Pane iia 18 4 1 The structure amp function of front panel ooccccccnnnonnnncncncnnnnonononnnacncnonnnnnnonnnnrnccnnnnnns 18 4 2 The instruction OS SEtO Bictonoconeion tics ai oy detengo lorca sewed ee dea delata ad oca 19 4 3 Display COMM od da o ada 19 Oo AAA ceaetersoduseeencndede 22 O IA A RA 23 5 2 RSASS Instructions ridad a 23 5 3 USBinstructons ri Aia 23 5 4 Dry Contact MStructions tdi sad 23 SI SNMP ANS UC Ort A il 23 O EPO Itata inn e dio 24 6 Daily Maintenance triada AS ad at A 24 6 1 Battery use and maintenace iniii iri E e E E E E a 24 62 UPS M
3. Please check if UPS working status is normal or not for a certain period 3 Please check if heatsink fan is ok to prevent sundries stopping window 4 Please check if there is dirty inside the UPS to prevent much dirty to happen UPS failure 6 3 Safe Step Maintenance Right maintenance operation not only makes UPS exert best working status to expand its life span but also keep safe Technician man s maintenance is a must When maintenance please note following notice 1 Please acquainte user manual to know its performance before maintenance 24 2 Please warn high voltage inside the UPS the time of day And keep no power inside the UPS before maintenance 3 Stop to take metal jewelry watch etc before maintenance 4 Please use special tool and testing equipment 5 Please keep label and history when maintenance 6 4 Troubleshoot Abnormal phenomenon Alarming when battery connects Fan stop running Dont work when turn on UPS Line is failed and No output UPS don t have communitcation UPS don t start up in line and UPS works normally in battery Small charging current Buzzer alarms for a long time fault light is bright Switch failed Checking and connect Connection mothed is reverse rightly Fan failed or board of fan Contact technician man damaged repair Check power supply switch Contact technician man Power supply board failed repair Battery switch don t turn on or Check pow
4. a E 8 ZINSTAICA TION ig a dada 10 2 1 Environment selecto ricino cido on e taaan incio 10 Z 2 PIACEMENL iia idilio 10 23 Unpackin ita at a tds 10 23 AV ACCESO AA A A A AA A AA A A 11 2 3 2 The items of UPS specification should be checked oooccccnnnnnnnncccccnccncnnninnnns 11 2 4 Dimension of structure and instruction oooocncccnnnnnnnnnnicocnnnnnnonnnnnnrncnnnnnnnnnnnnnincncnnnnns 11 2 5 The selection of Air switch and connecting WITES ooooooocncncnnononnnnnnoncnonnnnnnnnnaninccinnnnns 12 29 1 THe Selection Of alt SWITCH se misaoer astina a a e e eis 12 2 5 2 The selection of connecting WITES occccncnnnnoccncnnnnnnononnnnoncnccnnnononnnnincrccnnnnnnnnnns 13 2 6 Instruction of input and output terminal 0 cee cece ceceee cena aa eeeeeeeeeeaea 13 2 7 Installation instruction of single unit oooooocncccnnnnnnnnnnncocnnnnnnononnnnoncnnnnnnononnnnincnnnnnnns 14 2 8 Installation introduction of hot standby in series COnNECTION ec ce eeeeee cece cece ees 14 2 8 1 Make the slave UPS connected to the master UPS s input bypass then become a hot standby system See sketch Mapl 4A oooonononncccnccnnnonononocncnnnnonononnnaroccncnononnnnnninoss 14 2 8 2 Cable connection of hot Standby ococonnnnnncncncnnnnnnnnnnncacnccnonononnnnnncnccnonononnnns 15 2 8 3 work pinciple of hot standby occccnnncnncncncncnonnnnnnonnnonacnncnnnnnnnnnninccccncnononnnns 15 2 9 Inspection of installation srs aain aeia
5. S J INANI OY Figure2 6 three phase in one phase out 10K 15K 20K terminal connection drawing 1 JP1 JP2 must be short connected with 10mm wire when operate a single UPS 2 Anode cathode of battery and live wire neutral wire cannot be connected in reverse 2 8 Installation introduction of hot standby in series connection 2 8 1 Make the slave UPS connected to the master UPS s input bypass then become a hot standby system See sketch map2 7 Figure2 7 2 8 2 Cable connection of hot standby Slave UPS Master UPS AGAR eee eter ZA SHA TAHA L LS 62 52 E 52 62 i 7 len ral Ta 7 rA AN al E za PAIA le Fit PH o HYHY 97 AC input Batt ery1 Battery2 Load Figure2 8 Single phase hot standby connection diagram ai 5 Master UPS E s ai SIR Tz L Tt eS FE e E ES ae ea ee J BE Y iS et SPU LIS aK ais PE ARS ES RE tt 4 ted AC input Batteryl Batteryl Battery2 Load Figure2 9 Three phase hot standby connection diagram Connect the neutral line earth of the mater and slave in parallel and make the output line of slave connected to input of the master JP2 JP2 and ouput neutral and earth in pralle and loads will be at the ouput of the master 2 8 3 work pinciple of hot standby Normal work mode Figure2 10 Nomal work flow Figure 2 10 stands for system normal power is supplied by th
6. User s Manual DSP UNINTERRUPTIBLE POWER SUPPLY Caution Please strictly comply with the manual operation instruction and keep the manual well Make sure to read the manual carefully before use Non professional technicians are prohibitted to open the unit casing incase of electric shock as the input and output of the unit have high voltage it may endanger your safety Make sure the unit connect with ground well when installing Close up all switches for 5 minutes before opening the unit casing for maintenance Do not touch the electrolyte flooded from the damaged battery as the electrolyte is corrosive The unit battery should keep same brand and same type Forbid mixed using different battery from different manufacturers The unit is class A product it may cause radio interference on environment Do not try to change the unit configuration it may affect the unit performance Operate the unit within the specified voltage range Prevent unit from insolation drenching or shaking Do not install the unit in the environment of flammability explosibility or corrosiveness and electric dust Only professionals can instll and maintain the unit Content SAS TEM S a id AA dere r 5 11 BRIEFINTRODUCTION sta A AS AAA EREA TE 5 1 2 SYSTEMS CONFIGURATION rapean naa netna e o eas aiaa as TEPEE 5 LS Working Moderada E E EE A a AA AA a 6 A o NAAA teen in nE EE EEA EE A EAE 8 1 5 Fechinical Special Seer aE E a
7. V 9 Or you may check the voltage of the DC wire inside UPS BUS VOLT 000 V 10 Press ESC to return to the last step press Input the parameter and Enter to check the UPS information LOGO Brand TYPE 1 IN 1 OUTPUT CAPACITY 1OKVA MODEL 8810 11 Press the ON OFF for more than 1 second the UPS will be turned off LCD will display as below ON LINE UPS UPS TO OFF IN PROGRESS PLEASE WAIT 5 Communication Interface UPS supplies many communication interface methods including RS232 and 22 RS485 It communicates one by one thru RS232 It has remote communication thru RS485 There is built in SNMP card optional to complete remote alarming and network monitoring Interface softe mainly completes working status real time e mail UPS control alarming history and timing on or off etc Such as 5 1 RS232 instructions RS232 completes communication close distance It doesn t often exceed 10 meters The pin instruction are as follows 5 2 RS485 Instructions RS 485 interface adopts intercommunication to complete remote monintoring Output data cable adopts twisted pair cable There are three cables A O 485 BU 485 and GND respectively 5 3 USBinstructions UPS also supplies USB interface It adopts stochastic USB communication It completes real time monitoring and management without RS232 5 4 Dry Contact instructions Inactive voltage and current is 120VAC 1A or 24VDC 1A such
8. ad over temperature short circuit or failure UPS will turn off the inverter automactially and turn on the bypass static switch and then the bypass will supply the power to load At the same time UPS is uable to provide uninterruptible power to the load and the power is just supplied by AC from the bypass O Maintenance working mode Figure1 4 Maintenance working mode Figure 1 4 when the UPS is needed to be repaired in order to make sure continous power supply to the load the UPS has to transfer to the bypass working mode and please turn on the maintenance bypass switch and turn off the UPS input switch ouput switch and battery switch and then the UPS is transferred to maintenance working mode see the arrow in the figure it is safe to repair the UPS as there is no power inner the UPS at this time 1 4 Function and Features 1 Advanced DSP digit control technology the inverter control phase synchronization input redtifier control logic control ect all adopts DSP digit signal technology with high precision high speed high reliability 2 High input power factor green energy saving power Input power factor reaches up to 0 99 input current total harmonic distortion THDI lt 5 3 Wide input voltage and frequency range 4 Excellent network monitor function With RS232 RS485 SNMP USB dry contact interface port available support TCP IP protocol 5 Big LCD display 6 Perfect protection UPS has input low over voltage
9. aiMenance sca ir nio ore ae E rE A EE EAE No pi as it ite 24 6 3 Safe Step Maintenant en A EA AA A ER A E A a ai 24 6 4 Troubleshoot rniii anaE EA EE EE E E R ATA tas EE EE E A AEE an 25 6 5 package shippment and StOrage occococonnononcncnnnnnnonnnnnnrncnnnnonononnnnincnocnononnnnnninccannnnns 26 Gal Package ick sade n iniaa NA AAE A EESAN EEEIEE SAS AAAA S SRIAS 26 60 2 SHIPPMENU recor rail O E e E A A EA 26 I EOI Ke A E E A E dai 26 1 SYSTEMS 1 1 BRIEF INTRODUCTION DSP series UPS are mainly applied to computers data center administration center of networks precision instruments ect providing high reliable AC uninterruptible power supply The UPS equipped with dualconversion design with output isolation transformer and advanced complete digital control technology keep on providing the load with clean uninterruptible power with stable voltage and frequency when the mains off 1 2 SYSTEMS CONFIGURATION DSP series UPS is composed of input output switches input output EMI filter rectifier inverter output transformer static switches battery maintenance bypss switch ect The main circuit of input power through air breaker input and get into rectifier unit by input EMI filter The rectifier transfer AC power to DC power then get into PFC circuit to improve UPS input power factor The partial circuits adopt time delay soft start and PFC control technology improving system s impact resistance and input power factor and gr
10. al 1pc CD for monitoring software 1pc Cables for RS232 and USB interface each 1pc 2 3 2 The items of UPS specification should be checked UPS Capacity the voltage of input and output frequency Jthe phase of input and output battery voltage 2 4 Dimension of structure and instruction Figure2 1 Drawing of structure As the UPS has the ventilation holes in the front side back side right side and left side as long as the bottom please make sure there is enough space so that the air can flow Front Panel h PX RS232 ntel li gent Slot 3 889 Free Contact ES y LS Qutput Breaker Manual Bypass Breaker Figure2 2 Layout of full unit 2 5 The selection of Air switch and connecting wires The wires for different capactity of UPS should be with different grade unsuitable wires or air switch will easily bring dangers The principle of selection are 3 5A mm for middle and small size UPS 2 5 3A mm for big power UPS Meantime we should consider to control the max voltage drop no more than 3V There have input neutral wire for bypass and output neutral wire for UPS power in the UPS midline system For three phases in and single phase out UPS the cross sectional area of input null line should be 1 5 1 7 times of phase line There have groundings for safe protection and lightning protection in the UPS systerm their cross sectional area should be 0 5 1 0 time of phase line and no smaller than 6mm 2 5 1 The selectio
11. as Signal BAT LOW AC FAULT BYPASS OVER LOAD FAULT definition Low battery Line is Instructions Bypass Overload UPS is failed voltage abnormal 5 5 SNMP instructions SNMP card supports SNMP HTTP TCP IP protocol etc It complete UPS monitoring thru monitoring software NMS and Web browser IE and NetScape etc 23 5 6 EPO interface EPO completes remote turn off urgently When UPS does working EPO are under short circuit When EPO is open UPS closes output 6 Daily Maintenance 6 1 Battery use and maintenance 1 The working temperature is within 20 25 C for god s snake So it expand its life span 2 Please check if battery terminal and cable are fixed for a certain period 3 Please clean dirty and white mash on battery to avoide short circuit for a certain period 4 When user clean battery please use wet clothes and stop to use solvent 5 Please check if battery voltage is normal If not please change 6 Please check if battery are over charging and bakage of electrolyte If so please do in time 7 When user changes battery please note that use same brand and capacity to avoide confused 8 No stopping power for a long time user should discharge artifically for 4 to 6 months User stops discharging within 50 capacity 9 Its current is small inadvisably to protect deep discharge and damage battery 6 2 UPS maintenance 1 Please check if input and output connection is ok or not for a certain period 2
12. atteries with small current 1 UPS Starting Long press ON OFF button above 1second LCD display starting in process plz wait about 10seconds later on UPS transfer to inverter output and INV light on BAT off 2 Turn on bypass switch 3 Turn on output switch 3 3 Steps of switching off single UPS 1 Shut off output switch 2 Shut off the UPS Long press ON OFF button above 1second 3 Shut off battery switch 4 Shut off bypass 5 Shut off AC input switch 3 4 Hot standby system starting steps First start the slave UPS the Standby UPS Start steps are the same as turn on single UPS Then turn the master UPS Start steps are the same as turn on single UPS 3 5 Shutting off steps of hot standby system O Turn off the master first Turn off steps as the as single UPS O Then turn off the slave UPS Turn off steps as the as single UPS 3 6 Emergency turn off steps of UPS When meet emergency affairs must shut off all power supply at once and shut all the switches at the same time 3 7 Maintenance operation steps This steps must be done by pforessional people otherwise it s accounto your responsibility for any cost Turn off the inverter Long press the ON OFF above 1 second and UPS will transfer to bypass and bypass light on 1 Open the rear cover board of the breaker turn on the manual bypass breaker 2 Shut off UPS input battery switch byapss switch and ourput switch 3 Operate rela
13. e master UPS and the slave UPS works at 0 bad status Once the master UPS is failed the master will transfer to bypass and then the slave UPS provides the power See Figure 2 11 Master UPS Figure2 11 Master UPS abnormal work flow 2 9 Inspection of installation 2 9 1 Inspection of UPS After UPS installation plz do the necessnary inspections below Whether the UPS trucke brake fixed or steady or skew Whether the UPS scraped or hit damage Whether there is sundries around the UPS body or around it 2 9 2 Electric inspection After UPS switching finished plz inspect following items The input and output switching is ok and the in and out terminals are canonical Make sure the input and ouput connected cable steady phase series correct and mark complete Make sure battery cable connection fastened polarity normal and battery setted steady Make sure the cable laying of system cononical neat and easy for future inspection and extendable 3 ON OFF OPERATION 3 1 Preparation before switching on the UPS Reconfirm the all connection and power supply are right Inspect the input voltage and frequenct are within the range All UPS switches are at off mode 3 2 Starting steps of single UPS Turn the input AC switch The power supply board starts to work and the LCD will display LINE and BAT lights on reminding to select the language and going into standby status Turn on battery switch and UPS recharges the b
14. eatly decreasing the harmonic pollution when UPS come back to energy grids and making UPS use power much better Battery connection gets through the switch and contactor and boost upto DC Bus voltage by PFC The contactor pull in only when the DC Bus voltage reach upto a certain value The battery supply DC power to inverter via the PFC circuit Bypass input power through air breaker input and control output by static bypass switch The whole systems adopts complete digital DSP control All of UPS inverter control phase synchronization input rectifier control and logic control ect adopt DSP digital signal manager which has high precision fast speed easy circuit and high reliability The systems has the following working modes 1 3 Working Mode O Normal working mode Figure1 1 Normal working mode Figure 1 1 when the AC is normal the AC will pass the UPS through rectifier and inverter and the UPS will output pure and stable AC power to the load At the same time the UPS charges the battery O Battery working mode Figure1 2 Battery working mode Figure 1 2 When AC is abnormal or inverter failure the UPS input rectifier is off and the DC power from battery is supplied to inverter through static switch and then output pure and stable AC to load At the same time UPS stops charging the battery O Bypass working mode Figure1 3 Bypass working mode Figure 1 3 when the inverter is abnormal for example overlo
15. er supply failed switch Contact technician man Low battery to supply testing Communicate softeware wrongly Reset and change data set and data cable has failure cable Checking if input fuse of Charging board has failure charging board are failed Long backup charging board Checking if input fuse of are failed charging board are failed Heatsink is over temperature Check if heatsink do in inverter work or not Contact technician man UPS failed repair 25 6 5 package shippment and storage 6 5 1 package There are two packages Firstly we use carton to pack them Then we will use wooden carton to pack There are some information as model rating date etc 6 5 2 shippment When UPS is in convey you should follow caution sign When ups are intransit you should put according to notice and caution sign Don t put UPS to drench solarization Don t also put UPS with flammability Explodition and causticity goods together when UPS is in transit When UPS download you use special equipment to avoid bump concussing and damagement 6 5 3 storage UPS should put in dry environment to prevent drenching and solarization The temperature of storage is within Q 40 C And the humidity of storage is within 20 90 When battery inside the UPS are storage for more three months They should be charged once to prevent discharging automatically and damage 26
16. n of air switch Input Output Input air Output air Max current A Max current A switch A switch A Note Forbid to use creepage protection type switch 2 5 2 The selection of connecting wires AKVA 6KVA 8KVA 10KV 10KVA 3 15KVA 3 20KVA 3 30KVA 3 Model Ea Wire Wi de Wire Wire a de Wire wire mm mm mm mm mm mm Mm A Pa jeyeas 6 6 iw w 16 25 35 Output 6 6 8 1 1 a 2 Battery 6 8 10 1 10 16 2 35 neutral 6 s 10 16 10 16 25 35 fol e ee fe ee e Note The real wires should be no smaller than the figures in above table 2 6 Instruction of input and output terminal The terminal is on the rear panel see below figure for details on terminal plate rnio papel ol wf PE INPUT Figure2 3 Single phase 4 10K terminal drawing Fa ae STS Sear coll 811 1 Install SA eA SA 849 7 a 5 R J fat ZA Ay D a IAN ANE f 5S lies CHOC MOHOLE IS DISIGI IDADE L N E PE INPUT BYPASS BATTERY OUTPUT PE Figure2 4 three phase in one phase 10K 15K 20K out terminal drawing 2 7 Installation instruction of single unit PEN tjiri ce el 7 7 7 ql I 1 to sy a 3 avi l S A iS A SLA iS A E Battery o O LAdNI OV E N T S R JP1 JP2 AARAA HASRA AAR So Se KE 5 Ea eZ 152 mica calle TARY Past an an ar HSPHSPIHE HEHEHPH
17. protection output low over voltage protection overload protection short circuit protection overheat protection ECO protection surge protection ect 7 Cold start and AC start functin When there is no AC UPS can start by the battery set or when there is no battery UPS can start by AC when AC returns UPS starts automactically 8 Easy for maintenance with manual bypass maintenance design when the UPS is in repair the UPS can still supply power to the load 1 5 Technical Specification Rated capacity 10KVA 10KVA ISKVA 30KVA Working mode and principle Online static bypass switch uninterruptible transfer double conversion ingle phase input single ph Configuration Sue phase a A AN Three phase input and single phase output outpu Rectifier __ Input power factor input 220VAC 380 400 415VAC 50Hz 60Hz Input frequency range 40 70Hz ee oe fo a distortion Bypass Input voltage range 1870 253V input Frequency trace range 15 Floating voltage 220VDC charge Charge current 8A Input output over voltage protection short circuit protection over temperature protection protection e Maintenance free sealed lead acid batter battery 16pcs of 12V battery connected in serial 192VDC Power factor S OE O 0 1Hz in battery model AC ouput Voltage precision O 2 stable 120V 160V at half E Input voltage range load 160V280V at full load 210V 280V at half load 280V 485V at full load
18. ter chose the Language that you need press ENTER to confirm 4 3 Display content Turn on the A C input switch LCD will display as below GREEN POWER ON LINE UPS 3 seconds later the system will enter the language setting page LANGUAGE SELECT ENGLISH If you don t select the language the language the system will set the language as Chinese automatically and enter Sleep model O P VOLT 000 v O P FREQ 00 0 HZ O P LOAD 000 MODE STANDBY 2 Press the ON OFF button for over 1 second UPS will enter start model UPS UPS TO ON IN PROGRESS PLEASE WAIT 3 10 seconds later UPS will transfer to Inverter output the sleep model becames main power model 4 Press Enter to enter Function Menu STATUS SEAUP MODEL INFO 5 Select parameter setting and press Enter to check parameters OUTPUT DATA INPUT DATA BATTERY DATA DC LINK DATA 20 6 Select output parameter and press enter to check the parameter of output VOLTAGE 000 V FREQ 00 OHZ LOAD 000 CURRENT 000 A 0 0 0 0 0W 0 0 0 0 OVA 7 Press ESC the window will be back to last page select model info and press Enter 4 10KVA single phase UPS LINE VOLT FREQ 2 10 30KVVA three phase input and single phase output 8 Or you may select battery parameter and press Enter to check the battery status 21 BAT VOLT 000
19. tive maintanence of UPS 4 Turn on the output switch 5 Turn on the bypass switch input switch battery switch and bypass light will be on 6 Shut off manual maintenance switch 7 Switch on the inverter Long press ON OFF button above 1s and 10s later UPS goes into normal working status 4 Operation of front panel 4 1 The structure amp function of front panel O 10 LCD display screen Display the working parameter and status of the UPS O 20 Bypass output indicator green It will light when UPS output is in bypass model O 3UMain power input indicator green It will light when main power is normal O 4 Battery is working yellow It will light when UPS is powered by batteries O S Inverter output indicator green It will light when the Inverter is working and outputing O 6 Error alarm indicator red It will light with alarm when UPS is failure O 70 Back Press this button to back to last step or exit or cancel the seeting of parameter O 80 Screen To view and choose the functions or items O 9 Enter This button is to confirm where the cursor points or the setting of parameter O 100 ON OFF Press it over 1 second the UPS will start or turn off 4 2 The instruction os setting Choose the language When UPS is in Sleep model press ENTER to enter the main page press Screen and choose System setting then press Enter to choose Languanse setting af
20. uld be adequate ventilation cool low humidity and no dust Recommended working temperature is 20 25 C humidity is about 50 UPS should work in the place with the altitude below 1000m When the altitude is above 1000m we recommend to operate UPS according to below descending table Altitude m 1500 2000 2500 3000 3500 4000 4500 5000 a i escending 300 95 91 86 82 78 74 70 coefficient 2 2 Placement The provided AC power capacity must meet the requirement of UPS normal working Please use unique air switch for input and output connection Install UPS as close as possible to the utility power outlet The floor board of UPS installed place should be good enough to support the weight of UPS Any dangerous installation is forbidden No storage of flammable explosive and other dangerous goods in the place and there must have fire equipment Keep good ventilation around UPS don t obstruct the cooling channels Keep each side of the UPS at least 1 meter away from the wall so that there have a enough space for future maintainance and operation Recommend professional to manage the UPS house and stop the entery of norrelated people 2 3 Unpacking Before unpacking inspect if the packaging is damaged during the transport and if it is the correct model you ordered After unpacking check if all the accessories are 10 included and if the real product is right 2 3 1 Accessories User manu
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