User`s Manual - Lanches
Contents
1. Bypass input FITER REC PFC INV AC input o 2 A A AHD i j Z L y Battery a Ly Figure1 2 Battery working mode Figure 1 2 When the mains is abnormal or inverter failure the UPS input rectifier is off and the DC power from battery is supplied to inverter And then the UPS output pure and stable AC power to load through static switch At this time UPS stops charging the battery O Bypass working mode Bypass input o AC input e de N E OD o WU Battery o f p Figure1 3 Bypass working mode Figure 1 3 when the inverter is abnormal such as overload over temperature short circuit or failure UPS will turn off the inverter automatically and turn on the bypass static switch and then the bypass will supply the power to load At the same time UPS is unable to provide uninterruptible protection to the load and the power is just supplied by AC from the bypass O Maintenance working mode Bypass input o FITER REC PFC INV AN N PAN AC input lt PR ye a Ay ON Figure1 4 Maintenance working mode Figure 1 4 When UPS is under the situation of reparation or maintenance in order to make sure keep providing continuous power supply to the load the user should mak2. G Darky Maintenance cornada ERICA O00 cb ven vou E A OO OTTO 24 6 1 Battery use and maintenance eee cece esccseceeceeeeseeseceeeesecsecseeeeeesecsessecessesesaeeneseaeegs 24 OZ UPS MaiMtenance Srita A A AE AA A 25 6 3 Maintenance safeguard anida A Aa 25 6 4 Trouble shoot e enri enh ah a e reveiads reese adesttguacs dba dista ica pot iaar 25 6 5 Package shippment and storage ocncnncnocnnoncnnnonananonananonncnnornnonncononnncnncnncnn ora nonncnnc nn cra ncnncns 26 62971 Package ii AA 26 6 39 25 Mp 26 E UTN 27 1 SYSTEMS 1 1 BRIEF INTRODUCTION DSP series UPS are mainly applied to computers data center and administration center of networks precision instruments ect Providing high reliable AC uninterruptible power supply The UPS equipped with dual conversion 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 Bypass input s FI TER REC PFC INV AC input o MA YHA OOK o Battery pH DSP series UPS is composed of input amp output switches input amp output EMI filter rectifier inverter output transformer static switches battery maintenance bypass switch ect The main circuit of input power goes through air breaker and comes cross input EMI filter
3. HRP HPT Heo ee Hee ZE 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 s input connect to the master UPS s bypass input and then it becomes a hot standby system See figure 2 7 Master UPS S ave UBS Bypass AC input Load R amp C IN Figure 2 7 2 8 2 Hot standby cable connection S ave UPS Mast er UPS E N L JP JP2 L N E E N L JP JP2 L N E THERE eee al soles Isle 15 leas a A a lo a h A A y y AC i nput Bat tery1 Battery2 Load 15 Figure 2 8 Single phase hot standby connection diagram Slave UPS Master UPS E N n rs ae an a N Te zom T szi D E A E E Py 12 len ES TOA LN i
4. RS232 remote communication by RS485 or background monitoring by dry contact And in additional there is built in SNMP card for remote alarming and network monitoring Their software mainly carry out real time monitoring of UPS working status e mail sending UPS control alarming history and shutdown scheduler etc 5 1 RS232 instruction RS232 is a close distance one on one communication Normally it doesn t exceed 10 meters The pin instruction is as below DB9 pin 1 2 3 4 5 6 7 8 9 Sign definition NO RX TX NO GND NO NO NO NO 5 2 RS485 Instruction RS485 interface adopts intercommunication to do remote monitoring The output data cable adopts twisted pair cable output three cables A 485 B 485 and GND 23 5 3 USB instruction EA880 UPS added USB interface as standard matching It adopts stochastic USB communication cable to do real time monitoring and management when there is no RS232 port 5 4 Dry Contact instruction Potential free contact voltage and current is 120VAC 1A or 24VDC 1A their output signals are as below Signal definition BATLOW AC FAULT BYPASS OVER LOAD FAULT Terminals On close On close On close On close On close Low battery Line is Instructions Bypass Overload UPS is failed voltage abnormal 5 5 SNMP instruction SNMP card supports SNMP HTTP TCP IP ect protocol It realized UPS monitoring through monitoring s
5. display screen Display the working parameter and status of the UPS 2 Bypass output indicator green It will light when UPS output is in bypass model 3 Main power input indicator green It will light when main power is normal 4 Battery is working yellow It will light when battery supply power to UPS 5 Inverter output indicator green It will light when the Inverter is working 6 Error alarm indicator red It will light with alarm when UPS has fault 7 Back Press this button to back to last step or exit or cancel the parameter setting 8 Screen To view and choose the functions or items 9 Enter This button is to confirm where the cursor points or the parameter setting 10 ON OFF Press it longer than 1 second the UPS will start or turn off 4 2 Setting instruction Choose the language When UPS is in Sleep model press ENTER to enter the Home Page and press Screen and choose System setting then press Enter to choose language setting after choose the Language that you needed press ENTER to confirm 19 4 3 Display information 1 Turn on the A C input switch LCD will display as below Welcome to ON LINE UPS 3 seconds later the system will enter the Standby Mode as below O P VOLT 000 V O P FREQ 00 0 HZ O P LOAD 000 2 Press the ON OFF button for over 1 second UPS will enter st
6. User s Manual DSP UNINTERRUPTIBLE POWER SUPPLY Caution Please strictly comply with the manual operation instruction and keep the manual well Make sure read the manual carefully before use Non professional technicians are prohibited to open the unit casing in case of electric shock as the input and output of the unit have high voltage it may endanger your safety Make sure the units 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 insulation drenching or shaking Do not install the unit in the environment of flammability explicability or corrosiveness and electric dust Only professionals can installs and maintain the unit Content TSN STEMS ti lts 5 TUB rie E UNO AU CHOMN rn cote sain cele seue ie a deter eaea a Ea a iE OEE N AE S L 2 System Configuration ieste ine SN 5 1 3 Working Mode siii rt e er EE 6 1 4 F nction and Features niiin iaee a aaa taven ya iaavass S a aae EOE A
7. a ARSi 8 TD Technic l SpecihiCatiOns teveestcsccestieesnssccseaestiessaes tecgunes teessaubdeceedes Sepino bado tried ispiri 9 2INSTALEA A AN 10 2A Environment Selection ii a 10 Didi Placement ni as o A A thule aar 10 Pe SMW MPACKIN Gaines te aGe Es euras OBRA vos abs LGR OO Rout Ene 11 ZBL ACCESSOLIES inienn rati i aE Ri ata A ai as 11 2 3 2 The specification item checked soiit itai 11 2 4 Configuration amp Dimension nein pean nei n A 12 2 5 The selection of air circuit breaker and cable ooonconnccnnconiccnocanocanocanocanonannnannnannnanncconncnos 12 2 5 1 The selection of air circuit breaker ooooonnccnnccnocococonoccnonanonononannnannnannncnnncnnnconccnnncnnos 13 229 2 Gable selec iii a 13 2 6 Instruction of input and output terminals ooooconncnocnncnocannonnnoncnnnonoconcnncnnornnonncnncnnccnncnncno 13 2 7 Installation instruction of single UNit oonnnocnnnnoonnoncnnconananonnconcnnnnnncnnonncano ron onn cano nncrnncnncns 14 2 8 Installation introduction of hot standby in series CONNECtION ooconccnoccoccnanonncancnncnnncnncnncnos 15 2 8 1 Make the slave UPS s input connect to the master UPS s bypass input then it becomes a hot standby system See figure ZA oooocnonicoccnononnconcnnonnnonncononncon ocn ncnncnn cra nonncnnos 15 2 8 2 Hot standby cable connection oooocnncnicnnononncnncononanonncanonnconornnonn cano nn nro ncnncnn aran cnncnn ns 15 2 8 3 Hot standby working pincipl ocncnnnnnnnonno
8. arting model UPS UPS TO ON IN PROGRESS PLEASE WAIT 3 10 seconds later UPS will transfer to Inverter output the sleep model become main power model 4 Press Enter to enter Function Menu 20 STATUS MODEL INFO Version Ver2 8 5 Select parameter setting and press Enter to check parameters OUTPUT DATA INPUT DATA BATTERY DATA DC LINK DATA 6 Select output parameter and press enter to check the parameter of output VOLTAGE FREQ LOAD CURRENT 00000W 00000VA 7 Press ESC the window will be back to last page select model info and press Enter 1 4 10KVA single phase UPS 21 LINE VOLT FREQ 2 10 30KVA three phase input and single phase output 8 Or you may select battery parameter and press Enter to check the battery status BAT VOLT 000 V 9 Or you may check the UPS inner DC Bus voltage BUS VOLT 000 V 10 Press ESC to return to the last step press Input the parameter and Enter to check the UPS information 22 LOGO Brand TYPE 1 IN 1 OUT CAPACITY 10KVA MODEL 8810 11 Press the ON OFF longer than 1 second the UPS will shut off LCD will display as below ON LINE UPS UPS TO OFF IN PROGRESS PLEASE WAIT 5 Communication Interface UPS provides with many kinds of communication interface option including one on one communication by
9. bypass switch uninterruptible transfer dual conversion technology Single phase input single phase Configuration output Three phase input and single phase output Input power factor gt 0 99 gt 0 95 Rated voltage 220 230 240 VAC 380 400 415VAC Input voltage range 120V 285V at half load 160V 285V at full load 210V 495V at half load 280V 495V at full load Rectifier Rated frequency 50Hz 60Hz Input Input frequency range 40 70Hz en harmonic lt 5 distortion Soft start 0 100 15 20sec Bypass Input voltage range 187 253V input Frequency trace range 15 Floating voltage 220VDC charge Charge current SA i Input output over voltage protection short circuit protection over temperature protection protection ect type Maintenance free sealed lead acid battery battery quantity 16pcs of 12V battery connected in serial Rated battery voltage 192VDC Power factor 0 8 phase L N G Rated voltage 200 208 220 230 240 VAC Rated frequency 50Hz 60Hz settable Frequency precision lt 0 1Hz in battery mode AC oui Voltage precision lt 1 stable outpu p Output current crest 341 Wave distortion Linear load lt 3 Overload it 105 125 load for 10min 125 150 load for Imin verload capaci ei gt 150 load for 1s Transfer time AC battery zero transfer bypass inverter zero transfer AC abnormal Interval for 4S beep
10. d if the real product is right 2 3 1 Accessories User manual Ipc CD for monitoring software Ipc Cables for RS232 and USB interface each Ipc 2 3 2 The items of UPS specification should be checked UPS Capacity the voltage of input and output frequency the phase of input and output Battery voltage 11 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 ntelligent S ot los 5 Free Cont act R9232 USB EQ Ener gency Power CFF fan Parallel Port Battery Breaker Eypass oa Qt put Breaker Manual Bypass Breaker la z Ter m nal il i P T Figure2 2 Layout of full unit 2 5 The selection of Air circuit breaker and cable The cable for different capacity of UPS has different grade unsuitable cable or air 12 circuit breaker will cause dangers The selection principle is 3 5A mm for middle and s
11. dity 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 1500m it is recommend that operate UPS according to below descending table Altitude m 1500 2000 2500 3000 3500 4000 4500 5000 Descending 00 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 input and output air switch for UPS don t share the same air switch with other equipment Install UPS as close as possible to the AC power outlet 10 The floor board which takes the UPS weight should be strong enough Any other dangerous installation is forbidden No storage of flammable explosive and other dangerous goods in the place and fire equipment is required 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 should be enough space for future maintenance and operation It is recommended that there should be a professional for UPS house management non professional is forbidden to enter in 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 included an
12. e the UPS turn to bypass working mode and turn off maintenance bypass switch then turn off the UPS input output switch and battery switch therefore the UPS will enter into maintenance mode shows as the arrow indicated in the figure It is safe to repair the UPS as there is no electricity in the inner UPS at this time 1 4 Function and Features 1 Advanced DSP digital control technology the inverter control phase synchronization input rectifier 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 more than 0 98 the total harmonic distortion of input current THDI lt 5 it greatly decreases distortion pollution from UPS to the electricity increase the mains usage and reduce installation cost 3 Wide input voltage and frequency range Wide input voltage and frequency range can decrease battery s frequent charging time make good use of battery It also has strong ability to adapt electricity so that the motor can be easily connected 4 Abundant interface setting function Through the buttons on the front panel the user can set up output voltage and rated frequency so that the UPS can be applied to different voltage and frequency 5 Excellent network monitor function Provide with RS232 RS485 SNMP USB dry contact interface support TCP IP protocol The user can monitor UPS wo
13. fault charging board are failed Small charging current Long backup charging board are failed Checking if input fuse of charging board are failed Buzzer alarming for a long time FAULT light is bright Heat sink of inverter is over temperature Check if the heat dissipation is good or not UPS internal failed Contact with technician 6 5 Package shipment and storage 6 5 1 Package There are two packages Firstly we use carton to pack them Then we use wooden carton to pack There are some information such as model rating date etc are labeled on the external package 6 5 2 Shipment During UPS delivery should follow caution sign And avoid sun scorched and rain drenched And don t deliver or store UPS with combustible explosive and corrosive goods together When unload UPS use special equipment to avoid bump concussing or mechanical damage 26 6 5 3 Storage UPS should be stored in dry environment and prohibit from sun scorched and rain drenched The storage environment temperature is 25 55 C The battery storage temperature is 0 40 C And the humidity is 20 90 If the battery storage is more than three months they should be charged once to prevent it from discharging automatically and causing damage 21
14. for 1S after 1min beep stops automatically Al Battery low voltage Interval for 1S beep for 1S beep continuously arm Overload alarm Interval for 4S beep for 2S beep continuously Failure alarm Continuous beeps display LED LCD System Protection function Output short circuit overload output over voltage or low voltage battery low voltage over temperature Communication port RS232 USB Standard RS485 SNMP Optional Operation temperature 0 40 C Relative humidity 0 90 non condense Cooling Intelligent fan speed adjustable Noise dB lt 55 1M lt 60 1M Input output Terminal Surge protection IEC60664 1 grade protection ani n Electromagnetism Comply with GB7260 2 2003 compatibility configuration Tower type IP30 Weight Weight Kg 68 128 176 218 258 300 and E 520x pa PESE o A A 400 1152x860 1280x D mm 690 805 877 2 1 Environment Selection The specifications may be changed without prior notice 2 INSTALLATION Working Temperature 0 40 C Storage Temperature 40 70 C without battery 20 55 C with battery Relative humidity 5 95 Non condensing Altitude 1500m meets to GB3859 2 93 requirement The tolerance of uprightness No vibration bumps and the vertical gradient should be no more than 5 degrees The environment for UPS installation should be with adequate ventilation cool low humi
15. ht maintenance operation not only makes UPS exert best working status and prolong its life for use but also protect the personal safety Only technicians are approved for maintenance And note the followings 1 Read and know the user manual well before maintenance 2 Be always on the alert of the UPS internal high voltage And keep no power inside the UPS before maintenance 3 No taking gold silver jewelry and watch etc before maintenance 4 Use special tools and testing equipment 5 Make label and records during maintenance 6 4 Trouble shooting Abnormal phenomenon Fault diagnosis Solutions Alarming when connect Battery anode and cathode Checking and reconnect the battery connection in reverse Fans stop running Fans failed or board of fan Contact with technician 25 damaged for repair Don t work when turn on UPS Switch failed Check switch Power supply board failed Contact with technician for repair UPS no output when there is no mains Battery switch didn t turn on or failed Check switch Battery capacity is not enough to support power Contact with technician for repair UPS can not get normal Communication software was set wrong or the Reset or replace the communication as cable communication cable is at fault UPS don t start up in mains and UPS Checking if input fuse of works normally in battery Charging board has
16. ly start the slave UPS the Standby UPS Starting steps as same as single UPS Then turn on the master UPS Starting steps as same as single UPS 3 5 Hot standby system shutdown steps Turn off the master first Turn off steps as same as single UPS eThen turn off the slave UPS Turn off steps as same as single UPS 3 6 Emergency power off steps When meet emergency affairs users should shut off all power supply at once and shut down all the switches at the same time 3 7 Maintenance operation steps This step must be done by professional people Turn off the inverter Press the ON OFF longer than 1 second and UPS will transfer to bypass and the bypass light will illumine 1 Open the rear cover board of the breaker turn on the manual bypass breaker 2 Shut off UPS input switch battery switch bypass switch and output switch 3 Do UPS maintenance 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 Press the ON OFF longer than 1 second and 10s later UPS goes into normal working status 18 4 Operation of front panel 4 1 The structure amp function of front panel 2 E a T 2 ae am 5 gt GoOg e 6 TE BYPASS BAT INV FAUT EE me oN a wee om a 8 la gt oe alr 9 SESS x 1 LCD
17. mall size UPS 2 5 3A mm for big power UPS Meanwhile note that the maximum voltage for the power cable not more than 3V is better There are input neutral wire for bypass and output neutral wire for UPS power system For three phases in and one phase out UPS the cross sectional area of input null line should be 1 5 1 7 times of phase line UPS system has safe protection for grounding and lightning protection their cross sectional area should be 0 5 1 0 times of phase line and no smaller than 6mm 2 5 1 The selection of air circuit breaker POWER Input voltage Output voltage Input Output Input air Output air KVA VAC VAC Max current A Max current A switch A switch A 4 220 220 32 18 50 32 6 220 220 44 27 63 40 8 220 220 55 36 80 50 10 220 380 220 66 45 100 63 15 380 220 94 68 125 100 20 380 220 122 90 150 125 30 380 220 177 136 200 160 Note Forbid using creepage protection type switch 2 5 2 Cable selection 10KV 10KVA 3 15KVA 3 20KVA 3 30KVA 3 4KVA 6KVA 8KVA Model A 1 1 1 1 Wire Wire Wire Wire Wire Wire Wire Wire mm mm mm mm mm mm mm Mm Input 6 8 10 16 6 6 8 16 By pas 6 6 8 10 10 16 25 35 Output 6 6 8 10 10 16 25 35 Battery 6 8 10 10 10 16 25 35 Neutral 6 8 10 16 10 16 25 35 Earthin 6 6 6 6 6 6 6 8 Note The real cable should be no smaller than the figures in above table 2 6 I
18. nnocnnnnnnncnncanannnonocononnonnnonncnncnn cnn ncnncnnans 16 2 9 Installation Inspection coin ii ia da 17 29 UB Spec A dudet guebedgeds sgl eteebebsagetesusatansubedeots ond 17 2 9 2 Electric SPECTRA 17 3 ON OFF OPERATION eescccuccetiuisstettnsscueentsscdeabastoncounataderteetedcauusbuderhdetcuerevsstedbdetcecnersdanepndesedens 17 3 1 Preparation before switching on the UPS 0 ee ccc ceceseeeceeeeeeseesecsessesesetseeeeeeeeaes 17 3 2 SingleUPS Starting steps A a 17 3 3 Single UPRS shutdown Steps invocan irc indicada ida a drid dde 18 3 4 Hot standby system starting Steps oocooccoononnconcnnconnnnncnncanonnnonnonncnnonnncnnonncnn con non n cnc nn cra ncnncnnos 18 3 5 Hot standby system shutdown steps oooocococccnccncncononononnrncncnnccrncnn en eneteneenenes 18 3 60 Emergency POWER step ita 18 3 71 Maintenance Operation StepStone i a a 18 4 Operation of front panel ind ia 19 4 1 The configuration amp function of front panel ooononicnnnnicanonnnnconcnnconncancnncnnornncnncnnannncnncnnon 19 4 2 Setting INStrUCUON riie e esee ar renner ir eeb Desde APEE EE Eor Uoeeteshduspuwesadecteetteveeres sees 19 4 3 Display information oma a a a A 20 5 Communication Interface sonn n a a e aai aa 23 D2 RS485 A O OE 23 IS O 24 5 4 Dry Contact instruction cece ec ecccsscseceseeseesecsecsscesecseceeseaessecsessesessesesseseesesesaeeeseaseas 24 SDS NMP ANSHUCHION Esc ties sees ibi aeaeaie ee aeaa dra 24 936 EPO interface ai li ria sgeebitentouhe 24
19. nstruction of input and output terminals The terminal is on the rear panel see below figure for details on terminals plate 13 s 16 s 6 co ca NPUT BYPASS BATTERY QUTPUT 3 69 82 de de e 627 A m eH KS Am E 6 zZ Figure2 3 Single phase 4 10K terminal drawing Figure2 4 three phase in one phase 10K 15K 20K out terminal drawing 2 7 Installation instruction of single unit E N L JP1 JP2 SP NASA LASA RPL SP J E gt U Figure2 5 Single phase 4 10K g da da da A a L zA NO d Ii A LAdNI OV terminal connection drawing E N T s r sr u2 ec ne 1 1 0 ss E E y E 4 lt gt tf gt MS gt 42300 y MHSISISISIS S RO Ts Ts Ker rA r S Tay Ie I ER a 5 ZA easel We H HS ESHI IHE ESHI IHE IS MES om ISPTHSPTHESP IHS THSP TH SPIER
20. oftware NMS and Web browser IE and NetScape etc 5 6 EPO Emergency power off interface EPO can do remote control for emergent off Under normal status EPO terminals are at short circuit status When EPO is open UPS output will be closed 6 Daily Maintenance 6 1 Battery use and maintenance 1 Make sure the battery working temperature be within 20 25 C to prolong its life for use 2 Check if battery terminals and cables are fixed for a certain period 24 3 Clean regularly the dust and white mash on battery to avoid short circuit 4 Use wet cloth and no solvent when doing cleaning of the battery 5 Check regularly the battery voltage If it is not abnormal please change 6 Check regularly if battery are plumped or leaked 7 Always replace with same brand and same capacity battery 8 Artificially discharge the battery once time in a certain period 4 6 month if no stopping of power for a long time and the discharge capacity within 50 is better 9 It is not good for battery to discharge at small current Prevent the small current from deep discharging to damage the battery 6 2 UPS maintenance 1 Check regularly the UPS input and output connection 2 Check regularly if UPS working status is normal or not 3 Check regularly if UPS heatsink fans are ok or not And prohibit sundries stopping vent 4 Clean regularly the internal dust of UPS Much dust may cause UPS failure 6 3 Maintenance safeguard Rig
21. rking status on line neglecting the distance and make the UPS execute self test procedure time sending inquiry send E MAIL as well as automatically save computer data and turn off the computer safely 6 Big LCD display There is an option for user to choose the Chinese or English LCD display it can display the UPS working parameter and status faults alarming information and history records it is very convenient for daily management and maintenance 7 Perfect protection UPS has input low over voltage protection output low over voltage protection overload protection short circuit protection overheat protection ECO protection surge protection ect it can make sure that the UPS can work well under different environment 8 Cold start and AC start function When there are no mains UPS can start by the battery or when there is no battery UPS can start by the mains To meet user s needs when the battery is discharging to low voltage protection it can automatically start the UPS when the mains recover 9 Easy for maintenance Designed with manual bypass maintenance the load can still have power supply when the UPS is in maintenance it is convenient for users and it also improves usability and maintainability of the system 1 5 Technical Specification Model 8806 8810 38810 38815 38820 38830 Rated capacity 6KVA 10KVA 10KVA 15KVA 20KVA 30KVA Working mode and principle Online static
22. switching finished please inspect following items The input and output switching is ok and the in and out terminals are canonical Make sure the input and output 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 canonical neat and easy for future inspection and extendable 3 ON OFF OPERATION 3 1 Preparation before switching on the UPS Reconfirm if all connection and power supply are correct before start up Inspect the input voltage and frequency is within the range All UPS switches are at off mode 3 2 Single UPS Starting steps Turn on the AC input switch Then 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 batteries with small current 1 UPS Starting Long press ON OFF button above 1second LCD display starting in process please 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 17 3 3 Single UPS shutdown steps 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
23. te vy PI r NJAA PHHEP AC input Batteryl Batteryl Battery2 Load Figure 2 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 output neutral and earth in parallel and loads will be at the output of the master 2 8 3 Hot standby working principle Normal working mode S ave UPS Bypass Mast er LPS AC i nput REC INV Bypass Load REC Figure 2 10 Normal working flow Figure 2 10 stands for system normal power is supplied by the master UPS and the slave UPS works at 0 load 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 S ave UPS Bypass Mast er UPS AC i nput REC INV Bpass Load REC INV I Figure 2 11 Master UPS abnormal working flow 16 2 9 Installation inspection 2 9 1 UPS Inspection After UPS installation please do the necessary inspections as below Whether the UPS trucke brake fixed or steady or skew Whether the UPS scraped or hit damage Whether there are sundries around the UPS body or around it 2 9 2 Electric inspection After UPS
24. to reach the rectifying units After rectifier transfers AC power to DC power it gets into PFC circuit to improve UPS input power factor The partial circuits adopt delayed soft start and PFC control technology to improve system s impact resistance and input power factor as well as greatly decrease the harmonic pollution to electricity Battery is connected to UPS by switch and contactor and through PFC boost voltage to DC BUS voltage the contactor pull in only when the DC Bus voltage gets to a rated value The battery supply DC power to inverter via the PFC circuit Bypass input power through air breaker inputs and controls the output by static bypass switch The whole system completely adopts 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 system has the following working modes 1 3 Working Mode O Normal working mode Bypass input e a FITER REC PFC INV AC input o le EE AAS os vale an Battery m Figure1 1 Normal working mode Figure 1 1 when the mains is normal the input AC power is inverted by rectifier then the UPS will provide load with pure and stable AC power through output static switch meanwhile the UPS charges the battery O Battery working mode
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