USER MANUAL
Contents
1. 1 The CR6K is a standard model with inbuilt battery hereinafter called 6K 2 The CR6KS is a long backup time model which is able to connect with the external battery bank hereinafter called 6KS 3 The 3CR6K is a standard model with inbuilt battery hereinafter called three phase 6K 4 The 3CR6KS is a three phase input and single phase output long backup time model which is able to connect with the external battery bank Hereinafter called three phase 6KS 5 The CR7 5K is a standard model with inbuilt battery hereinafter called 7 5K 6 The CR7 5KS is a long backup time model which is able to connect with the external battery bank hereinafter called 7 5KS 7 The 3CR7 5K is a standard model with inbuilt battery hereinafter called three phase 7 5K 8 The 3CR7 5KS is a three phase input and single phase output long backup time model which is able to connect with the external battery bank Hereinafter called three phase 7 5KS 9 The CR10K is a standard model with inbuilt battery hereinafter called 10K 10 The CR10KS is a long backup time model which is able to connect with the external battery bank hereinafter called10 KS 11 The 3CR10K is a standard model with inbuilt battery hereinafter called three phase 10K 12 The 3CR10KS is a three phase input and single phase output long backup time model which is able to connect with the external battery bank Hereinafter called three phase 10KS 13 The 3CR15KS is a thr2. TB cover Terminal blocks Cable tying Ye BACK VIEW of 7 5K S 10k S Three Phase 7 5K S 10K S 1 Brief introduction 1 4 Product specification and performance General specification Standard Models Model 6K 6KS 7 5K 7 5KS 10K 10KS Power Rating 4 2KW 4 2KW 5 25KW 5 25KW 7KW 7KW Frequency Hz 50 60 Input Voltage VAC 220 20 Current 31A max 31A max 38A max 38A max 50A max 50A max Battery Voltage 240VDC Current 24A max 24A max 30A max 30A max 40A max 40A max Voltage VAC 220 230 2 Output PF 0 7 Dimension WxDxH mm 260x570x717 Weight kg 90 35 91 36 93 38 Model Three phase 6K S Three phase 7 5K S Power Rating 6KVA 4 2KW 7 5KVA 5 25KW Frequency Hz 50 60 Input Voltage VAC 380 400 20 Current 31A max 38A max Battery Voltage 240VDC Current 24A max 30A max Voltage VAC 220 230 2 Output PF 0 7 Dimension WxDxH mm 260x570x717 Weight kg 90 37 91 39 Model Three phase 10K S Three phase 15KS Three phase 20KS Power Rating 10KVA 7KW 15KVA 10 5KW 20KVA 14KW Frequency Hz 50 60 Input Voltage VAC 380 400 20 Current 50A max 75A max 100A max Battery Voltage 240VDC Current 40A max 60A max 80A max Voltage VAC 220 230 2 Output PF 0 7 Dimension WxDxH mm 260x570x717
3. for connecting the long backup time model UPS with the external battery 1 The nominal DC voltage of external battery pack is 240VDC Each battery pack consists of 20 pieces of 12V maintenance free batteries in series To achieve longer backup time it is possible to connect multi battery packs but the principle of same Voltage same type should be strictly followed The connector of the external battery cable is used to plug into the external battery socket of the UPS the other end of the external battery cable is made of three open wires with ring terminals to connect with the external battery pack s The procedure of installing battery bank should be complied with strictly Otherwise you may encounter the hazardous of electric shock A DC breaker must be connected between the battery pack and the UPS The capacity of breaker must be not less than the data specified in the general specification Set the battery pack breaker in OFF position and connect the 20 pieces of batteries in series You must connect the external battery cable to the battery first if you connect the cable to the UPS first you may encounter the hazardous of electric shock The positive pole of the battery is connected to the 7 5KS 10KS 3 phase 7 5KS 10KS in parallel with blue and brown wires the negative pole of the battery is connected to the 10KS 3 phase 7 5KS 10KS in parallel with black and white wires the green and yellow ribbon wire is connected to the
4. the bypass LED is turned on it shows that the loading current is supplied directly from the utility power Utility power LED green LED Whenever the utility power LED is turned on it shows that the utility power is normal J Inv LED green LED Whenever the INV LED is turned on it shows that the loading current is supplied from utility power or battery via the inverter J Battery LED orange LED Whenever the battery LED is turned on it shows that the loading current is supplied from battery via the inverter Fault LED red LED Whenever the fault LED is turned on it shows that the UPS is in abnormal condition J 2 6 LEDs the 2 LED is orange and the 3 6 LEDs are green These LEDs indicate the percentage of the load capacity in utility power mode or battery capacity level in battery mode 22 Appendix 2 The corresponding form of the LED Display LED display Alarm No Operating state warning 1 2 3 4 5 O 7 3 OF 10 0 35 P 1 none Load capacity 36 55 _ 2 none Utilit Load capacity ili Y 56 75 Faaa o 3 Power f none Load capacity Mode 76 95 E 2 4 none Load capacity 96 105 z E 5 f O
5. utility power LED flashes The voltage or frequency of the utility power is out of the input range of the UPS The UPS is running in battery mode To save your data and close the application program Make sure the utility power is within the input voltage or frequency range permitted by the UPS The 1 Fault LED and the 2 LED are turned on the UPS beeps continuously The UPS is overloaded or the load equipment is faulty Check the loads and remove all non critical equipment Recalculate the load power and reduce the number of loads connected to the UPS Check that the loads are not failed The 1 Fault LED and the battery LED are turned on the buzzer beeps every second The charge of the UPS is defective Please contact the distributor or service center Battery LED flashes Battery low or battery not connected Check the battery If the battery is damaged replace the battery immediately and ensure that the battery breaker is in ON position The utility power is normal but the UPS can not turn in line mode Bypass breaker in OFF position Set the bypass breaker in ON position 20 6 Troubleshooting Problem Possible cause Solution Battery discharging time diminishes Battery not yet been fully charge Keep UPS connected to utility power persistently for more than 10 hours to recharge the batteries again UPS overloaded Check t
6. Eaa ei AAE TARRO nev NEA EE E Aa AEE E EEEE 14 3 2Operating MOE 0 ccccc cece cece eee e eee ee ee eee eee eats esse ea ea eee es esse ea eeeaeseeeeeaeaes 15 18 4 Battery MaintenanCe vic iociecise ives dence ecdagstereevestae vies cinta cae dans tevanscteceeadenesdeaeeacs 18 5 Notes for battery disposal and battery replacement eeeeeeeeeeee eres 19 6 Trouble Shooting siseiacit te tveet ei a e et ee eis 20 21 Appendix 1 Display panel 0ccccec eee eee ee ee eee e ee ee ee ease ea E E aa 22 Appendix 2 The corresponding form of the LED display 2 ceeeeeeee eres 23 24 1 Brief introduction System and model description This Online Series is an uninterruptible power supply incorporating double conversion technology It provides perfect protection specifically for computer equipment communication Systems to computerized instruments Its true online double conversion design eliminates all mains power disturbances A rectifier converts the alternating current from the utility power to direct current This direct current charges the batteries and powers the inverter On the basis of this DC voltage the inverter generates a pure sinusoidal AC voltage which is constantly powering the loads Computers and Peripherals are thus powered entirely by the UPS In the event of power failure the maintenance free batteries power the inverter This manual is applicable to the following models
7. LINE FAIL PIN8 UPS On relay close re PINY Utility Power failure normally open active close AS400 Interface 4 Battery maintenance This series UPS only requires minimal maintenance The battery used for standard models are value regulated sealed lead acid maintenance free battery These models require minimal repairs The only requirement is to charge the UPS regularly in order to maximize the expected life of the battery When being connected to the utility power whether the UPS is turned on or not the UPS keeps charging the batteries and also offers the protective function of overcharging and over discharging The UPS should be charged once every 4 to 6 months if it has not been used for a long tine In the regions of hot climates the battery should be charged and discharged every 2 months The standard charging time should be at least 12 hours Under normal conditions the battery life lasts 3 to 5 years In case if the battery is found not in good condition earlier replacement should be made Battery replacement should be performed by qualified personnel Replace batteries with the same number and same type of batteries Do not replace the battery individually All the batteries should be replaced at the same time following toe instructions of the battery supplier Normally the batteries should be charged and discharged once every 4 to 6 months Charging should begin after the UPS shuts down automatically in the course
8. Uninterruptible Power System UPS ON LINE 6K S gt 7 5K S 10K S 10KS 3P 15KS 3P 20KS 3P USER MANUAL Please comply with all warnings and operating Instructions in this manual and on the unit strictly Save this manual properly Do not operate this unit without reading thoroughly all safety information and operating instructions carefully SEE INSTALLATION INSTRUCTIONS BEFORE CONNECTING TO THE SUPPLY Table of contents 1 Brief introduction 1 1 System and model description ccecce cece cece eee eeeeeeeeeeea ease eeaeaeaeeaeeeees 3 1 2 Description of commonly Used SyMboOIS 0 eceeee cece ee eeeeee eect ee eeeeeeeeeeees 4 Ve SAPPGAMANCC we sie ias etter dca ce ards lg OA Aaa Soran Oa aA see E ak 5 1 4 Product specification and performance c ccecec cece cece nent eset ee eeeeeeeeeeeees 6 8 General specification Electric performance Operating environment 2 Installation 2 1 Unpacking amp Inspection ccececee cece eee ee eect eee ee eee eee teens eee Rait 9 2 2 Input and output power chords and protective earth installation 0 9 11 2 3 Operating procedure for connecting long backup time model UPS with the external battery cc cece cece ee cee ee ee ee eee eee eaee ee eseeeeeeeeeeeeeeees 12 24 Parallel operationiis access aiid ele Ca ak AGH GER ee aa 13 3 Operation and operating mode SB TOPOrAtlONs eaea aaea a a
9. Weight kg 93 39 55 55 1 Brief introduction Electrical performance Input Frequency Model Voltage Power Factor 50Hz 60Hz ingle 6K S 7 5K S 40K S Single phase 4Hz gt 0 98 Full load Three phase Three phase 4H gt 0 95 Full load 6K S 7 5K S 10K S 15KS 20KS p 5 Faroa Output Volt P F C t oon ae Sa Distortion Overload capacity ea Regulation Factor tolerance crest rating 105 130 load transfers to Synchronized y THD lt 2 bypass mode after 10 minutes 4Hz in Line mode Full load gt 130 load transfers t 3 1 1 0 7lag AC mode 0 1 Reena inces a ise aaa Linear bypass mode after 1 second Maximum a d Load and shutdown the output after 1 in Battery mode minute Operating environment Temperature Humidity Altitude Storage temperature 0 C 40 C 20 90 lt 1000m 15 C 40 C Note if the UPS is installed or used in a place where the altitude is above than 1000m the output power must be derated in use please refer to the following Altitude M 1000 1500 2000 2500 3000 3500 4000 4500 5000 Derating power 100 95 91 86 82 78 74 70 67 2 Installation 2 1 Unpacking and inspection Unpack the packaging and check the package contents The shipping package contains AUPS A user manual A communication cable A b
10. apacity and the load level as well as other factors The backup time of standard model may vary from different models and load level Please refer to the following 16 3 Operation and Operating mode Load Capacity 6KVA BACKUP TIME CURVE 6 Communication port Intelligent slot Load Capacity 7 5KVA 10KVA BACKUP TIME CURVE This series is equipped with an intelligent slot for Web power optional accessory or other optional card to achieve remote management of the UPS through internet intranet Please contact your local distributor for further information RS232 Interface 1 The following are the descriptions and pin assignment of RS232 DB 9 port Baud rate 2400bps Data bit 8 bit Ending bit 1 bit Parity bit None DB 9 pin assignment Pin number Function description I O 3 Rx Input 2 Tx Output 5 Ground GND 17 TX 4 Rx a GND RS232 Interface 3 Operation and Operating mode Optional AS400 interface This optional AS400 card provides dry contact closure signal OPEN or CLOSE Following are the pin assignment and the descriptions of As400 card PIN1 UPS failure normally open active close PIN2 summary SUMMARY ALARM PIN3 ground PIN4 Remote shutdown ee eee on BYPASS PINS Common o aeS o2 BATTERY LOW PIN6 Bypass active relay close O3 UPS ON REMOTE SHUTDOWN O4 O8 PIN7 Battery low COMMON o9
11. attery cable for 6KS 7 5KS 10KS only 2 Inspect the appearance of the UPS to see if there is any damage 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 2 2 Input and output power chords and protective earth ground installation 1 Notes for installation 1 The UPS must be installed in a location with good ventilation far away from water inflammable gas and corrosive agents 2 Ensure the air vents on the front and rear of the UPS are not blocked Allow at least 0 5m of space on each side 3 Condensation to water drops may occur if the UPS is unpacked in a very low temperature environment In this case it is necessary to wait until the UPS is fully dried inside out before proceeding installation and use Otherwise there are hazards of electric shock 2 Installation Installation and wiring must be performed in accordance with the local electric code and the following instructions by professional personnel For safety please cut off the mains power switch before installation The battery breaker also needs to be cut off if it is a long backup time model S model 1 Open the terminal block cover located on the rear panel of the UPS please refer to the appearance diagram 2 For 6K S UPS it is recommended to select the UL 1015 10AWG 6mm wire or other insulated wire which complies with AWG Standard for the UPS input and output wiri
12. be carried out by qualified personnel who are knowledgeable about batteries No other persons should handle the batteries 19 6 Troubleshooting Problem Possible cause Solution The 1 Fault LED and the 6 LED are turned on the buzzer beeps continuously The UPS shutdown due to internal overheat Make sure the UPS is not overloaded the air vents are not blocked and the ambient temperature is not too high Wait for 10 minutes for the UPS to cool down before turning on again If failed please contact the distributor or service center The 1 Fault LED and the 2 and 5 LED are turned on and the buzzer beeps continuously The UPS output is short circuited Turn off the UPS Remove all the loads Ensure that the load is not failed or the UPS has no internal faults before turning it on again If failed please contact the distributor or service center The 1 Fault LED and the 4 LED are turned on the UPS beeps continuously The UPS shuts down due to its internal fault Please contact the distributor or service center The 1 Fault LED and the 5 LED are turned on the UPS beeps continuously The UPS shuts down due to its internal fault Please contact the distributor or service center The 1 Fault LED and the 3 LED are turned on the UPS beeps continuously Overcharging protection The charger of the UPS is failed Please contact the distributor or service center The
13. ee phase input and single phase output long backup time model which is able to connect with the external battery bank Hereinafter called three phase 15KS 14 The 3CR20KS is a three phase input and single phase output long backup time model which is able to connect with the external battery bank Hereinafter called three phase 20KS 1 Brief introduction 1 2 Description of commonly used symbols The following symbols will be used in this manual and may appear during the course of your practical applications Therefore all users should be familiar with them and understand their meanings Notation and Explanation Explanation Alert you to pay special attention Caution of high voltage Turn on the UPS 1 Brief introduction 1 1 3 Appearance Battery breaker Optional laput breaker BACK VIEW of 6K S Three Phase 6K S ntelligeat glot Parallel port External battery socket Battery breaker Optronal Maintenance switch Input bre R5237 r Fan Intelligent slot Parallel port External battery socket aker TB cover Intelligent slot Terminal blocks Cable tying 8 6 RS2 32 Input breaker Parallel port Maintenance switch TB cover Terminal blocks Cable tying BACK VIEW of Three Phase 15K Three Phase 20K
14. ground of the battery cabinet For three phase 15KS 20KS the connection of battery wire is the same as that of input and output wire and a green or green and yellow ribbon wire UL1015 6AWG 25mm must be connected between the input protective earth terminal and the battery cabinet To complete the connection by plugging the connector of the external battery cable into the external battery socket of the UPS Do not attempt to connect any loads to the UPS now You should connect the input power wire to the right position first And then set the breaker of the battery pack in the ON position After that set the input breaker in the ON position The UPS begins to charge the battery packs at the time The blue amp brown wires for connection a the positive terminal of the battery pack output The black amp white wires for connection to the negative terminal of the battery pack output The green and yellow ribbon wire for connection to the ground of the battery cabinet The receptacle for connecting the UPS the external battery cable diagram for 6KS 7 5KS 10KS The cable may vary from different S models 12 2 Installation 2 4 Parallel operation 1 Brief introduction of the redundancy N X is currently the most reliable power supply structure N represents the minimum UPS number that the total load needs X represents the redundant UPS number I e the fault UPS number that the system can handle simulta
15. he loads and remove the non critical equipment on after pressing the ON button pressed too briefly Battery aged Replace the batteries Please contact the distributor to obtain the parts and replacement service The UPS cannot power The ON button is Press the ON button for more than 1 second The UPS is not connected to the battery or the battery pack voltage is too low Check the battery or recharge the battery UPS fault Please connect the distributor or service center When you contact the service center please provide the following information Model No and the serial No of the UPS J The date when the problem arose J Complete description of the problem including the LED display alarm warning and power condition and load capacity If your UPS is a long backup time model you may also provide the battery information 21 Appendix 1 Display Panel 1 FAULT LED POWER OFF 2 LOAD BATTERY LED G LOAD BATTERY LED 4 LOAD BATTERY LED 5 LOAD BATTERY LED 6 LOAD BATTERY LED POWER ON ALARM SILENCE T BYPASS LED INV LED BATTERY LED UTILITY POWER LED Power ON OFF To turn on the UPS simply by pressing the ON button on the front panel continuously for 1 second Press the OFF button on the front panel continuously for 1 second to turn off the UPS J Bypass LED orange LED Whenever
16. isplay is shown on the display panel and no voltage output is available from the UPS output 4 Turn off the UPS with on utility power supplied in Battery mode 1 Press the OFF button continuously for more than 1 second to power off the UPS 2 When being powered off the UPS will perform self diagnosis the Load Battery level LEDs will be turned on and then off one after another in ascending order Finally not any display is shown on the display panel and on voltage is available form the UPS output Suggestions Please turn off the connected loads before turning on the UPS and turn on the loads one by one after the UPS is working in INV mode Turn off all of the connected loads before turning off the UPS ISOLATE UNINTERRUPTIBLE POWER SUPPLY UPS BEFORE WORKING ON THIS CIRCUIT 14 3 Operation and Operating mode 3 2 Operating mode LED display mode 1 Utility power mode The display panel in utility power mode is shown in the following diagram The utility power LED and the INV LED are turned on The load level LEDs will be turned on in accordance with the load capacity connected 1 If the battery LED is turned on and the utility power LED flashes it indicates the voltage or frequency of the utility power has exceeded the normal range the UPS operates in battery i aS SEGER Oe o Fig 3 1 The utility power mode 2 If output overl
17. neously The bigger the X is the higher reliability of the power system is For occasions where reliability is highly depended on N X is the optimal mode As long as the UPS is equipped with parallel cables up to 3 UPSs can be connected in parallel to realize output power sharing and power redundancy 1 Parallel installation 1 Users need to a standard 25 pin communication cable which should have 25 cores corresponding stitches and shield as the UPS parallel cable The length of the parallel cable is appropriate to less than 3 m 2 Strictly follow the stand alone wiring requirement to perform the Input wiring of each UPS 3 Connect the output wires of each UPS to an output breaker panel 4 Disconnect the Jumper on JP1 and JP2 of the terminal block first and connect each output breaker to a main output breaker and then to the loads X The requirement of the output wiring is as follows When the distance between the UPSs in parallel and the breaker panel is less than 20 meters the difference between the wires of input amp output of the UPSs is required to be less than 20 When the distance between the UPSs in parallel and the breaker panel is greater than 20 meters the difference between the wires of input amp output of the UPSs is required to be less than 10 2 Operation and maintenance 1 To perform the general operation follow the stand alone operating requirement 2 Startup The units transfer to INV mode simultaneou
18. ngs 2 Installation The protective earth ground wire refers to the wire connection between toe equipment which consumes electric equipment and the ground wire The wire diameter of protective earth ground wire should be at least as above mentioned for each model and green wire of green wire with yellow ribbon wire is used 1 After having completed the installation make sure the wiring is correct 2 Please install the leak current protective breaker at the output power distribution panel of the UPS if necessary 3 To connect the load with the UPS please turn off all the loads first then perform the connection and finally turn on the loads one by one 4 No matter the UPS is connected to the utility power or not the output of the UPS may have electricity The parts inside the unit may still have hazardous voltage after turning off the UPS To make the UPS have no output power off the UPS and then disconnect the utility power supply 5 Suggest charging the batteries for 8 hours before use After connection turn the input breaker in the ON position the UPS will charge the batteries automatically You can also use the UPS immediately without charging the batteries first but the backup time may be less than the standard value 6 If it is necessary to connect the inductance load such as a monitor or a laser printer to the UPS the start up power should be used for calculating the capacity of the UPS as its start up power cons
19. nosis with the load battery level LEDs turned on and then off one after another in ascending order A few seconds later the INV LED is turned on the UPS is already running in Utility Power mode If the utility power is abnormal the UPS will operate in battery mode without output interruption of the UPS 2 Turn on the UPS with on utility power supplied in battery mode 1 Press the ON button continuously for more than 1 second to power on the UPS For long back up time model S model please make sure that the battery breaker is in ON position 2 During the course of starting up the UPS has the same action as if it is connected to utility power except that the utility power LED is not turned on and the battery LED is turned on instead 3 Turn off the UPS with utility power supplied in Line mode AC mode 1 Press the OFF button continuously for more than 1 second to turn off the inverter of the UPS immediately 2 When being powered off the UPS will perform self diagnosis the Load Battery level LEDs will be turned on and then off one after another in ascending order then the INV LED will be turned off and Bypass LED will be turned on The UPS is working in Bypass mode 3 Upon completion of the above to turn it off output of electric current of the UPS is still present In order to cut off the output from the UPS simply cut off the utility power supply and the UPS will perform self diagnosis finally not any d
20. o none Load capacity 0 20 Beep once 6 Battery Oo every sec capacity 21 40 Beep once 7 Battery every 4 sec capacity 41 60 3 Battery Batter Beep once Mode y every 4 sec capacity 61 80 Beep once 9 Battery O oO a0 0 o 0 j every 4 sec capacity 81 100 Beep once 10 Battery O1fo ao o oa 0 0 every 4 sec capacity B 11 Bypass mode t t T O oO oO ee ae every 2 min Overloaded in utility B ba 12 mode and UPS still in o o fo fo o olo G ee INV mode re as Overloaded in utility Sustained 13 mode and UPS still in o ene bypass mode p 14 Utility power abnormal T T T T O O T T t I Overloaded in battery Beep twice 15 i Fol fie ea ae a pa o o mode Early warning every sec 23 Appendix 2 The corresponding form of the LED Display Overload in battery mode Continuously 16 Cut off the output beep 17 Over temperature Continuously beep 18 Inv abnormal g Continuously beep ee Continuously 19 Output short circuited g beep 20 BUS voltage abnormal Continuously beep Continuously 21 Charger or battery failed O O beep 22 Battery voltage abnormal t R 23 BAT SCR failed o Continuously beep 24 Fan abnormal Continuously beep tai 25 Bypass STS failed g Sustained beep 26 INV RLY failed Sustained bee
21. oaded the load level LEDs will be turned on and alarm will keep twice every second You should get rid of some unnecessary loads one by one to decrease the loads connected to the UPS less than 90 of its nominal power capacity Note Please follow the following steps to connect the generator Activate the generator and wait until the operation is stable before supplying power of the generator to the UPS be sure that the UPS is in idle mode Then turn on the UPS according to the start up procedure After the UPS is turned on then the loads can be connected to the UPS one by one The power capacity of the AC generator should be at least twice of the UPS capacity 2 Battery mode The display panel in battery mode is shown in the following diagram Fig 3 2 The battery LED and the INV LED are turned on The displayed number of the battery level LEDs will be turned on in accordance with the battery capacity Note that the load level LEDs in utility power mode will indicate the level of the battery capacity in battery mode instead 1 When the UPS is running in battery mode the buzzer beeps once every 4 again The buzzer will stop beeping in silence mode Press the ON button once again for more than 1 second to resume the alarm function A oB L Fig 3 2 Battery mode diagram 15 3 Operation and Operating mode 2 When the battery capacity decrea
22. of discharging the standard charging time for the standard UPS should be at least 12 hours 18 5 Notes for battery disposal and battery replacement 1 Before disposing of batteries remove conductive jewelry such as necklace wrist watches and rings 2 If it is necessary to replace any connection cables please purchase the original materials from the authorized distributors or service centers so as to avoid overheat or spark resulting in fire due to insufficient capacity 3 Do not dispose of batteries or battery packs in a fire they may explode 4 Do not open or mutilate batteries released electrolyte is highly poisonous and harmful to the skin and eyes 5 Do not short the positive and negative of the battery electrode otherwise it may result in electric shock or fire 6 Make sure that there is no voltage before touching the batteries The battery circuit is not isolated from the input potential circuit There may be hazardous voltage between the battery terminals and ground 7 Even though the input breaker is disconnected the components inside the UPS are still connected with the batteries and there are potential hazardous voltages Therefore before any maintenance and repairs work is carried out switch off the breaker of the battery pack or disconnect the jumper wire of connecting between the batteries 8 Batteries contain hazardous voltage and current Battery maintenance such as the battery replacement must
23. p 27 Communication abnormal o Sustained beep O0 Solid ON 1 Flash ft LED display and alarm warning are dependent on other conditions 24
24. ses the number of the battery capacity LEDs turned on will be reduced If the battery voltage descends to the alarm level the buzzer will beep once every second to remind the users of in sufficient battery capacity and the UPS is soon going to shut down automatically Then the load operations should be carried out promptly and the loads should be eliminated one by one 3 Bypass mode The display panel in bypass mode is shown in the following diagram Fig 3 3 The utility power LED and the bypass LED are lit The displayed number of the load LEDs will be turned on in accordance with the load capacity connected The UPS will beep once every 2 minutes in bypass mode The utility power LED flashes it shows that the voltage or frequency of the utility power has exceeded the normal range of the UPS Fig 3 3 UPS bypass mode diagram Other indications on the display panel are the same in utility mode The UPS does not have the backup function when it is in bypass mode The power used by the load is supplied from the utility power via internal filter 4 Abnormality mode In case the fault LED is turned on when the UPS is in use it shows that the UPS is operating in abnormal mode Please refer to the troubleshooting in section 6 for derail 5 Backup time for the standard model The backup time of the long backup time model is dependent on the external battery pack c
25. sly as they start up sequentially in utility power mode Shutdown the units shut down sequentially Input switchboard in INV mode When the last one completes the shutdown action each unit will shut down x UPS1 UPS2 UPS3 the inverter simultaneously and transfer to bypass mode y y G y p y Output switchboard OH H HA HAH Load Load Load Load Load Parallel Installation diagram It is easy to operate the equipment with no previous training You just need to read through this manual and operate according to the instructions in it The meaning of the LED indicators Please refer to the appendix 1 Display panel 13 3 Operation and Operating mode 3 1 Operation 1 Turn on the UPS with utility power supplied in Line mode AC mode X Your first use of Internal Battery models 1 When you operate first time Please open the battery breaker cover plate and turn on the Battery Breaker Then close the battery breaker cover plate 2 After you make sure that the power supply connection is correct set the input breaker in the ON position first At this time the fan rotates and the UPS supplies power to the load via the bypass The UPS operates in Bypass mode 3 To power on the UPS by simply pressing the ON button continuously for more than 1 second 4 When being powered on the UPS will perform self diag
26. umption is too big when it is started amp amp elelel GNL X LNG INPUT OUTPUT JP1 JP2 Input and output Terminal Block wiring diagram of 6K S 7 5K S 10K S Important notes If the UPS is used in single mode JP1 and JP2 must be connected by 10AWG 6mm If the UPS is used in parallel mode the Jumper between JP1 and JP2 must be removed 10 2 Installation Output ground Output neutral Output line JP2 JP1 Input ground Input neutral Input line wire A Input line wire B Input line wire C Input and output Terminal Block wiring diagram of three phase 7 5KS 10KS Important notes If the UPS is used in single mode JP1 and JP2 must be connected by 10AWG 6mm If the UPS is used in parallel mode the Jumper between JP1 and JP2 must be removed JP2 JP1 Output ground Output neutral Input ground Input neutral Input line wire A Output line Input line wire B Battery Battery Input line wire C Input and output Terminal Block wiring diagram of three phase 15KS 20KS Important notes If the UPS is used in single mode JP1 and JP2 must be connected by 6AWG 25mm If the UPS is used in parallel mode the Jumper between JP1 and JP2 must be removed 11 2 Installation 2 3 Operating procedure
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