IST3 1-3KVA USER MANUAL
Contents
1. IST3 1 3KVA USER MANUAL IST3 TRUE ON LINE 1 3 KVA Important Safety Instructions Save these instructions This manual contains important safety instructions Read all safety and operating instructions before operating the uninterruptible power systems UPS Adhere to all warnings on the unit and in this manual Follow all operating and user instructions This equipment can be operated by individuals without previous training Maximum load must not exceed that shown on the UPS rating label The UPS is designed for data processing equipment If uncertain consult your dealer or local representative The 1 3kVA 200 208 220 230 240VAC is designed for use with a three wire input L N G ANA wo The battery can present a risk of electrical shock and high short circuit current Following precautions should be observed before replacing the battery e Wear rubber gloves and boots e Remove rings watches and other metal objects e Use tools with insulated handles e Do not lay tools or other metal objects on the batteries e If the battery is damaged in any way or shows signs of leakage contact your local representative immediately e Do not dispose of batteries in a fire The batteries may explode e Handle transport and recycle batteries in accordance with local representative 2 IST3 TRUE ON LINE 1 3 KVA AN AN ens Although the UPS has been designed and manufactured to ensure personal safety improper use ca2. IST3 TRUE ON LINE 1 3 KVA 2 Electrical Performance Mode Volege Frequency 1 3KVA Single phase 40 70Hz gt 0 98 Full load Voltage Power Frequency Distortion Overload capacity Crest ratio Regulation Factor tolerance 1 0 9 lag 0 5 of THD lt 1 Fu 130 load transfers to 3 1 normal ll Linear Load Bypass mode after 1 maximum THD lt 6 Fu minutes I nonlinear 150 load transfers to load Bypass mode after 0 5 minute 3 Operating Environment Humidity Altitude _ Storage temperature 04C 40 C 1000m 20 C 70 C NOTICE f 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 IST3 TRUE ON LINE 1 3 KVA 11 5 Installation NOTICE UPS operation in sustained temperature outside the range of 15 25 C 59 77_F reduces battery life 5 1 Unpacking and Inspection 1 Unpack the packaging and check the package contents The shipping package contains e 1 UPS e 1 user manual Bo 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 5 2 Connect Input Output Power 5 2 1 Notes for installation 1 The UPS must be installed in a location with good
3. The nominal DC voltage of external battery pack is 36VDC 1kVA 72VDC 2kVA 96VDC 3kVA Connect in series the batteries of the pack to ensure proper battery voltage 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 IST3 TRUE ON LINE 1 3 KVA 13 14 Fig 4 Battery terminal connection 2 Take out battery cable delivered with the UPS One end of battery cable is a plug and the other end has 2 open wires 3 Connect the RED wire to the terminal of the battery Connect the BLACK wire to the terminal of the battery Notice DO NOT connect the battery plug to the battery socket of UPS first otherwise it may cause electric shock 4 Connect the external battery plug to the battery socket on the rear panel IST3 TRUE ON LINE 1 3 KVA 6 Controls and Indicators o o m REC INV ON OFF FUNC Description of Panel 1 Press ON OFF to start UPS when utility is normal ON OFF NOTE Fig 5 Display Panel It only bases on default setting manual start 2 Press ON OFF to start from battery directly when there is no main input press again to start UPS upon buzzer alarms 3 Press ON OFF to shutdown inverter when UPS is in normal mode 4 Press ON OFF to shutdown UPS completely when UPS is in battery mode 5 Press ON OFF to ensure the rated parameter setting Q 1 Press FUNC button to transfer i
4. in normal mode 1 Press ON OFF button in condition of normal mode 2 Turn off utility power 3 If it s a long backup model open the battery breaker to turn off UPS completely If it s an internal battery model press ON OFF button for about 2 5 seconds and then UPS will shutdown completely after several seconds IST3 TRUE ON LINE 1 3 KVA 19 4 Turn off the UPS in battery mode 1 To power off the UPS by pressing the ON OFF button continuously for more than 2 5 second 2 When being powered off the UPS will turn into No Output mode Finally not any display is shown on the display panel and no voltage is available from the UPS output NOTICE 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 20 IST3 TRUE ON LINE 1 3 KVA 8 Battery maintenance 1 3KVA UPS only requires minimal maintenance The batteries used for standard models are value regulated sealed lead acid maintenance free 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 e The UPS should be charged once every 4 to 6 months if it has not been used for a long time e In the regions of hot climates the battery should be charged and discharged every 2 months The standard char
5. internal power supply EPO NO EPO is activated when shorting with 24V 28 IST3 TRUE ON LINE 1 3 KVA Annex C Rated Parameters Setting Rated parameters of HT11 1 3K UPS can be set from panel Please set rated parameters in according to the following procedures 1 2 3 4 5 Start UPS power supply and ensure that rectifier inverter bypass and discharge are not working Press ON OFF and FUNC together for 2 5 seconds to enter in setting mode all LEDs flicker Voltage setting press FUNC to change rated voltage Shown as following Current Rated Voltage CE Frequency setting Press ON OFF to choose voltage and enter in frequency setting Press FUNC to change rated frequency Shown as following Current Rated Frequency BYPASS Mode setting press ON OFF to choose frequency and enter in mode setting press FUNC to change mode First code n normal mode E ECO mode Second code indicated current voltage frequency are listed in description of main menu in section 6 IST3 TRUE ON LINE 1 3 KVA 29 7 10 30 Current Current mode votlage frequency Protocol setting press ON OFF to choose mode and enter in protocol setting Codes are shown in LOAD press FUNC to change protocol First code 0 Modbus 1 SNT CC current protocol CONVERTER ES m m Current Protocol setting Press ON OFF to choose protocol and display current setting Current voltage Current
6. frequency ec BYPASS nV MODE J Current mode Current protocol Press ON OFF to save current setting and exit If want to change press FUNC and repeat the procedures above If you want to exit from setting mode and give up saving press ON OFF and FUNC together for 2 5 seconds when in setting mode Restart and check if the setting is right IST3 TRUE ON LINE 1 3 KVA
7. ging time should be at least 12 hours e Under normal conditions the battery life lasts 3 to 5 years In case if the battery is found in bad 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 the instructions of the battery supplier IST3 TRUE ON LINE 1 3 KVA 21 9 Notes for battery disposal and replacement procedures 9 1 Battery Disposal Before disposing of batteries remove jewelry watches and other metal objects Use rubber gloves and boots use tools with insulated handles 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 Do not dispose of batteries or battery packs in a fire The batteries may explode Do not open or mutilate batteries released electrolyte is highly poisonous and harmful to the skin and eyes Do not short the positive and negative of the battery electrode otherwise it may result in electric shock or fire 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 the
8. ground 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 Batteries contain hazardous voltage and current Battery maintenance such as the battery replacement must be carried out by qualified personnel who are knowledgeable about batteries No other persons should handle the batteries 9 2 Battery Replacement Procedures 22 1 2 3 4 5 7 o Turn off UPS completely Remove covers from the UPS Disconnect the battery wires one by one Remove metal bars which are used to fasten batteries Replace batteries one by one Screw metal bars back to UPS Connect the battery wires one by one Take care of electrical shock while connecting the last wire IST3 TRUE ON LINE 1 3 KVA 10 Trouble shooting This section describes checking the UPS status This section also indicates various UPS symptoms a user may encounter and provides a troubleshooting guide in the event the UPS develops a problem Use the following information to determine whether external factors caused the problem and how to remedy the situation 10 1 Checking UPS status It recommended that checking the UPS operation status every six months e Check whether the UPS
9. is faulty Is the Fault Indicator on Is the UPS sounding an alarm e Check whether the UPS is operating in Bypass mode Normally the UPS operates in Normal Mode If it is operating in Bypass Mode stop and contact your local representative or Channel Support e Check whether the battery is discharging When the utility input is normal the battery should not discharge If the UPS is operating in Battery Mode stop and contact your local representative or Channel Support 10 2 Adjust the factors caused the problem When the fault indicator is on press FUNC button to see the fault code and warn code And fault and warn codes are listed as Tolowing Wam Input a voltage abnormal Input surge protector opens working reset input surge protector Warn Line neutral Input Line and Check the polarity of line wire and neutral wires reversed PE neutral is reversed wire not grounded PE wire is not Check if PE on input plug is shorted with connected UPS rear panel If not contact with correctly in UPS distributer or service center If yes please check PE wire in input power socket IST3 TRUE ON LINE 1 3 KVA 23 20 Warn voltage abnormal Bypass over load Bypass overload timeout Warn Transfer times over limit in output End discharge Warn Battery test failure Bypass voltage is out of bypass range or is off Bypass Load is on bypass and is overload Load is on bypass and o
10. low warn LOW Load information Load percent Active load kW Apparent load kVA Protocol code in setting mode Output information Output voltage VAC Output frequency Hz Output current A Note Press FUNC button to see different information 18 IST3 TRUE ON LINE 1 3 KVA 7 Operation 7 1 Operation Mode 1 Turn on the UPS in normal mode 1 After you make sure that the power supply connection is correct and then close the battery breaker this step only for long backup time model after that turn on the utility power At this time the fans rotate and LCD is on 2 Press ON OFF for about 2 5 seconds REC led will green flicker and BYP led goes steady yellow Inverter will start and the INV green led flickers when REC led is green NOTE In some application UPS is set to start automatically there will be something different About several seconds the UPS turn into normal Line 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 from battery without utility power 1 After you make sure that the breaker of the battery pack is in the ON position this step only for long backup time model press the ON OFF button once to power on the LCD then press ON OFF button again for 2 5 seconds when the buzzer alarms 2 A few seconds later the UPS turns into Battery mode and inverter feed the load 3 Turn off the UPS
11. ltage for the inverter The converter includes boost circuit which is also used as PFC 3 6 Battery The standard model include value regulated non spillable lead acid batteries inside To maintain battery design life operate the UPS in an ambient temperature of 15 25 C 3 7 Dynamic Bypass The UPS provides an alternate path for utility power to the connected load in the unlikely event of a UPS malfunction Should the UPS have an overload over temperature or any other failure condition the UPS automatically transfers the connected load to bypass Bypass operation is indicated by an audible alarm and illuminated amber Bypass LED NOTICE The bypass power path does NOT protect the connected equipment from disturbances in the utility supply IST3 TRUE ON LINE 1 3 KVA 9 4 Product Specification and performance 4 1 Model Description This manual is applicable to the following models Model No Type IST3 Standard model IST3L Long backup model L Model Long backup time 4 2 Product Specification and Performance 1 General Specification Model Long Standard Long Standard Long standard Power Rating 1KVA 0 9KW 2KVA 1 8KW 3KVA 2 7KW Frequency Hz 50 60 50 60 50 60 Voltage 110Vac 288Vac Battery pem 36VDC 72VDC 96VDC Output ca 200V 208V 220V 230V 240V 5 4 8 4 5 4 3 4 2A 10 9 6 9 8 6 8 4A 15 14 4 13 5 12 9 12 6 Eg 144 353 222 190 374 336 190 426 336 Boos mm weiss s v o 2 5 5 10
12. n different menus FUNC IST3 TRUE ON LINE 1 3 KVA 15 2 Press FUNC button for 3 seconds to mute off 3 Press FUNC and ON OFF together for 2 5 seconds to set rated parameters when only power supply is on Indicators Description O Rectifier indicator green rectifier is normal green flicker rectifier is starting dark rectifier is not working Inv indicator green inverter is normal green flicker inverter is starting or tracking with bypass ECO dark inverter is not working Bypass indicator yellow bypass is normal dark bypass is not working Battery indicator yellow battery discharge or charged yellow flicker battery is not connected battery is low or charger is failure dark battery is connected 16 IST3 TRUE ON LINE 1 3 KVA CCHCEFAUUT CL warn d K MODE Fig 6 LCD Main Menu Description of Main Menu Display Function Submenu Input information Input voltage VAC Input frequency Hz Input current A Fault code FAULT Warn code WARN Warn information working mode First number n normal mode E ECO mode Second number rated voltage and frequency 0 200V 50Hz 200V 60Hz 2 208V 50Hz 208V 60Hz 4 220V 50Hz 220V 60Hz 6 230V 50Hz 230V 60Hz 8 240V 50Hz 240V 60Hz mute oio mute IST3 TRUE ON LINE 1 3 KVA 17 Battery information Battery voltage VDC Capacity if needed Firmware version Battery
13. n result in electrical shock or fire To ensure safety observe the following precautions e Turn off and unplug the UPS before cleaning it e Clean the UPS with a dry cloth Do not use liquid or aerosol cleaners e Never block or insert any objects into the ventilation holes or other openings of the UPS e Do not place the UPS power cord where it might be damaged IST3 TRUE ON LINE 1 3 KVA 1 Electromagnetic Compatibility Safety IEC EN 62040 1 1 Conducted Emission Warning This is a product for commercial and industrial application in the second environment installation restrictions or additional measures may be needed to prevent disturbances NOTICE This is a product for restricted sales distribution to informed partners Installation restrictions or additional measures may be needed to prevent radio interference Operated the UPS in an indoor enviroment only in an ambient temperature range of 0 404C 32 104 F Install it in a clean environment free from moisture flammable liquids gases and corrosive substance This UPS contains no user serviceable parts except the internal battery pack The UPS on off push buttons do not electrically isolate internal parts Under no circumstance attempt to gain access internally due to the risk of electric shock or burn Do not continue to use the UPS if the panel indications are not in accordance with these 4 IST3 TRUE ON LINE 1 3 KVA operating instructions or the UPS pe
14. r is present or not It supplies connected equipment with clean sinewave power Sensitive electronic equipment operates best from sinewave power For ease of use the UPS features a LCD display to indicate all information for UPS and provide kinds of function buttons ELEM i Jj See 1KVA 2KVA 3KVA Fig 1 Front View 6 IST3 TRUE ON LINE 1 3 KVA t 9 9 BSAS e t 2 to lotes ors aso it 3KVA Fig 2 Rear View RS 232 communication port DB9 type Intelligent slot port SNMP card for network monitoring Intelligent card or non luggable dry contact card for user extending Output socket 10A max for each one Input surge protection slot External battery connector Network surge protection Only for network connection 3kVA output terminal for big current load IST3 TRUE ON LINE 1 3 KVA 3 System Description d iiti WwW Ww Input Output Bypass ui TVSS amp EMI RFI 3 Rectifier PFC Inverter Filters op DC DC Converter Battery Charger 4 gt Battery 3 1 Transient Voltage Surge Suppression TVSS and EMI FRI Filters These UPS components provide surge protection and filter both electromagnetic interference EMI and radio frequency interference RFI They minimize any surge or interference present in the
15. replacement components for batteries NOTICE Please provide the following information when reporting fault UPS 7 QThe UPS model and serial NO amp Q The warn and fault code happened EQ Detail of fault include LED indicates buzzer beeps power condition load capacity and configuration of battery long backup time model 26 IST3 TRUE ON LINE 1 3 KVA Annex A Intelligent Slot There are two types of intelligent slot for option DB9 phoenix terminator Max output current for intelligent slot is 1A The functions of intelligent slot are listed as fig 7 UPS fail r AS O Bypass mode General alarm 2 m GND Battery low 12 24VDC 1 8 UPS is on Remote 4 7 shutdown 9 Utility fail vcc Oe Fig 7 User wiring diagram of intelligent slot Description of intelligent slot Function Description o O Remote shutdown UPS shutdowns rectifier and inverter if utility is normal UPS shutdowns completely if in battery mode Close switch to activate Power supply IST3 TRUE ON LINE 1 3 KVA 27 Annex B EPO EPO emergency power off is optional function to shutdown UPS completely at emergency condition This function can be activated through a remote contact provided by the user It requires opening NO and 24V at normal operation EPO is activated when shorting NO and 24V Description of Input Port for Remote EPO Position Name Purpose 24V
16. rformance alters in use Refer all fault to your dealer Servicing of batteries should be performed or supervised by personnel knowledgeable of batteries and the precautions Keep unauthorized personnel away from the batteries Proper disposal of batteries is required Refer to your local laws and regulations for disposal requirement DO NOT CONNECT equipment that could overload the UPS or demand DC current from the UPS for example electric drills vacuum cleaners laser printers hair dryer or any appliance using half wave rectification Storing magnetic media on top of the UPS may result in data loss or corruption Turn off and isolate the UPS before cleaning it Use only a soft cloth never liquid or aerosol cleaners IST3 TRUE ON LINE 1 3 KVA 5 2 Introduction Congratulations on your choice of the uninterruptible power system UPS the UPS comes in nominal power ratings of 1000VA 2000VA and 3000VA It is designed to provide conditioned power to microcomputers and other sensitive electronic equipment When it is generated alternating current is clean and stable However during transmission and distribution it may be subject to voltage sags spikes and complete power failure that may interrupt computer operations cause data loss and even damage equipment The UPS protects equipment from these disturbances The UPS is a compact on line UPS An on line UPS continuously conditions and regulates its output voltage whether utility powe
17. ting failure bus under voltage input fuse is off Inverter over voltage inverter under voltage Environment temperature is higher than permitted point ventilation is blocked One or more fans are failure fan wires are loosen Loads are on inverter and over the capacity of the UPS Load is over the capacity of the UPS and timeout UPS will transfer to bypass mode if bypass is available UPS battery and battery works in voltage is low There is center Please contact with distributer or service center Please ensure that nothing blocks ventilation and environmental temp must be 0 40 C Please contact with distributer or service center Remove some loads to ensure that total loads is under the capacity of the UPS Remove some loads to under 9596 UPS will transfer to inverter automatically Recover input power or save data upon battery low no Please contact with distributer or service charger output center Abnormal large current enter in Please contact with distributer or service center IST3 TRUE ON LINE 1 3 KVA 25 rectifier Warn Manual UPS will shutdown shutdown output or transfer to bypass mode Battery discharge The battery has Charge the battery for more than 10 time diminishes not been fully hours charged Check the loads and remove some devices Battery aged Replace the batteries Please contact with distributer or service center to obtain
18. utility line and keep the sensitive equipment protected 3 2 Rectifier Power Factor Correction PFC Circuit In normal operation the rectifier power factor correction PFC circuit converts utility AC power to regulated DC power for use by the inverter while ensuring that the waveform of the input current used by the UPS is near ideal Extracting this sinewave input current achieves two objects e The utility power is used as efficiency as possible by the UPS e The amount of distortion reflected on the utility is reduced This results in cleaner power being available to other devices in the building not being protected by the UPS 8 IST3 TRUE ON LINE 1 3 KVA 3 3 Inverter In normal operation the inverter utilize the DC output of the power factor correction circuit and inverters it into precise regulated sinewave AC power Upon a utility power failure the inverter receives its required energy from the battery through the DC to DC converter In both modes of operation the UPS inverter is on line and continuously generating clean precise regulated AC output power 3 4 Battery Charger The battery charger utilizes energy from the utility power and precisely regulates it to continuously float charge the batteries The batteries are being charged whenever the UPS is connected to utility power 3 5 DC to DC Converter The DC to DC converter utilizes energy from the battery system and raises the DC voltage to the optimum operating vo
19. 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 so as to ensure good ventilation 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 5 2 2 Installation 5 2 2 1 Connecting Input and Output Cables 1 Input cable connection The UPS is connected via the power plug please use a proper socket with protection against electric current and pay attention to the capacity of the socket over 10A for 1KVA over 16A for 2KVA and 3KVA 2 Output cable connection The total output power shall not exceed 1kVA 0 9kW 2kVA 1 8kW 3kVA 2 7kW Simply plug the load power cable to the output socket of UPS to complete connection 12 IST3 TRUE ON LINE 1 3 KVA Except from using socket as output 3KVA has output terminal as well for load which current is over 10A Fig 3 Output terminal of 3KVA 1 Remove the cover of output terminal 2 Use AWG14 wires for terminal wiring configuration as fig 3 a 3 Please check if the wires are securely affixed 4 Put back the cover to the rear panel as fig 3 b 5 3 Operating procedure for connecting the long backup time model UPS with the external battery 1
20. verload Overload time is longer than the overload capacity UPS will shutdown of bypass output and loads will loss power Transfer times between inverter and bypass is over 5 in recent 1 hour UPS bypass mode works in Something shorted UPS battery mode for works in long time after utility failure UPS output will be off until utility power is on Battery capacity is low or load is low 24 IST3 TRUE ON LINE 1 3 KVA Check if utility power is indeed out of range Remove some loads to ensure that total loads is less than 95 of rated capacity Remove some loads and restart UPS again When UPS is working normally turn on loads one by one Check if output is overload or some loads are shorted Remove the failure loads and restart the UPS or wait for starting inverter automatically Please remove all loads from UPS output Check if UPS output is shorted If not please check all loads Please save your data when UPS alarm utility fail Please ensure that battery voltage is higher than 36VDC and the load is more than 30 Fault Rectifier Bus over voltage Please contact with distributer or service Fault Inverter fault Fault UPS over temperature Fault Fan failure Fault Inverter overload Fault Inverter overload timeout Fault Battery low Fault fault Warn current Charger input over bus unbalance rectifier star
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