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5 Maintenance and Troubleshooting 

UPS IST3-J (1-3kVA)

 

User Manual 

48

 

----End 

5.4 Troubleshooting 

After starting UPS, if UPS works abnormally, please refer to Table5-1  to find possible reason. 
Meanwhile, check whether the fault is caused by external environment, such as temperature, 
humidity are not accordance with requirements or UPS is overload. 

Table5-1 only includes some simple diagnosis. If the diagnosis is not clear, or not sufficient to solve 
problem, please contact with local agency or dealer to deal with. 

Table5-1

 

Troubleshooting 

No. 

Phenomenon 

Possible reasons 

1 

The mains is normal. When starting 
UPS, it can output 220V AC. But 

Make poor connection in the contacts of grid feeding 
circuit or outlets, which will lead to power input is 

Содержание IST3-J 1 kVA

Страница 1: ...UPS IST3 J 1 3kVA Series User Manual ...

Страница 2: ......

Страница 3: ...roduct Suitable Model IST3 J 1 kVA IST3 J 2 kVA IST3 J 3 kVA Symbol Conventions The manual quotes the safety symbols these symbols used to prompt users to comply with safety matters during installation operation and maintenance Safety symbol meaning as follows The manual quotes the safety symbols these symbols used to prompt users to comply with safety matters during installation operation and mai...

Страница 4: ...zard that could if not avoided result in minor injury Anti static prompting Be care electric shock prompting Provides a tip that may help you solve a problem or save time Provides additional information to emphasize or supplement important points in the main text Product standard IEC 62040 ...

Страница 5: ...r On 5 1 2 Operation Announcements 5 1 3 Operation Environment Requirements 7 2 Overview 8 2 1 Product Intro 8 2 1 1 Model Meaning 8 2 1 2 Features 8 2 2 Appearance 9 2 2 1 Operation Panel 10 2 2 2 Rear Panel View 12 2 2 3 Intelligent Slot 15 2 2 4 EPO Connector 18 2 2 5 RS232 Communication 18 2 3 Working Principles 18 2 3 1 Fault Status 19 2 3 2 UPS Parameters Setting LCD 20 2 3 3 UPS Parameters ...

Страница 6: ...ng and Checking 28 3 3 1 Transporting 28 3 3 2 Unpacking and Checking 28 3 4 Installation Procedures 29 3 4 1 Rack mounting 29 3 4 2 Tower mounting 32 3 4 3 Intelligent Slot Replacement 34 3 5 Electrical Connection 36 3 6 Check the Installation 36 4 Operation Guide 38 4 1 Checking Before Startup 38 4 2 Startup Operation 38 4 3 Shutdown Operation 39 5 Maintenance and Troubleshooting 40 5 1 Maintena...

Страница 7: ...ery Pack of UPS Replacement 42 5 3 3 Battery Pack of Battery Box Replacement 44 5 4 Troubleshooting 48 6 Package Transportation Storage 52 6 1 Package 52 6 2 Transportation 52 6 3 Storage 52 A Technical Specifications 53 B Acronyms and Abbreviations 56 ...

Страница 8: ...escribes safety announcements during operation and maintenance For details please refer to safety instructions in the relevant chapters Before attempting to operate device please read safety announcements and operation instructions in this section carefully to avoid accident The promptings in the user manual such as Danger Warning Caution etc don t include all safety announcements They are just on...

Страница 9: ...ttempting to operate device check that there is no damage or other potential danger in the device visually Check that other external devices or circuit connection is safe During a thunderstorm don t perform high voltage operation AC power operation or operations in the tower or mast Besides in order to avoid device struck by lightning for the atmosphere will generate a strong electromagnetic field...

Страница 10: ... into rotating fans to avoid human injury or device damage In case of fire please use dry power fire extinguisher If using liquid fire extinguisher it may cause electric shock Make sure that there is no object in the air inlet air outlet as well as in the front of fans to keep device with good ventilation No liquid or other objects are allowed to enter device The device is level A UPS When it appl...

Страница 11: ...ttery with battery The wiring for battery must be tightened It is prohibited to touch any two wiring terminals of battery or the bare terminals for wiring simultaneously or it may cause battery damage or human injury Prevent electrolyte leaking from battery or the metal objects and circuit board will be corroded by overflowing electrolyte which will cause device damage and circuit board short circ...

Страница 12: ...e has dangerous high voltage in the device If touching device accidently it may cause electric shock So when performing measurement when power on it must take protection measures such as wear insulated gloves etc The measuring device must meet following requirements The range and operation requirements of measuring device meets site requirements The connections for measuring device should be corre...

Страница 13: ...tage will lead to lethal risk Before maintenance please disconnect AC power and battery to isolate power input and measure the output terminal bars by a voltmeter to ensure that the input power is disconnected and in a safe condition Even if all external power are disconnected there still exists residual charge inside UPS and the output terminal bars may exist high voltage which may endanger human...

Страница 14: ...ser wants to make any change please consult manufacturer in advance 1 3 Operation Environment Requirements Operation environment makes a certain difference in the life span and reliability of device So please avoid using device in following environment The place where the operating temperature and relative humidity are beyond technical specifications Generally the operating temperature is 5 50 and...

Страница 15: ...idely applied to the many key business areas such as post finance network stock railway etc The AEC IST3 J series 1K 3K UPS are with the single phaseAC input and single phase AC output 2 1 1 Model Meaning Output power Figure2 1 Model meaning The model meaning of AEC IST3 J series 1K 3K UPS is as shown in Figure2 1 means the output power When is 1000 it means the output power is 1kVA When is 3000 i...

Страница 16: ...es cost Perfect protection Equipped with the functions such as output over voltage protection battery under voltage protection input over voltage protection triple over current protection etc and solve the problems of the high frequency UPS such as poor adaptability in the power grid and weak anti impact ability Low mains input voltage Adopt the independent rapid detection technology When the main...

Страница 17: ... turn on UPS When UPS is on and works in the mains mode press and hold button for 3s to do the battery test When UPS is on and works in the battery mode press and hold button for 3s to silence the buzzer cancel the mains abnormal alarm Then press and hold button for 3s again to cancel silence When UPS is on and works in the battery mode and with battery low voltage alarm press and hold button for ...

Страница 18: ...etc Press and hold button for 5s to enter the set page Then press button to transfer the setting information such as ECO INV mode TWR RCK TWR tower mounting RCK rack mounting mode the default setting is RCK mode the charging current that is 1A 2A 3A 4A 5A 6A 7A 8A the default setting is 1A or the inverting output voltage that is 208V 220V 230V 240V the default setting is 220V and press button to c...

Страница 19: ...ency load percent temperature fault code parameters or working mode etc 2 UPS works in the mains mode 3 UPS works in the bypass mode 4 UPS works in the battery mode 5 UPS works in the ECO mode 6 Buzzer is in the silence status 7 UPS failure 2 2 2 Rear Panel View IEC type eight IEC outlets Figure2 6 Rear panel of IST3 J 1kVA Figure2 7 Rear panel of IST3 J 2kVA IST3 J 3kVA ...

Страница 20: ... type six IEC outlets Figure2 8 Rear panel of IST3 J 1kVA Figure2 9 Rear panel of IST3 J 2kVA IST3 J 3kVA Schuko type Figure2 10 Rear panel of IST3 J 1kVA Figure2 11 Rear panel of IST3 J 2kVA IST3 J 3kVA UK type Figure2 12 Rear panel of IST3 J 1kVA ...

Страница 21: ...of IST3 J 1kVA Figure2 15 Rear panel of IST3 J 2kVA IST3 J 3kVA Table2 3 The illustration of real panel No Illustration 1 Output outlet General outlets connect to critical loads Programmable outlets optional connect to non critical loads 2 Input outlet 3 Over current protector 4 External battery port 5 Cooling fan 6 EPO connector ...

Страница 22: ...t protocol transfer card SNMP card and cover 9 Battery grounding port 10 Battery input 11 Battery breaker 2 2 3 Intelligent Slot RS485 and dry contact optional The pin sequence and pin definition of RS485 and dry contact is as shown in Figure2 16 and Figure2 17 Figure2 16 RS485 and dry contact Figure2 17 Pin definition of RS485 and dry contact ...

Страница 23: ...than 1 25A Protocol transfer card optional The pin definition of protocol transfer card is as shown in Figure2 18 and Table2 4 Figure2 18 Protocol transfer card Table2 4 The pin definition of protocol transfer card Pin Definition Pin Definition 9 RS232_RX 3 RS232_TX 8 2 RS232_RX 7 GND 1 RS485A1 6 RS232_TX A RS485_A2 5 GND B RS485_B2 4 RS485B1 1 The user can choose the RS232 and RS485 of DB9 port a...

Страница 24: ...Show working status 1 8 RJ45 plug RJ45 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Pin definition Pin 1 White orange TX Pin 2 Orange TX Pin 3 White green RX Pin 4 Blue TERM Pin 5 White blue TERM Pin 6 Green RX Pin 7 White brown TERM Pin 8 Brown TERM Figure2 20 The pin definition of the NETWORK port Table2 6 The illustration of indicator of SNMP card Green indicator R Red indicator E Status description ON ON S...

Страница 25: ...rt of PC RS232 port of UPS RS232 port of PC 9 3 2 receiving end 6 2 3 transmitting end 7 5 5 grounding end 2 3 Working Principles When the mains is normal the input of AEC IST3 J series 1K 3K UPS converts into the 360V steady DC voltage through PFC which supplies power for DC AC inverter to output steady 220V AC and charges battery at the same time When the mains is abnormal the battery will boost...

Страница 26: ...GBT over temperature fault fan fault including fan blocked fan damage etc output fault including output overload protection output short circuit etc battery fault including battery over voltage protection battery under voltage protection etc etc The corresponding fault status displayed in the LCD rack mounting display way is as shown in Figure2 22 to Figure2 27 Figure2 22 EPO protection Figure2 23...

Страница 27: ...fault Figure2 25 Fan fault Figure2 26 Output fault Figure2 27 Battery fault 2 3 2 UPS Parameters Setting LCD Press and hold button for 5s to enter the set page Then press button to transfer the setting information such as ECO INV mode TWR RCK TWR tower mounting RCK rack mounting ...

Страница 28: ...en t sure the selection it will quit the set page 20s later automatically In the ECO mode the LCD display is as shown Figure2 28 Figure2 28 ECO mode INV mode INV set page In the set page three charters INV flicker If you confirm the selection press and hold button more than 1s to quit the set page the setting is successful If you aren t sure the selection it will quit the set page 20s later automa...

Страница 29: ...ge the setting is successful In the TWR mode the LCD display is as shown Figure2 31 Figure2 31 TWR mode Charging current optional If the UPS is equipped with a charging module the charging current can be set that is 1A 2A 3A 4A 5A 6A 7A 8A the default setting is 1A If you want to modify the charging current select the charging current the recommended current is 0 1C 0 2C based on the UPS battery a...

Страница 30: ...y is as shown Figure2 33 Figure2 33 Inverting output voltage 2 3 3 UPS Parameters Setting PC Programmable outlets backup time limits setting Set the backup time limits through PC in minutes from 0 999 default 999 for programmable outlets which connect to non critical devices on battery mode and overload condition Converter mode setting Set the converter mode to enable or disable default If the con...

Страница 31: ...tlets and general outlets Please connect non critical devices to the programmable outlets and critical devices to the general outlets During power failure you may extend the backup time to critical devices by setting shorter backup time for non critical devices 2 4 3 Charging Module 7A AEC IST3 J series 1K 3K UPS can be equipped with a charging module with 7A to enhance the charging capacity of UP...

Страница 32: ...ich is good for operation or maintenance or heat dissipation Keep UPS with good ventilation In the room temperature 20 the working life of battery is the longest Therefore if conditions allow it is recommended to install air condition The installation announcements for UPS is as shown in Figure3 1 Put UPS on the flat floor do not put it on the tilted or uneven floor Don t put objects on the top of...

Страница 33: ...all UPS Installation place requirements The installation place must be equipped with fire fighting equipments The mains supplying power for UPS should be equipped with specified breaker or multi functional outlets It is prohibited to put flammable and explosive objects in the installation place Before attempting to install UPS it should do the grounding preparation The Neutral to Ground voltage in...

Страница 34: ...n the non tropical climate conditions 3 2 2 Input Breaker Selection Add a breaker or a power distribution box in the input wire of UPS which matches with the power of UPS to isolate the mains Consider the charging power of UPS and the transient current impact when power on the current of the selected breaker should be 1 5 2 times of the max input current of UPS Besides the selected breaker should ...

Страница 35: ...mm2 0 75 1 5 2 5 DC input Rated current A 29 1 42 6 42 6 Cross sectional area of wire mm2 6 6 6 Ground Cross sectional area of wire mm2 0 75 1 5 2 5 The equipped wires are with good quality and meet safety requirements which pass international authentication and UL authentication If user prepares wires by themselves please refers to the recommended cross sectional area of wire that is about 5m len...

Страница 36: ...s are complete and correct If there is any discrepancy contact the distributor immediately 3 4 Installation Procedures The UPS installation and battery box optional installation for IST3 J 1kVA IST3 J 2kVA IST3 J 3kVA UPS are similar the following take IST3 J 1kVA for an example 3 4 1 Rack mounting UPS Installation Step 1 Install the right plastic panel Step 2 Install two angle irons on UPS Step 3...

Страница 37: ...30 Step 4 Fix UPS on the rack End Battery box optional installation When the battery box is selected the installation procedures are the same In this section we take the one battery box as an example Step 1 Install the left and right plastic panel ...

Страница 38: ...UPS IST3 J 1 3kVA User Manual 3 Installation 31 Step 2 Install two angle irons on battery box Step 3 Fix battery box optional on the rack ...

Страница 39: ...lation UPS IST3 J 1 3kVA User Manual 32 3 4 2 Tower mounting UPS Installation Step 1 Keep UPS upright the side with battery should be up Step 2 Install support bases together Step 3 Fix the support bases on UPS ...

Страница 40: ... plastic panel Step 5 Set the display ways as tower mounting the detail refers to 2 2 1 End Battery box optional installation When the battery box is selected the installation procedures are the same In this section we take the one battery box as an example Step 1 Install the left and right plastic panel ...

Страница 41: ...nd two 1U joint bases assemble them together When one battery box added add 2 pieces of 1U joint bases the assemble way is the same Step 3 Put the UPS and battery box onto the assembled support bases End 3 4 3 Intelligent Slot Replacement Step 1 Dismantle standard intelligent slot ...

Страница 42: ...UPS IST3 J 1 3kVA User Manual 3 Installation 35 Step 2 Install optional intelligent slot and fix it Step 3 Connect the communication cable End ...

Страница 43: ...iagram of IST3 J 2kVA IST3 J 3kVA Mains outlet should be installed near UPS and it is convenient to operate Generally the load current of each output outlet with 10A should be not more than 5A 3 6 Check the Installation Table3 3 Installation checking No Check items Result 1 Check whether the AC input wire is connected firmly Yes No ...

Страница 44: ...unding wire of UPS connects with the grounding terminal bar of the device room reliably Yes No 4 Check whether the Neutral to Ground voltage is less than 5Vac Yes No 5 If it is long backup model check whether the battery wire between UPS and battery box is connected correctly and reliably Yes No 6 If UPS installs the remote monitoring device check whether the RS232 port is connected correctly Yes ...

Страница 45: ...and the load capacity is not beyond the UPS capacity Whether computer or other equipments are switched off Whether the battery voltage is normal It isn t recommended to connect with the inductive load in the output Generally grid supplies power for the inductive load directly 4 2 Startup Operation Step 1 Connect UPS with mains outlet Step 2 Press button on the panel for 1s to start UPS Step 3 Abou...

Страница 46: ...anual 4 Operation Guide 39 4 3 Shutdown Operation Step 1 Close load and keep UPS running without load for about10 minutes to exhaust heat Step 2 Press button on the panel for 1s to shut down UPS Step 3 Unplug mains outlet End ...

Страница 47: ... UPS is completely shut down and stay in safe status The operator should be familiar with UPS and user manual Before operating UPS take off conductive objects such as rings watches Observe safety regulations strictly If any doubt consult professionals Before maintenance use a voltmeter to check the power is turned off and in a safety condition 5 1 2 Preventive Maintenance To improve the efficiency...

Страница 48: ...etrol and diluents are prohibited To avoid explosion keep battery far away from fire sources and devices that easily generate sparks When using the battery pack connected with UPS check whether charger is OK regularly which is to avoid battery on the overcharging status or incomplete charging status It should avoid over discharging battery After discharging it should charge battery completely The ...

Страница 49: ...o avoid human injury It is prohibited to touch the battery s two wire connectors or bare terminals for wiring simultaneously 5 3 2 Battery Pack of UPS Replacement The battery pack of IST3 J 1kVA IST3 J 2kVA IST3 J 3kVA UPS replacement are similar the following take IST3 J 1kVA for an example The battery pack is hot pluggable Step 1 Dismantle the right plastic panel Step 2 Dismantle the battery pla...

Страница 50: ...IST3 J 1 3kVA User Manual 5 Maintenance and Troubleshooting 43 Step 5 Push the new battery pack into UPS Step 6 Plug the battery wire Step 7 Install the battery plate Step 8 Install the right plastic panel ...

Страница 51: ... 5 3 3 Battery Pack of Battery Box Replacement The battery pack of battery box replacement for IST3 J 1kVA IST3 J 2kVA IST3 J 3kVA UPS are similar the following take the battery pack of battery box for IST3 J 1kVA for an example The battery pack is hot pluggable Step 1 Dismantle the left and right plastic panel ...

Страница 52: ...UPS IST3 J 1 3kVA User Manual 5 Maintenance and Troubleshooting 45 Step 2 Dismantle the battery plate Step 3 Unplug the battery wire Step 4 Pull out the left and right battery pack ...

Страница 53: ...5 Maintenance and Troubleshooting UPS IST3 J 1 3kVA User Manual 46 Step 5 Push the left and right new battery pack into battery box Step 6 Plug the battery wire ...

Страница 54: ...UPS IST3 J 1 3kVA User Manual 5 Maintenance and Troubleshooting 47 Step 7 Install the battery plate Step 8 Install the left and right plastic panel ...

Страница 55: ...rature humidity are not accordance with requirements or UPS is overload Table5 1 only includes some simple diagnosis If the diagnosis is not clear or not sufficient to solve problem please contact with local agency or dealer to deal with Table5 1 Troubleshooting No Phenomenon Possible reasons 1 The mains is normal When starting UPS it can output 220V AC But Make poor connection in the contacts of ...

Страница 56: ... UPS will stop output immediately 1 If UPS is serious overload or output is short circuit it should reduce load to proper or find reason of short circuit The common reason is that the output multi tap is short circuit or the input is short circuit after device is damaged 2 If you does not follow the startup sequence that is high power device small power device to start load restart UPS When UPS wo...

Страница 57: ... UPS requirements 10 When the load is computer everything works normally But when powering off the computer halts The grounding is unreliable for the floating voltage between the neutral wire and the grounding wire is too high 11 Indicators on the panel are all off The wiring for display board is unreliable or fault If UPS failure press button It can view the UPS failure prompting on the LCD which...

Страница 58: ...out every 0 2s Fan fault alarm prompting the inverting output is going to protect Please check if cooling fan damage Load energy bars all flicker Rapid beep Alarm once about every 0 2s Output overload alarm the output is going to close please reduce load Battery energy bar all flicker Slow beep Alarm once about every 2 0s Battery voltage is too high Please check if battery or charger failure Batte...

Страница 59: ...tly follow the placement direction that shows on the carton to avoid UPS damage 6 3 Storage UPS should be stored in the dry warehouse Don t put it under the sunshine or in the rain It should follow the placement direction that shows on the carton The storage environment temperature is 25 55 no battery If it is the standard UPS or the storage batteries the recommended storage temperature is 0 40 th...

Страница 60: ...ad when the voltage range is 120Vac 154Vac it can connect with less than 50 load Frequency range Hz 40 70 10 40 70 self adaption Input method Single phase three wire Battery voltage V 36 48 72 Output features Power capacity VA W 1000 900 2000 1800 3000 2700 Voltage V 208 220 230 240 1 settable Frequency Hz 50 60 0 2 battery mode Wave Sine wave Voltage distortion THD 2 linear load Power factor 0 9 ...

Страница 61: ...Load 4500VA 4050W Load Output receptacles 8 IEC320 C13 8 IEC320 C13 1 IEC320 C19 Other features Backup time 3mins Charge recovery time 10hours Communication interface Standard RS232 and USB port support UPS power management software Optional RS485 dry contact protocol transfer card SNMP card Display LCD displays the running status of UPS Alarm function Battery low voltage mains abnormal UPS fault ...

Страница 62: ...essary to decrease rated power to use AC distribution system TN distribution system Dimensions mm W D H 438 420 87 438 570 87 Weight kg 14 20 26 Battery box optional Battery type 2 groups of 3 7AH12V 2 groups of 4 9AH12V 2 groups of 6 9AH12V Dimensions mm W D H 438 420 87 2U 438 570 87 2U Weight kg 20 29 40 Specifications are subject to change without prior notice ...

Страница 63: ... Direct Current ECO Energy Control Operation EPO Emergency Power Off IEC International Electrotechnical Commission LCD Liquid Crystal Display PE Protective Earthing RS232 RS485 Recommend Standard232 Recommend Standard485 SNMP Simple Network Management Protocol UPS USB Uninterruptible Power System Universal Serial Bus ...

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