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(1-10kVA) UPS IST3 

User Manual

 

4 Operation and Maintenance 

33

----End 

4.2.2 6kVA(L)/ 10kVA(/B) /10kVA(S) 

Step 1

 

Switch on the mains breaker, bypass breaker and battery breaker. 

Step 2

 

Press "ON" button on the panel for 1s to start UPS. 

Step 3

 

About 10s later, if the UPS works steadily, start loads, such as PC, etc. 

Start load with the sequence that "high power device

small power device", which is to avoid overload 

protection when starting high power device. 

----End 

4.3 Shutdown Operation 

4.3.1 1kVA(L)/2kVA (L)/3kVA (L) 

Step 1

 

Close load and keep UPS running without load for about10min to exhaust heat. 

Step 2

 

Press "OFF" button on the panel for 1s. 

Step 3

 

Unplug mains socket. 

----End 

4.3.2 6kVA (L)/10kVA (/B) /10kVA(S) 

Step 1

 

Close load and keep UPS running without load for about10min to exhaust heat. 

Step 2

 

Press "OFF" button on the panel for 1s. 

Step 3

 

Switch off the battery breaker, bypass breaker and mains breaker. 

----End 

Summary of Contents for IST3 Series

Page 1: ...UPS IST3 1 10kVA Series User Manual www aecups com ...

Page 2: ......

Page 3: ...roduct 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 Symbol Description Alerts you to a high risk hazard that could if not avoided result in serious injury or death Alerts you to a medium or low risk hazard that could if not avoided result in mod...

Page 4: ...ional information to emphasize or supplement important points in the main text Product standard Q ZZKJ 001 Change History Changes between document issues are cumulative The latest document issue contains all the changes made in earlier issues Issue 001 2017 09 01 First issue ...

Page 5: ... 2 Appearance 5 2 2 1 Operation Panel 7 2 2 2 Rear Panel View 9 2 2 3 Intelligent Slot 13 2 2 4 EPO Connector 14 2 2 5 RS232 Communication 14 2 3 Working Principles 15 2 3 1 Working Mode 15 2 3 2 UPS Parameters Setting 18 3 Installation 20 3 1 Unpacking and Checking 20 3 1 1 IST3 1kVA L 2kVA L 3kVA L 6kVA L 10kVA B 20 3 1 2 IST3 6kVA 10kVA S 20 3 2 Installation Preparation 22 3 2 1 Input Breaker S...

Page 6: ...3 4 3 2 6kVA L 10kVA B 10kVA S 33 4 4 Parallel System Operation 34 4 4 1 Start Parallel System 34 4 4 2 Close Parallel System 34 4 4 3 Remove Faulty UPS from Parallel System 35 4 4 4 Add New UPS into Parallel System 35 4 4 5 Redundancy Funciton of Parallel System 35 4 5 Periodic Preventative Maintenance 35 4 6 Battery Maintenance 36 4 7 Maintenance Byass Mode Only for UPS with Maintenance Bypass 3...

Page 7: ...r to safety description in the relevant chapters Before using UPS please read the announcements and operation instructions in this section carefully to avoid accident The promptings in the 1 10kVA UPS IST3 User Manual such as Danger Warning Caution etc don t include all safety announcements They are just only the supplement of safety announcements when using UPS Any device damage caused by violati...

Page 8: ...letely 10min Otherwise the output may have electricity which may cause electric shock When dismantling fan do not put fingers or tools into the rotating fan until it has stopped working to avoid device damage or human injury Do not connect unbalance load half wave rectification load or inductive load in the output of UPS such as air condition blower starter electric drill motor daylight lamp etc I...

Page 9: ...ostatic damaging sensitive components such as circuit board make sure that to wear a anti static wrist strap before touching sensitive components and the other end of wrist strap is well grounded 1 2 Working Environment Requirements Don t install UPS where it would be exposed to direct sunlight in rain or in moist environments Don t install UPS where it is with conductive metal dust or nearby heat...

Page 10: ...kup models 2 1 1 Model Meaning UPS that the output power is less than 6kVA L means long backup model If there is no L symbol it means standard model UPS that the output power is not less than 10kVA B means that the product can be used in the parallel system S means standard model If there is no S symbol it means long backup model 2 1 2 Features Intelligent RS232 communication Through the RS232 sta...

Page 11: ...otection 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 mains input voltage is 120V which is the lower limit the battery still doesn t discharge Therefore in the mains mode all output power gets from the powe...

Page 12: ...2 Overview 1 10kVA UPS IST3 User Manual 6 Figure2 2 Appearance of 2kVA L 3kVA L 6kVA L 10kVA Figure2 3 Appearance of 6kVA 10kVA S ...

Page 13: ... the mains abnormal alarm In the set page press and hold ON button for 1s to confirm the setting 3 OFF button When UPS is on press and hold OFF button for 1s to turn off UPS 4 SELECT button Press SELECT button to transfer the display information such as output voltage output frequency input voltage input frequency battery voltage inner temperature load percentage fault information etc Press and ho...

Page 14: ...ing mode etc 2 Mains icon ON Mains input is normal 3 Bypass icon ON UPS works in the bypass mode 4 Battery icon four energy bars 1 When the energy bars light on from left to right again and again it indicates battery is in charge 2 When all energy bars are on it indicates battery is fully charged 3 When all energy bars flicker it indicates battery is over voltage 4 When all energy bars are off and...

Page 15: ...r energy bars 1 The energy bars from left to right indicates the load level 2 When all energy bars flicker it indicates load is too large 7 Silence icon ON Buzzer is in the silence status 8 ECO mode icon ON UPS works in the ECO mode 9 Alarm icon ON UPS failure 2 2 2 Rear Panel View 1kVA L Figure2 6 Rear panel of 1kVA L ...

Page 16: ...2 Overview 1 10kVA UPS IST3 User Manual 10 2kVA L 3kVA L Figure2 7 Rear panel of 2kVA L 3kVA L 6kVA 6kVA L 6kVA standard model ...

Page 17: ... 1 10kVA UPS IST3 User Manual 2 Overview 11 Figure2 8 Rear panel of 6kVA 6kVA L long backup model ...

Page 18: ...2 Overview 1 10kVA UPS IST3 User Manual 12 Figure2 9 Rear panel of 6kVA L 10kVA B 10kVA S Figure2 10 Rear panel of 10kVA B ...

Page 19: ...Overview 13 Figure2 11 Rear panel of 10kVA S 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 14 and Figure2 15 Figure2 12 RS485 and dry contact ...

Page 20: ...tact the voltage should be less than 60Vdc or 42Vac RMS and the current should be less than 1 25A 2 2 4 EPO Connector When connecting two ports in the EPO connector together UPS will close output If it needs to recover output disconnect two ports in the EPO connector and power UPS off and then restart UPS 2 2 5 RS232 Communication The corresponding pin relationship between RS232 port of UPS and RS...

Page 21: ...of UPS 1 10kVA series is as shown in Figure2 16 The DC AC inverter adopts half bridge structure and the DC DC boost adopts the push pull circuit or boost circuit PFC is the correction circuit for active power factor Mains 220Vac PFC AC DC DC AC Transfer switch Load DC DC Battery Charger Figure2 14 The working principle of UPS 1 10kVA series 2 3 1 Working Mode Mains mode When the mains works UPS wi...

Page 22: ...cluding 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 parallel wire disconnected fault parameter error charger fault including charger over temperature charger short circuit etc bypass fault inner power fault etc The corresponding fault status display...

Page 23: ... IST3 User Manual 2 Overview 17 Figure2 20 IGBT over temperature fault Figure2 21 Fan fault Figure2 22 Battery fault Figure2 23 Parameters error Figure2 24 Parallel wire disconnected fault Figure2 25 Charger fault ...

Page 24: ...e in the set page three characters PAR flicker If you confirm the selection press and hold ON 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 automatically In the PAR mode the LCD display is as shown Figure2 30 Figure2 28 PAR mode SGL mode only available for parallel system SGL set page When system works in the...

Page 25: ...irm the selection press and hold ON 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 automatically In the ECO mode the LCD display is as shown Figure2 32 Figure2 30 ECO mode INV mode INV set page In the set page three charters INV flicker If you confirm the selection press and hold ON button more than 1s to quit...

Page 26: ...ee if the types of accessories are complete and correct If there is any discrepancy contact the distributor immediately 3 1 2 6kVA 10kVA S The package of 6kVA 10kVA S standard model adopts the wooden bracket and carton The unpacking procedures are as follow Step 1 Check the appearance of package for shipping damage If any shipping damage is found report it to the carrier immediately Step 2 Transpo...

Page 27: ...ound report it to the carrier immediately Check if the types of the accessories are complete and correct If there is any discrepancy take notes and contact the distributor immediately Step 6 If UPS is OK dismantle four hexagonal bolts M8 20 two pieces on the left and right side respectively between the anchor frame and anchor support plate as shown in Figure3 2 Figure3 2 Dismantle the hexagonal bo...

Page 28: ...other bases fasten UPS in the floor or other bases through anchor Figure3 3 Install UPS in the installation position End 3 2 Installation Preparation 3 2 1 Input Breaker Selection Add a breaker It s recommended that the breaker is with backfeed protection and bipolar disconnection function or a power distribution box in the input wire of UPS which matches with the power of UPS to isolate the mains...

Page 29: ...f AC input wire AC output wire and battery wire of 6kVA L 10kVA 10kVA S please refer to Table3 2 for the corresponding recommended value and choose upwards Table3 2 The ampacity of the recommended cross sectional area of wire 1000 L 2000 L 3000 L 6000 L B 1110 1110S AC input Neutral live Rated current A 5 4 10 8 15 6 30 2 48 5 Cross sectional area of wire mm2 1 5 2 5 4 6 10 AC output Neutral live ...

Page 30: ...m switch are all disconnected It s prohibited to perform wring when power on Place wires in such a way that no one can step on or trip over them 3 3 1 1kVA L In the 1kVA L series UPS the input and output adopt sockets When using it please connect one end of the input power wire with input socket and then connect the other end of the input power wire with mains socket Besides connect the load power...

Page 31: ... and convenient to operate For long backup model connect it with mains first and then connect it with the external battery Generally the load current of each output socket should be not more than 5A 3 3 2 2kVA L 3kVA L In the 2kVA L 3kVA L series the input and output adopt sockets When using it please connect one end of the input power wire with input socket and then connect the other end of the i...

Page 32: ... refers to the battery cabinet User Manual Mains socket should be installed near UPS and convenient to operate For long backup model connect it with mains first and then connect it with the external battery Generally the load current of each output socket should be not more than 5A 3 3 3 6kVA 6kVA L In the 6kVA L series UPS the input output and battery adopt the terminal bar The wiring for the 6kV...

Page 33: ... 1 10kVA UPS IST3 User Manual 3 Installation 27 Figure3 6 Wiring diagram of 6kVA Figure3 7 Wiring diagram of 6kVA L ...

Page 34: ...s UPS the input output and battery adopt the terminal bar The wiring for the 10kVA series UPS is as shown in Figure3 8 Figure3 8 Wiring diagram of 10kVA 10kVA S In the 10kVA S series UPS the input output and battery adopt the terminal bar The wiring for the 10kVA S series UPS is as shown in Figure3 9 ...

Page 35: ...ion 29 Figure3 9 Wiring diagram of 10kVA S 10kVA B Step 1 Install the battery and UPS of each UPS respectively according to the above description Step 2 Connect the AC output of each UPS with the output distribution box as shown in Figure3 10 ...

Page 36: ...ct the equipped parallel wires with parallel port in the rear panel of each UPS in the parallel system 1 The wiring method and phase sequence of the input of each UPS in the parallel system should be the same Besides the bypass power of parallel system should be the in phase 2 Each UPS in the parallel system is connected to an independent battery pack It s prohibited that two UPS use the same batt...

Page 37: ...stallation Step 1 Dismantle standard intelligent slot Figure3 11 Dismantle standard intelligent slot Step 2 Install optional intelligent slot and fix it Figure3 12 Install optional intelligent slot Step 3 Connect communication cable Figure3 13 Connect communication cable End ...

Page 38: ...ng backup model check if the wiring between UPS and battery cabinet is correct and reliable Check if the wiring is neat and the wire binding is in accordance with the specification Check if the installation and wiring are good for transformation expansion and maintenance in future Check that there is no short circuit in the output of UPS and the load capacity isn t beyond the rated capacity of UPS...

Page 39: ...r device small power device which is to avoid overload protection when starting high power device End 4 3 Shutdown Operation 4 3 1 1kVA L 2kVA L 3kVA L Step 1 Close load and keep UPS running without load for about10min to exhaust heat Step 2 Press OFF button on the panel for 1s Step 3 Unplug mains socket End 4 3 2 6kVA L 10kVA B 10kVA S Step 1 Close load and keep UPS running without load for about...

Page 40: ...rent of each UPS that should be less than 3A If the voltage difference is more than 5V check if the output of each UPS are all 220V If the voltage difference is more than 10V please contact your local distributor or service center for help Besides if the circulation current of each UPS is too large it will damage inverter If the circulation current of each UPS is more than 3A please contact your l...

Page 41: ...arallel system automatically for share current Finish installing the added UPS Start the added UPS according to the startup procedures successively Switch on breaker that connected with added UPS in the distribution box Figure4 2 Add new UPS into parallel system 4 4 5 Redundancy Funciton of Parallel System When adopting the N 1 redundancy backup design the total output load should be less than N t...

Page 42: ...nd power it off and then charge it In the high temperature area charge and discharge battery once every two months The charging time for the standard battery should be more than ten hours every time If UPS hasn t been used for a long time it is recommended to charge battery more than ten hours every three months Generally the working life of battery is three to five years If battery failure replac...

Page 43: ...ut short circuit or wiring for three phase of output error When starting UPS the LCD display and output are normal But when connecting with load it will stop outputting immediately 1 UPS is overload seriously or the output circuit is short circuit It should reduce load to the proper capacity or find the short circuit reason The common reason is that the output changeover socket is short circuit or...

Page 44: ... halts The grounding is unreliable for the floating voltage between the neutral wire and the grounding wire is too high Table4 2 The meaning of fault symbol and buzzer status Fault symbol Buzzer status Meaning Fault info page page up or page down by SELECT button EPO Long beep UPS has emergency protection if equipped with EPO function Bypass output and inverting output are all closed BUS Long beep...

Page 45: ...ns mode bypass voltage or bypass frequency abnormal Please check if the bypass breaker is switched on CAN Slow beep Alarm once about every 2 0s CAN communication abnormal in the parallel system Please check if paralleled wire is damaged or only a UPS in the parallel system powers on Load energy bars all flicker Rapid beep Alarm once about every 0 2s Output overload alarm the output is going to clo...

Page 46: ...explosive or corrosive Don t put device in the open air warehouse when transhipment Leaching and mechanical damage by rain snow or liquid objects is prohibited 5 3 Storage When storing device it should follow the placing direction that shows on the carton The gap is 20cm between the carton and ground and the clearance is at least 50cm from carton to wall heat source cold source windows or air inle...

Page 47: ... self adaption Input method Single phase three wire Battery voltage V 24 36 48 72 72 96 Output features Power capacity VA W 1000 900 2000 1800 3000 2700 Voltage V 220 2 208 220 230 240 settable Frequency Hz 50 60 0 2 battery mode Wave Sine wave Voltage distortion THD 3 linear load Power factor 0 9 If the environment temperature is lower than 30 it can set it to 1 0 Transfer time ms 0 Overload abil...

Page 48: ...rd model the charge recovery time is less than 10 hours For long backup model the charge recovery time is determined by the capacity of external battery pack Communication interface RS232 port supports UPS power management software Panel display LCD displays the running status of UPS Alarm function Battery low voltage mains abnormal UPS failure output overload Protection function Battery under vol...

Page 49: ...settable Output features Power capacity VA W 6000 5400 10000 9000 Voltage V 220 2 default 208 220 230 240 settable Frequency Hz 50 60 0 2 battery mode Wave Sine wave Voltage distortion THD 1 linear load THD 4 non linear load Power factor 0 9 If the environment temperature is lower than 30 it can set it to 1 0 Transfer time ms 0 Overload ability Low overload for 10min for 1min above 30 6300VA 5670W...

Page 50: ...ng backup model the charge recovery time is determined by the capacity of external battery pack Communication interface RS232 port supports UPS power management software Display LCD displays the running status of UPS Alarm function Battery low voltage mains abnormal UPS failure output overload Protection function Battery under voltage protection overload protection short circuit protection over te...

Page 51: ...Appendix B Acronyms and Abbreviations A AC Alternating Current D DC Direct Current E ECO Energy Control Operation EPO Emergency Power Off L LCD Liquid Crystal Display R RS232 Recommend Standard232 S SNMP Simple Network Management Protocol U UPS Uninterruptible Power System ...

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