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User`s Manual - Cyber Power Systems

1. IIIIIIIIIIIIIIIIIIIIIII III COMODO c 40kVA cabinet Fig 1 1 UPS Structure Table 1 1 UPS Configuration List oven System Display Requisite factory installed Bypass module Requisite factory installed 3 Input bypass output maintenance 1 Requisite factory installed bypass breakers Redui G factory installed 1 4 8 Cable Entry Cables can enter the UPS and battery cabinet both from bottom and top Cable entry is madepossible through a blanking plate fitted at the bottom or top of the equipment The recommended installation practice is toinstall glands to prevent foreign material or vermin entering the cabinet 1 5 External Protective Devices For safety concerns it is necessary to install external circuit breakers or other protective devices for the input ACsupply of the UPS system This section provides generic practical information for qualified installation engineers Theinstallation engineers should have the knowledge of the regulatory wiring standards and of the equipment to beinstalled 1 5 1 Rectifier and Bypass Input Supply of the UPS Over currents Install suitable protective devices in the distribution unit of the incoming mains supply considering the power cablecurrent carrying capacity an
2. the cross section area of the conductor is 35mm 4 When sizing battery cables a maximum volt drop of 4Vdc is permissible at the current ratings given in Table 1 2 The load equipment is connected to a distribution network of individually protected busbars fed by the UPS outputrather than connected directly to the UPS In parallel systems the output cable of each ups rack unitshould be kept at equal length 6 Smart Tower UPS 40KVA 120KVA User Manual Chapter 1 Installation between the output of the ups rack output terminals and the parallel distribution busbarsto avoid affecting the shared current When laying the power cables do not form coils so as to avoid the formation ofelectromagnetic interference 5 See Chapter 4 Installation Drawing for the positions of wiring terminals FAILURE TO FOLLOW ADEQUATE EARTHING PROCEDURES CAN RESULT IN EMI ELECTRIC SHOCK HAZARD OR RISKOF FIRE SHOULD AN EARTH FAULT OCCUR 1 6 1 Cable Connections The operations described in this section must be performed by authorized electricians or qualified technical personnel If you have any difficulties do not hesitate to contact our Customer Service amp Support department After the equipment has been finally positioned and secured refer to Chapter 4 Installation Drawing to connect the power cables as described in the following procedures 1 Verify that all the external input distribution switches of the UPS are completely opened and the UPS internal mai
3. 15 Current Time format 24 hours hour minute Normal UPS in normal condition Status Normal alarm fault Alarm UPS has general alarm such as AC input fault Fault UPS fuse or hardware fault UPS menu and data window UPS menu window displays the menu name of data window while the data window displays the related contents of selected menu in menu window Select UPS menu and data window to browse related parameters of UPS and set related functions The details are given in table 7 7 Table 7 7 Item Description of UPS Menu V phase phase Main input reat V phase m Fate Bypass input Phase V phase Output Sout kVA Apparent Power oac Gout KVAR Load Load percent Environmental Environmental Temp Temp Battery voltage V Positive and negative battery voltage Battery current A Positive and negative battery current Battery Temp C Battery Temperature Battery data R oa Ti s R ae Remained battery backup time Min Battery capacity Remained battery capacity pallely epost Battery is working inboost charging mode charging Smart Tower UPS 40KVA 120KVA User Manual 35 Chapter 7 Operator Control and Display Panel battery float diarina Battery is workingin float charging mode Batt a Battery is not connected disconnected Guna Dspeyatourenm alam The alarms ars deparan i r rc Control password l P User can modify control password 1 This test will lead to the battery being pa
4. mode after 60 seconds 28 Smart Tower UPS 40KVA 120KVA User Manual Chapter 6 Operating Instructions Battery cold start ey ee Bani E a 1 ves Fig 6 1 Location of Battery Cold Start Button 6 3 Procedure for Switching the UPS between Maintenance Bypass and Normal Mode 6 3 1 Procedure for Switching from Normal Mode to Maintenance Bypass Mode This procedure can transfer the load from the UPS inverter output to the maintenance bypass supply but the precondition is that the UPS is in normal mode before the transfer Before making this operation read messages on display to be sure that bypass supply is regular and the inverter is synchronous with it so as not to risk a short interruption in powering the load 1 Press the Tran Byp menu in the right side of the LCD The UPS Mimic indicator Inverter will green flash and also the Status Indicator will turn red and will be accompanied by an audible alarm The load transfers to static bypass and the inverter standby Pressing the Alarm Silence button B sheds the audible alarm but leaves the warning message displayed until the alarm condition is rectified 2 Open the UPS front door and close the maintenance bypass breaker Q2 from OFF to ON position The load power supply is provided by the manual maintenance bypass AN Note For 40kVA remove the output rotary switch fixed kit and turn it to maintenance point 3 Press EPO to ma
5. per string between 36 and 44 The default factory setting is 40 The cabinet is only for valve regulated maintenance free lead acid battery CAUTION The lead acid battery may cause chemistry hazard 2 2 1 Battery Installation Only the qualified engineers are allowed to install and maintain mounted in a traditional battery cabinet or shelf To ensure safety install the external battery in a locked cabinet or dedicated battery room accessible just to service qualified personnel Please note that number of cells set via software must be consistent with the actual number of cells A minimum space of 10mm must be reserved on all vertical sides of the battery block to permit free air movement around the cells A certain clearance should be reserved between the top of the cells and the underside of the shelf above as this is necessary for monitoring and servicing the cells When installing the batteries always work from the bottom shelf upwards to prevent raising the center of gravity Install the batteries reliably and avoid vibration and mechanical bumping The bending radius of cable should be more than 10D where D is the outer diameter of cable When connecting the cable do not cross the battery cables and do not bind the battery cables together The battery connection must be firm and reliable After the connection all the connections between the wiringterminals and the batteries must be corrected to meet the torque requirement provided
6. twisted cables with cross sectional area of 0 5mm2 1 5mm2 for maximum connection length between 25m and 50m 1 7 5 BCB Input Port J6 and J7 are the ports of BCB The diagram is shown in fig 1 7 and description is shown in table 1 6 l SN 24V 24V 24V J6 J7 BCB_ ONL BCB DRV BCB CONT Fig 1 7 BCB Interface Table 1 6 Description of BCB Interface Descriptor BCB actuating signal provide the actuating signal of 24V 20mA BCB contact status connect with the normally open signal of BCB Common connection BCB ONL r normally open BCB is on line when the signal is connecting All auxiliary cables must be double insulated twisted cables with cross sectional area of 0 5mm2 1 5mm2 for maximum connection length between 25m and 50m 10 Smart Tower UPS 40KVA 120KVA User Manual Chapter 1 Installation 1 7 6 Battery Warning Output Dry Contact Interface J8 is the output dry contact interface which outputs the battery warnings of low or excessive voltage when the battery voltage is lower than set value an auxiliary dry contact signal will be provided via the isolation of a relay The interface diagram is shown in fig 1 8 and description is shown in table 1 7 J8 GND BAT LOW NO BAT LOW NC Fig 1 8 Battery Low Warning Dry Contact Table 1 7 Battery warning dry contact interface description description BAT_LOW_NC Battery warning relay normally closed will be open during warning B
7. u u a u Sus E aaa aula 14 Fig 3 1 Circuit diagram of EPO 2 uuu u u 2 u u uui sS mu uya usa EA 16 Fig 3 2 Installation of Parallel Signal Board BJ cccccececececeeeeeeeeeesecsteeeeeeeeaeeeeeeesenstaegegeanatsenees 17 Fig 3 3 Connection of Parallel Control Cables of 1 N System 18 IGA 1 WV INI Diagram u u SS umma uu S SSS a aaa aa 19 Fig 4 2 ExternallBa0ery Gonieetli r u uu u u u u uu u au uuu dau ua sana 19 Fig 4 3 40KVA UPS Front View without Doors 20 Fig 4 4 60KVA 80KVA UPS Front View without Door 20 Fig 4 5 100KVA 120KVA UPS Front View without Door 21 He SeT Smelle UntBIOCk Diaproyn kuku Qusa cae aiden Suysa ep Sasa 23 Fie o i Location of Battery Cold Start BULLION u u u k u Z yas 02 29 Fig 7 1 UPS operator control and display Panel ccceceeeeeeeeeececeteeeeeeetaeeeeeseserstaeaeaeatanseeees 32 FIs 72 MaN LCD DiSpBlaysu muu unuman Glass a au tence Saamna Cy aas sassa baza 34 rio os s tocationmerfipBust Filferu yu cated rebate u Duka aa Qua kau Seaain 40 VI Smart Tower UPS 40KVA 120KVA User Manual Table 1 1 Table 1 2 Table 1 3 Table 1 4 Table 1 5 Table 1 6 Table 1 7 Table 1 8 Table 1 9 Table 7 1 Table 7 2 Table 7 3 Table 7 4 Table 7 5 Table 7 6
8. when turning on the UPS from a fully powered down condition The operating procedures are as follows 1 Open the external power switch Open the internal power switch Open the UPS door connect the power supply cables and ensure the correct phase rotation A Warning During this procedure the UPS output terminals are live If any load equipment are connected to the UPS output terminals please check with the load user that it is safe to apply power If the load is not ready to receive power then ensure that it is safely isolated from the UPS output terminals 2 Close the output circuit breaker Q4 except 40kVA Close the mains input circuit breaker Q1 bypass input circuit breaker Q2 and connect the mains power The LCD starts up at this time The Rectifier indicator flashes during the startup of rectifier The rectifier enters normal operation state and after about 20s the rectifier indicator Smart Tower UPS 40KVA 120KVA User Manual 27 Chapter 6 Operating Instructions goes steady green After initialization the bypass static switch closes The UPS Mimic LEDs will indicate as following p ss j Green Paymi RF j Status indicator The output circuit breaker Q3 must be closed first followed by input circuit breaker Q1 or the rectifier cannot be started And for 40kVA UPS output rotary switch is fixed to output point before shipment from factory 3 The inverter starts up automatically The inverter ind
9. 2 Battery temperature detection J3 1 EMP_ENV Environment temperature detection N J2 1 TEMP_BAT Battery temperature detection T 8 Smart Tower UPS 40KVA 120KVA User Manual Chapter 1 Installation Purpose TEMP_BAT Battery temperature detection Baty Temperature detection TEMP_ENV Environment temperature detection J3 2 Environment temperature detection Note Specified temperature sensor is required for temperature detection R25 50hm B25 50 3275 please confirm with the manufacturer or contact local maintenance engineers when placing an order 1 7 3 Remote EPO Input Port The UPS has an Emergency Power OFF EPO function This function can be activated by pressing a button on the control panel of the UPS or through a remote contact provided by the user The EPO pushbutton is protected by a hinged plastic cover J4 is the input port for remote EPO It requires shorting NC and 24v during normal operation and the EPO is triggered when opening NC and 24v or shorting NO and 24v The port diagram is shown in fig 1 5 and port description is shown in table 1 4 AMN 24V J4 24V EPO NC EPO NO Fig 1 5 Diagram of Input Dry Contact for Remote EPO Table 1 4 Description of Input Dry Contact for Remote EPO EPO_NC EPO is activated when disconnecting fromJ4 2 24V 24V connect the common terminal of NC and NO EPO_NO EPO is activated when shorting with J4 2 The EPO is triggered when shorting pin 2 and 3 or op
10. 25 auto discharge cannot be executed The periodic interval can be set from 720 to 3000 hours Conditions Battery at float charge for at least 5 hours load equal to 25 100 of rated UPS capacity Trigger Manually through the command of Battery Maintenance Test in LCD panel or automaticallyBattery self test interval 5 5 Battery Protection Settings by Commissioning Engineer Battery Low Pre warning The battery undervoltage pre warning occurs before the end of discharge After this pre warning the battery should have the capacity for 3 remaining minutes discharging with full load End of discharge EOD protection If the battery voltage is lower than the EOD the battery converter will be shut down EOD is adjustable from 1 6V to1 75V per cell VRLA Battery Disconnect Devices Alarm The alarm occurs when the battery disconnect device disconnects The external battery connects to the UPS through the external battery circuit breaker The circuit breaker is manuallyclosed and tripped by the UPS control circuit 26 Smart Tower UPS 40KVA 120KVA User Manual Chapter 6 Operating Instructions Chapter 6 Operating Instructions A JN Warning Hazardous mains voltage and or battery voltage present s behind the protective cover The components that can only be accessed by opening the protective cover with tools cannot be operated by user Only qualified service personnel are authorized to remove such covers 6 1 Introduction The UPS op
11. 4 Positioning When the equipment has been finally positioned ensure the UPS will remain stationary and stable To prolong theservice life the place chosen must guarantee Space for easy operation on the UPS Air sufficient enough to dispel heat produced by UPS Against atmospheric agents Against excessive humidity and heat sources Against dust With the current fire prevention requirements The operating environment temperature is within 20 C to 25 C The batteries are at maximum efficiency inthis temperature range for information about the battery storage and transportation as well as the environment refer to Table 9 2 e This equipment is of steel frame structure wrapped by removable panels The top and side panels are fixed byscrews e After opening the UPS rack door the auxiliary connections for external low voltage interface and the maintenancebypass can be accessed The UPS rack has an operator and control panel located on its front door which providesthe basic operating status and alarm information Batteries are external The UPS provides air inlet port in the frontand the air exhaust port in the rear part 1 4 1 System Cabinet All the UPS system cabinets used in the same installation site are of the same height and should be positionedside by side to achieve an aesthetically appealing effect Refer to Chapter 7 Installation Drawing for the positioning of UPS cabinet 2 Smart Tower UPS 40KVA 120KVA User Manual Ch
12. AT_LOW_NO Battery warning relay normally open will be closed during warning 1 7 7 Integrated Warning Output Dry Contact Interface J9 is the integrated warning output dry contact interface when one or more than one present warning is triggered the system will send an integrated warning information and provide an auxiliary dry contact signal via the isolation of a relay The interface diagram is shown in fig 1 9 and description is shown in table 1 8 J9 GND ALARM NC ALARM NO Fig 1 9 Integrated warning dry contact Table 1 8 Integrated warning dry contact interface description Purpose ALARM _NC Integrated warning relay normally closed will be open during warning ALARM_NO Integrated warning relay normally open will be closed during warning Smart Tower UPS 40KVA 120KVA User Manual 11 Chapter 1 Installation N Note All auxiliary cables must be double insulated twisted cables with cross sectional area of 0 5mm2 1 5mm2 for maximum connection length between 25m and 50m 1 7 8 Mains Failure Warning Output Dry Contact Interface J10 is the output dry contact interface for utility failure warning when the utility fails the system will send a utility failure warning information and provide an auxiliary dry contact signal via the isolation of a relay The interface diagram is shown in fig 1 10 and description is shown in table 1 9 J10 GND UTI FAIL NO UTI FAIL NC Fig 1 10 Utility Failur
13. Manual II Contents Chapter 3 Installation of Single UPS and Parallel System 16 IONO U OW Zaa ec ee Eee pe eae ene red cece ree ee eee re eee een 16 32 UPS In Paralel Syste sss O 16 3 2 InStallaniOm0l Gabinet asn n a E N 16 3 2 2 External Protective Devis u uuu u a a E E TE 17 329 Power GaD eSu uuu ra E aE AER 17 324 ParalelSignal BOAN uu u u uuu u n A ERA 17 322 0 COMMON GADES saci uuu u xu eos gee eas acs eee cleo 17 Chapter 4 Installation DraWIII u uuu u u uu a uuu ana wanpas assasi 19 Chapter S OperallOnS eco Su um eat a e sauku a qatuspa 23 Oe WAT OCMICHOMsstetces tech bic eteathtastete nae shee E suk Staat IEAA AA 23 Silas SBIiBypassiInp l suu uy uu 2 uy E r RTS 23 5 12 lau Tranio SWiciiucuxu uyu uyu baga ua a eee 24 Oe Fl Paralel SySl6au uu nupun u E 24 5 2 1 Features ol Parallel SYSI8Ifu u uu u u u u unu aa 24 5 2 2 Parallel Requirements of UPS Modules 24 5 90 Op IG ModE ssa a uuu n nu ma ee nha tee 25 Da l IN elinaliiMo0 06 z ayu um L ma u a an um aS Qhata cee 25 p 9 2 Dallery NIO061uuo una pun a a e uta gpn bibu aaa eters 25 5 3 3 AUtO Restart NI008 u u L umu u u uusha panka aa a asua 25 5 34 Bypass N0062 x 2 uu 22122 EEN tas 25 5 55 GO d S Ori MOOG uu yuy uxuyasi yaspa S ee ne eee 25 5 3 6 Maintenance Mode Manual Bypass 25 5 3 7 Parall
14. N N 25 26 27 8 2 Smart Tower UPS 40KVA 120KVA User Manual 37 Chapter 7 Operator Control and Display Panel 29 N Comm Node Exit The N Power Unit is pulled out from system N REC Fail The N Power Unit Rectifier Fail The rectifier has fault and results in rectifier shutdown and battery discharging a INV Fail The N Power Unit Inverter Fail The inverter output aaa is abnormal and the load transfers to aaa s REC OV Temp The N Power Unit Rectifier Over Temperature The temperature of the rectifier IGBTs is too high to keep rectifier running This alarm is triggered by the signal from the temperature monitoring device mounted in the rectifier IGBTs The UPS recovers automatically after the over temperature signal disappears If over temperature exists check 1 Whether the ambient temperature is too high 2 Whether the ventilation channel is blocked 3 Whether fan fault happens 4 Whether the input voltage is too low N Fan Fail Atleast one fan fails in the N power unit 1 i 4 ai least one fan fails in the N power unit N Output Ov Load Heinen al P i a isa N Power Unit Output Over Load This alarm appears when the load rises above 100 of nominal rating The alarm automatically resets once the overload condition is removed 1 Check which phase has overload through the load displayed in LCD so as to confirm if this alarm is true 2 If this alarm is true measure the actual output current to confi
15. N T zncosesamosssssanptuapuyasaeaba E 30 o LJPS nesetProceeod l uuu yu 2 sassa tau ua SSanss 30 6 3 LANGUAGES CISC OMA uuu sul z unu m S ss T 31 6 9 Changing the Current Date and Time 31 O IO COMO PassWord T u u uy kuu a a ON 31 Chapter 7 Operator Control and Display Panel 32 7 L liroduelieikuu uuu uuu S wakuna N ka ened 32 7 Vel MIMIC Curent Paliux2 suu ung a oas LO sacl tee dae 33 7 lez AUADIC Alarm DUZZ CN iit s r nun aus a aa E Ta REA 33 Flic Pe UMCUOMAl ICCY Ss ormas T E 33 oi CD DISDIAY TY DC saci yuxu trator ada a ateisetes 34 7 3 Detailed Description of Menu Items 35 TAURS EVE 00 2 usu nunus E O feteccads Uashon O 36 Chapter 6 OpblionaliealiS u uuu uuu yau uum uska ansa a a qaku asss opa qhaya 40 S1 RODIACING DIISUPIIS Su u uuu l u uu u unun Oa 2 ab hecarsanssusnasaiesueeiecess 40 Chapter 9 ProducrSpeciliCaiOn ts uy L ma m u a aa S aa s sas 41 9 ADBpIGaDIS SISIIQar Suu unutan uba a any neutron utu shka a 41 9 2 Environmental Characteristics 41 93 Mecnanical Characteristics vis uuu um us u un E 41 9 4 Electrical Characteristics Input Rectifier 42 9 5 Electrical Characteristic
16. Table 7 7 Table 7 8 Table 9 1 Table 9 2 Table 9 3 Table 9 4 Table 9 5 Table 9 6 Table 9 7 Table 9 8 Table of Tables Table of Tables UPS Configuration bis u k uu uuu iy AT aT 5 Maximum Steady State AC and DC Current a a ar arrrsrrsraaa 6 Description of Input Dry Contactiu uu u uuu u ua u aidara Tie Aai 8 Description of Input Dry Contact for Remote EPO 9 Description of Status Interface and Connection of Generator 10 D sekrIptiorn or BEB I ALeM aCe u l l u l us s Sa aasEs 10 Battery warning dry contact interface description 11 Integrated warning dry contact interface description 11 Description of Mains failure warning dry contact 12 Description of UPS Operator Control and Display Panel 32 SlatGsib scripupikeolladical oryua a uyu uuu a ba u Tamu aaa aa 33 DescriptionorAuqdible Alans uu uu u iy ass m A O EANA 33 F u icuonsofF unmetionarKeysu zu 2 Q m u u u a ubapa saus a Sa 33 Des eriBtion of LED ICONS xx augu unun a a aaa kein 34 Description of Items in UPS System Information Window 35 tem DESCHIDTIONOF UPS MENU ex au uu u u aaa e Dann aa as
17. VA User Manual Chapter 5 Operations 5 3 Operating Mode The UPS is an on line double conversion reverse transfer UPS that permits operation in these modes Normal mode Battery Mode Auto restart mode Bypass mode Cold start mode Maintenance mode manual bypass Parallel redundancy mode Eco Mode 5 3 1 Normal Mode The UPS inverter power modules continuously supplies the critical AC load The rectifier charger derives power from the AC mains input source and supplies DC power to the inverter while simultaneously FLOAT or BOOST charging its associated backup battery 5 3 2 Battery Mode Upon failure of the AC mains input power the inverter power modules which obtains power from the battery suppliesthe critical AC load There is no interruption in power to the critical load upon failure After restoration of the AC mainsinput power the Normal Mode operation will continue automatically without the necessity of user intervention 5 3 3 Auto Restart Mode The battery may become exhausted following an extended AC mains failure The inverter shuts down when thebattery reaches the End of Discharge voltage EOD The UPS may be programmed to Auto Recovery after EOD after a delay time if the AC mains recovers This mode and any delay time are programmed by the commissioningengineer 5 3 4 Bypass Mode If the inverter overload capacity is exceeded under normal mode or if the inverter becomes unavailable for anyreason the s
18. ad 6min Overload 1000 load 100ms Superior protection bypass Thermal magnetic breaker the capacity is 125 of rated current output IEC60947 2 line N A curve C Z Current rating of neutral cable A Switch time between bypass and inverter Synchronized switch lt 1ms Upper limit 10 15or 20 default 20 Bypass voltage Lower limit 10 20 30 or 40 default 20 tolerance Vac acceptable stable bypass voltage delay 10s Bypass frequency tolerance 2 5 5 10 or 20 default 10 Synchronization Window Hz Rated frequency 2Hz selectable from 0 5Hz 5Hz 1 Factory setting is 400V Commissioning engineers can set to 380V or 415V 1 7xIn 50 60 Smart Tower UPS 40KVA 120KVA User Manual 43 Chapter 9 Product Specification 2 Commissioning engineers can set to 50Hz or 60Hz For example UPS is set to frequency inverter mode and then bypass status will be neglected 9 8 Efficiency Table 9 8 Efficiency Air Exchange Rated Efficiency kVA 40 120kVA Normal moge dual conversion ECO mode a a j Battery discharging efficiency DC AC battery at nominal voltage 480Vdc and lull rated linear load patery mode Maximum air exchange 6 04 power unit 4 53 bypass module 44 Smart Tower UPS 40KVA 120KVA User Manual V3 0
19. al operating temperature of battery is 20 C Operating above this temperature willreduce the battery life and operation below this temperature will reduce the battery capacity If the average operatingtemperature of battery is increased from 20 C to 30 C then the service life of the battery will be reduced by 50 Ifthe operating temperature of the battery is above 40 C then the battery service life will be decreased in exponentrate In a normal installation the battery temperature is maintained between 15 C and 25 C Keep batteries awayfrom heat sources or air outlets If external batteries are to be used the battery circuit breakers or fuses must be mounted as close as possible to the batteries and the connecting cables should be as short as possible 1 3 3 Storing Should the equipment not be installed immediately it must be stored in a room so as to protect it against excessivehumidity and heat sources see Jable 9 2 The battery needs to be stored in dry and cool place with good ventilation The most suitable storage temperature is 20 C to 25 C A Preventing battery deep discharge Should the UPS remain unpowered for a prolonged period of time while the batteries are connected the batteries may deeplydischarge and being permanently damaged In such cases it is therefore recommended to leave the battery circuit breaker s open During storage in any case periodically charge the battery according to the battery user manuals 1
20. al tools and should be carriedout only by trained personnel The components that can only be accessed by opening the protective cover with tools cannotbe maintained by user This UPS full complies with IEC62040 1 1 General and safety requirements for use in operator access areaUPS Dangerous voltages are present within the battery box However the risk of contact with these high voltages isminimized for non service personnel Since the component with dangerous voltage can only be touched by opening theprotective cover with a tool the possibility of touching high voltage component is minimized No risk exists to any personnelwhen operating the equipment in the normal manner following the recommended operating procedures in this manual Smart Tower UPS 40KVA 120KVA User Manual Safety Precautions AA Battery voltage higher than 400Vdc All the battery maintenance and servicing procedures involving internal access need special tools or keys and should becarried out only by trained personnel SPECIAL CARE SHOULD BE TAKEN WHEN WORKING WITH THE BATTERIES ASSOCIATED WITH THIS EQUIPMENT WHEN CONNECTED TOGETHER THE BATTERY TERMINAL VOLTAGE WILL EXCEED 400Vdc AND IS POTENTIALLYLEATHAL Battery manufacturers supply details of the necessary precautions to be observed when working on or in the vicinity of alarge bank of battery cells These precautions should be followed implicitly at all times Particular attention should be paid tothe r
21. and battery temperature input interface Generator input dry contact interface Battery warning output dry contact interface Battery circuit breaker interface Mains failure warning output dry contact interface Intellislots TM intelligent card interface User communication interface The UPS dry contact board GJ provides input dry contacts and output dry contacts Dry contactor gt r 2 ss a 7 8 8 0O O O 0O ll a O fetes teste eves testes NDoooooooooo00000000 Ooooo0ooo0ooo00oOo0Oo0o00000 O OoOooooo0oooooooo0o0000 OOooogagogo 0000000 oonong0o0noao0og oonoo0o0000 OO oOo OO Oo OO Oo O Oo 4 D 4 m N Q v amp z o0 WN am pe Fig 1 3 Bypass Module Include Interface of Dry Contact Board GJ and Monitoring Board Fk 1 7 2 Dry Contact Interface of Battery and Environmental Temperature Detection The input dry contact J2 and J3 detect the temperature of batteries and environment respectively which can be used in environment monitoring and battery temperature compensation J2 and J3 interfaces diagram are shown in fig 1 4 and the description of interface is in table 1 3 TEMP BAT NV J2 J3 Fig 1 4 Diagram of J2 and J3 Dry Contact of Temperature Detection Table 1 3 Description of Input Dry Contact Position ame Purpose J2
22. apter 1 Installation 1 4 2 Moving the Cabinets A Warning Ensure that any lifting equipment used in moving the UPS cabinet has sufficient lifting capacity The UPS is fitted with castors take care to prevent movement when unbolting the equipment from its shipping pallet Ensureadequate personnel and lifting aids are available when removing the shipping pallet Ensure that the UPS weight is within the weight loading capacity range of any hoisting equipment See Table 9 3 forUPS weight UPS and optional cabinets can be handled by means of a fork lift or similar equipment The UPS cabinet can also be moved by its castors when moving in a short distance Note Care must be taken when handling units fitted with batteries Keep such moves to a minimum 1 4 3 Clearances Required for Operating As UPS has no ventilation grills at either sides no clearances are required for the sides To enable routine tightening of power terminations within the UPS it is recommended that clearance around the front of the equipment should be sufficient to enable free passage of personnel with the doors fully opened It is important to leave a distance of 500mm in the rear side of the rack to permit adequate circulation of air coming out of the unit 1 4 4 Front Access The component layout of the UPS supports front and rear access and repairing the UPS thus reducing the space requirement for side access 1 4 5 Final Positioning When the equipment has been fi
23. as 35 WPS TVEDE L tc cycteti cass tarataptaca coke ath a nedeennuesaens 36 Compliance with European and International Standards 41 Environmental PFOBertI8es uuu uu sean uuu saleusuealvates aE a Uensaueduns EA 41 Mechanical P r perUIeS u 21 uuu uu Salum sua a ss aS uu ua au 41 Rectifier AC IRBp t mal S u uy y Q uuu a a peasant sassa Bp 42 Falteryilniormatuoriix uu oe Z ss a aa tap mamam auasysusqukaaaa Aa 42 Inverter Output to Critical boad zg ua u u u umu uuu Sis pa ia uyaq 42 Ly S liipin yum u Du ua m kun aasma S oe sie are nese ceases 43 Efficient All EXehanpezn u npa a ma minsan seemed 44 Smart Tower UPS 40KVA 120KVA User Manual VII Chapter 1 Installation Chapter 1 Installation 1 1 Introduction This chapter introduces the relevant requirements for positioning and cabling of the UPS and related equipment Because each site has its requirements it is not the aim of this chapter to provide step by step installationinstructions but to act as a guide for the general procedures and practices that should be observed by the installingengineer A JN Warning installation can only be done by authorized engineers Do not apply electrical power to the UPS equipment before the commissioning engineer arrives at installation site The UPS should be installed by a qualified engineer in accordance with the information contained in this chapter All theequipment not referred to in this manual i
24. attery in the place near the heating source or burn the battery or place it into fire Otherwise battery leakage bulging fire or explosion may be caused Batteries shall be placed in such a manner that two bare live parts with the potential difference of more than 150V shall not be contacted at the same time If it is unavoidable insulated terminal cover and insulated cables shall be used for connection If external batteries are to be used the battery circuit breakers or fuses must be mounted as close as possible to the batteries and the connecting cables should be as short as possible A N Battery Handling When connecting the battery follow the precautions for high voltage operation Before accepting and using the battery check the appearance the battery If the package is damaged or the battery terminal is dirty corroded or rusted or the shell is broken deformed or has leakage replace it with new product Otherwise battery capacity reduction electric leakage or fire may be caused m Before operating the battery remove the finger ring watch necklace bracelet and any other metal jewelry m Wear rubber gloves m Eye protection should be worn to prevent injury from accidental electrical arcs m Only use tools e g wrench with insulated handles The batteries are very heavy Please handle and lift the battery with proper method to prevent any human injury or damage to the battery terminal Do not decompose modify or damage the
25. battery Otherwise battery short circuit leakage or even human injury may be caused The battery contains sulfuric acid In normal operation all the sulfuric acid is attached to the separation board and plate in the battery However when the battery case is broken the acid will leak from the battery Therefore be sure to wear a pair of protective glasses rubber gloves and skirt when operating the battery Otherwise you may become blind if acid enters your eyes and your skin may be damaged by the acid At the end of battery life the battery may have internal short circuit drain of electrolytic and erosion of positive negative plates If this condition continues the battery may have temperature out of control swell or leak Be sure to replace the battery before these phenomena happen If a battery leaks electrolyte or is otherwise physically damaged it must be replaced stored in a container resistant to sulfuric acid and disposed of in accordance with local regulations If electrolyte comes into contact with the skin the affected area should be washed immediately with water Smart Tower UPS 40KVA 120KVA User Manual 13 Chapter 2 Battery Installation 2 2Battery Typologies According to the requested configuration UPS may need external batteries it consists of one or more strings of battery blocks installed on shelves in a locked cabinet or dedicated battery room The external battery cabinet can make use of each even number of battery
26. berPower Reliability Quality Value Cy User s Manual SO TPST40KE STP3T60KE STP3T80KE STP3T100KE SOTP3T120KE CyberPower Systems Inc www cpsww com Safety Precautions Safety Precautions This manual contains information concerning the installation and operation of high frequency UPS Please carefully read this manual prior to installation The UPS cannot be put into operation until it is commissioned by engineers approved by the manufacturer or its agent Not doing so could result in personnel safety risk equipment malfunction andinvalidation of warranty The UPS has been designed for commercial or industrial use only and is not intended for use in any life supportapplication This is a CLASS C Uninterruptible Power Supply UPS product In a domestic environment this product maycause radio interference in which case the user may be required to take additional measures N Conformity and standards This product complies with CE73 23 amp 93 68 low voltage safety and 89 336 EMC and the following UPS product standards IEC62040 1 1 General and safety requirements for use in operator access area IEC EN62040 2 EMC requirements CLASS C IEC62040 3 Performance requirements and test methods For more details refer to Chapter 9 Continued compliance requires installation in accordance with these instructions and the use of manufacturer approvedaccessories only N JN WARNING high earth leakage current Earth c
27. can cause explosion CAUTION Dispose of used battery according to the local instructions Smart Tower UPS 40KVA 120KVA User Manual 15 Chapter 3 Installation of UPS Rack System and Parallel System Chapter 3 Installation of Single UPS and Parallel System 3 1 Overview The UPS should be installed according to the installation procedures of the UPS rack module system and the requirements in this Chapter For single UPS installation the EPO button on the front panel of the UPS controls the emergency stop of UPS modules and bypass static switch and also supports remote emergency power off function that can be used to shut down the UPS rack module remotely 1 The remote EPO switch must provide normally open or normally closed dry contact signals 2 The open circuit voltage is 24Vdc and the current is less than 20mA 3 Normally closed EPO J4 terminals Pin 1 and pin 2 have been connected in factory and located on the dry contact board GJ UPSI Dry contact board GJ UPSI Dry contact board GJ UPS2 Dry contact board GJ Fig 3 1 Circuit diagram of EPO 3 2 UPS in Parallel System The basic installation procedures of parallel system are the same with those of the single UPS In this section only the installation procedures related to the parallel system are introduced 3 2 1 Installation of Cabinet To make the maintenance and system test easier an external maintenance bypass is recommended i
28. ction of protective devicesmust provide discrimination with those that are used at the input to the UPS see Tab 9 7 1 6 Power Cables Design the cables according to the descriptions in this section and local regulatory wiring standards and theenvironmental conditions temperature and physical support media should be taken into consideration Refer tolEC60950 1 Table 3B Cabling FAILURE TO FOLLOW ADEQUATE EARTHING PROCEDURES CAN RESULT IN EMI ELECTRIC SHOCK HAZARD OR RISKOF FIRE SHOULD AN EARTH FAULT OCCUR Table 1 2 Maximum Steady State AC and DC Current Rated current A Main input current at full load Outs nasta abu Battery discharging current at battery charging P E O D 1 67V cell no overload 38 40 V 400V 415V 380V 400V 415V Batt stri l l a PERE Batt string Batt string 2 266 100 2 22 Note 1 Input current of common input configurations of rectifier and bypass 2 Take special care when determining the size of the output and bypass neutral cable as the current circulating onthe neutral cable may be greater than nominal current in the case of non linear loads which is usually 1 732 times ofrated currents 3 The earth cable connecting the UPS to the main ground system must follow the most direct routepossible The earth conductor should be sized according to the fault rating cable lengths type of protection etc According to AS IEC60950 1 the cross section area of the conductor is 50mm 120KVA
29. d overload capacity of the system see Tab 9 7 Generally the circuit breaker with IEC60947 2 tripping curve C normal at the 125 of the current listed in Tab 9 7 is recommended In case a split bypass is used separate protective devices should be installed for the rectifier input andbypass input in the incoming mains distribution panel Note The rectifier input and bypass input must use the same neutral line Protection against earth faults RCD devices The RCD device installed upstream of the input supply should Sensitive to DC unidirectional pulses class A in the network Insensitive to transient current pulses Have an average sensitivity that is adjustable between 0 3A and 1A Smart Tower UPS 40KVA 120KVA User Manual 5 Chapter 1 Installation Ani Fig 1 2 The Symbols of RCCB When using the RCD in the split bypass system or parallel system the RCD should be installed in the upstream ofthe input distribution to avoid wrong alarm The residual current introduced by RFI filter in the UPS is between 3 5mA and 1000mA It is recommended to confirm the sensitivity of each RCD of upstream input distribution and downstream distribution to load 1 5 2 External Battery The DC compatible circuit breaker provides over current protection for UPS system and battery which is provided by the external battery cabinet 1 5 3 UPS Output In the eventuality that an external distribution panel is used for load distribution the sele
30. dure to select a language needed 1 Inmain menu se enter in function setting menu in the LCD screen 2 Select language setting menu 3 Select the language and make sure At this time all the words in the LCD will be displayed in the selected language 6 9 Changing the Current Date and Time To change system date and time 1 In main menu sees enter in function setting menu in the LCD screen 2 Select time setting 3 Enter new date and time then enter to confirm it 6 10 Control Password 1 The system is password protected to limit the operator s operating and control authorities You can only operate andtest the UPS and battery after entering correct password 1 The default password 1 is 88628862 Smart Tower UPS 40KVA 120KVA User Manual 31 Chapter 7 Operator Control and Display Panel Chapter 7 Operator Control and Display Panel This chapter introduces the functions and operation instructions of the UPS operator control and display panel in detail and provides LCD display information including LCD display types detailed menu information prompt window information and UPS alarm list 7 1 Introduction The operator control and display panel is located on the front panel of the UPS Through the LCD panel the operator can operate and control the UPS and check all measured parameters UPS and battery status event and history logs The operator control panel is divided into three functional areas as shown in fig 7 1 mim
31. e iiz e oo oB mC L oo 7 L us e oC mN ae oN Batt t BAT Batt CHARGER Battery Module Power Unit N oe II BCB HEH oo e BCB Jil Fig 5 1 Single Unit Block Diagram 5 1 1 Split Bypass Input Fig 5 1 illustrates the UPS in what is known as the split bypass configuration that is the bypassuses a separate AC Smart Tower UPS 40KVA 120KVA User Manual 23 Chapter 5 Operations source In this configuration the static bypass and maintenance bypass share the sameindependent bypass power supply and connect to the power supply through a separate switch Where a separatepower source is not available the bypass and rectifier input supply connections are linked 5 1 2 Static Transfer Switch The circuit blocks labeled Static Switch in fig 5 7 contain electronically controlled switching circuits that enable the critical load to be connected to either the inverter output or to a bypass power source via the static bypass line During normal system operation the load is connected to the inverter but in the event of a UPS overload or inverter failure the load is automatically transferred to the static bypass line To provide a clean non interruption load transfer between the inverter output and static bypass line the inverter output and bypass supply must be fully synchronized during normal operating conditions This is achieved through the inverter control electron
32. e Warning Dry Contact Table 1 9 Description of Mains failure warning dry contact Purpose Mains failure warning relay normally closed will be open during warning Mains failure warning relay normally open will be closed during warning Common connection Note All auxiliary cables must be double insulated twisted cables with cross sectional area of 0 5mm2 1 5mm2 for maximum connection length between 25m and 50m 12 Smart Tower UPS 40KVA 120KVA User Manual Chapter 2 Battery Installation Chapter 2 Battery Installation 2 1 General Recommendations Take special care when operating the batteries of the UPS system When all the battery cellsare connected the battery voltage can exceed 400Vdc which is potentially lethal The precautions for battery installation use and maintenance are to be provided by the batteries manufacturers The precautions in this section include the key issues that must be considered during the installation design which may be adjusted according to the specific local situations AA Battery Room Design The battery shall be installed and stored in a clean cool and dry environment Do not install the battery in a sealed battery chamber or sealed room The battery room ventilation shall at least meet the requirement of EN50272 2001 Otherwise battery bulging fire and even human injury may be caused The battery shall be installed far away from the heating source e g transformer Do not use or store the b
33. e epee S N 6 1 6 1 Cable Connections a rr r 7 1 7 Control Cabling and COMMUNICATION 8 1 7 1 UPS Dry Contact GJ and Monitoring Board FK Features 8 1 7 2 Dry Contact Interface of Battery and Environmental Temperature Detection 8 1 7 3 Remote EPO INDUL PO YUUuuu ul uuu u uuu uuu REDNER 9 1 7 4 Generator Input Dry Contact 9 ier Grog 1G Dh FON uu s s u renter renner etn a 10 1 7 6 Battery Warning Output Dry Contact Interface 11 1 7 7 Integrated Warning Output Dry Contact Interface 11 1 7 8 Mains Failure Warning Output Dry Contact Interface 12 Chapter 2 Battery Installation ccccccccsseccceeeeeceeeeeeeeeeceeceeeeeeeeeesessaueessaeeesaaeesseeseeseeenas 13 2 1 General Recommendalions a 13 2 2 Batory TY OOIO OIC uuu uu sss uk asasapbaskskasastsabupsasaumsasssatasyassysusustaqpussa 14 2 2 1 Ball ry Inelallall9 U UU u u ullu uuu e aE EERE TEAR 14 2 3 Battery Malntenancoe 15 Smart Tower UPS 40KVA 120KVA User
34. ecommendations concerning local environmental conditions and the provision of protective clothing first aid andfire fighting facilities Smart Tower UPS 40KVA 120KVA User Manual Contents Contents ICL FE CAUI ONS aa A EE E Chapter ri GRID uu u uu unu a uD sss a 1 I VO IOo u uu E kpasan kanaa asus asan assaka 1 J Hilli TAS ck S u u E E A EE OE A E E E E 1 F LOCA e a E E E a E A 1 J CUP EOC AN OA pore E E E aussi aps 1 1 3 2 External Battery ROOM c cccccsscecseeeceeeceeeeeeeeceeseceeesseeeeeeseueenseeecseseness 2 J AON e E uuu u a a aa 2 J tl O Ili i sop uu u ua umasa EE AE E OT 2 TV SII C DI uu uuu E EEEE EE E 2 1 4 2 Moving the Cabinets 3 1 4 3 Clearances Required for Operating 3 Jal j C C S u u uuu 3 1 4 5 Final Positioning u uuu Uu e eE E EE a EEO 3 1 4 6 Installation of Adjustable Feet 3 1247 UPS Golmposilion UL u a uuu aaa puak Gone ekenes awakusqa kanqa 3 ees DIS iy uuu u a E 5 1 5 External Protective Devices 5 1 5 1 Rectifier and Bypass Input Supply of the UPS 5 Tee SHAN AL y uu uuu uuu Z n s uuu ss 6 lo IPO QI Di uuu uu uu x R 6 Jo OW Cle CICS u u u u uuu Sosy sem
35. ed in a ring providing both performance and redundancy Dual bus controlcables are connected between any two UPS modules of each bus The intelligent paralleling logic provides the userwith maximum flexibility For example shutting down or starting up UPS modules in a parallel system can be done inany sequence Transfers between Normal and Bypass modes of operation are synchronized and self recovering e g following overloads and their clearance 3 The total load of the parallel system can be queried from each module s LCD 5 2 2Parallel Requirements of UPS Modules In order to assure that all UPS are equally utilized and to comply with relevant wiring rules the followingrequirements apply 1 All UPS shall be of the same rating and must be connected to the same bypass source 2 The bypass and the main input sources must be referenced to the same neutral potential 3 Any RCD Residual Current detecting device if installed must be of an appropriate setting and located upstreamof the common neutral bonding point Alternatively the device must monitor the protective earth currents of thesystem Refer to the High Leakage Current Warning in the first part of this manual 4 The outputs of all UPS modules must be connected to a common output bus AN Note Optional isolation transformers are available for applications where sources do not share the same neutral reference or where the neutral is not available 24 Smart Tower UPS 40KVA 120K
36. eeds the upper or lower y limit and results in rectifier shutdown Check the input phase voltage of rectifier Byp Sequence Err Sequence is reverse Check if input power cables are connected This alarm is triggered by an inverter software routine when the amplitude or frequency of bypass voltage exceeds the limit The alarm will automatically reset if the bypass voltage becomes normal First check if relevant alarm exists such as bypass circuit breaker open Byp Sequence Err and Ip Neutral Lost If there is any relevant alarm first clear this alarm Byp Volt Abnormal 1 Then check and confirm if the bypass voltage and frequency displayed on the LCD are within the setting range Note that the rated voltage and frequency are respectively specified by Output Voltage and Output Frequency 2 If the displayed voltage is abnormal measure the actual bypass voltage and frequency If the measurement is abnormal check the external bypass power supply If the alarm occurs frequently use the configuration software to increase the bypass high limit set point according to the user s suggestions Byp Module Fail Bypass Module Fails This fault is locked until power off Or bypass fans fail T road Bypass current is over the limitation If bypass current is under 135 of the rated yp current The UPS alarms but has no action BypOv Load Tout The bypass overload status continues and the overload times out This alarm is tr
37. el Redundancy Mode System Expansion 25 5 3 O ECMO anaapa aa hasqa ataman a u mausuapus uyasapa tsa 25 5 4 Battery Management Set During COMMISSIONING 26 94 1 NOMA PUNCUOM Ss uuu y ste baht n suu uka E A 26 5 4 2 Advanced Functions Software Settings Performed by the Commissioning E NONGO usupa asna kumu a aihn E ct actus taerasanndecetne 26 5 5 Battery Protection Settings by Commissioning Engineer 26 Chapter C Operaling INSiruCiOns u uu ceeds wass k eee E sDasasp ias 27 Oo WNT OCU ON ects ea sa Sti a Aerie uluya S A ippaamuspasi 27 6 1 1 PoWer SWINE S ususiy 22 n a a na ss qasata qunas phase qayasqa 27 G22 WPS SISIHUD oes iu u amisqa asus a r aqata Lusaka areas 27 6 2 TS arEUp Procediti 6 u u uu a 27 6 2 2 Procedures for Switching Between Operation Modes 28 6 3 Procedure for Switching the UPS between Maintenance Bypass and Normal Mode EEA P usa ETTE sa EET TE TE A AT as E EET TEE 29 6 3 1 Procedure for Switching from Normal Mode to Maintenance Bypass Mode 29 6 3 2 Procedure for Switching from Maintenance Mode to Normal Mode 30 IV Smart Tower UPS 40KVA 120KVA User Manual Contents 6 4 Procedure for Completely Powering Down a UPS 30 SEPO ROC COO unay usuka chuma E N uuu A So eed ceecataahceaaut 30 CGA SIA
38. ening pin 2 and 1 of J4 If an external emergency stop facility is required it is connected via the reserved terminals of J4 The external emergency stop facility needs to use shielded cables to connect to the normally open closed remote stop switch between these two pins If this facility is not used then pin 3 and pin 4 of J4 must be open or pin 1 and pin 2 of J4 must be shorted 1 The emergency stop action within the UPS will shut down the rectifier inverter and static bypass However it does not internally disconnect the mains input power supply To disconnect ALL power to the UPS open the upstream input circuit breaker s when the EPO is activated 2 Pin 1 and 2 of J4 have been shorted before the UPS is delivered 3 All auxiliary cables must be double insulated twisted cables with cross sectional area of 0 5mm2 1 5mm2 for maximum connection length between 25m and 50m 1 7 4 Generator Input Dry Contact J5 is the status interface for generator connection Connect J5 2 with J5 1 it indicates that the generator has been connected with the system The interface diagram is shown in fig 1 6 and interface description is shown in table 1 5 Smart Tower UPS 40KVA 120KVA User Manual 9 Chapter 1 Installation 24V J5 GEN_NO GEN_NO Generator Fig 1 6 Connection of Generator Table 1 5 Description of Status Interface and Connection of Generator Poston A 52 53 All auxiliary cables must be double insulated
39. er Table 9 4 Rectifier AC Input mains Items Unit Parameter Ee three phase and sharing neutral with the bypass input Input voltage range lt Rated AC Input Voltage Frequency 50 60 range 40Hz 70Hz 9 5 Electrical Characteristics Intermediate DC Link Table 9 5 Battery Information Battery bus voltage Nominal 240V one side range 198V 288V neadan Quantity of lead acid 480V 40 6cell 12V cells 2 25V cell selectable from 2 2V cell 2 35V cell Float charge voltage V cell VRLA Constant current and constant voltage charge mode T t mV C cl 3 0 selectable from 0 5 0 25 C or 30 C or inhibit compensation 2 4V cell selectable from 2 30V cell 2 45V cell Boostcharge voltage V cell VRLA Constant current and constant voltage charge mode 1 65V cell selectable from 1 60V cell 1 750V cell 0 6C discharge current E fdischargi i nd ofdischarging Vicell VRLA 1 75V cell selectable from 1 65V cell 1 8V cell 0 15C discharge voltage current EOD voltage changes linearly within the set range according to discharge current B hargi une Charging 10 UPS capacity selectable from 0 20 UPS capacity 9 6 Electrical Characteristics Inverter Output Table 9 6 Inverter Output to Critical Load Rated capacity kVA 40 120 Rated AC voltage 380 400 415 three phase four wire and sharing neutral with the bypass 110 load 1 hour overload 125 load 10min 150 load 1
40. erates in the following 3 modes listed in table 6 1 This section describes various kinds of operating procedures under each operating mode including transfer between operating modes UPS setting and procedures for turning on off inverter Tab 6 1 UPS Operating mode Operating mode Descriptions UPS powers the load Bypass mode The load power supply is provided by the static bypass This mode can be regarded as a temporary transition mode between the normal mode and maintenance bypass mode or a temporary abnormal operating status Maintenance mode UPS Shuts down the load is connected to the mains vie Maintenance bypass NOTE in this mode the load is not protected against abnormal mains Note 1 Refer to Chapter 7 Operator Control and Display Panel for all the user operating keys and LED displays 2 The audible alarm may annunciate at various points in these procedures 3 The UPS function can be set via maintenance software However the setting and commissioning must be done by maintenance engineers trained 6 1 1 Power Switches The UPS has a maintenance bypass breaker a main input breaker and a output breaker and all the other transfers are processed automatically by internal control logics 6 2 UPS Startup Do not start the UPS until the installation is completed the system has been commissioned by authorized personnel and the external power isolators are closed 6 2 1 Start Up Procedure This procedure must be followed
41. es and UPS and human injury The battery connecting terminal shall not subject to any external force such as the pulling force or twisting force of the cable Otherwise the internal connection of the battery may be damaged and in severe case the battery may catch fire Do not connect power until the total voltage of the battery string is verified correct through measurement Do not connect any conductor between the positive and negative terminals of the battery Do not close the battery circuit breakers before getting the approval from the commissioning engineer 2 3 Battery Maintenance For the battery maintenance and precautions please refer to IEEE Std 1188 2005 and the relevant manuals provided by the battery manufacturers A Battery Maintenance Note Check to ensure that all the safety devices are in place and function normally Check if the battery management parameter setting is normal particularly Measure and record the air temperature in the battery room Check if the battery terminals are damaged or have the symptom of heating and if the shell or cover is damaged Please fasten every bolt on the terminal according to the fastening torque specified in the table below After 1 2 months of service recheck to make sure that each screw has been fastened according to the specified torque Otherwise there is risk of fire CAUTION Use the battery with the same capacity and type if battery is replaced by an incorrect type it
42. her the power module s capacity is big enough for load Whether the rectifier is ready Whether the bypass voltage is normal Manual Transfer Byp Transfer to bypass manually Escape from transfer to bypass manually command If UPS has been transferred Esc Manual Byp I to bypass manually this command enable UPS to transfer to inverter Batt Volt Low Battery Voltage is Low Before the end of discharging battery voltage is low warning should occur After this pre warning battery should have the capacity for 38 Smart Tower UPS 40KVA 120KVA User Manual On Ups Inhibited Chapter 7 Operator Control and Display Panel 3 minutes discharging with full load Batt Reverse Battery cables are connected not correctly The N Power Unit Inverter Protect Check Whether inverter voltage is abnormal N INV Protect 9 I Whether inverter voltage is much different from other modules if yes please adjust inverter voltage of the power module separately The mains neutral wire is lost or not detected For 3 phases UPS its Ip Neutral Lost recommended that user use a 3 poles breaker or switch between input power and 43 UPS Byp Fan Fail At least one of bypass module Fans Fails The N Power Unitis manually shutdown The power unit shuts down rectifier and N Manual Shutdown inverter and there s on inverter output Manually force the Charger work in boost charge mode Manfloat Manually force the charger work in float charge
43. ic current path LCD display amp Menu control and operation button The detailed description of control and display panel is shown in table 7 1 DY 9 oso STATUS BYP REC INV OUTPUT BAT Fig 7 1 UPS operator control and display panel Table 7 1 Description of UPS Operator Control and Display Panel PREC C 7 Rectifier indicator EPO EPO emergency power off BT Bate inca B S BYP pass init ENTER OUTPUT a STATUS 2 C j O oo 32 Smart Tower UPS 40KVA 120KVA User Manual Chapter 7 Operator Control and Display Panel 7 1 1 Mimic Current Path The LEDs shown on the mimic current path represent the various UPS power paths and show the current UPS operating status The status description of indicators is shown in table 7 2 Table 7 2 Status Description of Indicator indicator Off Steady green Rectifier is normal Flashing green Rectifier is starting Rectifier FE ai Steady red Rectifierfault indicator Flashing red Main input is abnormal Of Rectifier is not working Steady green Battery is charging Flashing green Battery is discharging Battery Battery is abnormal battery failure no battery or battery reverse or battery ee Steady red indicator converter is abnormal failure over current or over
44. icator flashes during the startup of inverter After about 1minute the inverter is ready the UPS transfers from bypass to inverter the bypass indicator turns off and the inverter and load indicators turn on The UPS is in normal mode The UPS Mimic LEDs will indicate as following LED Green Beyne fd 4 Close external battery switch battery indicator turns off a few minutes later the battery will be charged by UPS The UPS Mimic LEDs will indicates as following LED Rectifier indicator 6 2 2 Procedures for Switching Between Operation Modes Switch from normal mode to bypass mode Press Tranbyp menu in menu OM switch to bypass mode N Note In bypass mode the load is directly fed by the mains power instead of the pure AC power from the inverter Switch from bypass mode to normal mode Press Esc byp menu in bypass mode After the inverter enteringin normal operation the UPS transfers to normalmode Battery Start optional e Verify that the battery is properly connected Press the cold start up button see as fig 6 1 at the right up side of breakers for 1 seconds At this point the LCD displays the start screen press cold start up button again And the battery indicator flashes green It stops flashing and becomes solid green about 10 seconds after the rectifiers enter in normal operation e The inverter starts up automatically the green inverter indicator flashes The UPS works in battery
45. ics which makes the inverter frequency track that of the static bypass supply provided that the bypass remains within an acceptable frequency window A manually controlled maintenance bypass supply is incorporated into the UPS design It enables the critical load tobe powered from the utility bypass supply while the UPS is shut down for routine maintenance N Note When the UPS is operating in bypass mode or on maintenance bypass the connected equipment is not protected from power failures or surges and sags 5 21 1 Parallel System Several single unit UPS may constitute a 1 1 system where up to two single units operate together for the purpose of providing additional power or reliability or both The load is equally shared between any paralleled UPSs In addition two UPS or 1 1 groups may be configured as distributed redundant systems Each UPS or system has independent outputs that nevertheless are synchronized through a Load Bus Synchronizer LBS so that critical loads can be seamlessly transferred from one system to another See 5 3 Operating Mode for more information 5 2 1Features of Parallel System 1 The hardware and firmware of single UPS are completely compatible with the requirements of aparallel system Parallel configuration can be achieved merely through settings in configuration software Theparameters settings for the modules in parallel system shall be consistent 2 Parallel control cables are connect
46. iggered by an inverter software routine when the frequency of bypass voltage exceeds the limit The alarm will automatically reset if the bypass voltage becomes normal First check if relevant alarm exists such as bypass circuit breaker open Byp Sequence Err and Ip Neutral Lost If there is any relevant alarm first clear this alarm BypFreqOv Track 1 Then check and confirm if the bypass frequency displayed on the LCD are within the setting range Note that the rated frequency are respectively specified by Output Frequency 2 If the displayed voltage is abnormal measure the actual bypass frequency If the measurement is abnormal check the external bypass power supply If the alarm occurs frequently use the configuration software to increase the bypass high limit set point according to the user s suggestions The load is on bypass because the output overload transfer and re transfer is Exceed Tx Times Lmt fixed to the set times during the current hour The system can recover automatically and will transfer back to the inverter with 1 hour Output shorted Circuit Fist check and confirm if loads have something wrong Output Shorted Then check and confirm if there is something wrong with terminals sockets or some other power distribution unit If the fault is solved press Fault Clr to restart UPS status and recover the mains power in time 15 16 7 1 19 20 1 2 tN oo N E
47. in input parameter voltage current PF frequency History log system information Function setting display calibration password setting time setting date format communication protocol and language setting system setting used only for manufacturer Battery data battery parameter setting used for service engineer Test battery self test battery maintenance Functional keys used by service staff fault clear history log clear mute on or off manual transfer to bypass or escape from bypass user setting System mode machine number system ID output voltage adjustment frequency slew rate frequency range Output parameter voltage current PF frequency Load Apparent load active load reactive load load percent Mute off mute on Page up down The LCD menu tree is shown as below Please refer to table 7 7 Item Description of UPS Menu 34 Smart Tower UPS 40KVA 120KVA User Manual Chapter 7 Operator Control and Display Panel 7 3 Detailed Description of Menu Items The LCD main display shown in fig 7 3 is described in details below UPS information window UPS information window display the current time and UPS name The information of the window is not necessary for the user to operate The information of this window is given in table 7 6 Table 7 6 Description of Items in UPS System Information Window Display content STP3TXXXKE UPS model System mode S single mode E ECO mode P Parallel mode 16
48. in the specifications and usermanuals of the battery manufacturers Each battery terminal should be insulated after its connection has been made Check if the battery is unexpectedly grounded If the battery is unexpectedly grounded remove the earth powersupply Contacting any part of the grounded earth may be subject to electric shock Measure the battery voltage and carry out battery voltage calibration after the UPS is started BAT GND BAT BAT B _ 40 batteries connection Fig 2 1 Diagram of Batteries Connection A A Warning Battery connections When using a traditional battery solution always comply with the following precautions Disconnect the charging power before connecting or disconnecting the cable of the battery terminals Do not connect the cables between the UPS battery terminals and the batteries before getting the approval from the commissioning engineer When connecting the cables between the battery terminals and the circuit breaker always connect the circuit breaker end of the cable first 14 Smart Tower UPS 40KVA 120KVA User Manual Chapter 2 Battery Installation Be sure to connect the positive negative terminals of the batteries to those of the circuit breakers and those of the circuit beakers to those of the UPS respectively with reference to the markings of positive negative terminals Reverse connection of battery polarities will result in explosion fire accident the damage of batteri
49. ke sure the charge current is 0 Open the mains input breaker Q1 bypass input breaker Q2 and output breaker Q4 open the external battery breaker For 40kVA open the mains input breaker bypass input breaker and external battery breaker If you need to maintain the module wait for 10 minutes to let the DC bus capacitor fully discharge before removing corresponding module When the maintenance bypass switch is on position of ON some part of the UPS circuit still has hazardous voltage Therefore only qualified person can maintain the UPS When the UPS is in maintenance bypass mode the load is not protected against abnormal mains supply Smart Tower UPS 40KVA 120KVA User Manual 29 Chapter 6 Operating Instructions 6 3 2 Procedure for Switching from Maintenance Mode to Normal Mode For 50kVA 120kVA 1 Close output breaker Q4 Close bypass breaker Q2 After initialization the bypass static switch closes 2 Open the manual maintenance breaker Q2 D Close input breaker Q1 The LCD starts up at this time The Rectifier indicator flashes during the startup of rectifier The rectifier enters normal operation state and the rectifier indicator goes steady green A Warning Before opening the maintenance breaker Q3 make sure that static bypass switch is working according power flow displayed on LCD 4 After about 60s UPS transfers to inverter Close external battery breaker For 40kVA 1 Close bypass input b
50. min gt 150 load 200ms Fault current current Fault current 300 short current limitation for 200ms Non linear load ues 3 100 Capability Neutral current capability 170 42 Smart Tower UPS 40KVA 120KVA User Manual Chapter 9 Product Specification Rated capacity kVA 40 120 1 balanced load 1 5 100 unbalance load Transient voltage 4 5 response THD lt 1 5 linear load lt 5 non linear load Output voltage tolerance Synchronization Window Rated frequency 2Hz selectable 1 5Hz Max change rate of synch 1Hz s default selectable 0 1 5Hz s frequency Inverter voltage range Note 1 Factory setting is 380V Commissioning engineers can set to 400V or 415V 2 Factory setting is 50Hz Commissioning engineers can set to 60HZ 3 EN50091 3 1 4 58 crest ratio is 3 1 4 IEC62040 3 EN50091 3 including 0 100 0 load transient the recovery time is half circle to within 5 of stable output voltage 9 7 Electrical Characteristics Bypass Input Table 9 7 Bypass Input Rated capacity kVA STP3T40KE STP3T60KE STP3T80KE STP3T100KE STP3T120KE 380 400 415 three phase four wire sharing neutral with the rectifier input and providing neutral Rated AC Voltage Vac reference for the output 60 380V 80 380V 107 380V 134 380V 160 380V 58 400V 77 400V 103 400V 129 400V 154 400V Rated current A 56 415V 74 415V 99 415V 124 415V 148 415V 125 load long term 130 load 1 hour 150 lo
51. minals mA mB mC mN Refer to Fig 4 11 and tighten the connections to 5Nm M6 bolt or to 13Nm M8 bolt ENSURE CORRECT PHASE ROTATION AND TIGHTEN CONNECTION TERMINALS No need to connect the bypass input cables to bypass input terminals bA bB bC mN Note For the frequency converter operation mode ensure that the bus bars between Bypass and Rectifier inputs are removed 6 Connect the system output cables between the UPS output bus bars oA oB oC oN Refer to Fig 4 17 and the critical load and tighten the connections to 5Nm M6 Bolt or to 183Nm M8 Bolt ENSURE CORRECT PHASE ROTATION AN nanne If the load equipment will not be ready to accept power on the arrival of the commissioning engineer then ensure that the systemoutput cables are safely isolated at their ends 7 Re install all the protective covers Smart Tower UPS 40KVA 120KVA User Manual 7 Chapter 1 Installation 1 7 Control Cabling and Communication 1 7 1 UPS Dry Contact GJ and Monitoring Board FK Features According to the specific needs of the field the UPS may need auxiliary connection to realize the management of thebattery system including external battery switch and battery temperature sensor communicate with PC providealarm signal to external device or realize remote EPO These functions are realized through the UPS dry contact board GJ and monitoring board JK at the front of bypass module The boardsprovide the following interfaces EPO Environment
52. mode Lost N X Redundant Lost N X Redundant There is no X redundant powers module in system EOD Sys Inhibited System is inhibited to supply after the battery is EOD end of discharging Smart Tower UPS 40KVA 120KVA User Manual 39 Chapter 8 Optional Parts Chapter 8 Optional Parts 8 1 Replacing Dust Filters Each filter is held in place by a bracket on either side of each filter To replace each filter Open the UPS front door and locate the filters on the back side of the front door Remove one bracket and loosen the screw on the second bracket The second bracket need not be removed Remove the dust filter to be replaced Insert the clean filter Reinstall the bracket tightening the screw securely Tighten the screw on the second bracket OF Oe ee Na Fig 8 1 Location of Dust Filter 40 Smart Tower UPS 40KVA 120KVA User Manual Chapter 9 Product Specification Chapter 9 Product Specification This chapter provides UPS product specification 9 1 Applicable Standards The UPS has been designed to conform to the following European and international standards Table 9 1 Compliance with European and International Standards Canela safety requirements for UPS used EN50091 1 1 IEC62040 1 1 AS 62040 1 1 in operator access areas EMC C EN50091 2 IEC62040 2 AS 62040 2 C3 Electromagnetic compatibility requirements for UPS Method of specifying the perf d ethod of specifying the pe
53. n parameters are marked on the label 1 3 Location 1 3 1 UPS Location The UPS is intended for indoor installation and should be located in a cool dry and clean environment with adequate ventilation to keep the environmental parameters within the specified operating range see Table 9 2 The UPS uses forced convection cooling by internal fans Cooling air enters the modulethrough ventilation grills located at the front part of the cabinet and exhausted through grills located in the rear part ofthe cabinet Please do not block the ventilation holes If necessary a system of extractor fans should be installed to aid cooling air flow An air filter should be used whenthe UPS Smart Tower UPS 40KVA 120KVA User Manual 1 Chapter 1 Installation is to operate in a dirty environment and should be regularly cleaned to maintain airflow The cooling capacity of air conditioner should be selected according to the power loss data of UPS specified in Table 9 8 Normal mode VFI SS 111 double conversion UPS Note The UPS should be installed on a cement surface or other surface that is not combustible 1 3 2 External Battery Room The battery will generate some amount of hydrogen and oxygen at the end of charging so the fresh air volume of thebattery installation environment must meet EN50272 2001 requirements The ambient temperature of the battery must be stable Ambient temperature is a major factor in determining thebattery capacity and life The nomin
54. n the installation 16 Smart Tower UPS 40KVA 120KVA User Manual Chapter 3 Installation of UPS Rack System and Parallel System 3 2 2 External Protective Devices Refer to Chapter 1 Installation 3 2 3 Power Cables The power cable connection of the parallel rack module system is similar to that of the single UPS rack module system If the bypass input and rectifier input share the same neutral terminal and if an RCD protective device is installed at the input then the RCD device must be installed before the input cables are connected to the neutral terminal Refer to Chapter 1 Installation Note The length and specification of the power cables of each UPS module should be the same including the bypass input cables and UPS output cables so that the load sharing effect can be achieved in bypass mode 3 2 4 Parallel Signal Board Installation of parallel signal board The parallel signal board Bu is installed at the rear of the static switch power module Refer to fig 3 2 Fig 3 2 Installation of Parallel Signal Board BJ Remove parallel kit as fig 1 4 Install parallel signal board BJ as fig 3 2 a Connect W401 to BJ J2 and W402 to BJ J1 as fig 3 2 a assemble the parallel kit back to bypass module Leave the another cable terminals at the back side of bypass module Connect W401 to ZJ J19 and W402 to ZJ J21 on the rear left side as fig 3 2 b e Put special glue on the connection 3 2 5 Control Cables Parallel contr
55. nally positioned ensure the adjustable feet are set so that the UPS will remainstationary and stable 1 4 6 Installation of Adjustable Feet Installation diagrams in Chapter 4 of this manual identify the location of the holes in the base plate through whichthe equipment can be bolted to the floor If the UPS is to be located on a raised floor it should be mounted on apedestal suitably designed to accept the UPS point loading more than 800 kg 1 4 7 UPS Composition The UPS structure is shown in Fig 1 1 The UPS configuration is provided in Table 1 1 Smart Tower UPS 40KVA 120KVA User Manual 3 Chapter 1 Installation b m m sl sq t a e T HINLTIMJINIIIININIINJNTUIIINNII ET IIHINILIIUTUTUHIHUDDUMDUUIINUII OT T T TT T Oe TCC CCE Eee T ILULLIRUUYIUMIUDIDTUIUTDYUUUIHMUUUT 1111111111 T OE OT T OT T COO LO Eee ee A 60kVA 80kVA cabinet Smart Tower UPS 40KVA 120KVA User Manual Chapter 1 Installation 9 D
56. ntenance bypass switch is opened Attach necessary warning signs to these switches to prevent unauthorized operation 2 Open rear panel of the UPS and then the power connection terminals are visible 3 Connect the protective earth and any necessary grounding cables to the PE terminal The cabinet for the UPS must be connected to the user s ground connection Note The grounding cable and neutral cable must be connected in accordance with local and national codes practiceldentify and make power connections for incoming cables according to one of the two procedures below depending on the type of installation 4 For common bypass and rectifier inputs connect the AC input supply cables to the UPS input terminals nA mB mC mN Refer to Fig 4 11 and tighten the connections to 5 Nm M6 Bolt 183Nm M8 Bolt ENSURE CORRECT PHASE ROTATION 5 If a split bypass configuration is used connect the AC input supply cables to the rectifier input terminals mA mB mC mN Refer to Fig 4 11 and the AC bypass supply cables to the bypass input terminals bA bB bC mN and tighten the connections to 5 Nm M6 Bolt or 13Nm M8 Bolt or 25Nm M10 Bolt ENSURE CORRECT PHASE ROTATION Note For split Bypass operation ensure that the bus bars between Bypass and Rectifier inputs are removed The neutral line of bypass input must be connected to that of the rectifier input If the frequency converter configuration is used connect the AC input cables to the rectifier input ter
57. ol cable The parallel control cables are designed to be shielded and double insulated and are connected between the UPS rack modules to form a loop as shown below The parallel signal board BJ is installed in the bypass power unit This close loop connection ensures the reliability of the parallel system control Refer to fig 3 3 Smart Tower UPS 40KVA 120KVA User Manual 17 Chapter 3 Installation of UPS Rack System and Parallel System 18 Pl P2 Parallel Signal Board BJ Pl P2 Parallel Signal Board BJ UPSI UPS2 Fig 3 3 Connection of Parallel Control Cables of 1 N System Smart Tower UPS 40KVA 120KVA User Manual Chapter 4 Installation Drawing Chapter 4 Installation Drawing To User Safety SNMP Card Ground RS232 O oe O Connect to Batt amp Critical Load Temperature ENV Temperature Q EPO x a Main Supply Power Cables z Q 5 SEN A Single UPS system e BCB Bypass O Supply Batt Low O Alarm General Alarm a To External Battery Utility 5 Connection Fail z Fig 4 1 Wiring Diagram NXN V BCB_DRV BCB_CONT BCB STATUS BCB DRV Fig 4 2 External Battery Connection Smart Tower UPS 40KVA 120KVA User Manual 19 Chapter 4 Installation Drawing External BCB interface BCB DRV J6 1 BCB drive signal BCB STATUS J6 2 BCB contactor status normally opened Shor
58. onnection is critical before connecting the input supply include both utility supply and battery Earth leakage current introduced by the UPS in any configuration from 40kW to 120kW exceeds 3 5mA and is less thani000mA and complies with the requirements of IEC EN 62040 1 IEC EN 60950 1 Transient and steady state earthleakage currents which may occur when starting the equipment should be taken into account when selecting instantaneousSRCCB or RCD devices Residual Current Circuit Breakers RCCBs must be selected sensitive to DC unidirectional pulses class A and insensitiveto transient current pulses Note also that the earth leakage currents of the load will be carried by this RCCB or RCD This equipment must be earthed in accordance with local electrical authority codes of practice AA WARNING back feed protection This system has a control signal available for use with an automatic device externally located to protect againstback feed voltage through the mains Static Bypass circuit If this protection is not used with the switchgear that is used toisolate the bypass circuit a label must be added to the switchgear to advise service personnel that the circuit is connected toa UPS system The text has the following meaning or is equivalent to Isolate the UPS before working on the circuit of this UPS AA Components that can be maintained by user All the equipment maintenance and servicing procedures involving internal access need speci
59. ort interruption time lower than 10ms when transfer from ECO mode to battery mode it must be sure Smart Tower UPS 40KVA 120KVA User Manual 25 Chapter 5 Operations that the time has no effect on loads 5 4 Battery Management Set During Commissioning 5 4 1Normal Function 1 Constant Current Boost Charging Current can be set up as 0 20 default setting is 10 2 Constant Voltage Boost Charging Voltage of boost charging can be set as required by the type of battery For Valve Regulated Lead Acid VRLA batteries maximum boost charge voltage should not exceed 2 4V cell 3 Float Charge Voltage of float charging can be set as required by the type of battery For VRLA float charge voltage should be between 2 2V to 2 3V default setting is 2 25V 4 Float Charge Temperature Compensation optional A coefficient of temperature compensation can be set as required by the type of battery 5 End of Discharge EOD Protection If the battery voltage is lower than the EOD the battery converter will shut down and the battery is isolated to avoidfurther battery discharge EOD is adjustable from 1 6V to 1 75V per cell VRLA 5 4 2 Advanced Functions Software Settings Performed by the Commissioning Engineer Battery self test and self service At periodic intervals 25 of the rated capacity of the battery will be discharged automatically and the actual load must exceed 25 of the rated UPS kVA capacity If the load is less than
60. reaker 2 Turn output switch to UPS wait for seconds UPS works in bypass mode 3 Close input breaker and the rectifier indicator goes steady green after several seconds After about 60s UPS transfers to inverter 4 Close external battery breaker and assemble the output switch fixed kit back 6 4 Procedure for Completely Powering Down a UPS If you need to power down the UPS completely follow the procedures as Press EPO button on the right side of operation panel Open external battery breaker and internal battery breaker e Open mains input breaker Q1 bypass breaker Q2 and output breaker Q4 rotary switch If you need to isolate the UPS from the AC power supply you should open the external input power supply isolationfirst if the rectifier and bypass use different power supply you need to open these two input isolation respectively 6 5 EPO Procedure The EPO button is designed to switch off the UPS in emergency conditions e g fire flood etc To achieve this just press the EPO button and the system will turn off the rectifier inverter and stop powering the load immediately including the inverter and bypass and the battery stops charging or discharging If the input utility is present the UPS control circuit will remain active however the output will be turned off To completely isolate the UPS you need to open the mains input breaker and battery breaker 6 6 Auto Start Commonly the UPS is star
61. rformance and EN50091 3 IEC62040 3 AS 62040 3 VFI SS 111 test requirements of UPS Note The above mentioned product standards incorporate relevant compliance clauses with generic IEC and EN standards for safety IEC EN AS60950 electromagnetic emission and immunity IEC EN AS61000 series and construction IEC EN AS60146 series and 60950 9 2 Environmental Characteristics Table 9 2 Environmental Properties Acoustic noise level at 1 meter noise level at 1 meter OB 55 00 lt 1000m above sea level de rating power by 1 per 100m between Altitude of Operation wow e LE ea a SO gp y lop 1000m and 2000m Relative Relative Humidity RH 0 to 95 0 to 95 non condensing f r Operating Temperature 20 C UPS UPS Storage Transport Temperature Transport Temperature R S l R Se d Batt St ecommended Battery et 0 25 OPPP for optimum battery storage Temperature ss s ae eT FSR HET 0 to 40 degree Battery life is halved for every 10 C increase above 9 3 Mechanical Characteristics Table 9 3 Mechanical Properties TP3T100K Cabinet Specification STP3T40KE z 99 STP3T120KE Mechanical Pis so 540 762 1100 600 855 1350 600 855 1600 WxDxH waw Protection Level IEC 60529 IP20 Mechanical Dimension 44 134 Black front no color other sides Smart Tower UPS 40KVA 120KVA User Manual 41 Chapter 9 Product Specification 9 4 Electrical Characteristics Input Rectifi
62. rm if the displayed value is correct Disconnect non critical load In parallel system this alarm will be triggered if the load is severely imbalanced a N INV Ov Load Tout N Power Unit Inverter Over Load Timeout The UPS overload status continues and the overload times out Note The highest loaded phase will indicate overload timing out first When the timer is active then the alarm unit over load should also be active as the load is above nominal When the time has expired the inverter Switch is opened and the load transferred to bypass If the load decreases to lower than 95 after 2 minutes the system will transfer back to inverter mode Check the load displayed in LCD so as to confirm if this alarm is true If LCD displays that overload happens then check the actual load and confirm if the UPS has over load before alarm happens N INV Ov Temp The N Power Unit Inverter Over Temperature The temperature of the inverter heat sink is too high to keep inverter running This alarm is triggered by the signal from the temperature monitoring device mounted in the inverter IGBTs The UPS recovers automatically after the over temperature signal disappears If over temperature exists check Whether the ambient temperature is too high Whether the ventilation channel is blocked Whether fan fault happens Whether inverter overload time is out Inhibit system transfer from bypass to UPS inverter Check Whet
63. rtly discharged to activate battery until battery voltage is low Bypass must be in normal condition the battery capacity should be above 25 UPS transfer to battery discharge mode to test if the battery is normal Bypass must be in normal condition the battery capacity should be above 25 Stop testing Manually Stop the test including maintenance test capacity test Battery maintenance test Command Battery self check test Monitoring an Monitoring software version software version Rectified software i Rectifier software version version UPS system Inverted software nae ie ice Tate nverter softw versi information version The serial NO set when delivery from the factory Rated information System rated information 7 4 UPS EventLog The follow table 7 8 gives the complete list of all the UPS events displayed by history record window and current record window Table 7 8 UPS Event List i 36 Smart Tower UPS 40KVA 120KVA User Manual Chapter 7 Operator Control and Display Panel 12 Maint CB Open Manual maintenance breaker is opened EPO Emergency Power Off Availablepower module capacity is less than load capacity Please reduce the Inv On Less load capacity or add extra power module to make sure that the UPS capacity is big enough Generator Input Generator is connected and a signal is sent to the UPS gt oo Utilitv Abnormal Utility Grid is abnormal Mains voltage or frequency exc
64. s Intermediate DC Link 42 9 6 Electrical Characteristics Inverter Output 42 9 7 Electrical Characteristics Bypass Input 43 9 O EMIGIGNGC Vi xu S uluya epuassaasuanpahatasqaeyakushas bases shlhas asus Se pustaamyhasaaca 44 Smart Tower UPS 40KVA 120KVA User Manual V Contents Table of Figures Fig de TOU PS StrlI6etureuu uuu suan a amasisa a n Sahaya OT EAA AE 5 Fie ls 2 The Sympos Ol RCC Borar l uuu Duss E 6 Fig 1 3 Bypass Module Include Interface of Dry Contact Board GJ and Monitoring Board FK 8 Fig 1 4 Diagram of J2 and J3 Dry Contact of Temperature Detection 8 Fig 1 5 Diagram of Input Dry Contact for Remote EPO cccececeeeeeeeceeeeetetececececeaeetattstateeenees 9 Fic 162 Connection otitGemeralgr uu u u u yu n Zim su QS Dau 10 FIG 1 76 BCE Interfaesesuusm na a sas a mtu ma pu Giaa el eae he oan eo 10 Fig 1 8 Battery Low Warning Dry Contact ccccececeececececeeeeeeeeeeeeeeseseeeeeeeeaeaeaneeaesenenetenstanass 11 Fig 1 9 Integrated warning dry contact a r rrsrsssrssrssssssssaaa 11 Fig 1 10 Utility Failure Warning Dry COntact u uu s uuu l au Q uu Pausa ustus uuu 12 Fle 2 1 Didgram of Batteries Connection ua uu uu uu
65. s shipped with details of its own mechanical and electrical installation information A Note 3 Phase 4 Wire Input Power is required The standard UPS system can be connected to TN TT AC distribution system IEC60364 3 of 3 phase 4 wire and a 3 wire to 4 wire conversion transformer is provided as an optional part N A WARNING battery hazards SPECIAL CARE SHOULD BE TAKEN WHEN WORKING WITH THE BATTERIES ASSOCIATED WITH THIS EQUIPMENT When connecting the battery the battery terminal voltage will exceed 400Vdc and is potentially lethal e Eye protection should be worn to prevent injury from accidental electrical arcs Remove rings watches and all metal objects Only use tools with insulated handles Wear rubber gloves If a battery leaks electrolyte or is otherwise physically damaged it must be replaced stored in a container resistant to sulfuric acidand disposed of in accordance with local regulations If electrolyte comes into contact with the skin the affected area should be washed immediately with water 1 2 Initial Checking Perform the following checking operations prior to the UPS installation 1 Visually examine if there is any damage inside and outside the UPS rack and battery equipment due to thetransportation Report any such damage to the shipper immediately 2 Verify the product label and confirm the correctness of the equipment The equipment label is attached on the backof front door The UPS model capacity and mai
66. t with highquality uninterruptible AC power The power from the UPS is free from voltage and frequencyvariations and disturbances interruption and spike experienced at the Mains AC input supply This is achieved through high frequency double conversion power pulse width modulation PWM associated with fully digital signal processing control DSP which features high reliability and convenience for use As shown in fig 5 7 the AC input mains source is supplied at UPS input and converted into a DC source This DCsource feeds the Inverter that converts the DC source into a clean and input independent AC source The batterypowers the load through the inverter in case of an AC input mains power failure The utility source can also power theload through the static bypass When the UPS needs maintenance or repair the load can be transferred to maintenance bypass without interruptionand the power module and bypass module can be removed for maintenance 2 Sa 2 Maintenance Bypass bA bB il zi WO Se Pte Bypass Module REC INV o as BAT CHARGER Power Unit 1 e e REC INV mA oh eee e ieee oA mB ie
67. t up on static bypass When the mains power fails the UPS draws power from the battery system to supply the load until the battery voltage reaches the end of discharge EOD voltage and the UPS will shut down The UPS will automatically restart and enable output power e After the mains power is restored e If the Auto Recovery after EOD Enabling feature is enabled 6 7UPS Reset Procedure After using EPO to shut down the UPS operates as following to restore UPS e Shutdown UPS completely e Start UPS as section 6 2 1 After the UPS is shut down due to inverter over temperature or overload or too many switching times UPS will reset the fault automatically when fault is cleared 30 Smart Tower UPS 40KVA 120KVA User Manual Chapter 6 Operating Instructions The rectifier will be turned on automatically when the over temperature fault disappears after the disappearance of over temperature signals After pressing the EPO button if the UPS mains input has been disconnected the UPS is completely powered down When the maininput is restored the EPO condition will be cleared and the UPS system will enable static bypass mode to restore the output A Warning If the maintenance bypass breaker is put to ON and the UPS has mains input then the UPS output is energized 6 8 Language Selection The LCD menus and data display are available in 4 languages Simple Chinese English Korean Traditional Chinese Perform the following proce
68. tatic transfer switch will perform a transfer of the load from the inverter to the bypass source with nointerruption in power to the critical AC load Should the inverter be asynchronous with the bypass the static switchwill perform a transfer of the load from the inverter to the bypass with power interruption to the load This is to avoidlarge cross currents due to the paralleling of unsynchronized AC sources This interruption is programmable buttypically set to be less than 3 4 of an electrical cycle e g less than 15ms 50Hz or less than 12 5ms 60HZ 5 3 5 Cold Start Mode If there is no utility input and want UPS to start from battery mode UPS can start up from Cold start mode 5 3 6 Maintenance Mode Manual Bypass A manual bypass switch is available to ensure continuity of supply to the critical load when the UPS becomesunavailable e g during a maintenance procedure 5 3 7 Parallel Redundancy Mode System Expansion For higher capacity or higher reliability or both the outputs of several UPS modules can be programmed for directparallel while a built in parallel controller in each UPS ensures automatic load sharing A parallel system can be composed of up to 400kVA 5 3 8Eco Mode To improve system efficiency UPS rack system works in bypass mode at normal time and inverter is standby When utility fails UPS transfer to battery mode and inverter power the loads The efficiency of ECO system can be up to 98 NOTE There is a sh
69. ted to GND when activated GND J7 1 ground Fig 4 4 60KVA 80KVA UPS Front View without Door 20 Smart Tower UPS 40KVA 120KVA User Manual Chapter 4 Installation Drawing Psy Fig 4 5 100KVA 120KVA UPS Front View without Door 5 as eS ee SE gt ee a Q 0 g g S e S 5E E gS SF SRE fa ao 2 8 gt bad 99 ad D UU y L O baad U O band 0 10 10 1 f P Ground Mains input terminal Output terminal bypass input terminal Ground Battery terminal b 60KVA 80KVA UPS power connection Smart Tower UPS 40KVA 120KVA User Manual 21 22 Chapter 4 Installation Drawing Ground Mains input terminal Bypass input terminal Input neutral terminal Battery terminal Output terminal c 100 120KVA UPS power connection Fig 4 5 Power Connection of Module System UPS Smart Tower UPS 40KVA 120KVA User Manual Chapter 5 Operations Chapter 5 Operations A A Warning Hazardous mains voltage and or battery voltage present s behind the protective cover The components that can only be accessed by opening the protective cover with tools cannot be operated by user Only qualified service personnel are authorized to remove such covers 5 1 Introduction The UPSprovides the critical load such as communication and data processing equipmen
70. temperature EOD Bypass indicator Inverter I aaa UPS output is overload and time is over or output is shorten or output has no Load Steady red E a i P indicator p pp y Flashing re Status Normal operation status indicator Fault 7 1 2 Audible Alarm buzzer There are two different types of audible alarm during UPS operation as shown in table 7 3 Table 7 3 Description of Audible Alarm Aam Purpose when system has general alarm for example main input abnormal this audible alarm Two short one long can be heard When system has serious faults for example fuse or hardware fault this audible Continuous alarm alarm can be heard 7 1 3 Functional Keys There are 4 functional buttons on operator control and display panel which are used together with LCD The functions description is shown in table 7 4 Table 7 4 Functions of Functional Keys Functional key To shut down the rectifier inverter static bypass and battery TAB ENTER Smart Tower UPS 40KVA 120KVA User Manual 33 Chapter 7 Operator Control and Display Panel 7 2 LCD Display Type Following the self check of UPS LCD display the main LCD display is shown as fig 7 2 which can be divided into three display windows system information data command and current record I SM200 20 N 61 S 09 49 A Fig 7 2 Main LCD Display The description of LCD icon is shown in table 7 5 Table 7 5 Description of LCD Icons Ma

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