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KEOR S 3-10 kVA

1. Table 13 5 7 58 Li legrand KEOR S 6 10KVA Situation Check Items Solution re Check the error code shown on the LCD screen UPS Fault LED 1 ErO5 Check to see if the battery connection is proper Read the error code see Ap ly done then re charge the batteries for 8 hours pendix 1 Error List for error LOW to see whether the UPS may backup normally readings displayed by the otherwise consult your local distributor right combinations of the LEDs away and verify the fault as follow 2 Er06 o Er12 Er28 Remove the overload Check AC power cables if any damages oc curred change it 3 ESD Remove the short circuit occurred at the ESD terminal 4 Er11 Er33 Remove the objects blocked onto the ventila tion holes 5 Er14 Check the cooling FANs on rear panel are work ing normally Make sure the UPS is operated normally If it is on CVCF mode you have to turn off and turn on the UPS again All of parameters except ID Number in the paral EEO EE lel UPS must be same O Reconnect the RJ 45 wire or set a UPS with 9 Er21 ID 1 0 When the UPS is on CVCF mode it is prohibited to have bypass input You have to turn off the UPS and bypass input and re start the UPS 10 Other error code Consult your local distributor for help UPS fails to offer battery If the backup time is still too short after 8 hours of charge please contact backup or its back up time your local distributor for battery replacement
2. is shorter than its calculation UPS locks itself and it can not Please check the further chapter to trouble shoot the problem otherwise be turned off consult your local distributor for help 0 Table 14 KEOR S 3 10 kVA UPS Is Off Due to Unknown Reason and Its Trouble Shooting KEOR S 3KVA If there is a serious abnormal condition occurred the UPS will lock it itself in OFF position as shown in drawing below and a abnormal message will show on the LCD screen oFF It shows the UPS is locked For some special conditions the UPS will lock itself however it is still allowed to have bypass output in most of conditions and the LCD screens will show as drawing below and error message will be shown on the screen 3 FAN A KEOR S 6 10KVA If there is a serious abnormal condition occurred the UPS will lock it itself in OFF position as shown in drawing below and a abnormal message will show on the LCD screen LINE L L It shows the UPS is locked After 3 seconds all messages will be locked except Bypass messages LED J2 amp LCD gt In case the Utility is abnormal after the UPS is locked the LEDA 2will be extinguished and the LCD gt will be shown on the LCD screen To release the UPS lock please proceed the followings e Check those error messages recorded e Check Section 11 to solve the problem Otherwise consult to the LEGRAND Technical Assistance Centre Press Of
3. System Accessories and Installation Position 23 5 4 3 Installation Instruction 25 5 4 4 Parallel Setting 26 5 4 5 Start up Operation Procedure 26 6 Communication 8 6 1 Serial Communication RS232 32 6 2 SNMP WEB Card 33 Li legrand 7 Operation Modes 7 1 Online Mode norl 7 2 Eco Mode Eco 7 3 Bypass Mode 7 4 Battery Mode 7 5 Frequency Converter Operation cF50 cF60 7 6 Maintenance Bypass Mode for 6 10kVA 8 Front Panel amp Rear Panel 8 1 Front Panel Segments 8 1 1 Keypad 8 1 2 Liquid Crystal Display LCD 8 2 Rear Panel 9 Operating Procedures 9 1 UPS Default Data and Special Function Execution 9 2 UPS Default Settings and Their Alternatives 9 3 Commissioning 9 3 1 Start Up with the Mains 9 3 2 Start Up with the Battery Cold Start 9 4 Decommissioning 9 5 Maintenance Bypass Commissioning and Decommissioning Instructions 6 10kVA 9 6 Emergency Switching Device ESD 10 Preventive Maintenance 10 1 Batterie 10 2 Fan 10 3 Capacitors 11 Troubleshooting Appendix 1 Error List Appendix 2 Status amp Alarm Buzzer Appendix 3 Technical Specifications Appendix 4 Description of UPS and Block Diagram 34 35 35 36 37 37 38 39 39 39 41 44 46 46 49 51 51 53 54 54 55 56 56 56 56 60 60 61 62 63 KEOR S 3 10 kVA 1 Foreword 1 1 Overview Thank you for choosing LEGRAND UPS Keor S product KEOR S has been designed with a
4. abnormal condition overheat overload failure etc UPS operates in Online Operation Except for failures as soon as the abnormal conditions are eliminated UPS switches to Online Operation automati cally e In case Eco Operation is set as operation mode of UPS and the voltage and frequency is out of the bypass limits but within the rectifier limits UPS switches to Online Operation 7 2 Eco Mode Eco In this mode as long as the mains voltage and frequency within the limits the load is supplied by the mains in a controlled manner the inverter is in standby state The purpose of using this mode is to increase the efficiency up to 98 and to provide energy saving since the loads are supplied by the mains directly the loads are unprotected against any possible future risks e g surge voltage etc tco It shows the UPS is operated in Eco mode To operate the UPS in Eco Mode it must be chosen through the settings menu UPS does not switch to Eco Operation automatically Eco is chosen as the operating mode hence UPS operates continuously in this mode UPS switches from Eco Operation to another mode under the following conditions In case of the mains voltage or frequency out of the limits of the bypass UPS returns to Eco Operation when the mains voltage or freguency turn back to within the limits of bypass e In case Online Operation norl is set as Operation mode through settings menu 35 36 Li
5. be resulted with the injury of the operator or damage of the equipment if not followed All packing material must be recycled in compliance with the laws in force in the country where the system is installed Description of the Abbreviations Used in the Guide UPS Uninterruptible Power Systems ESD Emergency Switching Device RS232 Serial Communication Protocol RS485 Serial Communication Protocol MODBUS Modicon Communication Protocol SNMP Simple Network Management Protocol V Volt A Ampere P Power For Mains Supply Auxiliary Mains Supply Output Battery Circuit Breaker and Maintenance Bypass Circuit Breaker ON Closing the Circuit OFF Opening the Circuit KEOR S 3 10 kVA Index 1 Foreword 7 1 1 Overview 7 1 2 Manual 7 2 Warranty 8 2 1 Terms of Warranty 8 2 2 Out of Warranty Terms and Conditions 8 3 Safety 9 3 1 Description of the Symbols Used on the Labels Applied to the UPS 9 3 2 Individual Protective Gear 9 3 3 Important Notice for UPS 10 3 4 Important Notice for Battery 11 3 5 Emergency interventions 11 4 Requirement 12 4 1 Transportation 12 4 2 Placement 12 4 3 Storage 13 4 4 Electrical Requisites 13 5 Installation 14 5 1 Models and Dimensions 14 5 2 Unpacking Procedure 15 5 3 Installation Procedures and Instructions for Single Systems 16 5 4 Installation Procedures and Instructions for Parallel Systems for 6 10kVA 23 5 4 1 mportant Safety Instructions 23 5 4 2 Parallel
6. circuit breaker F5 to OFF position e Connect the PB terminal on the external battery cabinet to battery PB terminal on the UPS e Connect the on the battery cabinet to on the UPS e Connect the on the battery cabinet to on the UPS 21 22 Li legrand Double check the polarity of battery connection 5 3 1 5 Output Connection Make sure that all circuit breakers are at OFF position before starting with the installation Please add double pole miniature circuit breaker equivalent to UPS output breaker to distribution board where the loads are to be connected Connect the phase cable to output L terminal and the neutral cable to output N terminal To enable the short circuit protection feature of the UPS each load should be supplied through a separate circuit breaker chosen according to the load current This may pro vide quick disconnection of the short circuited load and maintain operation continuity of the other loads Each load should be supplied through separate circuit breaker and the cable cross sec tion should be chosen according to the load current value Make sure that the UPS is not overloaded to provide a higher quality supply to the loads NEUTRAL SYSTEM e Versions without internal isolation transformer Keor S does not modify the neutral system output neutral system is the same as input neutral system Do not connect the output neutra
7. communication connecting wires for parallel function and other wires for control signals including RJ45 RS232 RS485 USB ESD and Shutdown shall be kept away from those wires and cables mentioned before If there is no possibility to avoid such from happening please put them at 90 degree or least dis tance 20cm as indicated below Incorrect Correct A Communication or Control signal wires B Power wires amp cables Figure 5 4 3 1 Parallel System Accessories Little Leakage Currents generated by the UPS it is necessary to double check if the earth of the UPS is properly grounded Must be selective with residual current circuit breakers downstream of the UPS connected to the UPS output In the event of parallel UPS use a single residual current circuit breaker upstream of the UPSs Please refer to the specs of input current output current and recommended conductors listed as below AC input and Output 6KVA AWG 9 10KVA 54 3A AWG 7 Battery Input 6KVA AWG 10 Recommended Circuit Breaker installed in the Input Output of the UPS 6KVA 10KVA 2 It should be 2 pole type C or D and their current ratings should be as listed above 25 26 Li legrand 5 4 4 Parallel Setting Parallel Function Enable and ID Numbers e Turn on UPS AC input independently Inverter off e Enter Setup Mode Set ID numbers different and there must have an Id01 UPS to be the default master un
8. located at the front side of the UPS informs the user about operating status alarm condi tions and measurements It also provides access to control and configuration parameters The cable connections the circuit breakers and the communication slots are located at the Rear Panel 8 1 Front Panel Segments Front panel shown below consists of two segments LCD Liguid Crystal Display offers detailed information about UPS and KEYPAD enables the user to access the UPS 8 1 1 Keypad Figure 8 1 1 1 YMLAD Tn NI Keor S 3kVA D Front Panel Item Definition zZ O LCD Display UPS Fault LED Amber LED lights up to indicate the Bypass Input is normal It lights up and lights off when UPS operates in Eco Mode It indicates that UPS output is OK Green LED steadily lights up to indicate that the Utility input voltage is within the window 160Vac 288Vac the LED flashes flickeringly to indicate that the Utility input voltage is within the acceptable window 120Vac 159Vac UPS On Alarm Silence 39 40 Li legrand Figure 8 1 1 3 Figure 8 1 1 4 MEAN TT j J Pat rid Hel q i THRETH q g a 5 O ions E EEE F I r E Front View Front Panel Keor S 6 10kVA Front Panel Item Definition LCD Display 2 Green LED lights up to indicate the UPS has the capability to run under redundancy mode Z Green LED steadily l
9. louvers Verify if the cooling fans are working properly Contacts your local dealer to replace the fans if necessary Verify if the ventilating fans are functioning properly Do not attempt to replace the fans by yourself Contact your local dealer for replacement Verify if the L amp N phase of the Utility AC source has been wrongly wired or if the Ground Neutral Voltage exceeded the limits 6 Other error code Consult your local dealer for assistance UPS fails to provide battery If the backup time remains non satisfactory after 8 hours of charging backup or its back up time is please contact your local dealer for battery replacement shorter than its intended per formance IF UPS is locked itself Please check the further section to solve the problem If problem per sist consult your local dealer for technical assistance 0 UPS is normal but no Output Check if all power codes are properly connected If problem persist con to load sult your local dealer for technical assistance Strange noise and smell Immediately shut down the whole System Disconnect the power from the UPS and call the LEGRAND Technical Assistance Centre UPS is unable to provide back Check that the battery connectors are fully engaged Allow the battery up power source to recharge if the batter is weak If problem persist after recharging re place the battery If problem persist consult your local dealer for techni cal assistance
10. order to prevent the risk of fire All cables shall be of insulated type and shall not be laid out on the walking path of the persons According to IEC 62040 2 this is a category C2 UPS product In a residential environment this product may cause radio interference in which case the user may be required to take additional measures Contact your local recycling or hazardous waste center for information on proper disposal of the used battery or UPS Make sure that the UPS is not overloaded to provide a higher quality supply to the loads e In case of an extraordinary situation damaged body cabinet or connections penetration of foreign materials into the body or cabinet etc de energize the UPS immediately and consult to the LEGRAND Technical Assistance Center When used for particular applications such as life support systems or any other application where product failure is likely to cause substantial harms to person we would advise you to contact LEGRAND UPS to confirm the ability of these products to meet the reguested level of safety performance reliability and compliance with applicable laws regulations and specifications KEOR S 3 10 kVA 3 4 Important Notice for Battery e The batteries may only be installed and commissioned by authorized LEGRAND UPS Technical Service Personnel Make sure that the battery gty is proper for the unit and they are same type and capacity Otherwise danger of explosion and fire is
11. 4 Digits Measurement Display Indicate the item desired to be measured UJ UPS ON Switch or Alarm Silence UPS OFF Switch UJ1 Previous Page or Setting Change Next Page Special Function Log in out Enter or Reconfirmed Utility Input Normal LED 1 2 Bypass Input Normal LED gynnan UPS under Redundancy Mode zZ co UPS under ECO Mode 2 NO UJ N N N O gt N UPS Fault or Abnormal Warning LED N 4 id U1 Emergency Switching Device Emergency Power OFF Table 12 The specified modes include Normal mode ECO mode CVCF mode etc 43 A4 Li legrand 8 2 Rear Panel Figure 8 2 1 A USB Port B RS232 Port C Emergency Switching Device D Cooling Fans E SNMP Interface Slot F Input Output Battery Circuit Breakers G Terminal Cover Figure 8 2 2 A USB Port B RS232 Port C Emergency Switching Device D Cooling Fans E SNMP Interface Slot F Input Output Battery Circuit Breakers G Terminal Cover Keor S 3kVA with Transformer KEOR S 3 10 kVA Figure 8 2 3 A RS232 Port CN 1 B Terminal Resistor for Parallel function C CAN Bus Connection Port for Parallel System PAR1 CN2 1 PAR2 CN2 2 D SNMP Interface Slot E Cooling Fan F Input Output Battery Manual Bypass Circuit Breakers G Emergency Switching Device H Terminal Cover amp Terminals Figure 8 2 4 A RS 232 Portu CN1 B Terminal Resi
12. BATTERY Supplies the necessary energy when the mains voltage is not available o Bco CMI BR p Galvanic Isolation Transformer for External Maintenance Bypass Line on request for 6 10kVA Keor S3kVA 1 F i E il i i i E m 63 64 Li legrand Keor S 6 10kVA jt eet Tt tt ett 2 Definition BATTERY Supplies the necessary energy when the mains voltage is not available External Battery Fast Fuse Li legrand World Headquarters and Intrernational Department 87045 LIMOGES CEDEX Freance 335 550687 87 Fax 33555067455 www legrandelectric com o Installer Stamp E Legrand reserves at any time the right to modify the contents of this booklet and to communicate in any form and modality the changes brought to tehe same 65
13. Ll LE08008AB legrand KEOR S 3 10 kVA Operating amp Installation Manual Li legrand KEOR S 3 10 kVA Important Notices Thank you for choosing LEGRAND UPS System to supply your Critical Application This manual contains important information about commissioning usage and technical properties of the UPS It also contains safety information for operator and instructions to secure your critical load Applying the recommendation detailed in this manual is necessary to use UPS safely and correctly Keep this manual near UPS for easy consultation Reproduction adaptation or translation of this manual is prohibited without prior written permission of LEGRAND Company except as allowed under the copyright laws Read the manual completely before working on this eguipment The manufacturer reserves the rights to change the technical specifications and design without notice LEGRAND reserves the rights to change the information in this document without notice Refer to http ups legrand com web site to dowload last release and translations Units that are labelled with a CE mark comply with the Standard EN 62040 1 and EN 62040 2 Li legrand Description of the Symbols Used in the Manual This symbol points out the instructions which are especially important This symbol points out the risk of electric shock if the following instruction is not followed This symbol points out the instructions which may
14. PS charged the batteries minimum 8 hours and the batteries are fully charged 5 Switch the output circuit breaker Q2 to ON position 6 Switch the output circuit breaker on the distribution panel to ON position Afterwards UPS starts to supply the loads 9 3 2 Start Up with the Battery Cold Start Where the mains is out of the limits you may start up UPS from battery The start up order is explained below This process is called ColdStart and operation time depends on battery capacity battery condition and load capacity the mains as far as possible IE In order to obtain longer autonomy time It is recommended to start up UPS with To start up with the Battery 1 Make sure the internal batteries are connected 2 If external battery used switch the battery circuit breaker Q3 and circuit breaker s of external battery cabinet s F5 to ON position 3 Push the UPS ON Switch once for approx 5 seconds to awake the UPS and then the buzzer sounds twice The LCD display will illustrate from drawing A to drawing G and keep awake for approx 15 seconds AAND G40 mae rhi v A eriggy A A A Pi Low a Ne G LINE LOAD otf It shows Off which means the UPS pre start is unsuccessful 4 Press the UPS ON Switch of the UPS again for about 3 seconds till the LCD display illustrates from drawing G to drawing H then the UPS will be in self test Mode The UPS may offer energy to th
15. al and the LCD display with parallel function will illustrate from drawing A1 drawing A2 to drawing B Other wise the LCD display will illustrate from drawing A2 to drawing B r d G3 S0 A1 LNE UPS LAD pang LoW c gp A2 B LINE UPS LOAD g Then the UPS is on Bypass Mode now and it will proceed self test automatically If there is no abnormal message occurred it means the pre startup of the UPS is successful and the charger starts to charge the batteries 51 52 Li legrand 4 Press the UPS ON itch for approx 3 seconds then the Buzzer sounds twice and the LCD display changes from drawing B to drawing C C LINE UPS LOAD 1 1 i i v co FECU Then the UPS is under self test mode again the LCD display will illustrate from drawing C to drawing D and remain approx 4 seconds under battery mode then illustrate from drawing E1 to drawing F if the self test is successful Keor S 3kVA Keor S 6 10kVA D a g LINE Tr LOAD J LINE ata LOAD L To init ae te St It shows test E1 COO LINE WM LOAD u T It shows OK in self test E2 In case of failure in self test the LCD display will illustrate from Drawing D to drawing E2 then an error code or error status will be shown on the screen F LINE UPS LOAD 7an Cc rOcu It shows 220VAC in Utility Input KEOR S 3 10 kVA Your start up operation of the UPS is completely now Make sure U
16. ase consult the laws existing in the country where the equipment is installed First aid interventions If any first aid intervention is required comply with company rules and traditional procedures Fire prevention measures Never use water to extinguish fire but only the extinguishers designed specifically for electronic equipment or battery fires 11 12 Li legrand 4 Requirement 4 1 Transportation The UPS must be placed and standin a vertical position throughout the transportation Use suitable equipment to remove the UPS from the pallet The equipment shall be packed properly during transportation Therefore it is recommended to keep the original package for future need All packing material must be recycled in compliance with the laws in force in the country where the system is installed 4 2 Placement UPS is not designed for outdoor application e The equipment and the batteries should not be exposed to direct sunlight or placed near to a heat source e Recommended operating temperature and humidity values are listed on the Appendix 3 Technical Specifications section To provide the required environmental condition e Avoid dusty environments or areas where dust of conductive or corrosive materials is present e The connection and the circuit breakers are at the back side of UPS Leave at least 30 cm at the back side of the UPS for maintenance Air outlets of the UPS are present on the front and back si
17. ass Circuit Breaker 8 Output Circuit Breaker 9 Terminals 10 Cable Fixing Tools Figure 5 3 1 2 Keor S 6 10kVA Terminals and Circuit Breakers of UPS 17 Li legrand 1 Battery Cable 2 Input Cable 3 Output Cable Figure 5 3 1 3 Pass the cables through the glands Lu lt a o gt oll cc z z Figure 5 3 1 4 Power Connection of Charger and Batt 18 KEOR S 3 10 kVA Figure 5 3 1 5 BATTERY CABINET CHARGER pr a iri Av Ts Green amp Yellow Cable 2x4mm cable 3x1 5mm HOSW F 150cm Grounded cable with Plug Power Connection of Charger and Batt Connections shall be made in the following order 5 3 1 1 Earth Connection The device shall be earthed for a safe and reliable operation Connect the PE PB ground terminals before connecting any other cable Recommended ground wire cross section should be at least half of the section of cable phases AND should comply with the standards of the country for example NFC 15100 in France Input protective earth connection terminal PE of the UPS shall be connected to ground with a low impedance connection The load shall be grounded via output protective earth terminal PB If there is an external battery cabinet present it shall be grounded via battery protective earth terminal PB of the UPS PE cable should be min 10cm longer than the other cabl
18. be installed before reading the manual completely 3 1 Description of the Symbols Used on the Labels Applied to the UPS PE Protective Earth PB Protective Bonding Danger High Voltage Black Yellow This symbol points out the instructions which may result with injury of the operator or damage of the eguipment if not obeyed 3 2 Individual Protective Gear There is a high risk of electrical shock with the eguipment as well as a considerable short circuit current When installing and servicing the eguipment it is absolutely forbidden to work without the protective gear mentioned in this paragraph The personnel who are going to work with the eguipment for installation or maintenance jobs must not wear clothes with baggy sleeves or laces belts bracelets or other metal items that could be a hazard source 10 Li legrand The following indications summarize the protective gear to wear Accident and spark proof footwear with rubber sole and reinforced toe Use always Waterproof rubber gloves Use always Protective gear Use always Protective glasses Use always oO 3 3 Important Notice for UPS The equipment may only be installed and commissioned by authorized LEGRAND UPS Technical Service Personnel This manual contains important instructions that you should follow during installation and maintenance of the UPS and batteries Please read all instructions before installing the eguipment an
19. cified on the delivery document The UPS Keor S packaging protects the equipment against mechanical and environmental damages For greater protection it is also wrapped in a transparent film Check if the following are provided with UPS e Loading Ramp e RS232 Cable 2xXRJ45 Cable for Paralleling for 6 10kVA Before the installation please check if your UPS is customized following your special reguirements if any 5 1 Models and Dimensions Dimension Models BN O Tma Internal Transformer Internal Batteries Type UPS KEOR S 3KVA 1 UPS KEOR S 3KVA 2 UPS KEOR S 3KVA 3 UPS KEOR S 3KVAT1 UPS KEOR S 6KVA 2 UPS KEOR S 6KVA TX UPS KEOR S 10KVA 1 UPS KEOR S 10KVA TX Yes No Battery Table 2 6 blocks 12 AH 12 blocks 12 AH 18 blocks 12 AH 6 blocks 12 AH 20 blocks 12 AH N N 716 275 776 Ollo No Battery 20 blocks 12 AH aS locks 12 AH Nt bocks 2A O 7 Nt blocks 2A 8 tes locks 12 AH 6 z0bodS 1A to es NoBatery No obon _ NoBattery KEOR S 3 10 kVA 5 2 Unpacking Procedure Figure 5 2 1 i Figure 5 2 2 Remove the wrap and the package Figure 5 2 3 Figure 5 2 4 HW Wi SS S S SS S Y Unload the UPS via wheels over the ramp Place UPS in the installation area 15 Li legrand KS It is recommended to store the original UPS packaging for future needs 5 3 Installation Procedures and Instructions for Single Systems The equipment may on
20. consult to authorized dealer if the voltage difference is over 1VAC Make sure the RJ45 communicating wire is connected tightly during parallel mode otherwise it might cause outage or damage of both the UPSs and the output device e Only two terminal resistors on the rear panel of the two 2 or four 4 of the UPS in parallel shall be set at ON position and the rest of them should be set at OFF position otherwise the parallel operation of those UPS might be abnormal or damaged 5 4 2 Parallel System Accessories and Installation Position 1 Accessories e 1 set of RJ 45 communication wire for parallel system C1 C2 C1 lt gt X 1 CIE x 1 Figure 5 4 2 1 Parallel System Accessories 23 Li legrand Position Air outlets of the UPS are present on the front and back sides Air flow is from front to back Leave at least 30 cm at the front and back side of the UPS for ventilation After the installation position of the UPS is properly arranged please lock the casters of the UPS firmly as indicated below Figure 5 4 2 2 Figure 5 4 2 3 Installation Position Leave at least 30cm from the back side of the units 24 KEOR S 3 10 kVA 5 4 3 Installation Instruction Make sure those wires amp cables used in the input output and battery are separately installed Do not inter cross or mix those wires amp cables together to avoid from any unnecessary noise interference The
21. d save this manual for future reference Not obeying the instructions written on this manual which may result with possible injury of the operator or damage of the eguipment e The equipment shall be packed properly during transportation and proper equipment should be used for transportation Never transport in horizontal position The UPS must always stands in a vertical position Make sure that the floor can support the weight of the system Connect the PE ground connector before connecting any other cable e Because of LITTLE LEAKAGE CURRENTS generated by EMI Filter of the UPS it is necessary to double ensure if the earth of the UPS is properly grounded before AC mains is connected with UPS is designed for indoor use To reduce the risk of fire or electric shock install this UPS in a temperature and humidity controlled indoor environment free of conductive contaminants Ambient temperature must not exceed 40 C 1047F Do not operate near water or excessive humidity 95 maximum without condensation UPS requires 1Ph N PE input connection e Neutral system refer to Section 5 3 1 5 Output Connection e Even when connections removed residual voltages of capacitors and or high temperature may exist on connection terminals and inside the UPS Before working on terminals check between all the terminals included PE that no hazardous voltages exist e The connections shall be made with cables of appropriate cross section in
22. d should be locked to avoid any misuse In case we have parallel system with internal transformer it is recommended to install input switches a to enable sequential energizing of the different transformers a i E H A Pra ett T a a PUT i Orne iM TFLT EATERS BATTERY BILL EEN BATERY ki mi I 2 c H i a a Fd lt i k mere z lTFLT iE HH EH waif EX TH NL IEL EIOH I R RS AI BATT EM oo y y i 4 z E FUT amp OL TRL SST ss EXT MAL L AY IAPR AI MATTE EL Figure 5 4 5 3 N 1 Parallel Configuration 29 Li legrand Set the twn trina resistors of two 2 or four 4 UPS to at DN positions mong mm ces LOAD MTBS BOX IN PUT Figure 5 4 5 4 Parallel System Communication Connection Set the two terminal resistorsof two 2 or four 4 UPS to at ON positions 30 KEOR S 3 10 kVA Be careful Figure 5 4 5 5 Figure 5 4 5 6 Connect parallel RJ 45 cables as a Ring Network as above MTBS is optional eguipment 31 32 Li legrand 6 Communication Connectivity cards allow the UPS to communicate in a variety of networking environments and with differ ent type of devices The Communication port on the UPS provides true RS232 type to communicate with UPS software to re mote monitoring the power and UPS status UPS MANAGEMENT SOFTWARE option of the UPS is compatibl
23. des Leave at least 30 cm at the front and back side of the UPS for ventilation e To eliminate any overheating of the UPS keep all ventilation openings free from obstruction and do not store things on top of the UPS Even though the operating temperature of the UPS and batteries are between 0 40 C It is suggested to provide an environment temperature between 20 25 C to get maximum performance from the UPS and batteries Advised environmental humidity condition is between 30 90 non condensing Optimal battery life time is reached when battery ambient temperature is kept between 15 C and 25 C Operating battery at 30 C ambient temperature compared to 20 C will divide by factor 2 battery life time Room thermal management as specified above is then necessary to avoid battery life time reduction The Battery warranty does not apply if the temperature in the room exceeds 25 C KEOR S 3 10 kVA Figure 4 2 1 Figure 4 2 2 Relative Humidity non condensing PLACEMENT Please leave 30cm distance 12inch from the back side of UPS for ventilation and humidity should be between 30 90 non condensing The UPS should be mounted on a concrete surface and non combustible surface 4 3 Storage Please store the UPS in an environment where the temperature is between 25 C 55 C no receipt of direct sunlight far from the heating in a dry place Environmental humidity must be between 20 95 non cond
24. down of the UPS including transformer switch off UPS upstream supply MCCB in the distribution panel in this case load supply is also interrupted 9 5 Maintenance Bypass Commissioning and Decommissioning Instructions 6 10kVA Maintenance bypass enables the user to isolate the electronic circuitry of the UPS from the mains and the load without interrupting the load operation by connecting the loads directly to the bypass supply This feature is useful while performing maintenance or service and shall only be execut ed by authorized technical service personnel e Press OFF F key pad for about 5 seconds the Inverter output will be turned off then the output load is supplied by Bypass loop and OFF would be written on LCD screen as drawing B Remove the cover of Maintenance Bypass circuit breaker e Switch the Maintenance Bypass circuit breaker 04 to ON position e Seeredrawing on LCD It means UPS operates on Maintenance Bypass Mode Switch the output circuit breaker O2 the input circuit breaker O1 the battery circuit breaker O3 and the breakers on external battery cabinet s F5 if any to OFF position The loads will be continued to be supplied directly from the mains KEOR S 3 10 kVA Warning for models 6 and 10kVA with internal insulation transformers the trans former remains live inside the maintenance bypass circuit During Maintenance Bypass operation in case of any mains interr
25. dvanced technologies and the latest components generation realized to satisfy both users and instal lers in their operational needs of high availability and perfor mance This UPS aims to be efficient functional safe and very easy to install and use LEGRAND has studied the best way to reconcile high tech performance and ease of use making user friendly technologi cally advanced products This product is manufactured in an ISO 9001 amp ISO14001 certified factory in full compliance with the eco design laws The UPS Keor S system is made in compliance with the existing European Community directives and with the technical standards in force to comply with CE marking as certified by the Declaration of Conformity issued by the Manufacturer 1 2 Manual e The purpose of this manual is to provide indications for using the equipment safely and to carry out first level of troubleshooting e This manual is addressed to persons already educated on precautions to adopt in face of electrical hazard e This manual is addressed to User generic term to identify all persons that will have the need and or obligation to provide instructions or operate directly this UPS equipment Adjustments preventive and curative maintenance jobs are not dealt with in this manual as they are reserved exclusively to skilled and authorized Legrand UPS Technical Service Engineers e The intended use and configurations envisaged for the equipment are the on
26. e Operation or Eco Operation if the rectifier is disabled or freguency waveform rms value of mains voltage is not in acceptable limits e If the batteries are connected and UPS is started up as COLDSTART UPS runs in Battery Operation and supplies the energy needed for the loads from the batteries Battery Management and Battery Back Up Time UPS charges the batteries when the mains voltage is between 160V 288V for 3kVA 160V 280V for 6 10kVA Charging voltage is independent from the load Autonomy time depends on battery type quantity capacity situation and load level UPS stops supplying the loads if the battery voltage decreases under a specific value cabinet Depending on battery capacity additional charger cards may be needed to add to achieve ideal recharge time please consult amp contact to your authorized service Cm In order to obtain longer autonomy time you may add batteries in an external battery Battery life depends on some parameters such as battery type charge discharge cycle and depth of dis charge ambient temperature conditions Please look at Appendix 3 Technical Specifications for the ideal environmental conditions for the batteries Using the batteries outside this temperature range will de crease battery operation time and battery life 7 5 Frequency Converter Operation cF50 cF60 This mode is used when the load is different operating frequency of the mains frequency For example this m
27. e output in a minute and the LCD display illustrates as drawing l In case of failure in pushing the UPS ON Switch in 15 seconds the UPS will automatically turn off 53 54 Li legrand H LINE UPS LOAD A C It shows Utility input is O and Utility Abnormal l LINE UPS LOAD A 5 Switch the output circuit breaker Q2 to ON position 6 Switch the output circuit breaker on the distribution panel to ON position Afterwards UPS starts to supply the loads 9 4 Decommissioning Follow the order written below to decommission the UPS 1 Switch the output circuit breaker on the distribution panel to OFF position 2 Switch the output circuit breaker Q2 to OFF position 3 Switch the battery circuit breaker Q3 to OFF position 4 If exists switch external battery cabinet s circuit breakers F5 to OFF position 5 Press OFF FF key pad for about 5 seconds the Inverter output will be turned off then the output load is supplied by Bypass loop and OFF would be written on LCD screen as drawing B 6 Switch the input circuit breaker on the distribution panel to OFF position 7 Switch the input circuit breaker Q1 to OFF position Warning For models 6 and 10kVA with internal insulation transformer the transformer remains powered inside the maintenance bypass circuit even when input switch Q1 is in OFF position To have complete shut
28. e shall be done by authorized Technical Personnel periodically 10 3 Capacitors The life of the electrolytic capacitors on the DC BUS and the capacitors used for output and input filtering purposes depends on the usage and environmental conditions Preventive maintenance should be done by authorized Technical Personnel periodically KEOR S 3 10 kVA 11 Troubleshooting When the UPS malfunctions during operation you may check the followings e Are the wirings of input and output correct e If the input voltage of the Utility is within the input window of the UPS In case problems or symptoms still exist please proceed the followings for proper adjustment Should the problem persists please contact the LEGRAND Technical Assistance Centre KEOR S 3KVA Situation Check Items Solution UPS Fault NLED Check the error code shown on the LCD screen 1 ErO5 Er25 Check to see if the battery connection is properly done Read the error code see Ap then re charge the batteries for 8 hours to see whether pendix 1 Error List for error the UPS may backup normally otherwise consult your readings displayed by the local distributor right away combinations of the LEDs and verify the fault as follow Disconnect some non critical loads form the UPS output until overload ceases Check if there is any short circuit between cables due to broken cable insulator Replace the cables in necessary Remove any objects obstructing the ventilation
29. e with many operating systems such as Windows 98 amp 2000 ME NT and XP Communication Interfaces Model kVA Serial Communication RS232 USB SNMP WEB Card e Standard Option Not Available Table 6 6 1 Serial Communication RS232 UPS is equipped with Serial Communication as standard DSUB 9 female connector with the following pin layout shall be used on the UPS side of the connection cable Communication Parameters Baud Rate Data Bits Pin 3 RS232 Rx Pin 2 RS232 Tx Pin 5 Ground Hardware Installation e Connect the male connector of RS232 cable to the UPS communication port Connect the female connector of the RS232 cable to a dedicated RS232 port of the computer If not exists you may use USB RS232 converter Software Option Models Description Set of applications for real time control of the operation of the UPS and to ensure the integrity of the systems on the computers supplied by the UPS Requires the addition of an agent for executing commands on remote computers RC CMD UPS MANAGEMENT SOFTWARE Table 8 Installation Please refer to the User s Manual of the software for installation KEOR S 3 10 kVA 6 2 SNMP WEB Card It is installed into INTERFACE slot on the rear panel For installation please refer to the User s Manual attached with the card Models Description CS121B SK STANDARD network interface internal version card CS121M SK INDUSTRIAL n
30. ensing Recommended storage temperature humidity and altitude values are listed on the Appendix 3 Technical Specifications section If the batteries will be stored for longer than 6 months they shall be charged periodically Charge period depends on the storage temperature as shown below Every 9 months if the temperature is below 20 C Every 6 months if the temperature is between 20 C and 30 C Every 3 months if the temperature is between 30 C and 40 C Every 2 months if the temperature is over 40 C For long storage duration please follow up the instructions of installation described in Section 5 start up UPS described in Section 9 and charge the batteries at least 10 hours 4 4 Electrical Requisites The installation must comply with national installation regulations The following table shows the recommended size of circuit breakers used in distribution panel and input output cables for the linear loads Input Output Battery Cable Cross Section Max a yr Power Circuit Circuit Max Current Breaker Beak CWT Input Output Battery Neutral Pe amp Pb 13 14 Li legrand 5 Installation When the UPS is delivered examine the packaging and product carefully to see if any damage occurred during transport If either possible or ascertained damage is found report it immediately to e the carrier e LEGRAND Technical Assistance Center Make sure that the unit received corresponds to the material spe
31. es 19 20 Li legrand 5 3 1 2 Input Connection The installation and adjustment of distribution panel should be done by specialized technician Please add double pole miniature circuit breaker equivalent UPS input breaker to distribution board where UPS is to be connected Do not connect any other load to this circuit breaker and please do not forget to add leakage current relay Connect the phase cable to input L terminal the neutral to input N terminal According to EN 62040 1 the user should place a warning label on the input distribution panel and the other primary power isolators in order to prevent the risk of voltage backfeed This label is sent with the Installation Manual It indicates RISK OF VOLTAGE BACKFEED e Isolate Uninterruptable Power Supply before working on this circuit Then check for Hazardous Voltage between all terminals including the protective earth PE RISK OF BACKFEED RISQUE DE RETOUR DE TENSION Before working on this circuit Avant de travailler sur le circuit lectrique EN isolate Uninterruptible Power System UPS Isoler l alimentation sans interruption AST Then check for Hazardous Voltage between Puis v rifier s il v a pr sence de tension all terminals including the protective earth dangereuse entre toutes les bomes incluant Ia connexion de terre RUCKSPANNUNG RISIKO Bevor Sie einen Eingriff am Gerat BACK FEED RISCHIO vornchmen trennen Sie die USV Anlage Pri
32. etwork interface internal version card Table 9 In case of internal SNMP use with UPS serial communiation port RS232 is disabled 33 34 Li legrand 7 Operation Modes Uninterruptible Power Supplies UPS have an important function in the protection of the critical and sensi tive loads from the irregular mains electricity conditions and they are used to supply uninterruptible energy to these loads In such irregular mains electricity conditions the user can provide an artificial energy supply to the equipment present in the office or at home by using an UPS Keor S UPS during Inverter operation provides stable pure sine wave This pure sine wave is not affected from the input voltage fluctuations This helps to extend the life time of your sensible loads Power factor of the current consumed from the mains is nearly one You do not have any problem on generator or isolation transformer applications The reactive energy consumption decreases During the mains failure the energy needed for the load is provided by the battery in UPS or in external battery cabinet s These batteries are charged by an intelligent battery charging circuit during the mains within the limits Batteries are lead acid battery VRLA and do not require any maintenance until the end of their life time In case of longer overload or inverter failure situation UPS transfers the load to Bypass line and load is supplied from the mains When the condition t
33. f key pad for 5 seconds and buzzer will sound twice e Switch the input circuit breaker Q1 to OFF position The UPS lock problem is solved now but you shall contact with your Local distributor to make sure the error message shown is solved 59 60 Li legrand Appendix 1 Error List Definition NO Code KEOR S 3kVA KEOR S 6 10kVA ErO5 Er06 Er10 Er11 Er12 Er14 Er15 Battery Weak or Dead Output Short Circuit Inverter Over current UPS Overheat UPS Output Overloading Fan Error Wrong Procedure to Enter Maintenance Mode Output Parameters Set Error in Parallel System for 6 10kVA ID Numbers are in conflict in Parallel System or ID number Error in single unit for 6 10kVA Er16 Er17 Er18 Parallel communication error communication Er21 wire disconnected or failure to find ID1 UPS in parallel system for 6 10kVA parallel system for 6 10kVA Er33 Isolated Transformer Overheat EG Other Error code 11 12 13 14 15 16 17 ECH HEH a ENE E EAE ANH EN EJEA a a ECH ECH EN KEOR S 3 10 kVA Appendix 2 Status amp Alarm Buzzer The following table helps to define some of the common UPS statuses with respect to their buzzer beep descriptions Status Definitions Buzzer Beep Descriptions UPS faulty Inverter shutdown All functions in habited Long Continuous Beep UPS faulty loads continue to be supplied via In verter or Bypass Battery mode Single s
34. he MTBS Box at UPS position The output device is supplied by the UPS Bypass loop Turn on those UPS individually and make sure those UPS are in Inverter mode Your installation is complete KEOR S 3 10 kVA OUT PUT 1050mm RJ 45 communication connecting wire 1900mm RJ 45 communication connecting wire m b Max 25M all Input Power cables shall be with the same length m m a Max 25M all Output Power cables shall be with the same length Figure 5 4 5 1 Cabling Requirements 29 Li legrand a1 a2 Mains Supply MCB 2p d Distribution MCB 01 02 unit output switch 2p NOTE Q4 Internal Maintenance Bypass can be used when total load lt single unit rating kVA Option 01 02 unit output disconnect switch to enable single unit complete shut down for maintenance a o should be 2poles In case we have parallel system with internal transformer it is recommended to install input switches a to enable seguential energizing of the different transformers EXTERNAL BATTERY LOAD MAINS ol LIPULI Figure 5 4 5 2 1 1 Parallel Configuration KEOR S 3 10 kVA a1 a2 a3 Mains Supply MCB 2p d Distribution MCB o1 02 03 unit output switch 2p OS General output switch 2p Q External Maintenance Bypass MCB 2p NOTE O External Maintenance Bypass MCB OS general output disconnect switch Rating N X unit rating kVA Internal Maintenance Bypass Q4 cannot be use
35. hort successive beep with 1 sec interval Single successive beep with 2 sec interval Battery low Very quick and short successive beep Confirm RS232 port receiving 2 quick amp short beeps Service mode ok 1 quick amp short beep 2 successive quick amp short beeps repeating per UPS initial starts up with self test 2 sec interval 61 62 Li legrand Appendix 3 Technical Specifications Tower Model 1Ph 1Ph Keor S 3kVA Keor S 6kVA Keor S 10kVA wa o S ooo o e o o oooO weem O o O INPUT OUTPUT 0 186 296 23 lt 1 until low battery warning C U O O k 4 THD lt 3 at Full Linear Load THD lt 3 at Full Linear Load 0 2 Free Running BATTERY 4 6 hours at 80 of the charge FRONT PANEL Status On LED LCD Load Level Battery Level Battery Mode Normal Mode Line Mode Backup Mode ECO Mode Bypass Supply Battery Low Bypass Mode Self Test Weak Bad Battery Site Wiring Battery Bad Disconnect Overload Transferring with interruption amp Fault Fault Overload UPS Fault Information on LCD Input Voltage Input Frequency Output Voltage Output Frequency Load Percentage Battery Voltage amp Inner Temperature Self Diagnostics Upon Power on Front Panel Setting amp Software Control 24 hour routine checking PHYSICAL Input Output Connection with Cable External Battery Connection with Cable Dimensions HxWxD m 716x275 x 776 Net Weigh
36. ights up to indicate that the utility input voltage is within the window the LED flashes flickeringly to indicate that the utility input voltage is within the acceptable window C Bypassinputisnorma OO UT OL O YT Y I O UPS is working under ECO Economic Mode 12 UPS fault or Abnormal Table11 KEOR S 3 10 kVA 8 1 2 Liguid Crystal Display LCD ENERGY FLOW DIAGRAM is located at the left side and the measurements infor mation are located at the right of LCD You may find the information of some Symbols on the LCD Display Panel as below All the Symbols on the Screen 22 S0 md ey i n H HE Hz LINE UPS LOAD UNEUPS LOAD reco LINE nt LOAD H com On ll 41 A2 Li legrand Self Test OK LINE WN LOAD Cc Self Test FAIL Online norl Mode y oe 1 15 cy FECL OFF Mode LINE LOAD qth LINEUPS LO UPS LOAD i L L UNE UPS LO UPS LOAD i L L It shows OFF which means UPS pre start is unsuccessfull KEOR S 3 10 kVA Item Symbol Description LINE Utility or Bypass Source 5 Battery Low 3 Battery Abnormal 4 UPS Overloading SO 5 UPS Working in specified mode O OFF A Blackout Transfer occurred in UPS Output 7 Bypass Input Abnormal UPS fails to transfer to bypass Bypass abnormal at ECO mode Utility Input Abnormal UPS Shutoff LINE OFF UPS Abnormal Lock I l UPS Flow Chart
37. information and will take into consideration any suggestions made to improve this manual to bring it even closer to the requirements for which it was drawn up elf the equipment is sold which always includes handing over this operating manual the primary user must notify the Manufacturer giving him the address of the new user so the latter can be reached if there are any communications and or updates deemed indispensable Li legrand 2 Warranty 2 1 Terms of Warranty Warranty period begins from the date of commissioning of the UPS by authorized LEGRAND UPS Technical Service staff or authorized LEGRAND distributor Technical Service Staff e The UPS including all the internal parts is under the warranty of LEGRAND e If the UPS malfunctions because of component manufacturing or installation if it s done by authorized LEGRAND UPS Technical Service Personnel problems during the warranty period the UPS will be repaired spares and labour by the Manufacturer under warranty 2 2 Out of Warranty Terms and Conditions This Warranty does not apply if UPS not commissioned or maintained by an authorized LEGRAND UPS Technical Service staff or an authorized LEGRAND distributor Technical Service staff UPS not used according the terms of operating and installation manual Product serial number label has been removed or lost This Warranty does not cover any defects or damages caused by e Neglect accident misuse misapplicati
38. it of parallel system e Set Parallel function Enable P 02 UPS UPS 1 UPS 2 UPS 3 UPS 4 ID Number Parallel ara Table 4 If Terminal Resister setting is wrong it can not be detected by UPS and it will cause unpredictable failure or burned out of UPS Parallel Terminal Resister Status Units lo wm _ o ow Table 5 5 4 5 Start up Operation Procedure The maximum length of the communication connecting wires should be less than 7m It should be connected as a Ring loop as indicated in Figure 5 4 5 6 Arrange the power cables and wires as well asthe control signal wires as indicated in Figure 5 4 5 1 2 3 4 5 6 and then make sure all the circuit breaker at input amp output are set at OFF position For maintenance purpose you are recommended to purchase a MTBS box e Set two terminal resistors of two of four UPS at ON position as indicated in Figure 5 4 5 4 Turn on the input breaker Main of the Utility all the parameters of those UPS in parallel shall be set the same and then set the parallel mode as well as the IDs of the UPS e Reset all UPS and make sure them at OFF status e If there is the MTBS box installed make sure the switch is on Bypass position Check to see if the UPS is on Bypass mode with output voltage available Turn on the output device Load and the output device is supplied by the MTBS Box Turn on the output breaker of those UPS and turn the switch of t
39. l to the protective ground or protec tive bounding PE or PB Installation of an external isolation transformer is required when necessary to modify the neutral system downstream Keor S e Versions with internal isolation transformer The output neutral system is IT Do not connect input neutral to output neutral Ac cording to the neutral system required downstream Keor S you may reference output neutral to protective ground PE following your national electric code KEOR S 3 10 kVA 5 4 Installation Procedures and Instructions for Parallel Systems for 6 10kVA 5 4 1 Important Safety Instructions UPS can only be paralleled with the same model capacity units e Maximum of 4 identical power Keor S unit can be connected in parallel In case of N 1 configuration Maintenance Bypass Circuit Breaker 04 cannot be used In case of 14 1 configuration Maintenance Bypass Circuit Breaker Q4 can be used Make sure those UPS in parallel are with the same ratings and types For instance the UPS without gal vanic transformer cannot be in parallel with the UPS with galvanic transformer The protection devices must be chosen properly as defined in Table 3 considering total parallel UPS power e The parallel function of the UPS can only be enabled in Normal Mode e Before any parallel coupling is proceeded make sure the difference of the inverter voltage of each UPS in parallel at NO load should be less than 1VAC Please
40. legrand Eco Operation mode does not provide perfect stability in freguency waveform rms value of the output voltage like in Online Operation Thus the use of this mode should be carefully executed according to the level of protection required by the application Eco Operation mode does not provide electronic short circuit protection like in Online Operation If a short circuit occurs on the output during this operation the thermal magnetic protection will act and all loads will be deenergized Prolonged overloads in Eco Operation may cause the thermal magnetic protection act In this case all loads will be deenergized 7 3 Bypass Mode This mode cannot be chosen by the user for Keor S 3kVA For Keor S 6 10kVA If UPS is commissioned through the mains it starts up on Bypass Mode This mode can be chosen by the user by pressing OFF key while UPS operates on norl mode In this case OFF written on the front panel but the loads are supported by the mains Bypass mode can be understood from the flow diagram placed on the left side of the front panel While UPS operates in Online Operation UPS switches to bypass automatically in case the mains voltage and frequency is within the limits of bypass in the following conditions e Inverter Fault Er10 e Prolonged Overload Er12 e High Temperature Er11 After these conditions are eliminated the UPS automatically returns to inverter Bypass voltage range can be adjusted to wider and
41. ly be installed and commissioned by authorized LEGRAND UPS Technical Service Staff or authorized LEGRAND distributor Technical Service Staff 5 3 1 Power Connections When the UPS is brought from a cold place to a warmer place humidity of the air may condensate in it In this case wait minimum for 2 two hours before powering the UPS KEOR S must be protected from voltage surge with devices that are suited to the installation the mains voltage surge must be limited to 2kV These protective devices must be sized to take into account all the installation parameters geographical position whether or not there is a lightning rod whether or not there are other suppressors in the electrical installation etc Power cables and communication cables shall be installed on trays according to the standards of the country Make sure that all circuit breakers are OFF before starting with the installation Connection terminals are in the rear side of the UPS Please take out the terminal cover to make the connections Standard UPS circuit breakers and terminal settlements are shown below KEOR S 3 10 kVA 1 Battery Circuit Breaker 2 Terminal Cover 3 Cable Glands 4 Input Circuit Breaker 5 Output Circuit Breaker 6 Terminals 7 Cable Fixing Tools Figure 5 3 1 1 1 Battery Circuit Breaker 2 Terminal Cover 3 Battery Cable Gland 4 Input Cable Gland 5 Output Cable Gland 6 Input Circuit Breaker 7 Manual Byp
42. ly ones allowed by the Manufacturer do not attempt to use the equipment in disagreement with the indications given Any other use or configuration must be agreed and written by the Manufacturer in such a case will be an enclosure to the manual For its use the user must also comply with the specific laws in force that exist in the country where the equipment is installed Reference is also made in this manual to laws directives etc that the user must know and consult in order to fulfil the purposes established by the manual elf information is exchanged with the Manufacturer or assistance personnel authorized by the former please refer to the eguipment s rating plate data and serial number The manual must be kept for the eguipment s useful life cycle and if necessary e g damage which prevents it being consulted even partially the user must ask the Manufacturer for a new copy guoting the publishing code on the cover The manual reflects the state of the art at the moment the eguipment was put on the market of which it is an integral part The publication complies with the directives in force at such a date The manual cannot be considered inadequate if updates of standards or changes are made to the equipment e Any integration to the manual which the Manufacturer deems fitting to send to the users must be kept with the manual becoming an integral part of it The Manufacturer is available to its clientele to provide additional
43. ma di intervenire su questo circuito vom Netz isolare I UPS dalla rete berpr fen Sie auf gef hrliche Spannungen Controllare la presenza di tensioni zwischen den Anschl ssen und der pericolose tra tutti i terminali Schutzerde PE KEOR S 3 10 kVA 5 3 1 3 Battery Connection Danger of explosion and fire if the batteries of the wrong type are used Internal Battery Connection If the batteries are already built in inside the UPS cabinet no connection is needed The batteries must be charged min 10 hours before first use LETHAL VOLTAGE of nominal 72VDC for 3kVA 240VDC for 6 10kVA is present when battery connections are made External Battery Connection Internal and external battery string can be used together If external battery cabinet is used the cabinet should be supplied by the manufacturer If battery cabinets not supplied by LEGRAND it is the installer s responsibility to check the electrical compatibility and the presence of appropriate protection devices between the cabinet and Keor S To avoid risk of electromagnetic interference separate the battery cables from Input and Output cables LETHAL VOLTAGE of nominal 72VDC for 3kVA 240VDC for 6 10kVA is present when battery connections are made For UPS and External Battery Cabinet Connections please follow up the instructions below e Switch the circuit breaker Q3 to OFF position e Switch the external battery cabinet
44. narrow one It shows Bypass Voltage is adjusted to narrow one KEOR S 3 10 kVA Keor S 3kVA The mains voltage is required to be in certain range for Bypass Operation Bypass range is 176VAC 264VAC or 187VAC 264VAC It can be adjustable In case the mains is out of the limit it cannot switch to Bypass Operation even if a fault occurs If the batteries and the inverter are suitable to supply the loads UPS switches to Battery Operation Keor S 6 10kVA The mains voltage is reguired to be in certain range for Eco and Bypass Operation Bypass range is 187 259VAC In case the input voltage decreases below 187V or increases above 259V if UPS runs in Eco Operation UPS switch es to Online Operation norl if UPS runs in Online Operation norl it cannot switch to Bypass Eco Operation even if a fault occurs If the batteries and the inverter are suitable to supply the loads UPS switches to Battery Operation To return to Eco Operation the mains voltage should return to under 242V or over 200V 7 4 Battery Mode In this operation energy is drawn from the batteries The loads are supplied via inverter Output voltage is sinu soidal and has a regulated amplitude and frequency It is independent from the battery voltage Battery voltage should be in acceptable limits and the inverter should be enabled for the UPS to operate in this mode UPS operates in Battery Operation in the following cases e While UPS is operating in Onlin
45. ode must be chosen to supply the load which requires 60Hz where the mains frequency is 50Hz Keor S 6 10kVA When the UPS is operated under CF50 or CF60 mode the recommended load connected shall be 75 of rated capacity if the input voltage is 176 280Vac and 50 of the rated capacity if the input voltage is 160 280VAC Keor S 6 10kVA During Frequency Converter Operation You must not switch Maintenance Bypass Circuit Breaker Q4 to I position 37 38 Li legrand The adjustment of frequency converter settings should be done by authorized Technical Personnel 7 6 Maintenance Bypass Mode for 6 10kVA This feature is useful while performing maintenance or service and shall only be executed by authorized Technical Service Personnel Warning For models 6 and 10kVA with internal insulation transformer the trans former remains powered inside the maintenance bypass circuit even when in put switch Q1 is in OFF position Maintenance bypass enables the user to isolate the electronic circuitry of the UPS from the mains and the load without interrupting the load operation by connecting the loads directly to the bypass utility supply Cm During Maintenance Bypass operation in case of any mains interruption occurs all loads on the output will be deenergized Maintenance Bypass Operation should not be preferred for long time use KEOR S 3 10 kVA 8 Front Panel amp Rear Panel The front panel
46. on e Failure due to fortuitous circumstances or force majeure lightning floods etc Unloading and transportation damage and failures after delivery Damage or injuries caused by negligence lack of inspection or maintenance or improper use of the products e Faulty electrical wiring e Defects arising either from designs or parts imposed or supplied by the purchaser e Defects and damage by fire and lightning e Failures due to modification in the products without LEGRAND approval e Improper installation testing operation maintenance repair alteration adjustment or modification of any kind by unauthorized personnel The Manufacturer will repair the device in such cases for a fee and is not responsible for the shipment of the equipment The Battery warranty does not apply if the temperature in the room exceeds 25 C Extended battery warranty does not apply if UPS has not been commissioned A yearly preventive maintenance visit has not been performed By an authorized LEGRAND UPS Technical Service staff or authorized LEGRAND distributor Technical Service staff The UPS may contain batteries that should be recharged 24Hours min after 6 month storage duration to avoid deep battery discharge Warranty cannot apply on batteries that have suffered of deep discharge KEOR S 3 10 kVA 3 Safety Information related to safety of the UPS battery load and the user is summarized below But the eguipment should not
47. r setting mode now Ss Except Buzzer as drawing O1 amp Q2 and Self test as drawings R1 amp R2 all the rest default settings may be changed by pressing scroll up amp key pad 49 50 Li legrand e Drawings S1 and S2 mean the bypass input acceptable window For 3kVA it can be 176VAC 264VAC or 187VAC 264VAC For 6 10kVA it can be 184VAC 260VAC or 195VAC 260VAC e Drawing T means the bypass frequency window of the Inverter Output the acceptable setting values are 3Hz and 1Hz Drawing U means the acceptable Inverter Output Voltage of which voltage is 200VAC 208VAC 220VAC 230VAC or 240VAC e Drawing V1 V2 V3 and V4 mean the operation modes of the UPS of which alternative is Online Eco Economic mode fixed 50Hz Output or fixed 60Hz Output e Drawing W means the adjustments of the Inverter Output which may be calibrated as 0 1 1 2 2 3 or 3 For only 6 10kVA Drawing X means a specified address amp position of the UPS when the UPS is in Parallel mode The settable numbers are from 1st to 4th The number must be 1st if the UPS is not in parallel e Drawing Y means the parallel function status The P 01 means parallel function disabled and the P02 means parallel function enabled When all the setting changes are done you have to press ENTER key Pad to save all the changes when the LCD screen shows as drawing Z then the LCD screen will show as drawing AA tocomplete the
48. setting changes Those changes will be activated only when the UPS is re turned on If you don t want to change those settings you may press OFF key pads for 5 seconds then the LCD screen turns to Drawing AA directly which means your setting changes are invalid Ruk Please press Enter key to save data AA It shows the UPS is locked Turn Off the breaker of Input Your Setting changes are completed KEOR S 3 10 kVA 9 3 Commissioning After all connections and settings have been done UPS can be started up in two ways If the mains is in normal condition you may start up with the mains If it is not you may start up the UPS from the battery Except Buzzer as drawing Q1 amp Q2 and Self test as drawings R1 amp R2 all the rest default settings may be changed by pressing scrollup key pad If you work on terminals all circuit breakers in the input bypass distribution panel and the battery circuit breakers in the external battery cabinet should be brought to OFF position 9 3 1 Start Up with the Mains 1 Switch the input circuit breaker on the distribution panel to ON position 2 If external battery used switch the battery circuit breaker Q3 and circuit breaker s of external battery cabinet s F5 to ON position 3 Switch the input circuit breaker Q1 to ON position Green LEDs for 3kVA CJ for 6kVA 31 amp e2 light up to show the Utility and Bypass Inputs are norm
49. stor for Parallel function C CAN Bus Connection Port for Parallel System PAR1 CN2 1 PAR2 CN2 2 D SNMP Interface Slot E Cooling Fan F Input Output Battery Manual Bypass Circuit Breakers G Emergency Switching Device H Terminal Cover amp Terminals Keor S 6 10kVA with Transformer 45 Li legrand 9 Operating Procedures 9 1 UPS Default Data and Special Function Execution After UPS completely starts up press FUNCTION 10 key pad to change the LCD display screen to drawing Q1 Q1 hon It shows buzzer is On Q2 hot It shows buzzer is Off Press amp key pad to scroll down the screen and check the UPS settings The LCD display will show in conseguence between Drawing O1 buzzer Drawing R1 Self test Drawing S1 Bypass Voltage Windows Drawing T Output Frequency Synchronization Window Drawing U Inverter Output Voltage gt Drawing V1 UPS Operation Mode Drawing W Output Voltage Micro Tune Value For only Keor S 6 10kVA Drawing X UPS Id Drawing Y Parallel function status R1 It shows self test is NOT on R2 trun It shows self test is on 46 S1 S2 V1 V2 lo It shows Bypass Voltage is adjusted to narrow one T LN J I It shows bypass voltage is adjusted to wider one StI It shows Frequency Window is 3Hz Jn accu It shows inverter output voltage more I
50. t kg without battery amp transformer ENVIRONMENT Operating Temperature Range 0 C 40 C 20 25 C Recommended For Longer Battery Life Maximum without at 0 2000m up to 40 C at 3000m up to 35 C Derating m Relative Humudity Range 90 RH Maximum non condensing humidity COMMUNICATION STANDARDS KEOR S 3 10 kVA Appendix 4 Description of UPS and Block Diagram AEG Definition Input Optional Internal Battery External Battery Output Input Circuit Breaker Output Circuit Breaker Battery Circuit Breaker Maintenance Bypass Circuit Breaker Input Fast Fuse Output Fast Fuse Rectifier Fast Fuse Battery Fast Fuse Battery Charger Fast Fuse Backfeed Relay For 3kVA Backfeed Relay For 6 10kVA Thristor short circuit relay Boost Rectifier The rectifier generates a very constant DC voltage level by drawing current from the input with a power factor close to 1 The inverter generates a very constant AC voltage level at the output by using DC voltage source at the rectifier s output ISCR BSCR Inverter thyristors In case any inverter fault occurs Bypass thyristors transfer the supply of the load electronically from inverter to bypass without any interruption ATTERY Supplies the necessary energy when the mains voltage is not available Battery Charger Booster DC DC Input Galvanic Isolation Transformer depending on the model 2 UA mn CYN B eno a Po B o C Fec KE Le
51. t reach it Unauthorized use may cause the load be deenergized 55 56 Li legrand 10 Preventive Maintenance Maintenance includes fully control of all the electronic and mechanical components in UPS And they need ed to be replaced after their lifetime is over Periodic maintenance ensures to improve UPS s efficiency and to extend life time LEGRAND recommends a minimum yearly periodic maintenance visit by authorized LEGRAND UPS Technical Service All the maintenance operations should be done by authorized technical service personnel 10 1 Batteries The life of batteries strongly depends on the usage and environmental conditions ambient temperature frequency of electricity cuts etc There are also other factors like the number of charge discharge cy cles and discharge depth Not to come across any undesired condition during electricity cut the batteries should be maintained periodically by authorized Technical Personnel Do not open or mutilate batteries Released electrolyte is harmful to the skin and eyes It may be toxic When replacing batteries use the same guantity and type that were originally fitted KS Batteries must always be disposed of according to local environmental laws 10 2 Fans The life of fans used to cool the power circuits depends on the usage and environmental conditions Please look at Appendix 3 Technical Specifications for detailed environment conditions Preventive maintenanc
52. t shows the UPS is operated in normal mode tco It shows the UPS is operated in Eco mode KEOR S 3 10 kVA AM 48 Li legrand e cF5fF It shows the UPS is operated in CVCF 50Hz mode V4 eFbU It shows the UPS is operated in CVCF 60Hz mode The adjustment of freguency converter settings should be done by authorized Technical Personnel i of U It shows Output Voltage Adjustment from 0 to 3 or 0 to 3 For only Keor S 6 10kVA I dll It shows UPS Identification Number gt lt imn ui lt It shows the UPS is in the No 1st of parallel systems KEOR S 3 10 kVA Press scroll up key pad you may execute special functions The Functions includes buzzer ON as drawing O1 or buzzer OFF as drawing O2 Alarm silence for UPS Warning and self test OFF As drawing R1 or self test ON as drawing R2 UPS will execute battery test for 10 seconds If the self test is successful it will show as Drawing E1 otherwise it will show as drawing E2 amp error message in the same time E1 LINE nin LOAD n u It shows OK in self test E2 rt HN nL It shows Fail in self test 9 2 UPS Default Settings and Their Alternatives Make sure the UPS is not On yet Press scroll down key pads simultaneously for approx 3 seconds the buzzer will sound twice the LCD display screen shows as drawing Q1 then the UPS is unde
53. uption all loads on the output will be deenergized Maintenance Bypass Operation should not be preferred for long time use In order to transfer the loads from Maintenance Bypass to UPS without interruption do the following in struction respectively e Switch the output circuit breaker Q2 the input circuit breaker Q1 if external battery used the battery circuit breaker O3 and the breakers on external battery cabinet s F5 if any to ON position e Switch the Maintenance Bypass circuit breaker Q4 to OFF position e Make sure UPS operates on Bypass Mode as drawing B Press the UPS ON Switch for approx 5 seconds If there is no problem after the self test UPS starts to operates on Online Operation norl Replace the cover of Maintenance Bypass circuit breaker 9 6 Emergency Switching Device ESD UPS output can be cut off immediately by ESD connection if desired ESD connection is normally open NO i e when the ESD connection is closed circuit UPS output cuts off In case ESD connection is used in distance a latched switch can be used as described in below figure When UPS operates in Online Operation the latch switch shall be normally open NO Whenever any emergency occurs you have to make the switch closed to turn the UPS off Line OFF will be seen on the front panel In case you Start up UPS again you have to turn off UPS first ESD switch should be placed where unauthorized people canno
54. urns back to normal UPS shall continue to supply the load through inverter UPS control and management is done by Digital Signal Processor DSP which is 200 times faster than stand ard microprocessors This helps to make your UPS smarter DSP uses all the sources on optimum conditions observes the failure conditions and communicates with your computer system UPS can be operated in one of the following operational modes depending on the condition of mains bat tery bypass UPS and or user preference You may see the block diagram of UPS in Appendix 4 Description of UPS and Block Diagram KEOR S 3 10 kVA 7 1 Online Mode norl Energy is drawn from the mains input Loads are supplied through the rectifier and the inverter The AC volt age at the input is converted to a DC voltage by the rectifier The inverter converts this DC voltage to an AC voltage with a stable sinusoidal waveform amplitude and freguency Output voltage is sinusoidal and has a regulated amplitude and frequency It is independent from the input voltage The loads are not affected by the negativities of the mains gm nnr v accu If the mains voltage and frequency are in certain range Online Operation is possible For the mains limits for Online Operation please see Appendix 3 Technical Specifications Online Operation Conditions In case Online Operation norl is set as operation mode of UPS the mains is within the limits and or if there is no
55. within the bounds of possibility Do not dispose of batteries in a fire The batteries may explode Do not open or mutilate batteries Released electrolyte is harmful to the skin and eyes It may be toxic e In case of electrolyte in contact with skin immediately wash the contaminated skin with water Replaced batteries must be disposed of at authorized battery waste disposal centers A battery can present risk of electric shock and high short circuit currents The following precautions should be observed when working on batteries e Remove rings watches necklaces bracelets and all metal objects e Only use tools with insulated handles Wear rubbers gloves and a rubber apron when handling batteries Do not lay tools or metal parts on top of batteries e Eye protection should be worn to prevent injury from accidental electrical arcs e Before a maintenance or repair work on the UPS e Switch the input and output circuit breakers Q1 and Q2 to OFF position e Switch battery circuit breakers Q3 to OFF position e If UPS has external batteries switch the circuit breakers F5 of the battery cabinet s to OFF position Determine if the battery is inadvertently grounded If inadvertently grounded remove source of ground Contact with any part of a grounded battery can result in electrical shock 3 5 Emergency interventions The following information is of a general nature For specific interventions ple

KEOR S 3-10 kVA

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