LEGRAND KEOR S 10KVA 1 Operating & Installation Manual Download

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World Headquarters and

Intrernational Department

87045 LIMOGES CEDEX Freance

33 5 55 06 87 87

Fax : 33 5 55 06 74 55

www.legrandelectric.com

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.

Installer Stamp

Summary of Contents for KEOR S 10KVA 1

Page 1: ...LE08008AB KEOR S 3 10 kVA Operating Installation Manual ...

Page 2: ...2 ENGLISH 5 6 EN KEOR S 3 10 kVA ...

Page 3: ...manual completely before working on this equipment 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 The manufacturer reserves the rights to change the technical specifications and design without notice LEGRAND reserves the rights to chang...

Page 4: ...king 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 Pow...

Page 5: ...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 Important Safety Instructions 23 5 4 2 Parallel System Accessories and Ins...

Page 6: ...d Special Function Execution 46 9 2 UPS Default Settings and Their Alternatives 49 9 3 Commissioning 51 9 3 1 Start Up with the Mains 51 9 3 2 Start Up with the Battery Cold Start 53 9 4 Decommissioning 54 9 5 Maintenance Bypass Commissioning and Decommissioning Instructions 6 10kVA 54 9 6 Emergency Switching Device ESD 55 10 Preventive Maintenance 56 10 1 Batterie 56 10 2 Fan 56 10 3 Capacitors 5...

Page 7: ...nufacturer 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 Foritsusetheusermustalsocomplywiththespecificlawsinforcethatexistinthecountrywheretheequipment is installed Reference is also made in this manual to laws directives etc that the user...

Page 8: ...s 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 Faulty electrical wiring Defects arising either from designs or parts imposed or supplied by the purchaser Defects and damage by fire and lightning Failures due to modification in the produc...

Page 9: ...equipment it is absolutely forbidden to work without the protective gear mentioned in this paragraph The personnel who are going to work with the equipment 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 This symbol points out the instructions which may result with injury of the operator or da...

Page 10: ...ltages 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 The connections shall be made with cables of appropriate cross section in 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 th...

Page 11: ...ols with insulated handles Wear rubbers gloves and a rubber apron when handling batteries Do not lay tools or metal parts on top of batteries Eye protection should be worn to prevent injury from accidental electrical arcs Before a maintenance or repair work on the UPS Switch the input and output circuit breakers Q1 and Q2 to OFF position Switch battery circuit breakers Q3 to OFF position If UPS ha...

Page 12: ...g 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 TheUPSmustbeplacedandstandinaverticalpositionthroughoutthetransportation Use suitable equipment to remove the UPS from the pallet The equipment s...

Page 13: ...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 li...

Page 14: ...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 Loading Ramp RS232 Cable 2xRJ45 Cable for Paralleling for 6 10kVA 5 Installation Models Dimension HxWxD mm Weight kg Internal Transformer Internal Batteries Type UPS KEOR S 3KVA 1 716 275 776 53 No 6 blocks 12 AH ...

Page 15: ...re Figure 5 2 1 Figure 5 2 3 Figure 5 2 5 Figure 5 2 2 Figure 5 2 4 Figure 5 2 6 Remove the wrap and the package Screw off the stop plates placed at the front and back of UPS Remove the stop plate Unload the UPS via wheels over the ramp Place UPS in the installation area ...

Page 16: ...ge 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 Make sure that all circuit breakers are OFF before starting with the installation 5 3 1 Power Connections Power cables and communication cable...

Page 17: ...t Breaker 5 Output Circuit Breaker 6 Terminals 7 Cable Fixing Tools 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 Bypass Circuit Breaker 8 Output Circuit Breaker 9 Terminals 10 Cable Fixing Tools Keor S 3kVA Keor S 6 10kVA Terminals and Circuit Breakers of UPS ...

Page 18: ...18 Pass the cables through the glands Power Connection of Charger and Batt Figure 5 3 1 3 1 Battery Cable 2 Input Cable 3 Output Cable Figure 5 3 1 4 ...

Page 19: ...uld 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 PE cable should be min 10cm longer than the other cables 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 externa...

Page 20: ...r 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 RISKOFVOLTAGEBACKFEED Isol...

Page 21: ...nce of appropriate protection devices between the cabinet and Keor S LETHAL VOLTAGE of nominal 72VDC for 3kVA 240VDC for 6 10kVA is present when battery connections are made To avoid risk of electromagnetic interference separate the battery cables from Input and Output cables For UPS and External Battery Cabinet Connections please follow up the instructions below Switch the circuit breaker Q3 to O...

Page 22: ...oad should be supplied through separate circuit breaker and the cable cross sec tion should be chosen according to the load current value NEUTRAL SYSTEM 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 neutral to the protective ground or protec tive bounding PE or PB Install...

Page 23: ...r The parallel function of the UPS can only be enabled in Normal Mode 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 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...

Page 24: ...k 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 ...

Page 25: ...elow 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 recommen...

Page 26: ...d then make sure all the circuit breaker at input output are set at OFF position For maintenance purpose you are recommended to purchase a MTBS box 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 ID...

Page 27: ...rements IN PUT OUT PUT 1050mm RJ 45 communication connecting wire 1900mm RJ 45 communication connecting wire Max 25M all Input Power cables shall be with the same length Max 25M all Output Power cables shall be with the same length CONTROL CONTROL CONTROL CONTROL I I I I O O O O ...

Page 28: ...e unit rating kVA Option o1 o2 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 sequential energizing of the different transformers Figure 5 4 5 2 1 1 Parallel Configuration ...

Page 29: ...l Maintenance Bypass MCB 2p NOTE Q External Maintenance Bypass MCB OS general output disconnect switch Rating N X unit rating kVA Internal Maintenance Bypass Q4 cannot be used 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 Figure 5 4 5 3 ...

Page 30: ...30 Figure 5 4 5 4 Parallel System Communication Connection Set the two terminal resistorsof two 2 or four 4 UPS to at ON positions ...

Page 31: ...lation Manual Figure 5 4 5 5 Figure 5 4 5 6 Parallel System Communication Connection Connect parallel RJ 45 cables as a Ring Network as above MTBS is optional equipment UPS 1 UPS 2 UPS 3 UPS 1 UPS 2 UPS 1 UPS 2 UPS 3 UPS 4 MTBS MTBS MTBS ...

Page 32: ...al Communication as standard DSUB 9 female connector with the following pin layout shall be used on the UPS side of the connection cable Installation Please refer to the User s Manual of the software for installation Communication Parameters Baud Rate 2400 Data Bits 8 Stop Bits 1 Parity No Parity Table 7 Models Description UPS MANAGEMENT SOFTWARE Set of applications for real time control of the op...

Page 33: ...t RS232 is disabled 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 network interface internal version card Table 9 ...

Page 34: ... 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 lo...

Page 35: ... 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 frequency turn back to within the limits of bypass In case Online Operation norl is set as Operation mode through settings menu 7 2 Eco Mode Eco In this mode as long as the mains voltage and frequency within t...

Page 36: ... can be adjusted to wider and narrow one It shows Bypass Voltage is adjusted to narrow one 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 ...

Page 37: ...d the inverter are suitable to supply the loads UPS switches to Battery Operation Keor S 6 10kVA The mains voltage is required 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 t...

Page 38: ...ed inside the maintenance bypass circuit even when in put switch Q1 is in OFF position 7 6 Maintenance Bypass Mode for 6 10kVA 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 Maintenance bypass enables the user to isolate the electronic circuitry of the UP...

Page 39: ...eypad Figure 8 1 1 1 Figure 8 1 1 2 Front View Keor S 3kVA Front Panel 8 Front Panel Rear Panel NO Front Panel Item Definition 1 LCD Display 2 UPS Fault LED 3 Amber LED lights up to indicate the Bypass Input is normal It lights up and lights off when UPS operates in Eco Mode 4 It indicates that UPS output is OK 5 Green LED steadily lights up to indicate that the Utility input voltage is within the...

Page 40: ...ility input voltage is within the window the LED flashes flickeringly to indicate that the utility input voltage is within the acceptable window 4 Green LED lights up to indicate Bypass Input is normal 5 UPS ON Alarm Silence 6 Go to Previous page or change the setting of the UPS 7 To reconfirm the change of UPS Setting 8 Go to next page 9 UPS OFF Switch 10 Special Functions log in out 11 UPS is wo...

Page 41: ...1 2 Liquid 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 ...

Page 42: ...42 It shows OFF which means UPS pre start is unsuccessfull Self Test OK Self Test FAIL Battery Mode Online norl Mode OFF Mode ...

Page 43: ...ode 8 Utility Input Abnormal 9 UPS Shutoff 10 UPS Abnormal Lock 11 UPS Flow Chart 12 4 Digits Measurement Display 13 Indicate the item desired to be measured 14 UPS ON Switch or Alarm Silence 15 UPS OFF Switch 16 Previous Page or Setting Change 17 Next Page 18 Special Function Log in out 19 Enter or Reconfirmed 20 Utility Input Normal LED 21 Bypass Input Normal LED 22 UPS under Redundancy Mode 23 ...

Page 44: ... Cooling Fans E SNMP Interface Slot F Input Output Battery Circuit Breakers G Terminal Cover 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 without Transformer Keor S 3kVA with Transformer ...

Page 45: ...t Output Battery Manual Bypass Circuit Breakers G Emergency Switching Device H Terminal Cover Terminals A RS 232 Portu CN1 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 Terminals Keor S 6 10kVA withou...

Page 46: ...rter Output Voltage 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 It shows buzzer is On It shows buzzer is Off It shows self test is NOT on It shows self test is on Q1 Q2 R1 R2 9 1 UPS Default Data and Special Function Execution After UPS completely starts up press FUNCTION 10 key pad to change th...

Page 47: ...s Bypass Voltage is adjusted to narrow one It shows bypass voltage is adjusted to wider one It shows Frequency Window is 3Hz It shows inverter output voltage It shows the UPS is operated in normal mode It shows the UPS is operated in Eco mode S1 S2 T U V1 V2 ...

Page 48: ... 60Hz mode It shows Output Voltage Adjustment from 0 to 3 or 0 to 3 It shows UPS Identification Number It shows the UPS is in the No 1st of parallel systems For only Keor S 6 10kVA The adjustment of frequency converter settings should be done by authorized Technical Personnel V3 V4 W X Y ...

Page 49: ...test as drawings R1 R2 all the rest default settings may be changed by pressing scroll up key pad 9 2 UPS Default Settings and Their Alternatives Press scroll up key pad you may execute special functions The Functions includes buzzer ON as drawing Q1 or buzzer OFF as drawing Q2 Alarm silence for UPS Warning and self test OFF As drawing R1 or self test ON as drawing R2 UPS will execute battery test...

Page 50: ...fied address 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 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 sc...

Page 51: ...ht to OFF position 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 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 brea...

Page 52: ... 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 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 It shows test It shows OK in self test It shows 220VAC in Utility Input Keor S 3kVA Keor S 6 10kV...

Page 53: ...ended to start up UPS with the mains as far as possible It shows Off which means the UPS pre start is unsuccessful 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 ...

Page 54: ...ns UPS operates on Maintenance Bypass Mode Switch the output circuit breaker Q2 the input circuit breaker Q1 the battery circuit breaker Q3 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 9 5 Maintenance Bypass Commissioning and Decommissioning Instructions 6 10kVA Maintenance bypass enables the user to iso...

Page 55: ... breakers on external battery cabinet s F5 if any to ON position Switch the Maintenance Bypass circuit breaker Q4 to OFF position 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 Dev...

Page 56: ...authorized Technical Personnel All the maintenance operations should be done by authorized technical service personnel Do not open or mutilate batteries Released electrolyte is harmful to the skin and eyes It may be toxic 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 envir...

Page 57: ...ing properly Contacts your local dealer to replace the fans if necessary 4 Er14 Verify if the ventilating fans are functioning properly Do not attempt to replace the fans by yourself Contact your local dealer for replacement 5 Verify if the L 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...

Page 58: ...e cooling FANs on rear panel are work ing normally 6 Er15 Make sure the UPS is operated normally If it is on CVCF mode you have to turn off and turn on the UPS again 7 Er16 Er27 All of parameters except ID Number in the paral lel UPS must be same 0 8 Er21 Reconnect the RJ 45 wire or set a UPS with ID 1 0 9 Er24 When the UPS is on CVCF mode it is prohibited to have bypass input You have to turn off...

Page 59: ...be locked except Bypass messages LED LCD In case the Utility is abnormal after the UPS is locked the LED will be extinguished and the LCD will be shown on the LCD screen To release the UPS lock please proceed the followings Check those error messages recorded Check Section 11 to solve the problem Otherwise consult to the LEGRAND Technical Assistance Centre Press Off key pad for 5 seconds and buzze...

Page 60: ...onflict in Parallel System or ID number Error in single unit for 6 10kVA 10 Er18 11 Er21 Parallel communication error communication wire disconnected or failure to find ID1 UPS in parallel system for 6 10kVA 12 Er24 CVCF mode with Bypass input 13 Er27 The UPS must be operated in normal mode in parallel system for 6 10kVA 14 Er28 Bypass Overload Time out and cut off output 15 Er31 The settings of b...

Page 61: ...er shutdown All functions in habited Long Continuous Beep UPS faulty loads continue to be supplied via In verter or Bypass Single successive beep with 2 sec interval Battery mode Single short successive beep with 1 sec interval Battery low Very quick and short successive beep Confirm RS232 port receiving 2 quick short beeps Service mode ok 1 quick short beep UPS initial starts up with self test 2 ...

Page 62: ...est Weak Bad Battery Site Wiring Fault Fault Overload Line Mode Backup Mode ECO Mode Bypass Supply Battery Low Battery Bad Disconnect Overload Transferring with interruption UPS Fault Information on LCD Input Voltage Input Frequency Output Voltage Output Frequency Load Percentage Battery Voltage Inner Temperature Self Diagnostics Upon Power on Front Panel Setting Software Control 24 hour routine c...

Page 63: ...Boost Rectifier The rectifier generates a very constant DC voltage level by drawing current from the input with a power factor close to 1 INV The inverter generates a very constant AC voltage level at the output by using DC voltage source at the rectifier s output ISCR Inverter thyristors BSCR In case any inverter fault occurs Bypass thyristors transfer the supply of the load electronically from i...

Page 64: ...64 Keor S 6 10kVA EXTERNAL KEOR BATTERY CABINET Name Definition 1 UPS 2 BATTERY Supplies the necessary energy when the mains voltage is not available External F5 Battery Fast Fuse ...

Page 65: ...45 LIMOGES CEDEX Freance 33 5 55 06 87 87 Fax 33 5 55 06 74 55 www legrandelectric com 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 Installer Stamp ...

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