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Circutor Power Factor Regulator Computer plus T8 14

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2. HARMONICS ii gt lt gt Z oom Harmonics V1 Menu A Menu Y v Menu Screens Grap X pre lt oom Harmonics V2 Meru y VA Menu Screens Grap ad a 4 gt Zoom A Harmonics V3 ona y VA Menu Screens Grap sl 4 Zoom A Harmonics 11 Menu y VA Menu Screens Grap i lt q gt Zoom A Harmonics 12 Menu y WA Menu Screens Grap al 4 Zoom Harmonics 13 e y VA Menu Screens Grap i lt d Zoom Harmonics 1C1 Mem y VA a Menu rap A ie gt ul 4 ZO Harmonics IC2 MENU y VA Menu Screens nl 4 Zoom A Harmonics 1C3 lis Menu y VA Meno Screens LLN lt d Zoom THDV er y WA Menu Screens Grap z 4 Zoom THDIL mm y VA Menu Screens Grap Al 4 Zoom THDIC eres NOTE The IC1 IC2 IC3 and THDIC parameters are only available for the T8 CDI and T14 CDI versions of Computer plus Fig 11 Harmonics menu 27 6 6 Test menu The Test menu can be used to enter the device s manual mode The options in this menu have been designed to carry out different tests of the compensation system including harmonics prediction tests When you enter this menu the unit runs manually
3. f you do not know how the cables of the current transformers CT s are connected try various combinations until you obtain a coherent cos q reading Imagine this can be achieved with the setup shown on Fig 41 This would mean that the CT of phases 2 and 3 are changed and that the secondary of phase 3 has S1 S2 inverted 0 97 ind 0 6 cap 0 6 cap coss 0 Srind 0 4bind 0 9 find cosg ui we 3 C ULI wz wi e TA IE It 1e3 Il It IE 123 s 52 suse SD G se ss EMI amp Ese Eait OK Ese Edit OK Fig 40 Menu to change CT s connection Fig 41 Changed transformer connection menu When the setup is producing a coherent set of cos values press OK and adjust the transformer connections 7 3 6 Adjusting the transformer ratios In this menu the voltage transformer and the current transformer ratios can be adjusted In general there will only be voltage transformers in the medium or high voltage systems MV or HV In the case of low voltage installations the voltage transformers ratio is 1 1 To adjust the transformer ratios proceed as follows Open the setup menu by following the process described in section 7 3 2 From the list of options select Transf Ratio screen on Fig 42 and press OK to display the screen shown on Fig 43 40 Plug Play MT connections Transt Ratio Menu a J v OK Fig 42 Transformer Ratio Menu Frim V 000001 Sec 001 Prim I 00005
4. Table 9 1 shows a summary of each alarm option that can be configured and table 9 2 defines each option available Options Programmable alarm parameters Global Enable Global activation of all alarms Temperature C Alarm limits by temperature HI LO delay time DelayT and type of activity NO NC DIS leak A 1 2 Alarm limits by leakage HI LO delay time DelayT and type of activity NO NC DIS See 9 4 1 The alarm is only available in Computer plus T8 CDI and T14 CDI The LO value must always be set to zero 2 Ph Ph Voltage V Alarm limits of phase phase voltage HI LO delay time DelayT and type of activity NO NC DIS THDV Alarm limits by THDV HI LO delay time DelayT and trip mode NO NC DIS The LO value must always be set to zero THDIL x IL A 2 Alarm limits of total harmonic current HI LO delay time DelayT and type of activity NO NC DIS The LO value must always be set to zero THDIL Step 2 Alarm limits of an increase in the THDI HI LO when a C step is connected In this case instead of a delay the number of times the anomaly must be detected before tripping the alarm can be programmed N Rep Likewise the type of activity can be programmed NO NC DIS The LO value must always be set to zero THDIC 1 2 Alarm limits of THDIC HI LO delay time DelayT and type of activity NO NC DIS The alarm is only available in Computer plus T8 CDI and T14 CDI The LO value mus
5. The options available and measurable parameters are summarized on table 8 1 Each option can be selected with two different ways 48 A Search the specific parameter and press OK B Moving onto the next or previous screen with the browsing arrows Options Display Parameters displayed on the screen o ES three phase active reactive and apparent power and the cos and three leak N Cond Fig 72 Shows the leakage current measured and the neutral current calculated of the capacitor bank Shows the temperature inside the Computer This temperature is usually 10 C above the Temperature Fig 77 de temperature in the cabinet s environment Imported Energy III Fig 78 Shows the energies in kWh kvarL and kvarCh imported since the last meter reset Exported Energy Ill Fig 79 Shows the energies in kWh kvarL and kvarCh exported since the last meter reset Only in Computer plus T8 CDI and T14 CDI Table 8 1 Options of the measurement menu and data measured 12 3 4d 4 b fT 12 3 4d 4 b fT amp El IIl 114 31 cosglll 0 41 Steps Jui kvarill 47 39 ind kvart 46 60 kvar KA IlI 154 96 PF ill 0 47 Freq 30 OO Hz Menu _4 v Menu a v Max Fig 62 Power cos 6 FPIII Fig 63 Status III 49 2 3 4 5 hb Tf kvart 16 d 1 kvar kvart 15 62 kvar kvarti 15 03 kyvar Menuja vw j Max Fig 64 Status 3 4 5 b Tf 5 PF 0 95 PF II i 0 4h 0 47 0 47 Mens a 1 v ft Fig
6. The standard password is the sequence of F1 F3 F2 keys The menu layout is shown on Fig 9 OK NO Set Alarm a CORRECT Password YES i Only Setup Edit without Reading Enabled Password 0 Menu OK Edit Global Enable lt Status of global enable q gt OR MANUAL ra 3 Setup Menu OK y VA i Menu OK e Edit Temperature C a gt C cene Delay ene Menu OK p y vA Menu OK ILKmax ILKmin Delay Edit Ileak A gt Enabling lt gt iod MANURE Menu Faulty Step OK etup y VA i Menu K Edit Ph Ph Voltage V Vma
7. m CIRCUTOR POWER FACTOR REGULATOR COMPUTER plus T8 14 Three phase Metering Relays Output INSTRUCTION MANUAL M98223001 03 09D CONTENTS 1 COMPUTER PLUS T POWER FACTOR REGULATORS u cccccccccccccccccccccccccccccccccccccccccccccccceecs 7 2 WECHNICATLSPECIFICATIONS a 9 2 1 DIMENSIONS AND P EN GS NERO TORT TE 10 3 STANDARD CONNECTION DIAGRAM ee eee eee eeeeesee eee eese eee seeseese sese esses esses eee eeeeseese sees eese esses esee esses 11 3 1 ARS NDUEENCTONS uuu IA UE nd M UA OD E E ET DRE MEE 12 3 2 PUTO AION OO IAS eres totus EM E EI EM LE eaters UE E LI MEM M E TELE IN etai 12 o Card C POWER supply and MES lt lt idas 12 le C SE HP ne TE ne tel ete ON en tie Di cette nie tease 13 32 0 Card A Communications measurement I in capacitors and measurement I in leakages 14 3 3 BASIC CONNECTION DIAGRAM 3 3 eese she tee eectesee eu ever e D noe DU treser erete ro rs eS eSP oP oSer EPES E PeP res brs EE OE due qeu DE DER ON ole eee ge d eR ss 15 4 SCETIINGSANDSTARTZUPB di 17 4 1 CHECKS BEFORE THE UNIT IS PO WERE Diigo e e pM e dde ce ss ee 17 4 2 ENERGIZING THE AO TL al DA pe eL al Lu ins DR 19 4 3 ISEGUEATORSSEPEISNGS TN la taa Als C Ml TAa EI A li DE 19 5 BASIC INSTRUCTIONS TO BROWSE THE MENUS u cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccees 20 5 1 BROWSING THE MENUS FUNCTIONS
8. PROGRAMMING THEALARM RELAY ous ott atotcnionet eb it nt tton teen tunes bos alae e betae tue en iun Pa tue te 57 10 VIEWING THE STATE OF THE ALARMS tienne cr es bg eR ER ev voa YER Top ed ee eue eue Ro o reU Sia aeo areis ess 58 10 1 OPENING THE ALARM DISPLAY MENU as AA A AA A 58 102 ALARMIDISPLAS OPTIONS ER nn ain tend OEI ner dre OR te einen 58 10 2 1 Parameters displayed on the alarm status screens oooooooonnncnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 59 TORA MEME STi OO 60 TODS AC OUT AA A Ee opea dius mea DE Eee eU I o 61 TODA CUE Pate ANIME ner M eda tede ear ioa a en 62 11 HARMONICS DEA Y M 62 11 1 OPENING THE HARMONICS DISPLAY MENU ccsccsccscesceccecceccsccscecceccsccsceececcecescescscsccscescescsccecescescescssessescescsens 62 11 2 HARMONICS DISPLAY OPTIONS er era nanas ele nee inerte esters 63 12 TEST o e NN nee eee 64 12 OPENING THE TEST MENU la oli 64 12 2 TESTCOSO AND RESONANCE TES To ies 65 ICE QU dS BRE SES UE E tcc O Ne 66 13 INTEGRATION OF COMPUTER PLUS IN THE SCADA POWER STUDIO PROGRAM 67 14 SAFETY INFORMATION A mo t 68 15 MAINTENANCE a ees eese see oe en uad esset Ree resu dedo esu tens eva v een veu nent de teen a 68 16 TECIINIC XT SERVICE dd s aeo ceci esos cease beoe nite A 68 INTRODUCTION CIRCUTOR S A would like to thank you for showing your trust by choosing one of our Computer plus series regulators These units are constructed
9. Play by default The default values of the parameters are shown on table 7 1 parameter Meaning Defaultvalues COS e objective Desired cos value qo Default connection of Siene contiguraion capacitors Hu Reclosing time of the same step Transformer ratio of voltage measurement V1 V2 voltage transformer ralio transformers generally 1 except in the 1 1 case of MV or HV 5 Current transformer l Nominal value of 12 secondary Menu language Spanish O Peripheral 1 Baud rate 19200 Parity No Leng Data 8 bits Bits Stop 1 Parameters of the Parameters of the communications communications channel channel Table 7 1 Parameters configured by default 7 2 6 Plug amp Play for Computer plus T8 CDI and T14 CDI If using a Computer plus T8 CDI or T14 CDI to which the secondary signal of 3 voltage transformers has been connected in order to measure the current consumed by each phase of the automatic capacitor bank and said function has been enabled during the configuration of the regulator a second Plug amp Play process will be run in order to determine the value of the primary of the voltage transformers installed to measure the current consumed by the automatic capacitor bank and the phases and direction of said transformers will be assigned assuming in each case In 5A transformers To enable this function proceed as described below 35 Inside the folder select the Configuration COL
10. Rated current in current measuring circuit Secondary 5 A 5 A a c Secondary 1 A 1A a c d Working conditions Operation temperature 10 a 450 C Relative humidity lt 95 without condensation e Safety Designed for installations CAT III 300 520 V a c as per EN 61010 Protection against electric shock by means of Class Il double insulation The unit is intended to be installed in the panel door according to DIN 43 700 Drill panel 138 x 138 mm 17 All connections keep inside the cabinet Note that with the instrument powered on the terminals could be dangerous to touching and cover opening actions or elements removal may allow accessing dangerous parts Therefore the instrument must not be used until this is completely installed The regulator should be connected to a power supply circuit protected by gl type IEC 269 or M type fuses IEC 127 rated between 0 5 and 2 A It should be provided with a MCB or equivalent device to switch off the system from the power supply circuit Both power supply and voltage measuring circuits as well as connections to different relays will be wired with cables of a minimum cross section of 1 mm AWG 17 The current transformer secondary side connection line should have a minimum cross section of 2 mm2 AWG 14 and with a minimum temperature rating of 60 C To connect a Computer plus regulator to a PF compensation unit follow these steps Con
11. Some information might not be coherent cos out of reasonable margins active power values with a negative sign etc This is usually the result of incorrect connections current transformers connected to the incorrect phase or inverting S1 S2 Any of these errors can be solved without changing the cables simply enter the setup menu of the device select option Connection of Transformers V I see section 7 3 or execute the Plug and Play option see section 7 2 NOTE If you connect the unit and it does not operate remember that it must be put in the RUN mode section 7 3 9 4 3 Regulator settings ATTENTION Generally the regulator is delivered with the relay outputs disabled Therefore when you connect the voltage and before adjusting the setup do not connect any capacitor step If any capacitor is connected this means the regulator has already been set up When the regulator is installed on a CIRCUTOR capacitor bank it has already been set up and its final location will only need you to select the Plug amp Play option see section 7 2 If you are sure that the regulator has not been set up and a capacitor connects this indicates that something is working incorrectly In this case check the settings in accordance with the instructions in section 7 Follow these steps to adjust the unit Apply voltage to the unit and follow the set up instructions in section 7 Configure the alarms according to your needs by
12. Mens Mn MinL MinC ru i FP lt FP each phase ON Date Time VA Menu Y Max Max r i V phase phase V phase phase prid Date Time VA Menu Y Max Max E gt V phase neutral V phase neutral EM Date Time VA Menu Y Max Max Line e wp Date Time A Ma e Line lt Y va SC Menu Max Max r A Neutral Neutral ren Date Time VA Menu y Max Max B h Cap bank Cap bank z ate Time Menu Y YA Max Max i ILK IN Cap bank Le pl Date Time i Esc LK r VA Menu Max Max Power III kW kvar kVA IIl Pal Date Time VA Menu Y Max Max kW RS ES kW each phase id pales VA Menu ee MaxL MaxC A kvar kvar each phase Padi Date Time VA Menu Y Max Max SNA Mes KVA each phase P a VA Menu y Max Max Temperature Temperature pis Date Time VA Menu y Import Energy III VA Menu y Export Energy Ill Fig 7 Measure menu tree 23 6 2 Device setup menu In the setup menu you can configure the different options of Computer Plus This menu is protected by a password You can browse the menus and see how the parameters are configured but you must choose the option to edit them on any screen password will be asked before a modification is permitted The standard password is the sequence of F1 FS F2 keys The menu layout is shown on Fig 8 for more details see section 7 Les Password ii d Se
13. Sec I 5 pens IL Fig 43 Edit Transformer Ratio Menu Press and the screen shown on Fig 44 will be displayed To edit a field follow the procedure described in section 5 4 Prim 1 002500 Sec I 001 Prim I 00500 Sec I D ss as Eur ak Fig 44 Transformer Ratio Menu 1IHBE 5 6 7 3 El IIl 179 37 eosalll 0 57 kuarlil 47 39 ind EUA Ill 185 55 PF Ill 0 97 Edit Run Fig 45 Edit Transformer Ratio Menu When the adjustment is complete press OK to display the screen shown on Fig 45 stating the kW kvar KVA and cos In reverse video the computer will display the steps which will be connected in case that the settings are accepted The menu bar shows the options to continue editing values when you press Edit The unit will start up when you press Run If the values measured seem correct press Run Otherwise check for errors 7 3 7 Adjusting the cos q objective The cos e objective can be adjusted To do so follow this procedure Open the setup menu by following the process described in section 7 3 2 From the options menu select Target cos q screen on Fig 46 and press OK The screen shown on Fig 47 will be displayed Tranzf Ratio Target cas A eos d 1 00 AE Type ind Tact Trec a v Menu Fig 46 Transformer Ratio Menu Fig 47 Edit Transformer Ratio Menu Press to adjust the desired value To edit a field follow the process descri
14. The screen shown on Fig 96b will be displayed when the current in the three phases does not reach 1 of the nominal value In T CDI types this screen also shows the earth leakage transformer failure So if this transformer has the secondary circuit open ON will be shown in I leak status Current Failure line OFF leak OFF Ese J av Cur Fig 96b Current fault alarm screen 11 HARMONICS DISPLAY Computer plus also includes an option to display voltage and current harmonics or a bar graph for each measured voltage or current 11 1 Opening the harmonics display menu To open the harmonics display menu go to the main menu Fig 92 Use the arrows a jie to select the folder and press OK The list of options will be displayed as shown on Fig 93 Measure setup set Alarm Harmonies Uf Harmonies We TT Lr Harmonics Ws a Menu wv ok Fig 97 Main menu Fig 98 Harmonics display options Alarms E y R 62 11 2 Harmonics display options The options available and their meaning are summarized on table 11 1 The options will be selected from the list shown on Fig 98 with the dynamic keys La jv Press when the option selected appears on the reverse video Options Comments Measurable parameters Harmonics V Shows the voltage harmonics of phase1 Harmonics V2 Shows the voltage harmonics ofphase2 Harmo
15. Viladecavalls Barcelona SPAIN Tel 34 93 745 29 00 Fax 434 93 745 29 14 E mail central circutor es 68
16. and therefore stops carrying out its regulation functions OK l Switch ON OFF steps TEST i Test cos P and display of cos y Menu Menu QU YT 7 owitch ON OFF steps i Resonance test gt and display of THD yi Menu Esc and THDV pv r Menu OK Switch ON OFF steps Next i Capacitors test lt and display of kvar Esc Menu v Pass to 1st Screen Fig 12 Test menu tree 7 DEVICE SETUP SETUP MENU Computer plus must be programmed to adapt itself to the installation being compensated Such adaptation process requires the selection of a series of parameters such as number of capacitor steps power of each step current transformer CT ratio etc All of these parameters can be adjusted as follows Automatic adjustment with the Plug amp Play option Manual Adjustment Please check the menu tree of the setting described in section 6 2 before entering the setting 7 1 Password The screen shown on Fig 13 will always be displayed when you wish to change the setup and it will ask for the password Enter the F1 F3 key sequence to activate the programming option The unit will disconnect any connected capacitor steps and then d
17. and test of the system On the bottom of the main menu there are a series of menu options that can be selected with the Fl F2 F3 and keys The different menu options are Access a screen that indicates the name of the unit and the model version and serial number a i Used to browse through the main menu and select the desired option To select an option and to access the desired menu 21 5 4 Editing numerical or literal fields Many menus show the option to edit numerical or literal fields Editing is usually done as follows Press the key and the following menu will be displayed Ese av Edit OK ar Select the field you wish to edit and pressL OK _ The menu will be displayed Ese e ok When editing numbers press the Cr key to change the number being edited which will appear underlined and with Ca you can change the numerical value in cycles 0 to 9 When you reach the value desired move onto the following character and press LOK when you are finished fthe value edited is incorrect or out of the limits then when you press ok the previous value will be kept When you wish to edit fields with different options menu Ese a OK will be displayed and you can change the option with the a key When you reach the desired value press 6 SUBMENU LAYOUT Each of the basic functions described in the main menu folders has a series of options or submenus that allow yo
18. be displayed when the status of alarms is browsed The different screens show the variable trip mode NO NC or DIS HI and LO values programmed and the status ON OFF DIS etc When the alarm is ON the date time and value that tripped the alarm can be checked With the option the HI and LO fields show the trip values The texts on the screen and their meaning are described on table 10 2 59 High value that triggered the alarm No value will be displayed when the alarm has not been triggered due to HI limit Low value that triggered the alarm No value will be displayed when the alarm has not been triggered due to LO limit ON Alarm enabled and tripped OFF Alarm enabled but tripped DIS Alarm disabled Table 10 2 Description of the legends on Fig 92 Moltage LM lal tage UL HI HI 450 LU LU 350 Status DIS status ON Esc av Date CLR Esc ar Date CLR Fig 92 Alarm status screen DIS or OFF Fig 93 Alarm status screen ON 10 2 2 I leak alarm As mentioned in section 9 4 1 Computer plus will treat this alarm as a special case Specifically this alarm can be used to disconnect a faulty capacitor when it is found to be the cause of a leak As such if it detects a leak it triggers the alarm Immediately afterwards it stops the regulation process and starts disconnecting the connected capacitors one by one until it reaches the cause of the leak see section 9 4 1 for a complete explanation of
19. been connected instead of B and vice versa and phase 3 secondary terminals of the CT have been inverted NOTE This information is usually correct if the load is inductive or slightly capacitive during the Plug amp Play setting cos phi between 0 65 inductive and 0 98 capacitive In any case if you consider that the connections are correct you can repeat the Plug amp Play setting and if the results are the same there is a high probability that the connections are as detected by the automatic setting unit The screen on Fig 32 shows information about the phases sequence connected to V1 V2 V3 and about the CT s ratio both detected by the Plug amp Play automatic setting system The final automatic setting is shown on the screen displayed on Fig 33 indicating the end of the Plug amp Play 34 If there is an error message at the end of the automatic adjustment process carry out the process again and if the error persists the system must be adjusted manually as described in section 7 3 lf there is no error message at the end of the automatic adjustment process we will press the key to check whether the values of cos and the number of steps to be connected are logical or not see Fig 33b If we consider that these values are correct then we must press again the key to start the regulator operation 7 2 5 Default Plug amp Play Values oome parameters affect the compensation process and they are configured by the Plug amp
20. connected to the VL1 VL2 and VL3 input terminals correspond to the phases where the A B and C current transformers are connected Therefore the default connection is VL1 with ICA VL2 with ICB and VL3 with IcC The location of the current transformers should be checked visually and if necessary this screen should be edited in order to make the necessary changes To edit the screen press the option and a screen like the one shown in Fig 59f will be displayed Use the arrow to change the field being edited and press again to change IB for IC for example or S1 S2 for S2 S1 47 Fig 59f CDI transformer connection menu Once we have finished making the correct settings press and the connections of the transformers for the CDI modules will be set 8 DISPLAY OF VARIABLES MEASURE MENU Computer plus has a menu with a series of options that can be used to display the measurements of the most important variables of the installation where the power factor is regulated See the menu tree in section 6 1 for a general outline of the measurement options available 8 1 Opening the measure menu To open the measure menu go to the main menu Fig 60 Use the arrows ae to select the folder and press OK The list of options will be displayed as shown on Fig 61 me Set Alarm Power cas d PF Ill Status Ill info e OK Menj J v J OK Fig 60 Main menu Fig 61 Setup menu 8 2 Measurable parameters
21. option Fig 33b and press OK The screen shown in Fig 33c will be displayed Tranzf Ratio Prime 00005 Sec IL a Conner yeg M I Cap connections PrimlF 900 Menu a J v oK Menu Ja Fig 33b Setup menu Fig 33c CDI setup menu Configuration COL Press Edit and if editing is locked the password screen will be displayed Follow the steps described in section 7 1 After entering a valid password the screen shown in Fig 33d will be displayed Select the Cannes option using the ar button and press Edit to set it to Ee if it was previously set to NO using the ar button Press OK to confirm PrimlIl 00005 Sec IC 3 Cannes ne PrimIF 2060 Fenu av EGit K Fig 33d CDI setup menu In this case the Plug amp Play settings will continue on from the screen shown in Fig 33 displaying the results of the automatic settings on successive screens just like for the Plug amp Play of the external transformers 36 7 3 MANUAL Setup Even though the easiest way of configuring Computer plus is with the Plug amp Play option all of the unit s parameters can also be configured manually 7 3 1 General information about the Setup menu To edit a field follow the procedure described in section 5 4 The screen displayed on Fig 33b will be displayed at the end of the adjustment process on any setup screen final validation of settings with OK showing the cos in each phase and t
22. order lower part and value top part will be displayed on the right of the screen Use the Zoom key to expand the vertical scale Fig 101 3 d 5 bh i 3 THC 2 3 THII 2 0 x THIS of oY IMen m j Zeom Menaj ax Fig 101 Graphical display of harmonics with Fig 102 Display of THDV or THDI zoom The screens that display the current and voltage THD Fig 102 show the option which can be used to display the maximum THD values recorded The date and time when the maximum value was produced can also be displayed with the and dynamic keys To go back to any of the harmonics display submenus press Esc or 12 TEST Computer plus has a powerful Test menu that allows you to check the power factor compensation unit and check whether it is adapted to the installation being compensated or not This menu has been designed to check the status of components in the bank after start up and the potential resonances between the equipment and certain loads in the installation The Test menu offers three options Test cos q Resonance test Capacitors test 12 1 Opening the Test menu To open the test menu go to the main menu Fig 103 Use the arrows Cale to select the folder and press OK A list with the three options available will be displayed Fig 104 64 set Alarm Test cus d Resonance test sew Fig 103 Main menu Fig 104 Options of the Test menu The opti
23. setup menu by following the procedure described in section 7 3 2 Select the WALLP ILE LACM option Fig 59b and press Ok The screen shown in Fig 59c will be displayed Tranzf Ratio FrimIU 00005 Sec IL a Configuration CDI Conner yeg I I Cap connections FrimIF 5200 Menu a v OK Fen Ja Fig 59b Setup menu Fig 59c CDI setup menu 46 Press Edit to set the desired parameter values The following parameters can be set PrimlC Nominal value of the current transformer primary Sec IC PrimIC Nominal value of the current transformer secondary Conex Enabling of the function to measure the current absorbed by each phase of the automatic capacitor bank PrimlF Sets the number of turns of the earth leakage transformer If this is of the CIRCUTOR WG type this value should be 500 If it is of the CIRCUTOR WN type it should be 1000 To edit a field follow the procedure described in section 5 4 7 3 15 Setting the current transformer connections for the CDI module Open the setup menu by following the process described in section 7 3 2 Select the I Lap connections option Fig 59d and press Ok The screen shown in Fig 59e will be displayed Transf Ratio Configuration COL Ill IE Tel N T Cap connections le 51 52 51 52 Menul _a v OK Mem Em Fig 59d CDI transformer connection Fig 59e CDI transformer connection menu uL LE uL On this screen the phases
24. the operation of this alarm 60 I leak CH Err Caps I leak CH Err Ileak cap Fig 94 leakage alarm screen Fig 95 leakage alarm screen In the case of the leak alarm the alarm viewing screen opens a screen which is either like the one shown in Fig 94 or like the one in Fig 95 The screen in Fig 94 will be displayed when there exists a faulty capacitor which has caused the leak The box of this capacitor will be shown as entirely blacked out The CLR option can be used to reset the system once the capacitor has been replaced the alarm will be triggered again if the faulty capacitor has not been replaced The screen in Fig 95 will be displayed when the regulator has not found any capacitor that is the cause of the leak but a leak is still detected To return the capacitor bank to normal operation first the cause of the leak must be eliminated and then this alarm must be reset using the CLR option 10 2 3 IC out of range Alarm The IC out of margin alarm is shown when a capacitor is taking an abnormal current The screen shown on Fig 95 will be displayed when the capacitor current deviates by a certain of the nominal value and the display will show an ON in the box of the faulty capacitor Fig 95 The case on Fig 95 shows that C7 has the alarm triggered ON IL out of range cap OFF JON OFF OFF OFF capt ar Fig 96 C out of margin alarm screen 61 10 2 4 Current Failure Alarm
25. v 0K Fig 14 Main menu Fig 15 Setup menu Select the option BP ET and press OK The screen shown on Fig 16 will be displayed Press and the password screen will be displayed if the edition is locked Follow the steps described in section 7 1 After entering the password the screen shown on Fig 17 will be displayed CEE AMEMA Menu 343 15 mn eae Total 343 Tea Jr 8 Fig 16 Programming capacitor power Fig 17 Programming capacitor power On the screen shown on Fig 17 each box represents a capacitor step and the number inside it states the nominal kvar of the capacitor Use the arrow Ce to change the step being adjusted To adjust the first one press when it is highlighted and the screen shown on Fig 18 will be displayed where you can change the kvar of the highlighted step 30 TET 20 0 30 0 30 0 30 0 30 0 000 60 0 60 0 60 0 30 0 8 0 30 0 60 0 60 0 60 0 Total 40 00 kvar is Total 450 00 kvar in Fig 18 Programming capacitor power Fig 19 Programming capacitor power of the second step On the screen shown on Fig 18 use the arrow Ce to change the digit and use the arrow La to change the value The kvar value will be programmed for each step and it will be confirmed by pressing NOTE After programming the first step all other steps will change their values using the value of the first one 30 kvar in the case shown on Fig 18 The screen on Fig 17 will be displayed and we can then program th
26. with state of the art technology including a powerful DSP to calculate the optimum algorithms for achieving the best compensation of cos q The units comply with the Electrical Safety Standard EN 61010 in accordance with the requirements of the Low Voltage Directive LVD 73 23 EC besides of EMC Directive 20004 108 CE and therefore they are certified to carry the CE mark This user manual describes the operation of the Computer plus series regulators and shows the user the procedures required to install commission and operate the units SAFETY The installation and maintenance of the unit must be performed by duly trained and CAUTION authorized staff in accordance with the national and international standards Before performing any maintenance operation on the cos regulation units be sure to disconnect the main switch After disconnecting it wait at least 5 minutes to ensure that the capacitors have totally discharged During the installation maintenance or commissioning of the units regulated by a Computer plus unit the following safety precautions must be observed v Before connecting the units make sure the earth terminals have been connected correctly A defective earthing connection may cause the unit to work incorrectly and represent a danger of electric shock to the user the person operating it Maintenance must be performed taking the necessary precautions to avoid electrocution and electric shock Before any int
27. 1 Options of the alarm setup menu and description 54 Common alarm legends High alarm limit value Low alarm limit value DelayT Delay time before the activation of the alarm Normally open The alarm is activated out of the HI LO limits i e above HI and below LO Normally closed The alarm is activated within the HI LO interval i e above LO and below HI NO Desc As in the case of NO but in this case the capacitors are disconnected when there is an alarm NC Desc As in the case of NC but in this case the capacitors are disconnected when there is an alarm DIS Alarm disabled Table 9 2 Definition of legends in the alarm menu 9 3 Configuring each alarm Select one of the options displayed on the alarm list Fig 84 The selected option will be displayed in reverse video Once the option is selected press OK Figs 85 to 87 show the standard alarm edition and setup screens The fields can be edited in accordance with the procedure described in section 5 4 Press to open the screen and edit the HI LO DelayT and Enable fields n general the ar key is used to browse the options the key to edit the selected field and Ok to confirm the selection The different menu options are stated on table 9 2 Global Temperature C aay na I leak A Menu _ IMenu j Edit Fig 84 General alarm menu Fig 85 Global setup 55 HI 000450 HI 0000450 Li 000350 LO 000350
28. 66 PF 2 3 d 5 hb Tf NY 231 50 230 901 231 25 Bess x v Fig 68 V phase neutral 50 35 4 5 h 5 cosa oO 9 T Ind cosa Ill Gosse oO 9 b ind d 9 casa 3 OL 3 T ind Ind Menuj _ Mmt Fig 65 cos o 3 d 5 b i g I 2 400 36 Wes 399 93 N31 400 33 Menu a wv Max Fig 67 V phase phase 3 4 5 h Tf 5 IL 26 304 fo GOH 26 238 Mens a Jr na Fig 69 I Line 5 4 5 hb d 8 IN 1 23 Menuj a wv Max Fig 70 Neutral 123555573891 1 te 15 14 Ih 1 968 Ilk 30 60 mh Menul _a w Max Fig 72 leak N Cond 1 3 4 5 hb f kld 1 60 Ob E El 359 36 E El 3 359 9 kl IMenu a j Max Fig 74 kW 51 1234055758910 TE 12 H It 9 641 It 94 384 It3 94 4 Menu _a v fMax Fig 71 Cond 3 4 5 hb El IIl 1479 37kW kvar Ill OF Sind EUX Ill 185 936kll IMenu a v Hax Fig 73 Power Ill 1 2 3 d 5 bh i 8 kvar 1 13 03 Ind kvar 2 17 31 in kvar 3 13 02 ind Menu a Fig 75 kvar 1 34 5571 1 3 4 5 hi 8 KU 61 92kl Kk Ug amp 61 u3kf Temp 23 g r DAS 61 30 Menu _ a v Max Menu a v j Max Fig 76 kVA Fig 77 Temperature 1 3 4 5 amp fT 8 1 3 4 4 b 1 3 lath IIl 1549822 iW lth IIl 1548 kWh varhl 094 72 kvarh war hL 494 earh varht 20073 kvarh varhb e Evarh Menu _ a v Menu _ v Fig 78 I
29. Delay 0005 sd aT 0003 Henr 2 Enable rye Fig 86 Configuring standard alarm screens Fig 87 Editing standard alarm screens 9 4 Special Alarms scenarios oome alarms have certain peculiarities In particular this section describes the three alarms that have a special behavior 9 4 1 lleak Alarm A This alarm can be used to disconnect a faulty capacitor when it is found to be the cause of a leak When the Computer plus with CDI module and external earth leakage transformer installed detects a leak it triggers the alarm completely disconnects the capacitor bank and starts a procedure to detect which capacitor s are causing the leak During this procedure the regulator screen will display the message PROC ALARM I LEAK in the upper portion and the capacitors will be connected and disconnected in sequence in order to find out which of them are causing the leak or whether the leak has been provoked by something other than the capacitors Upon finishing the search procedure the device will deactivate the use of those capacitors that have been found to be the cause of the leak and normal operation will resume with those capacitors remaining inactive The alarm will be reset and the message ALARM will be displayed in the upper portion of the screen alternating with the normal indication of connected steps and the display light will blink continuously If the user wishes to reactivate the capacitors he or she will have to go to the relevant a
30. Esc Next Ese Mext JO Fig 109 Capacitor Test Menu Fig 110 Capacitor Test Menu Press the button so that Computer Plus will highlight the first capacitor which can be connected pressing button or disconnect with button L Fig 110 shows step 3 as connected and step 4 as selected showing the theoretical kvar kvarC1 T and real kvar kvarC1 R on two columns Each capacitor can be checked individually to see if the expected capacity is met The connection and disconnection of steps will respect the tact and trec times To exit this menu press Esc To return to the main menu from the Test menu press Menu 13 INTEGRATION OF COMPUTER PLUS IN THE SCADA POWER STUDIO PROGRAM Computer plus T8 CDI or T14 CDI have an RS 485 communications channel which can be used to integrate them as other peripheral devices in the SCADA Power Studio software of CIRCUTOR The connection can be made directly with an RS 485 bus or with the integration in an Ethernet network with a converter from RS 485 to Ethernet Modbus CIRCUTOR TCP2RS TCP The communication characteristics are defined in the Communications option in the Setup menu In this sub menu the peripheral number identification number of the unit in the Power Studio Scada network unit the transmission speed and the characteristics of the communication frame to send parity stop bits are selected For more details about the SCADA software see the Power Studio soft
31. OF THE KEYS sccecoscsccsceccsceccsceccscecscscsescasescasescssescssescssssscescscascscaseeces 20 2 2 MAN MENUCAND DEEAUET MENUL Se an Ge Mat dites eel tn PE gui tuti ag ad 20 5 3 BASIC OPTIONS OF THE MAIN MENU aa nada de cela tetes dnd dier doses iu ane 21 5 4 EDITING NUMERICAL OR LITERAL FIELD Sui 22 6 SUBMENU EAYOUT usais ii is 22 6 1 MEASUREMENT AEEA E EENEN dE 23 6 2 DEVICE SETUP MENU EENE E AE EIEEE SEENE EEEIEE SEAE EEF EIEE EEE TEE E E 24 6 3 P STP A i D i OEE EE S EE AT EEEIEE o o 25 6 4 AMARME TA TUO MEN occi o E a e e A Ma a ie tt Du 26 6 5 HARMONIC MENU e e E eL MEN LE to 27 6 6 JS PENES docete ea PIDE CU CD LC LLLA CT MC M e donde dd tam 28 7 DEVICE SETUP SE FUP MENU ds 28 7 1 RS NORD ee Ve OR M od E 28 12 REUS PEAY SORTING pee RO te i UMS RAE ALI AM UM AE ALI Leo A O 29 7241 Plura Play GOOD A AAA A ce sien dele ld a teat d dee ita 30 dd PAE ORE VON SIC oL TENE CC 32 i2 PUS de PONS OR O tete 33 ELA Interpretation of the settings made by Plug Play 34 7259 DDC UIE IWS OCP TOY Values eee estt tatu nt etus dst lebte sii 35 7 2 6 Plug amp Play for Computer plus T8 CDI and TI4 CDI iii 35 7 3 MANUAL SEUUP a os 37 7 3 1 General information about the Setup acia 37 Toe ENTERA MESEDETU a io 37 LID AUisting CPUC UOR ROW ao 39 7 3 4 Adjusting and configuring the nominal voltage of capacitors cce 39 1 39 Adjusting the connections of current transformers CT sisi 39 7 3 6 Adj ustin ehe TEA
32. OK gt THDI ste 3 A THDI when connecting C S ASE M NONC ONOFF Ly OFF Menu y VA Menu OK I THDIC 9 o P THDIC max THDIC min CLR d E NO NC ON OFF Ed OFF Menu Menu OK L gt CLR A r vari kvar2 or kvar not compensed a4 7 NO NC ON OFF pe Ave Menu y VA Menu OK Cos y L Cos min COS reset CLR ou OFF Wenn NO NC ON OFF y WA Menu OK La gt CLR IL eviation IC out of range NO NC ON OFF le Ec Menu y VA Menu OK Sa gt CLR X IMIN IL current A M NONC ONOFF OFF Menu VA Menu OK List of alarmas activating the Relay status 2 relay and NC NO to set Menu positive security VA dud Du Current failure GLR u ilu Current fail Menu NONC ONOFF OFF NOTE The leak THDIC and lc parameters are only available for the T8 CDI and T14 CDI versions of Computer plus Fig 10 Alarms menu tree 26 6 5 Harmonics menu This menu displays 32 harmonics from the different voltages and currents measured by Computer plus
33. RS OTE TOU OS esas uten ex ER node do deca dite A dor doit t deme HI ages 40 Zo Ad USNE TNC COS 0 ODIO actis A Boa anale i e eue 41 7 3 8 Adjusting he Tact and Trec Ines ai eoe et viva eta test A 42 7 3 9 Adjusting the compensation mode ace oe te tO abate Sa ditte etu LH M EU 42 TSAO Junsupdhe Date aud tne ood atat eod utat did ec a cii MD eS me 43 PL A SAR ING DIUDIQUS tota dut ate uta e LUE c M D US E 44 ledda AJUSTAR COMMUN CION SCN OS renard ete eet ir bie eee eode a dete oes eon eden us vat etu sep tait 45 VOI MEME OT TIBET IIR Tr PEE 45 Oud CDI modules AUNES oire dete etuer uetus nette eal de rene dots au uet ui dt telnet den 46 7 3 15 Setting the current transformer connections for the CDI module 47 DISPLAY OF VARIABLES MEASURE MENU e ette eere a aeta nean aa eaae aaa a e essa e ea e anna osse enses ease Pee esae eee e ee 48 8 1 OPENING THE MEASURE MENU ise dede at ton nt no D tn nn tnt 48 0 2 MEASURABLE PARAMETERS d Rs ae CR nn nn A da dee Pete 48 D AEARWMESETUP ie nn pei inicias lid 53 9 1 OPENING THE ALARM CONFIGURATION MENU susurra ic iris 53 9 2 JSELARMSELUPOPTIONS RS An id a a 54 93 CONFIGURING EACH A ARM a o aA 55 OA SPECIAL ALARMS SCENARIOS ES eiere rallada E E 56 9 4 1 leak ATQ sodes sept E E tete II tetes it ete to 56 9 4 2 LOALO OU OP TONGS ose eet ate E AA E EA tete 57 9 4 3 Current EU ALI AAA A idu EA da En 57 9 4 4 Earth Leakage Transformer Failure Alarm Only in T CDI types 57 2
34. bed in section 5 4 7 3 8 Adjusting the Tact and Trec times The connection disconnection and reclosing times between steps can be adjusted reclosing means connection of a previously connected step To do so follow this procedure Open the setup menu by following the procedure described in section 7 3 2 Select the Tact Trec option and press OK The screen on Fig 49 will be displayed Press to adjust the desired value To edit a field follow the procedure described in section 5 4 Target cos g T act 010 T rec 000 Compensation Menu _ v OK lA Fig 48 Tact Trec Menu Fig 49 Edit Tact Trec Menu 7 3 9 Adjusting the compensation mode Various parameters related to the compensation mode can be adjusted To do so follow this procedure Open the setup menu by following the process described in section 7 3 2 Select the Compensation Fig 50 option and press OK The screen on Fig 51 will be displayed 42 Press to adjust the desired parameter values Tact Tree Comp TRIFH Man FCP Compensation Conte SEC Date Time Mode STOP 5 Menuj a Menuj Eat Fig 50 Tact Trec Menu Fig 51 Edit Tact Trec Menu The options available are TRIPH In the case of Computer plus T8 or T14 with relay outputs this is the only option available FCP or LINEAR This option is related to steps sequence FIFO FCP or LIFO LINEAR The FIFO mode means that the first in is th
35. ble parameters that must be configured to start up the Computer plus are C Power kvar Capacitor V Connections Transf Ratio Compensation Target Cos tact trec Apart from the minimum parameters shown on the previous list Computer plus has a series of subjective parameters that do not have a direct impact on the compensation process These parameters are 38 Date Time Display Communications Clear Update 7 3 8 Adjusting Capacitor Power This unit can be used to adjust the power of each capacitor step in the compensation unit The adjustment method is described in section 7 2 1 for the Plug amp Play settings NOTE Any power rating can be used on each step However these are usually established in ascending order respecting the 1 1 1 1 1 2 2 2 or 1 2 4 4 ratios In any case many other different ratios can be used such as 1 1 2 2 3 3 5 8 7 3 4 Adjusting and configuring the nominal voltage of capacitors The second Plug amp Play step involves the selection of the nominal voltage of capacitors and a star or delta connection This information is usually shown on the label of the capacitors with the nominal power rating The adjustment method is as described in section 7 2 2 for the Plug amp Play settings 7 3 5 Adjusting the connections of current transformers CT Open the setup menu by following the process described in section 7 3 2 Select the V I connections option and pre
36. creen contrast Adjustable between 00 and 99 BLight This option adjusts the display s back light The settings are ON Always on OFF Always off 10 90 or 180 Seconds during which the back light of the display is on after the last key has been pressed Lang Choose Spanish or English To edit a field follow the procedure described in section 5 4 44 7 3 12 Adjusting Communication Settings This option is used to adjust the communication parameters when the Computer plus unit is integrated in a network with Power Studio Scada To adjust the parameters follow these steps Open the setup menu by following the process described in section 7 3 2 Select the Communications Fig 56 option and press OK The screen on Fig 57 will be displayed Press to adjust the desired parameter values Display Perip 001 A pc at po a Parity HOHE Clear Update Bits 8 1 B Menu a v ok Menu Edit Fig 56 Communications Adjustment Menu Fig 57 Edit Communications Adjustment Menu The following parameters can be configured Perip Adjustment of the peripheral number when Computer plus is in a network of instruments connected to Power Studio Scada Adjustable between 001 and 255 Baud This option adjusts the communication speed Baud rate The options are 9600 19200 38400 and 57600 Parity Adjusts the parity The options are None Even Odd Bits Adjusts the number of bits and Stop b
37. e first out disconnected and the LINEAR mode means that the last one in is the first one disconnected SEC In the case of Computer plus T8 or T14 with relay outputs there are no options available Mode You can choose between RUN or STOP which can be used to start or stop the Computer plus To edit a field follow the process described in section 5 4 7 3 10 Adjusting the Date and Time Open the setup menu by following the process described in section 7 3 2 Select the Date Time Fig 52 option and press OK The screen on Fig 53 will be displayed Press to adjust the desired day month year and hour minute second values To edit a field follow the procedure described in section 5 4 43 Compensation sta Time Date 15 03 08 EE Time 08 05 31 is play 5 Menu a v ok Menu j Edit Fig 52 Date and Hour Adjustment Menu Fig 53 Edit Date and Hour Adjustment Menu 7 3 11 Adjusting the Display Open the setup menu by following the procedure described in section 7 3 2 Select the Display Fig 54 option and press OK The screen on Fig 55 will be displayed Press to adjust the desired parameter values Date Time ant 30 ELight On Display Lang Eng lish Cormmunteatior E Menu a v LOK IMenu j Edit Fig 54 Display Adjustment Menu Fig 55 Edit Display Adjustment Menu The following parameters can be configured Cont Adjust the s
38. e next step Assume that second step is 60 kvar Select the second step with Le lang repeat the operation to program value 60 When this operation is complete press and return to the screen shown on Fig 19 where the next steps have also adopted value 60 Number of steps The previous screens show 8 boxes when using Computer plus T8 and 14 when using Computer plus T14 When the unit has fewer steps for example 6 steps in a Computer plus T8 program step N 1 as zero in the example on Fig 20 step 7 and the regulator will then know the number of steps used in our example 6 steps Fig 21 shows an example of Computer plus T14 programmed with 10 steps step 11 and the remaining steps are zero 300 50 0 60 0 60 0 60 0 Total 330 00 kvar il 210 00 kvar Ese Jat JLo Ese Eae Gk Fig 20 Programming a 6 step bank step 7 0 Fig 21 Programming a 10 step bank step 11 0 kvar in Computer plus T8 kvar in Computer plus T14 31 7 2 2 Plug amp Play Step 2 Nominal voltage of capacitors and steps configuration The second Plug amp Play step involves the selection of the nominal voltage of capacitors and a star or delta connection This information is usually shown on the label of the capacitors with the nominal power rating In general the connection is delta unless otherwise stated To enter this information in the regulator open folder press and the screen shown on Fig 22 will be displayed Select the V Cap op
39. er plus T14 and T14 CDI types 13 3 2 3 Card A Communications measurement in capacitors and measurement in leakages 41 32 33 34 35 36 37 38 39 40 41 A B S A B S CPC NET COM 1 COM D1 D2 D3 D4 D5 DIGITAL INPUTS 42 43 44 45 46 47 46 49 50 14 CARD A TERMINALS ALLOCATION FUNCTION 31 A Terminal A RS 485 control of capacitors Only TF versions 32 B Terminal B RS 485 control of capacitors Only TF versions 33 9 Terminal S RS 485 control of capacitors Only TF versions 34 A Terminal A Communications RS 485 35 B Terminal B Communications RS 485 36 S Terminal S Communications RS 485 37 COM Common Digital Inputs 38 D1 Digital Input 1 39 D2 Digital Input 2 40 D3 Digital Input 3 41 D4 Digital Input 4 42 D5 Digital Input 5 43 IF 1 Earth leakage transformer leakages Secondary 1 44 IF S2 Earth leakage transformer leakages Secondary 2 45 IC1 1 Metering transformer capacitors phase 1 Secondary 1 46 IC1 S2 Metering transformer capacitors phase 1 Secondary 2 4T IC2 S1 Metering transformer capacitors phase 2 Secondary 1 48 IC2 S2 Metering transformer capacitors phase 2 Secondary 2 49 IC3 S1 Metering transformer capacitors phase 3 Secondary 1 50 IC3 S2 Metering transformer capacitors phase 3 Secondary 2 3 3 Basic connection diagram The PF equipment requires current transformers which must be
40. ervention we recommend you ensure the unit has been disconnected and wait during the time necessary for the capacitors to discharge fully We recommend the use of safety goggles and gloves when necessary If the PF compensation units are connected without load resonance may occur so that the voltage harmonics may be amplified and may damage the compensation unit and other equipment connected to the network The start up and interruption procedures indicated in the manual must be followed to avoid damaging the unit and or adjacent units The adjustment or replacement of components or parts of the unit must be made with original replacement parts and in accordance with the procedures described in the corresponding instruction manual 1 COMPUTER PLUS T POWER FACTOR REGULATORS The regulators in the Computer plus series are power factor regulators that incorporate the latest advances in technology regarding reactive energy compensation and harmonic filtering both in systems with contacts and in fast systems The core of the controller is a state of the art DSP processor that allows the quick and efficient execution of advanced control algorithms The Computer plus T regulators described in this manual are relay output regulators to be used with contactors driven capacitor banks For more information about the fast model see manual M98223301 03 AAx AAx AA are the two last figures of the revision year and x is an alphabetic character A Z wh
41. following the instructions in section 8 f you have a communications network and you wish to integrate the PF compensation unit into the SCADA Power Studio follow the instructions in section 11 19 5 BASIC INSTRUCTIONS TO BROWSE THE MENUS 5 1 Browsing the menus Functions of the keys The Computer plus system has four dynamic keys marked as F1 F2 F3 and F4 Dynamic means that the functions of these keys is not always the same because it changes on each screen The function of each key is shown on the lower line of the corresponding screen For example on the screens on Figs 5 and 6 the functions of the keys correspond to the indications on the boxes on the lower part of the screen In general you can return to the main menu from any screen by pressing the F1 key until the screen shown on Fig 6 is displayed 5 2 Main menu and default menu Normally when you power the device it performs an initial test and during this time it shows the start screen Fig 3 After 5 seconds it will show an information screen Fig 4 with the model software version language date and hour and serial number T Version 1 01 CIRCUTOR 2 Computer Lang English 150306 08 05 31 Serial Num 414614003 Fig 3 Start screen Fig 4 Information screen After 5 seconds showing the information screen the unit will display the default screen Fig 5 When the unit is in the STOP MODE it will display a message on the top part of the screen
42. hree phase The unit shows also in reverse video which steps will be connected if the settings are accepted and the unit is put in mode The menu bar shows the options to continue editing values when you press Edit The unit will start up when you press At the end of the setup process when the values displayed on the screen seem logical both in terms of cos values and capacitor steps that will be connected press Otherwise press to return to the setup menu and check for any errors iBHEBS S coso oo f d ind cosa Ill cod ol T b ind Uri ense A ind ind Edit IRun Fig 33b Exit any setup screen 7 3 2 Entering the setup menu To enter the setup menu open the main menu Fig 34 Use the arrows to ae select the folder and press OK The list of options shown on Fig 35 will be displayed 37 Capacitor Plug E Play Menu J v J OK Fig 35 Setup menu Fig 34 Main menu You can browse any parameter to see how it is programmed However when you attempt to edit a field a screen will ask for the password Fig 36 Follow the instructions described in section 7 1 to enter the password If the unit is in operation the screen shown on Fig 37 will appear before the setup process is carried out 3 d 5 h 5 Please Wait EM llesconnecting Capacitors ER r1 F2 F3 Fa Fig 36 Password request Fig 37 Setup with connected steps The indispensa
43. ich indicates the version TI A i la To Tooo le 2 l1 Nel LLL w 2 MCO m I N LEAKAGE SY cecuror COMPUTER TEMPERATURE ALARM THREE PHASE MEASUREMENT Fig 1 Schematic diagram of connections Types and basic functions TYPE an OUTPUT METERING OTHER FUNCTIONS Computer plus T8 110 480 8 Relays Three phase Basic type Basic type Communications Leakage Computer plusT8 CDI 110 480 8 Relays Three phase metering Capacitor metering Computer plus T14 110 480 14 Relays Three phase Basic type Basic type Communications Leakage Computer plus T14 CDI 110 480 14 Relays Three phase metering Capacitor metering 2 Power supply circuit Voltage circuit Measuring range Maximum burden Frequency Current circuit Rated current Admissible overload Burden 5 A and 1 A TECHNICAL SPECIFICATIONS 110 at 480 V a c 50 60 Hz 10 Burden Without relays 6 6 VA 230 V 19 VA 400 V 24 9 VA 480 V e With 8 relays connected 10 2 VA 230 V 26 6 VA 400 V 34 6 VA 480 V e With 14 relays connected 12 9 VA 230 V 33 VA 400 V 43 VA 480 V From 5 to 120 for Un 300 V a c phase neutral From 5 to 120 for Un 520 V a c phase phase 0 6 VA 45 65 Hz Transformers In 5 A a c or In 1 A a c 6 A permanent 100 At lt 1s lt 0 45 VA Integrated control system FCP or Linear 4 quadrants Integrated co
44. installation Computer plus shows the values of THDV and THDI for each phase in these menus and the pe keys can be used to connect and disconnect steps sequentially Fig 106 If there is a huge increase in the THDI when the installation is overcompensated or for a certain combination of capacitors connected this might mean that there is resonance in the system If the unit does not have filters this would indicate that it would be advisable to install them 12 3 Capacitors test The last option in the Test menu is the Capacitors test This test menu has been designed to test the power of each individual capacitor When you open the Capacitors test menu after pressing OK on the option as shown on Fig 107 Computer plus will show the screen on Fig 108 In case there are some capacitors connected only the button will be active Keep this button pressed to disconnect the capacitors sequentially The computer will ask you to introduce the password before starting disconnection see section 7 1 Once all the capacitors are disconnected two more buttons appear Fig 109 3 4 4 hb Tf Test cos a kvarki T R 4 0 Resonance test kart T OUR 0 0 Capacitors test kvart T 0 0 R 0 0 Fig 107 Capacitor Test Selection Fig 108 Disconnection of capacitors 66 12 3 d 5 b T 3 1 amp d 5 b f kuar l T 0 0 R 0 0 kvarki T 20 0 R Th 4 kuart T 0 R 0 0 kvart T 0 0 R Tab kyarla T 1 0 R O kvarki T 20 0 R 13 0
45. installed at the mains supply line so that the total current of the installation can flow through them load current current of the capacitors RIGHT CONNECTION OK M C B Ti Capacitor Bank M LC B Main Circuit Breaker 15 WRONG CONNECTION MCE Main Circuit Breaker WRONG CONNECTION INCORRECT Ti M C B Main Circuit Breaker 16 4 SETTINGS AND START UP Read the safety instructions in the introduction of this manual You must respect these conditions to guarantee the safe operation of the unit and keep it in good condition regarding safety The unit must not be used and programmed until it has been installed in its position in the electrical panel with the adequate protection elements If you use the unit in a way that is not specified by the manufacturer the protection of the unit may be compromised If the unit has been damaged burnt or hit by any element the internal circuits might have been damaged and the safety protection elements might not been in full working order In this case disconnect the power supply and contact the authorized Technical Service to request a replacement 4 1 Checks before the unit is powered Before powering the unit check the following points a Auxiliary power supply Voltage 110 480 V a c 10 Frequency 50 60 Hz b Rated voltage in voltage measuring circuit Maximum rated voltage Up n 300 V a c Up p 520 V a c Frequency 45 65 Hz c
46. isplay the setup screen The right lock shaped icon indicates whether the unit is locked or not for the edition of adjustable parameters 28 Passi Eb F1 Fe F3 Fa Fig 13 Password request 7 2 Plug amp Play Setting One of the most important features of Computer plus when compared to other cheaper regulators is its configuration advantages Computer plus has a Plug amp Play option in the setup menu The following data must be entered in this option Power of each capacitor step Voltage and connection of capacitors star or delta ATTENTION 1 During the Plug amp Play setup the device will connect a capacitor step to measure the ratio of the current transformers CT 2 The kvar data of each capacitor step at nominal voltage is labeled on each capacitor With this information the device can configure all other parameters by simply pressing a key thus saving time and preventing any errors After calculating the installation s setup and before starting the automatic regulation mode the device will display a report of the setup of the different parameters and request for confirmation The steps that must be followed to configure the device in the Plug amp Play mode are as follows 29 7 2 4 Plug amp Play Step 1 Go to the main menu Fig 14 Use the arrows to L3 IL e select the folder and press OK Fig 15 will be displayed on the screen Capacitor Ento 4 e LOK Menu
47. itors Assigning voltages EH 3 i Fig 28 Plug amp Play in case there are steps Fig 29 Start of Plug amp Play connected From this point the Plug amp Play automatic setting will continue allocating the phases and the direction of CT s allocating each transformer to its phase while calculating the transformer ratio always assuming that In 5A transformers are used The results of automatic adjustments are shown on different screens as shown on Fig 30 to 33 33 Plug Play Results WM IH 02TE 15 1L St 51 52 31 32 e a a Fig 30 Plug amp Play Phase allocation information Plug Flay CA 51 52 51 52 51 52 Dir gt 123 Prim I 1000 Es 1 1 Fig 32 Plug amp Play Secondary sense phase Plug Flay M IH V I UI Sie 52 S 1 42 Dir 123 E T Fig 31 Plug amp Play Phase allocation information Plug Flay DL 1 ir 123 Prim I 1000 End Flug and Play Ese a JE Bs Fig 33 End of Plug amp Play 7 2 4 sequence and primary current transformers information Interpretation of the settings made by Plug amp Play The screen shown on Fig 30 shows information about the phase to which the current transformers have been connected CT If IA IB and IC are shown together with V1 V2 V3 and all are in the S1 S2 order each CT is connected to the correct phase and in the correct direction However if you have the example shown on Fig 31 this would mean that the current in phase C has
48. its The options are 8bits 1stop or 8bits 2stop To edit a field follow the procedure described in section 5 4 7 3 13 Adjusting Clear Update This option can be used to delete the maximum or minimum records and enter the device s reprogramming system Open the setup menu by following the process described in section 7 3 2 Select the Clear Update Fig 58 option and press OK The screen on Fig 59 will be displayed Press to adjust the desired parameter values 45 Max no Display Communications Energy no Mi Update Menuj _a LoK Mens JC Js Fig 58 Clear Update Menu Fig 59 Edit Clear Update Menu The following parameters can be configured Max Deletes the maximum and minimum values recorded Energy Resets energy meters Update This option updates the unit s software when the adequate software is used This option is only available for CIRCUTOR s technical service 7 3 14 CDI module settings If using a Computer plus T8 CDI and T14 CDI regulator it is possible to enable the function for measuring the current absorbed by each phase of the automatic capacitor bank the value of the voltage transformer primary to use to measure said current and in the event that an earth leakage transformer is to be installed to control the leakage intensity from the capacitor bank the number of turns of said earth leakage transformer To adjust the parameters follow these steps Open the
49. its or activation status The menu layout is shown on Fig 10 OK OK gt Alarm Global Status ALARMS 4 Global Status BIET ON OFF Menu enu y VA Menu OK o o gt CLR 6 C Max Cmin Temperature CC 4 wNONC ON OFF OFF Menu E y VA enu OK A M ILKmax ILKmin CLR r NO NC ON OFF Fault Step OFF Menu a y VA Menu OK m CLR Vmax Vmin Ph Ph Voltage V 4 NONC ON OFF OFF Menu lt y VA Menu OK p TH DV o p THDV max THDV min CLR ME NO NC ON OFF pa OFF Menu y VA Menu OK THDIL x IL A ILL Ihmax Ihmin CLR S NO NC ON OFF OFF Menu m y VA Menu
50. larm MN screen m section 10 2 2 reset the alarm and once again define the power value of said capacitors where these capacitors will appear with the value 0 0 If the device does not find any capacitor causing the leak but a leak is still detected it will go into STOP mode with the capacitor bank disconnected and the alarm will be triggered indicating on the screen the message ALARM in the upper portion alternating with the text MODE STOP and the display light will blink continuously On the lleak screen a literal field will specify that there is a leak but that it has not come from any capacitor Err lleak To return the capacitor bank to normal operation first the cause of the leak must be eliminated and then this alarm must be reset see section 10 2 2 56 9 4 2 IC Alarm out of range This alarm can be used to detect the faulty capacitor when the reactive current exceeds the top or the lower limits by far in accordance with its nominal power programmed in the Setup Menu In particular the Hl and LO values are programmed in this case in and HI should exceed 100 while LO must be lower than 100 for example HI should be programmed at 120 and LO at 80 for a 20 deviation 9 4 3 Current Failure Alarm This alarm can not be programmed Computer plus is configured by default so that when a current under 50 mA 1 of the nominal current in the case of an lp 5 current transformer is detected in any of the phases the alar
51. m will trip If the currents in the three phases are below 196 Computer plus will disconnect all steps and stop the regulation process 9 4 4 Earth Leakage Transformer Failure Alarm Only in T CDI types This alarm can not be programmed Computer plus is configured by default so that when the secondary circuit of the WG earth leakage transformer is open and the I leak alarm is enabled the alarm will trip This alarm status will be displayed on the screen of Fig 96b 9 5 Programming the alarm relay There is only one alarm relay and it can be used with any OR combination of the available alarms To open the relay configuration menu in the Set Alarm list select the Relay configuration option and press OK see Fig 88 The list of alarms will be displayed Fig 89 and you can assign the alarms that will make the relay switch ON and which will not make it perform the switching action OFF The relay is switched when any of the alarms assigned trips provided that these are enabled and that the global enabling option is also activated IL out of range loltage 00 OM Low current A THON y OFF Relay configuration THOIL IL Hi OFF IMenu a ok Ese ar Edit OK Fig 88 Configuring standard alarm screens Fig 89 Editing standard alarm screens 57 10 VIEWING THE STATE OF THE ALARMS Computer plus has a menu to display the status of alarms ATTENTION When an alarm has tripped and the global alarm ha
52. mported Energy III Fig 79 Exported Energy III Some parameters record the maximum or minimum values and indicate the date and hour when they occur The parameter screens show the or Min option see Figs 62 to 79 A screen will be displayed with the values recorded when you press or Min with the possibility of displaying the date and time when they occur see Figs 80 and 81 To exit these submenus press Esc Max Max Date Ne 470 001 I 1 19503708 Wei 420 00 Nes 19503708 EL 420 00 131 190308 Ese fbate Ese J L_ Time Fig 80 Maximum value screen Fig 81 Maximum value screen Date and hour 52 9 ALARM SETUP Computer plus has a series of alarms that can be configured according to projection needs See the abridged menu tree in section 6 3 for a general outline of the alarm options available 9 1 Opening the alarm configuration menu To open the alarm setup menu go to the main menu Fig 82 Use the arrows s to select set Alarm the folder Set arm and press OK The list of options will be displayed as shown on Fig 83 Temperature 9C info 4 e OK Menu v I oK Fig 82 Main menu Fig 83 Set alarm menu You can browse each alarm to see how they are programmed However when you wish to edit a field a screen will ask for the password Fig 13 Follow the instructions described in section 7 1 to enter the password 53 9 2 Alarm setup options
53. nect the power supply terminals 1 and 2 in Card C to the control panel s voltage source Connect terminals VL1 VL2 VL3 and the neutral N if available to the network s phases and neutral VERY IMPORTANT The device considers that phase 1 is the phase connected to the VL1 phase 2 will be that connected to VL2 and phase 3 that connected to the regulator s VL3 Cables L1 L2 and L3 of the power supply connection Connect current transformers T1 T2 and T3 to phases 1 2 and 3 respectively If you do not connect each transformer to the corresponding phase the Plug and Play setting can be used to detect them automatically In addition they can be configured manually with the Connection of Transformers V I option in the Setup menu folder Make sure that the cables S1 S2 coming from the secondary connections of the current transformers are connected to terminals S1 S2 of the Computer plus unit If you do not connect each transformer to the corresponding phase the Plug and Play setting can be used to detect them automatically In addition they can be configured manually with the Connection of Transformers V I option in the Setup menu folder 18 4 2 Energizing the regulator The device can be energized once the power supply and measuring cables have been connected After energizing the Computer plus unit and waiting for a start up time of 10 seconds the device will start to display the values measured
54. nics V Shows the voltage harmonics ofphase3 Harmonics 1 Showsthecumentharmonsofphasei Harmonics 12 Shows the current harmonics of phase Hamonis 3 Showsthecurentharmoncsofphase3 Harmonics 1C2 Harmonics Ft THDV Shows the THD voltage of each phase neutral voltage V1 V2 V3 THO Shows the THD current of each phase neutral voltage 11 12 13 THDIC Only available in Computer Shows the THD current of each current in the compensation unit plus T8 CDI and T14 CDI IC1 IC2 IC3 Table 11 1 Options of the harmonics display menu Harmonics IC1 Shows the current harmonics of phase 1 of the capacitor bank Available only in Computer Harmonics IC3 plus T8 CDI and T14 CDI Numerical values or bar graphs can be displayed for each variable see Figs 99 and 100 Fig 99 Numerical display of harmonics Fig 100 Graphical display of harmonics Each numerical harmonics display screen shows a table with the value of 12 harmonics example on Fig 99 row HV1 2 shows the voltage harmonic values of phase 1 in the order of 2 to 5 The next row shows the order from 6 to 9 etc Press to see up to the harmonics order 33 63 The numerical display screens show the dynamic key Press the key to display the harmonics in a bar graph Fig 100 and use the keys Car to change the harmonics cursor The harmonics
55. ntrol algorithm Three phase Output relays Maximum voltage Ui Thermal current Ith AC11 le Ue DC11 le Ue Mechanical endurance Electrical endurance Environment Working temperature otorage temperature Maximum relative humidity Maximum working altitude Installation category Pollution grade Protection degree 400 V a c 125 V d c 6A 6 A 250 V a c 6 30 V d c 7 1 10 operations 4 3 10 operations 10 at 50 C 20 at 65 C 95 96 without condensation 2000 m AMSL Installation category Ill as per IEC 61010 2 as per IEC 61010 IP 51 frontal side IP 20 rear part Safety Installation category Installation category Ill as per IEC 61010 Protection against electric shock Double isolation Class II Designed and identified with CE mark Mechanical characteristics Direct connection terminals for rigid wire of 2 5 mm 4 5 mm or SIGITSEHON flexible AWG 11 Case material Self extinguishing VO plastic Dimensions According to fig 2 Weight 0 607 kg 8 relays 0 640 kg 14 relays Standards EMC IEC 61000 4 2 IEC 61000 4 3 IEC 61000 4 4 IEC 61000 4 5 IEC 61000 4 1 1 2 1 Dimensions and fixings 144 144 0000 Fig 2 External dimensions The unit is intended to be installed in the panel door drill panel 138 x 138 mm according to DIN 43 700 10 STANDARD CONNECTION DIAGRAM 3
56. ons can be selected with the L4_ and L_ _ dynamic keys then press OK 12 2 Test cos q and Resonance test These two options must be used at the same time The purpose is to execute the manual connection and disconnection of capacitors while displaying the cos o or THDV and THDI of each phase This allows you to check that the compensation unit is working correctly and whether the connection of a certain number of capacitors is causing resonances in the installation or not Each test is carried out as follows The Test cos option of Computer Plus shows the cos q of all phases and the type inductive or capacitive as well as the cos q III total and its type Fig 105 12345575989 101 Te 1314 123455759101 121514 coss 0 91 Ind coss Ill THON 1 3 THIT cr cosa 6 bind 0 91 THON 1 9 THM cr cosa 3 QD 9 T ind ind THONS 1 9 THIG cr Ese v se jC JE Fig 105 Main menu Fig 106 Options of the Test menu Use the keys L J to connect or disconnect the capacitor steps sequentially While doing so check how the cos changed when entering or removing steps This can detect current transformers that are not connected correctly or check whether the compensation is as expected or not 65 The display of Test cos can be changed to the Resonance test screen with the v andL dynamic keys The Resonance test option allows checking if the connection of a certain number of steps causes resonances in the
57. ows if the selected alarm is tripped or disabled ON Ph Ph Voltage V Voltage phase phase Enabled and tripped THDV Po OFF Enabled and not tripped THOILx IL A DIS Alam disabled THDIL step E Lm If the alarm is ON press to display when the alarm THDIC The alarm only available was tripped and press to display the maximum and or i Computer aiie T8 CDI and T14 col minimum value that the variable reached to trip the alarm kvarnotcompensed Pressthe dynamic key to reset the alarm although this can be D NEM eee tripped again if the anomaly is not corrected The alarm only available To exit the display of a specific alarm press Esc and press Bis T8 CDI and T14 CDI to return to the main menu The leakage and IC out of margin alarms have a special behavior jiLcurent A 0 current A les deserted in sections 102 2 and 023 It can be used to view the alarms that switch the relay The relay is switched when any of the alarms assigned is tripped OR function of all alarms and the alarm s relay is configured as ON This alarm can not be programmed The alarm is tripped when the measured current in one of the Current Failure since it is a default system alarm phases is under the device s detection threshold See section 10 2 4 Table 10 1 Options of the alarm display menu IC out of i 10 2 1 Parameters displayed on the alarm status screens A screen like the one shown in Fig 92 will
58. r plus unit can use different cards RE depending on the functions available Card A Communications Capacitors Current Card A Com Measure C Leakages Measurement and Leakage Measurement Card B Relays Card C Power supply and measurement The Computer plus T8 and T14 types only use B Card B Relays and C cards The Computer plus T8 CDI and T14 CDI types Card C P S measure Alarm relay use A B and C cards 3 2 Allocation of terminals 3 2 1 Card C Power supply and metering In 5A mE OP TRE OE pen 300V de plis Supply VL N 3 11 L1 iu via 3 1 2 d CARD C TERMINALS FUNCTION 1 Power supply 2 Power supply 3 Voltage 1 4 Voltage 2 12 5 Voltage 3 6 Neutral 7 Secondary 1 Current IA 8 Secondary 2 Current IA 9 Secondary 1 Current IB 10 Secondary 2 Current IB 11 Secondary 1 Current IC 12 Secondary 2 Current IC 13 Alarm Relay NC Contact 14 Alarm Relay Common 15 Alarm Relay NO Contact 3 2 2 Card B Relays CARD B TERMINALS ALLOCATION FUNCTION 16 COM Common Relays 17 RL1 Relay 1 18 RL2 Relay 2 19 RL3 Relay 3 20 RL4 Relay 4 21 RL5 Relay 5 22 RL6 Relay 6 23 RL7 Relay 7 24 RL8 Relay 8 25 RL9 Relay 9 26 RL10 Relay 10 27 RL11 Relay 11 28 RL12 Relay 12 29 RL13 Relay 13 30 RL14 Relay 14 Only available for the Comput
59. relay indication screen of Fig 5 In this case the setup must be checked see section 7 1 2 3 4 5 5 7 KM 179 37 call 0 97 me Set Alarm Wail 185 58 PFI 0 37 Alarms Harmonics Test IMenu nfo 4 j te j UK Fig 5 Default screen Fig 6 Main menu 20 All screens will display the menu browsing options on the lower part of the screen which must be selected by pressing the F1 F2 F3 or keys depending on the option selected Therefore to move from the default screen Fig 5 to the main menu Fig 6 press F1 Computer plus will jump directly to the default screen when no key has been pressed during a period of two minutes 5 3 Basic options of the Main Menu After powering the Computer plus and completing the start up process simply press the F1 key various times to access the main menu Fig 6 6 folders will be displayed on the main menu which correspond to the basic functions that can be executed by Computer Plus Said functions are e Measure Displays the parameters measured Voltages and currents and other parameters calculated Power power factor etc e Setup Used to adjust the unit and adapt it to the application conditions e Set Alarm Alarm Setup Used to adjust the maximum and minimum trip delay etc values e Alarms Shows the state of alarms e Harmonics Shows the voltage and current harmonics e Test Manual connection and disconnection of steps
60. s been activated the back light of the display Will start flashing to warn of this situation Set Alarm Alarms can not be configured on the display menu To program them enter the menu Set Alarm See the abridged menu tree in section 6 4 for a general outline of the measurement options available on the display menu 10 1 Opening the alarm display menu To open the alarm display menu go to the main menu Fig 90 Use the arrows ae to select the folder and press OK The list of options will be displayed as shown on Fig 91 Set Barm AE o Temperature C LR I leak C I Info 4 0K IMenuj J v ok Fig 90 Main menu Fig 91 Alarm display options 10 2 Alarm display options The options available and their meaning are summarized on table 10 1 Each option can be selected with two different ways A Searching for the specific alarm and press B Moving onto the next or previous screen with the browsing arrows ar 58 Options Comments Shows the global alarm enable status The following can be displayed Global Enable ON Global enable activated and some alarm tripped OFF Global enable activated and no alarm tripped re Global enable deactivated All alarms disabled The general operation of the display menu is as follows When one leak A The alarm RS UN EE available in of the alarms in the list on the screen in Fig 91 is selected the RS UN EE a T8 CDI and T14 CDI Computer sh
61. ss OK The screen on Fig 39 will be displayed In this case the phases connected to the VL1 VL2 and VL3 correspond to the phases where the A B and C current transformers are connected Therefore the default connection is VL1 with IA VL2 with IB and VL3 with IC The unit assumes this default connection and measures the cos q The values are shown on the top part of the screen and the phase sequence on the right 123 or 132 The sequence is measured on the voltage signals If 132 is displayed change the VL2 and VL3 voltage cables to correct the situation When they are in the correct place the system will show 123 97ind 0 6 cap 0 6 cap coss ILI IL LS Bis YT connections I IE It 122 Transf Ratio 1 52 51 52 51 52 n Menu _a v LOK Menu _ Edit Plug E Play 39 Fig 38 Connection of transformers Fig 39 Transformer connection menu The screen displayed on Fig 39 shows that the VL1 VL2 and VL3 cables might not match the corresponding current transformers The cos values are not coherent with the expected results an inductive phase and two capacitive phases Therefore we must edit the values on the screen for example changing IB by IC and inverting S1 S2 until we obtain a set of coherent cos e values To edit press the option and the screen shown on Fig 38 will be displayed Use the arrow to change the field being edited Pressing again we may change IB by IC for example or S1 S2 by S2 S1
62. t always be set to zero when steps have been entered The delay time DelayT and trip mode NO NC DIS can be programmed The values are ordered from 1 to 1 are capacitive values and are inductive values The delay time DelayT and trip mode NO NC DIS can be programmed IC out of range 1 The alarm limits by IC HI LO are programmed in In this case instead of the delay the number of times that the See 9 4 2 anomaly must be detected before the alarm is tripped N Rep and the trip mode NO NC DIS can be programmed The alarm is only available in Computer plus T8 CDI and T14 CDI Relay configuration It can be used to assign the alarms that switch the relay The relay switches when any of the alarms assigned is activated and when these are enabled and the global enabling is also activated OR function of all alarms assigned to a relay Current Failure Not programmable Not displayed on the menus It detects current in any of the three phases below 1 of the See 9 4 3 nominal value CT primary When there is a failure in all three phases Computer plus disconnects all capacitors and stops the regulation function 1 These parameters are only available in Computer plus T8 CDI and T14 CDI 2 In these parameters it does not make sense to have a minimum alarm so that LO must always be set to zero 3 All alarms excepts for leak has a minimum delay time of 1 s and those related to HD I and THD V of 2 s Table 9
63. tion and press OK The screen shown on Fig 23 will be displayed Press and the screen shown on Fig 24 will be displayed Select the field edited with L _ and press again to display the screen shown on Fig 25 Edit the numbers with arrow L _ to change the digit and use the arrow Ito change the value Confirm with Use the Unit section to select V or kV and Connec to select or Y C Power Eyar Plug E Play IMenu a J v OK Fig 22 Programming the capacitor setup U Cap 400 Unit Y Conner RTE ITS Fig 24 Programming the capacitor setup Wap qoo Unit Y nnne ese ean Fig 23 Programming the capacitor setup I Cap 400 Unit v Conner Es aoe Fig 25 Programming the capacitor setup 32 7 2 3 Plug amp Play Step 3 After configuring the power and capacitor steps configuration the automatic setting can be launched To do so select the Plug amp Play option from the main menu Fig 26 and press OK The screen shown on Fig 27 will be displayed Confirm the setting by pressing Do Any steps connected will be shown on the screen shown on Fig 28 or in case of the first setting the screen of Fig 29 will be displayed Plug amp Play Co Capacitor i I I connections ira Menu a v ok Ese __ Do Fig 26 Launch the automatic Plug amp Play setting Fig 27 To start Plug amp Play press Do 2 3 4 3 hb i 5 li MINO Please Wait Start Plug and Flay llesconnecting Capac
64. tup Edit without Reading Ermbled n Menu C Power kvar screen S1 Parameter MANUAL kvar of each step Setup V Capacitor Rated of Capacitors 25 rea Plug amp Play LL AUTOMATIC Setup m OK or EDIT at ending Parameter MANUAL EIN ss Ee LR Transf Ratio Prim v Sec V Parameter MANUAL Prim l Sec Setup E a Parameter MANUAL Target cos q eie Parameter MANUAL Tact Trec sa Parameter MANUAL Parameter MANUAL Setup Display Communications Parameter MANUAL Setup o X 1 by default gt FEES o X Tact Trec by default q 2 FCF Linial STOP RUN X X X X o X in qase i dd mm aa hh mm ss F o Contrast Brightness Language Peripheral Baud Parity Bits Stop e o We OK Clear Update RECEN Clear of Max and ar 1 B Energies Update pes 20 0 0 97ind 0 96ind 97ind cose EX LI uL uL C IA IB IC 183 Total 280 00 KW4 5 1 S2 1 2 1 a Menu Edit Mena _ Edit NOTE Communications are only available for the T8 CDI and T14 CDI versions of Computer plus Fig 8 Device setup menu tree 24 6 3 Alarm setup menu The alarm setup menu displays and allows the programming of the alarms of the Computer Plus This menu is protected by a password You can browse the menus and see how the alarms are configured but you must choose the option to edit them A password will be asked before a modification is permitted
65. u to configure the device or check the status of the different values controlled by the Computer Plus The layout of the different submenu options is shown next A detailed description can be found in section 7 22 6 1 Measure menu The measure menu allows the display of all the parameters measured or calculated by the device The layout is shown on Fig 7 OK MEASURE s Power Cos 9 FP III Menu Y YA Menu Max Max i Status III M Steps kvarC Freq pa Date Time SC VA Menu Y Max Kx i Status a kvarC each phase Pa Date Time VA Mens uly MinL MinC a cd Date Ti A Son mE Cos each phase Pal aM VA
66. ware manual 67 14 SAFETY INFORMATION A The installation standards described in the previous SETTINGS AND START UP CONNECTION DIAGRAMS and TECHNICAL CHARACTERISTICS chapters of the unit must be taken into account With the unit connected it is dangerous to touch the terminals Opening the covers or removing elements may provide access to parts that are also dangerous to the touch This unit is supplied in good working order In case of supply at 110 V a c the maximum number of output relays that can be used is 12 in Computer plus 114 and Computer plus T14 CDI 15 MAINTENANCE The Computer plus T regulator does not require special maintenance It is necessary to avoid as far as possible all adjustments maintenance or repairs with the unit open If they must be carried out they must be performed by qualified staff who are well informed of the procedure to follow Before performing any connection modification replacement maintenance or repair operation disconnect the unit from its power supply If you suspect an operational fault in the unit or in its protection system remove the unit from service ensuring it is not possible to connect it by accident The design of the unit makes it easy to replace parts in case of a fault 16 TECHNICAL SERVICE If you have any doubts about the operation of the unit or any faults contact our technical service at CIRCUTOR S A CIRCUTOR S A After sales service Vial Sant Jordi s n 08232
67. x Vmin Delay Enabling a Paramar MANUAL Setup Menu OK y VA E Hunts B LOK tHDvesmax THDV min zu Parameter MANUAL THUN Ve Delay Enabling Setup Menu OK y Va M K A a LIE ILhmax ILhmin Delay ME UN Parameter MANUAL THDIL x IL A a gt EE ih 6K P y VA M K Edit Su THDIL Step p THDIL when connecting C ERES 208 Parameter MANUAL n Delay Enablin IL TET y g OK Setup y VA gt i M K EDIT T o LOL THDIC max THDIC min p Parameter MANUAL THDIC Delay Enabling Em Setup Menu OK y YA a Menu K EDIT kvarnotcompensed lt gt kvar1 r ina Delay Parameter MANUAL Menu OK Setup Y Men OK Edit Cos p L p Cos q min COS preset Parameter MANUAL nn a Delay Enabling 4 K Setup y VA M K 7 enu NN NN 95 ICmax 96A ICreset mo Parameter MANUAL Coulee M Delay Enablin Setu Menu n g OK p y VA vent eel ILmin ILreset Delay Er Parameter MANUAL IL current A Enabling Setu Menu OK p y VA l Menu OK EDIT Relay configuration a Alarm list with ENA or DIS 4 Parameter MANUAL Menu OK Setup NOTE The leak THDIC and lc parameters are only available for the T8 CDI and T14 CDI versions of Computer plus Fig 9 Alarm setup menu tree 25 6 4 Alarm status menu This menu displays and allows resetting of alarms that have tripped but it can not be used to change the lim

Circutor Power Factor Regulator Computer plus T8 14

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