POWER FACTOR REGULATOR PFCL Elite 6/PFCL Elite 12
Contents
1. Voltage Harmonics Screens PM8 and PM9 TypeM2 There are two screens The first screen shows harmonics 3 5 and 7 and the second screen shows harmonics 9 11 and 13 The following data is displayed gt 3rd or 9th voltage harmonic in gt bth or 11th voltage harmonic in gt 7th or 13th voltage harmonic in The following data is displayed gt Current in A gt Leakage current in mA gt Temperature in C Comments about temperature measurements the unit uses an internal sensor to display the approximate external temperature of the equipment internal cabinet temperature which will be reached when the current conditions remain stable number of stages connected ventilation forced or not external cabinet temperature load consumption etc If these parameters are not stable the error in the temperature reading can increase significantly O mua O N CICI ALD J00 gt The following data is displayed gt THD harmonic distortion of the voltage in gt THD harmonic distortion of the current in C1 C2 C3 C4 C5 C6 C7 C8 C9 HARM gt Current Harmonics Screens PM10 and PM11 TypeM2 C7 C8 C9 aD AA 4 4 L SU A Pe gt AD ees gt AD QUE ee gt C1 C2 C3 C4 C5 C6 HARM There are two screens The first screen shows harmonics 3 5 and 7 and the second screen shows harmonics 9 11 and 13 The foll2. Measurement O Verification O dl Edition 4 Screens Screen 4 O gt Edition of the RUN Long Press Type C5 Long Press gt configurable parameter Next Screen AN Previous Screen AM 2 Measurement Verification gt Screens O Screen lt O Type C1 aon STERE E P amp P i RUN Long Press Type C5 Long Press P amp P lq xecution E P amp P Ending es AO gt gt Screens POS Type C4 Long Press gt Autotest SETUP MED Autotest Execution Long Press AUTOTEST Ending Change of capacitor to i oe O Verification O 4 gt visualize a Screens Screen RUN Long Press Type C5 Long Press PFCL Elite 6 PFCL Elite 12 5 5 ERROR Messages errors and alarms In the Normal mode the screen will show a code with the type of error or alarm detected when the unit detects an error or alarm The errors and alarms that can be detected and the messages displayed on the screen are summarised in the following table Table 5 5 Errors and messages displayed on the screen ERROR message Description No current Due to a load current that is lower than the minimum or because the current transformer CT is not connected Appears when the current on the transtormer s secondary is lower than 50 mA The unit disconnects the Capacitors automatically Over compensation Th
3. the default screen 5 2 Device States Long press Long press Long press or time or time m RUN setup JE VERIFICATION Long press 4 The PFCL Elite regulators can have two states Normal State RUN This is the normal operating state of the regulator where it measures the installation s cos q among many other parameters and automatically regulates the connection and disconnection of capacitors to correct this value The regulation method depends on different parameters configured in the setup state SETUP The variable measurement screens will always be displayed when the unit is in the Normal state The unit will automatically open this default screen after 10 minutes of inactivity and no key is pressed see Section 5 3 The Manual Connection Disconnection of Capacitors can only be carried out in this state by holding keys or key W Hold down key to change the state from normal to setup The regulator will sequentially disconnect all capacitors that are connected before opening the setup state Setup State SETUP The different work parameters of the regulator can be configured in this state Likewise the equipment will not perform the regulation functions while active in this state i e it will not connect or disconnect capacitors to regulate cosine The setup screens will always be displayed when the unit is in the Setup state The unit will automatically open the verification screen after there are 1
4. 1244 1248 1122 1124 1224 1233 1234 1236 When the capacitor bank program is not a standard program the Plug amp Play function can be started by holding down The program that is closest to that installed between 1111 and 1999 will be found In this case a greater load stability is required for the Plug amp Play function to find the correct program The process will be aborted and this will be displayed on the screen when there is an error during the execution of the Plug amp Play function When a parameter has been calculated correctly before the error is detected it will be displayed on the line assigned previously The Plug amp Play function can display the following errors 20 PFCL Elite 6 PFCL Elite 12 Table 5 1 Plug amp Play Errors and messages displayed on the screen ERROR Description POO sree On Off Auto Setup The Plug amp Play function cannot be executed in these cases Phase not found Cosine out of range between 0 62 and 0 99 inductive m Unstable measurement Changes in load during the process m l l Error in the measurement of the largest capacitor m No capacitors found POS m Incorrect measurement of the number of capacitors POG ofthe first capac m Incorrect measurement of the ratio of the first capacitor on Li Possible error in the program calculated NO POB C K out of range Example of a Plug amp Play error screen mcos i In this case the Plug amp Play function will ca
5. Oo Oo _99 PFCL Elite 6 PFCL Elite 12 When the 440 V capacitor power reference is used for a 400 V grid voltage the following table is used Power in kvar of the smallest stage in kvar at 440 V S amp S oS NO ol ol oS NO oS oS NO ol oS eo oS oS DA oO oO o1 oS o O oO oO ojo oJ AJN e D Oo S o foe oS oS ojo N ou NIO ojo O E AJo ojo AJO ojejejestojojo NINII BAININ O RO NS O NS O O O o P oo O dl KR O O dl O CO olololo o N o0D A a Oo1r Oo gt i S Or OOo ojo ojojo oN gt ojojojojojo AIOININIO ololjololojo NIiIN O B 2 01 J KO N O Go AIN olololololo IN N O 01 O O _N o gt amp olololololo oO amp O11 OG Co D R 01 ojyejojojojojojo N lninialoilo o al D O N co gt o O X O O O pa pa O D O pa CO O N NS Clo JO Clo ra AO C1 Slo Rilo BS ojejo OSo ojojo ojol Olo j I NINII OJN Eli ujo AI O O X O O dl O O dl O o Clo lO O 00 6 Djs e a ne z ololojojololo O O JO a a Nn OINI o N ololojololololo O O JO a a i N N Aa oijo joO 2P O O J O IMPORTANT When the C K adjustment is configured under the real values there will be a series of continuous connections and disconnections with minor load
6. certified for use with the CE mark The purpose of this user manual is to describe the operating principles for the regulators from the PFCL Elite series and to define the installation start up and operation procedures SAFETY The installation and maintenance of the equipment must be performed by qualified and authorised staff in accordance with the national and international Standards Any manipulation or use of the equipment different from that specified by the manufacturer may compromise user safety The main switch must be disconnected before any maintenance to be performed on the cos q regulation equipment After the main switch has been disconnected wait at least 5 minutes to make sure that all capacitors have been discharged The following safety precautions must be taken into account during installation maintenance or start up operations on equipment regulated with a PFCL Elite unit v Make sure that the units have the corresponding earthing connections before they are connected A faulty earthing connection could lead to a faulty operation and represent the risk of electrical discharge to the user or person handling the equipment v The necessary precautions will be taken during maintenance operations to prevent the risk of electrocution and electric shock Make sure that the unit has been disconnected and wait until the capacitors have been fully discharged before handling or operating the unit We recommend the use of sa
7. only on the maximum measurements screen long Deletes the number of connections only on the connection number screen Deletes the minimum measurements from the screen only on the minimum measurements screen long After opening the Setup state SETUP any steps connected will be automatically disconnected with the corresponding disconnection time ong MA Deletes the minimum and maximum measurements from the screen only on the Y minimum and maximum measurements screen long 18 5 3 2 Browsing the Measurement Screens PFCL Elite 6 PFCL Elite 12 Forcing stages and changing to the Setup mode ca gt Manual Switch Connection Long Press Manual switch Disconnection Long Press gt Setup Screens Long Press PUA ee eee ee eens sence eens eee eens ee eee ee ee eee eeee eee ee ee eee seen eee eeee eee ee ee eee seen eeeee ee eeeeeeeeeeeeeeeeeseeeeeeeeseeeeeeseeeenseeeeeeseeeeeseeeeenseeeeenseeeeeeseeeeeeseeeeeeseeeeeeseeeeeseeeeeeseeeeeeseeeeeeseeeeenseeeeeeseeeeenseeeenseeeeenseeeeeeseeeeenseeeeeseeeeeeseeeeenseeeeenseeeeeseeeeenseeeeenseeeeenuseeeeenseeeeen se eeeenseeeeeuseeeeenseseeeeseseeenseeeeeeseseeenseeeeeneeeeeeuseeeeenseeeeenseeeeenseseeenseeeenseeeeeeseseeeeseseeenseseeeeseeeeeeseeeney Previous screen A A Minimum 4 4 Type M1 i Type M1 deletion Long Press Min Screen gt Type M1 e Max gt
8. Time Connection time Tc defines the minimum time between changes in the status of stages e between connections and disconnections Therefore the configuration of this parameter has a direct impact on the compensation speed in other words on the monitoring capacity after changes in load Establish a shorter connection time to improve the power factor correction when the load can change quickly However a shorter Tc will lead to a higher number of connections per time unit shortening the useful life of the associated components contacts capacitors To assess the number of connections PFCL Elite uses individual meters for each capacitor The reconnection time is the minimum time between the disconnection of a stage and its reconnection This time is required to discharge the capacitor enough to prevent an over current in the system after it is reconnected Bee PFCL Elite 6 PFCL Elite 12 1 2 7 Harmonics and THD Non linear loads such as those in rectifiers inverters soeed drives kilns etc absorb non sinusoidal periodic currents from the grid These currents are composed of a fundamental frequency component rated at 50 or 60 Hz plus a series of overlapping currents with frequencies that are multiples of the fundamental frequency they are defined as harmonics The result is a deformation of the current and as a consequence of the voltage which leads to a series of associated secondary effects overloads in conductors m
9. next setup parameter when in the edition mode Displays the next screen in special groups when not in the edition mode such as Alarm Enable PA1 On Off Auto PC10 and Autotest PC12 Increases the value of the configurable parameter or displays the next option when in the edition mode Displays the previous screen in special groups when not in the edition mode such as Alarm Enable PA1 On Off Auto PC10 and Autotest PC12 Returns to the Setup screens when in the Verification screen Decreases the value of the configurable parameter or displays the next option when in the edition mode The process is started from the Plug amp Play screen long The process is started or stopped from the Autotest screen AM y Opens and closes the Autotest screen 28 PFCL Elite 6 PFCL Elite 12 5 4 2 Browses the setup screens Browses and edits the setup screens Previous Screen e ar A wv Change of parameter to Measurement O Verification O gt gt be edited l Screens Screen 4 i Tipo C2 Type C2 E Long Press T C5 ong Press iti q nen ype lt Soon Edition of the gt configurable parameter Next Screen Previous Screen A Change of parameter to 4 gt A y Change of parameter to lt be edited i a O gt E 7 be edited IpO
10. previous cases shows the proportion of the powers between the first stage which receives a value of 1 and the next stages 2 means twice as much power 4 means four times as much power etc The unit can easily configure one of the 10 standard programs which are as follows 1 1 1 1 1 2 2 2 1 2 4 4 1 2 4 8 1 1 2 2 1 1 2 4 1 2 2 4 1 2 3 3 1 2 3 4 1 2 3 6 An open program can also be configured between 1 1 1 1 and 1 9 9 9 in special cases 1 2 5 Plug and Play A series of parameters must be configured when a power factor regulator is installed to make sure that it operates correctly Some of these parameters might be hard to know such as for example the voltage phases or the voltage corresponding to the current measured as well as the current transformer ratio PFCL Elite has been designed with a smart automatic process that detects the necessary parameters such as gt C K calculates the ratio of the current transformer and the power of the smallest step gt Phase Identifies the voltage sequence and correspondence with current In other words it identifies the U Uo Uis when the current measured is h1 ho k3 and whether it is connected in the opposite way or not gt Number of stages installed and Program the system connects all stages in a sequence finds out how many stages are installed and then calculates the program i e the power ratio of the capacitors see Section 1 2 4 1 2 6 Connection and Reconnection
11. screen In addition message E13 will be displayed To enable them again see the Leakage Alarm configuration PA4 m nl A N The Leakage Alarm has been configured but the equipment does not detect the connection of the leakage current transformer When an alarm or error is detected the equipment will display it when said alarm has been enabled see the Setup section 5 6 The backlight display light will flash when the alarm has been triggered and an error code will be displayed on the measurement screens in addition to the alarm icon The unit is configured by default with the 6 first alarms enabled E01 to E06 5 6 Alarm Relay The unit has a switched relay that is exclusively used as the alarm output The possible errors or alarms can be separately associated to the activation of the alarm relay on the Alarm Enable screen PA1 To see the connections check Section 2 2 30 PFCL Elite 6 PFCL Elite 12 6 INTEGRATION OF PFCL ELITE IN SCADA SYSTEM PFCL Elite systems have an RS 485 communications channel so that they can be integrated as an additional peripheral in SCADA They can be connected either directly through an RS 485 bus or integrated into an Ethernet network with an RS 485 to Ethernet Modbus converter The communication features are defined on the Communications setup screen section 5 5 The peripheral number unit identification number in the network transmission speed and features of the communications
12. 0 minutes of inactivity and no key is pressed see Section 5 5 Likewise if there are another 10 minutes of inactivity and no key is pressed the unit will automatically return to the Normal state RUN on the default screen see Section 5 3 Hold down key to change from the setup state to the Normal state A verification screen will be displayed first Confirm the change to the Normal state by holding down Or press to continue in the setup state 14 PFCL Elite 6 PFCL Elite 12 5 3 Measurement Screens In the normal state the regulator measures different parameters which can be displayed on different screens The device also acquires the maximum and minimum values of the said parameters and displays them after the last reset even after the unit is turned off and restarted All measurement screens show the capacitors that are connected at that moment the flashing backlight and the alarm icon Most screens also display the alarm code The unit s measurement screens are as follows in order Default screen Cos Ill phase phase voltage lll and current PM1 TypeM1 C1 C2 C3 C4 FI Cos JN Y m p an A a v xv EE I a pa Three Phase Power Screen PM2 TypeM1 Ci C2 C3 C4 The following data is displayed 7790 gt Three phase active power in kW CA kw m gt Three phase reactive power and its type inductive or TF ea ee capacitive in kvar vt 2 LIkVAr gt Apparent power in KVA CO tka TI
13. 2 1 Technical features The main features of the unit are marked on the label on the rear see Fig 1 1 and they are also described in the quick guide attached They are summarised in the following table Main power supply and 480 400 230 or 110 Vac 15 10 50 60 Hz see label Power supply U1 voltage measurement UL Measurement U UL Utz and Un Power supply cables Section 1 5 mm2 gl 0 5 to 2 A protection fuse Current transformer CT In 5 A AC preferably on phase L1 Min cable section circuit 2 5 mm2 Nominal current of transformer secondary Asec 2 mA AC Transformer with measurement circuit ratio of 500 A 1 A AC 20 Current measurement Current 0 05 5 AAC maximum overload 20 margin Leakage current A 0 01 1 A AC maximum overload 20 Voltage and current 1 cos q 2 1 digit Temperature cet a l o 90 measurement External temperature approximation Range 0 80 C Accuracy 3 C 8 2 VA empty 9 3 VA 6 relays 11 VA 12 relays Output Relays Contacts for Umax 250 Vac 4 A AC AC1 Cabling and output relay Cable section 1 5 mm2 protection with circuit breaker C curve of 6 A or gl 6 A protection fuse Alarm relay Switched relay for use exclusively for the alarms Siandards IEC 62053 23 2003 01 Ed 1 0 IEC 61326 1 EN61010 1 UL 508 Safety Insulation Category Ill Class Il according to EN 61010 1 Protection dearee IP40 equipment mounted cabinet front pane g I
14. Cosine Alarm Setup Screeng PA2 TypeC2 These parameters establish the action limits of the alarm After the alarm is enabled from PA1 the system will display an error code see Table 5 5 when the cosine value ois lower than the value configured and the current is higher than the value configured The cosine value configured can range from O to 0 99 in inductive and Capacitive Ih The current value configured is rated in A and it can range from 0 to 9999 A This alarm is activated with a 15 second delay THD Alarm Setup Screen PA3 TypeC2 lt gt Pal TER A LS dS ALARM THD These parameters establish the action limits of the alarm After the alarm is enabled from PA1 the system will display the corresponding error code see Table 5 5 when the THD Voltage or THD Current value is higher than the value configured The values configured are expressed in and can range from 0 to 99 This alarm is activated with a 15 second delay Setup Screen of the Leakage Current PA4 TypeC2 There are various alarms related to leakage currents E09 E12 E13 and E14 see Section 5 7 The second parameter is used to establish the action limits of alarm E09 When the alarm is enabled from PA1 the system will display the corresponding error code E09 see Table 5 5 when the leakage current measurement is higher than the value configured The value is configured in mA and it can range
15. Lifasa 4 REACTIVE POWER SOLUTIONS POWER FACTOR REGULATOR PFCL Elite 6 PFCL Elite 12 Plug amp Play System Reactive PFCL Elite Instruction Manual PFCL Elite 6 PFCL Elite 12 PFCL Elite 6 PFCL Elite 12 Table of contents 1 5 6 7 8 INTRODUCTION AND SABE TY TIPS wecicccckccessissiessne scersdce cecsevcosdsessusscecccesstvescccwecsdevssvenssessvesecedsccecesesevessesseseess 3 1 1 CHECKS TO BE CARRIED OUT WHEN THE REGULATOR IS RECEIVED cccceseeseseeeeeeeeecceecccceceeeaaaaaaaeeeeeeeeeeeees 3 1 2 DELITO Saito 4 E E OT AAA A O ENO 4 T22 ECP System PAST Computerized Program Wii A A a EEE diia 4 LO DATOS ARAS EOS AAA A A A A A dia 5 TELE REGULATION AO GUI sectarian Jessa leh AAA AAA A Sato E AR 5 DZD O A E ANTE E IE AE AE E EEEN 5 T20 Comecon and Reconnection LIMON AA AA Aia 5 Tek HOMON QUO TAD ERA NA ASA ASA ida 6 INSTALLATION AND STARTU Prisa A EE 6 2 1 TECHNICAL EA TUR ES es aa 7 22 EQUIPMENT INSTALLATION oo lalo in idas 7 DLN MEC COLAS NANO AAA AAA AAA AAA NAAA 7 ZZ ACOMODAN mde uakusge tant Topeak tdi e 223 CADIESCCHONS GHO PIOLCCHON CLEINCIUS it AAA AAA A A 8 ZZA gt CONMECHONAIGSTOIMIS AECE AENOR AA A AN A ES 9 GENERA FEATURES seora iii ile 11 FRONT PANEL SCREEN AND KEY BOARD ocn Aoi 12 4 1 LEDSCREEN ti O anette 13 4 2 WAVIGA TION KEY S coni iore a E O E E A O N 13 REGULATORS OPERA TION sdssccactsscanctncscteancitssaedsccievacavecbecesuatueescssstersewsdsaacevectade
16. P30 equipment not mounted according to EN 60529 Admissible Temperature 20 60 C Relative humidity max 95 without condensation environmental conditions Max altitude 2000 m Control system FCP a program that minimises the number of operations Communications Interface RS485 Protocol MODBUS Speed 9600 19200 38400 The PFCL Elite regulator Lagging Inductive 90 Lagging Inductive measures and operates i KW in 4 quadrants according a osp to the attached diagram po KW kVAr Cosp Leading Capacitive 90 Leading Capacitive Exported Power Imported Power 2 2 Equipment Installation 2 2 1 Mechanical Installation In mechanical terms the equipment is installed in a cabinet s front panel or in a panel The panel fixing drill must be drilled in compliance with DIN 43 700 dimensions 138 1x138 1 mm PFCL Elite 6 PFCL Elite 12 2 2 2 Connections The following points must be checked before the unit is powered The installation and maintenance of the equipment must be performed by qualified and authorised staff in accordance with the national and international Standards All connections must remain inside the electrical panel Take into account that when the device is connected the terminals may be hazardous to the touch and opening the covers or removing elements may expose these parts Do not use the device until it is fully installed This regul
17. Supply VL1 VL2 400 V ac 50 60 Hz 11 VA 12 Steps Measure Vph Ph 400 V ac I In I5Aac Inmax 2 mA ac Relay Out 250 V ac 4A ac st s2 com 7 8 9 10 11 Fig 1 1 Rear label of the unit 1 2 Definitions The following definitions might be useful to understand some of the sections in this manual 1 2 1 4 Quadrant Regulator The regulator is capable of performing the measurement and regulation functions when the active power is transferred from the grid to the loads common case in a consumer installation or when the load is transferred to the grid this is the case of installations with generators that not only allow the consumption of energy but can also export and sell energy 1 2 2 FCP System FAST Computerized Program This system controls the connection sequence of the different stages tending to minimise the number of operations and matching the usage times of the different stages to achieve the determined final power demand The operations are carried out in such a way that in the case of stages with an identical power the stage that has been disconnected the longest is connected when there is demand and the stage that has been connected the longest is disconnected in the case of a surplus PFCL Elite 6 PFCL Elite 12 1 23 Stages and Steps We must explain the difference between stages and steps In this manual a STAGE is described as the capacitor banks in w
18. Y Fig 4 2 LCD screen for the device 4 1 LCD Screen PFCL Elite 6 PFCL Elite 12 The regulator s screen is of the LCD type and is composed of the following Fig 4 4 LF Y b JU JN OCC Hz An T 08 o 4 2 Fig 4 4 Information displayed on the LCD screen Navigation keys description of the 13 15 digits with 7 segments arranged on 4 lines with which the equipment provides information about the variables measured or the configuration variables in alohanumerical form Icons associated to the capacitors of the capacitor bank with which the equipment shows its connection or disconnection state Icons for units or general information displayed on the screen Icons for the setup screens which open this screen Ci C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 Capacitor icons Unit icons Setup screen icons Digits The navigation keys have different functions depending on the regulator s status and the screens displayed The said functions are described later on with the type of screen Section 5 PFCL Elite 6 PFCL Elite 12 5 REGULATOR S OPERATION 5 1 Start up Screen A start up screen will be displayed when the PFCL Elite is powered showing the al unit s version voltage model and number of relays available This information must O y be included when reporting any fault or defect Pa After a few seconds the unit will display the first measurement screen i e
19. achines and automatic switches phase offsets interferences in electronic equipment RCCB trips etc The level of harmonics is usually measured with the total harmonic distortion rate THD which is the ratio usually as a of the RMS value of the harmonic content and the value of the fundamental component 2 INSTALLATION AND START UP This section contains information and warnings that the user must respect at all times to guarantee his own safety and the safe operation of the device WARNING The PFCL Elite regulators are connected to units with capacitors that remain charged even after the voltage has been disconnected Wait at least 5 minutes after the equipment is disconnected before the internal components of the equipment are handled in order to avoid the risk of electric shock Any manipulation or use of the equipment different from that specified by the manufacturer may compromise user safety The power supply must be disconnected from the unit when it shows signs of deterioration or a faulty operation In this case contact a qualified service representative The persons responsible for the installation or operation of the PFCL Elite 6 or PFCL Elite 12 regulator must follow the common safety measures for LV or MV installations to guarantee a safe operation depending on the installation location In addition they must take into account all safety warnings stated in this instruction manual PFCL Elite 6 PFCL Elite 12
20. are required for the equipment to perform the regulation functions correctly Hold down to activate the Plug amp Play function The unit will then start a capacitor connection and disconnection process performing a series of measurements and calculations to obtain the following capacitor bank parameters Phase C K factor program and number of stages these parameters can be configured manually on their respective screens When the unit s Plug amp Play function is active the two screens will be displayed in alternating mode In addition the backlight will flash and this will appear until the process is complete it can take a few minutes The capacitors will be connected and disconnected during the process and they will be displayed on the screen P amp P P amp P PHASE CIK PROG STEPS Once the unit s Plug amp Play function is complete if no errors are detected during the process the results will be displayed on the screen as follows Cos q Line 1 Current three phase cosine Line 2 C K parameter calculated Line 3 Program Line 4 Number of stages Steps detected In addition to these parameters the Plug amp Play function will also calculate the Phase although it will not be displayed on the screen m JOA on S an an y o la an gt as a a a 32 O e The Plug amp Play function will find a program from the 10 standard programs offered 1111 1222
21. ator has a series of associated capacitor units that remain charged up to 5 minutes after the unit has been disconnected from the grid Make sure that all capacitors have been discharged before handling the unit The installation of an external current transformer CT is necessary to measure the current Usually the transformation ratio of this CT is In 5 A where In must be a minimum of 1 5 times over the total maximum current of the load The current transformer CT must be installed on the connection point where all of the loads current circulates and where the current of the capacitors will be compensated see Fig 2 1 The current transformer CT should preferably be connected to phase L1 while the voltage connections should be connected to phases L1 L2 and L3 see diagram in Fig 2 2 Connections P1 P2 S1 and S2 shown on the said diagrams should be respected In case the connection layout mentioned above is not respected the phase must be adjusted following the procedure described in section 5 5 CORRECT INCORRECT LOAD CAPACITORS CAPACITORS LOAD CAPACITORS The current transformer CT When the CT is connected in this When the CT is connected in this must measure the joint current position NO CAPACITORS WILL position ALL CAPACITORS WILL of the capacitors and the loads BE CONNECTED even when BE CONNECTED However they If this does not work make inductive loads are present The will not be disconnected whe
22. ausSesnecsenivsarwcdsaadsrseieeceetvaeaeds 14 5 1 START UP SCREEN ais 14 5 2 DEVICE STATES ao 14 5 3 MEASUREMENT SCREENS aa Ue E OES A TE 15 5 3 1 Functions of the Keys on the Measurement Screens cooncccnnncnnnnnnnnnnnnnnnnnnnanononnnnnnnnnnrnnnnnnnnnnnnnnnccnnnnnnnnnanioos 18 5 3 2 Browsing the Measurement SCIONS da 19 5 4 SETUP SCREENS asnicar E EEO ENA INOA O EAEE OE ENDENE ENNO 20 5 4 1 Functions of the Keys in the Setup Screens lt td 28 IAZ BOSCS INC SCLUD STEENS ii e e e E edaawusseebadsseaeoweid saunsetcioes 29 5 5 ERROR MESSAGES ERRORS AND ALARMS ccccccccccccccccecccccecccccccccccceccceccccccccccccecccccccececececeeeeeeeeeeeeeeeeeeess 30 5 6 PA TRVIICE AV a capes REP PAE 5 PEE 55 A E A E ES 30 INTEGRATION OF PFCL ELITE IN SCADA POWER STUDIO 2 sssssssssscscccccccccssccceccssssssssssesecs 31 MAINTENANCE A PR ON NN 31 TECHNICAL SERVICE aaaea aeae Na ea A ai ico 31 PFCL Elite 6 PFCL Elite 12 1 INTRODUCTION AND SAFETY TIPS INTERNATIONAL CAPACITORS S A thanks you for choosing one of the regulators from the PFCL Elite series These units have been built with state of the art technologies including a powerful processor that can calculate the optimum algorithms and achieve the best correction of the cos q The units comply with the EN 61010 Electrical Safety Standard in accordance with the Low Voltage Directive requirements LVD 73 23 EC as well as the EMC Directive 2004 108 EC and are therefore
23. cua A The following data is displayed gt Three phase cosine and its type inductive or dr Capacitive gt Three phase phase phase voltage gt Current The EXPORT word under the icon that shows the type of cosine indicates that the power measured is exported When the installation is consuming importing power the PHASE parameter must be reconfigured in the setup menu Phase neutral voltage screen PM3 TypeM1 2 O N E 23 IN JUN Woo lt LA L N Phase Phase Voltage Screen PM4 TypeM1 The following data is displayed Phase phase voltage of L1 L2 in V Phase phase voltage of L2 L3 in V Phase phase voltage of L3 L1 in V YYY YV Frequency in Hz The following data is displayed gt L1 Phase neutral voltage with respect to the neutral in V gt L2 Phase neutral voltage with respect to the neutral in V gt L3 Phase neutral voltage with respect to the neutral in V gt Frequency in Hz C1 C2 C3 C4 C5 C6 C7 C8 a Dd gt A A A lt LM L N 15 PFCL Elite 6 PFCL Elite 12 Currents and Temperatures Screen PM5 TypeM1 C1 C2 Nw Lit E O ee 3 gt gt Cos Ill and PF Screen PM6 TypeM1 The following data is displayed gt Three phase cosine and its type inductive or Fcapacitive gt Power factor PF THDs Screen PM7 TypeM2 C1 C2 a THD
24. e unit measures capacitive power but all stages are disconnected This can be due to the incorrect adjustment of the C K parameter Under compensation The unit measures inductive power but all stages are disconnected This can be due to the incorrect adjustment of the C K parameter Over current The current measured exceeds the nominal current by 20 The nominal current is considered to be that of the TC primary A A A AAA ere A A A A Overvoltage The voltage measured exceeds the nominal voltage by 15 Low voltage The voltage on some of the phases is 10 less than the nominal voltage THD U alarm The THDU levels are higher than those configured in the THDU Alarm PAS THD alarm The THD levels are higher than those configured in the THD Alarm PAS Leakage Alarm The leakage current is higher than that configured in the Ll I Leakage Current Alarm PA4 m Cosine Alarm The cosine is out of the range configured in the Cosine Alarm a o PA2 Z ili Ll A AN Temperature Alarm The temperature measured is higher than that configured in the Temperature Alarm PAD q E io J Repeated Leakage Alarm Repeated leakages have been detected by the LM system although these have not been caused by a capacitor Leakage Alarm in Capacitors Leakage has been detected that is caused by one of the capacitors and this capacitor is disabled The capacitors that have been disabled will start to flash on the
25. ed depending on the model PFCL Elite 6 or PFCL Elite 12 Setup Screen of the Connection Tc and Reconnection Tr Delay Time PC8 TypeC2 DELAY This parameter establishes the unit s action time in seconds The adjustment time Tc establishes the delay to connect or disconnect subsequent stages lt also regulates the time between the disconnection of a stage and its reconnection Tr Tr is always 5 times the Tc This device can adjust the Tc in a range of 4 seconds to 1000 seconds and the capacitor reconnection time Tr between 20 and 5000 s The Tc parameter is configured to 10 seconds by default and the Tr parameter is configured to 50 seconds by default 24 Communications Setup Screen PC9 TypeC2 COMM This screen is used to configure various communications related parameters RS 485 for the unit The baud rate 9600 19200 or 38400 The parity nonE None EvEn Even odd Odd The number of stop bits 1 or 2 The peripheral number assigned 1 255 VVVV Alarm Enable Screen PA1 TypeC3 ALARM This screen will be used to configure each type of error or alarm from E01 to E14 see Table 5 5 Enable or disable and associate the said error or alarm to the activation of the alarm relay The following can be configured for each error or alarm gt On Off Enable or disable the error or alarm gt Yes No Associate to the alarm relay or not gt Alarm Displayed
26. fety goggles and gloves v Resonance can be produced when the power factor compensation units are connected with no loads In this case the voltage harmonics can be amplified causing damage to the compensation equipment and other equipment connected to the network v Follow the start up and stop procedures described in the manual to prevent damage to the unit and or adjacent equipment v Always use original spare parts or components when adjusting or replacing components and follow the corresponding procedures described in the instruction manual 1 1 Checks to be carried out when the regulator is received On receiving the regulator check that The unit has not been damaged during transport The type supplied is the same as that requested See label on the rear Fig 1 1 Check the features shown on the unit s label to make sure that they are valid for the type of grid where the unit will be connected Voltage and power supply frequency measurement range etc Follow the instructions described in section 2 in relation to the rest of the installation and setup Please contact the technical commercial service of INTERNATIONAL CAPACITORS SA if you detect any anomalies PFCL Elite 6 PFCL Elite 12 O r C m i com a E T Q Ty va ve vws ww L L ALARM Vis Via ViaVim COM1 23456 FECHADOR 4 j Tea EEE COM 7 8 9 101112 Power
27. frame sent parity stop bits etc are defined on this screen 7 MAINTENANCE The PFCL Elite 6 or PFCL Elite 12 regulator does not require a special type of maintenance Try to avoid any form of adjustment maintenance or repairs while the unit is open If this cannot be avoided only qualified and trained staff must carry out these operations Disconnect the unit from all power supplies before performing any connection modifications relocation maintenance or repair operations If you Suspect any operational faults in the unit or in its protection system remove the device from service and make sure that it cannot be accidentally reconnected The design of the device makes it easy to replace in the event of a fault 8 TECHNICAL SERVICE Total or partial reproduction of this publication without previous written consent from INTERNATIONAL CAPACITORS S A is prohibited LIFASA INTERNATIONAL CAPACITORS SA c Vall s 32 Pol gono industrial Can Bernades 08130 Santa Perp tua de Mogoda Barcelona SPAIN Tel 34 935 747 017 Fax 34 935 448 433 Web www lifasa com email info lifasa com 31
28. from 10 to 1000 mA The alarm delay cannot be configured and it is lower than 2 seconds depending on the leakage current measurement when compared to the limit established Ins LL LIS Mines LEI 3 gt ALARM ILEAK The first configurable parameter On Off is used to connect and disconnect all capacitors after the E09 alarm has been tripped in order to search for the capacitor s responsible for the leakage Once the capacitor has been detected it is disconnected so that it can not be connected again In this case the unit will display the corresponding error code see Table 5 5 with the capacitors that have been disconnected These capacitors will flash every second on any of the measurement screens 95 PFCL Elite 6 PFCL Elite 12 In case there are capacitors that have been disconnected a third editable parameter No Yes will be displayed on the setup screen which can be used to activate the capacitors that have been deactivated by this alarm To configure the first parameter as ON the E09 must be enabled from PA1 Once it is On E12 and E13 will be automatically enabled see Table 5 5 Temperature Alarm Setup Screen PA5 TypeC2 This parameter establishes the action limits of the alarm After the alarm is enabled from PA1 the system will show the corresponding error code see Table 5 5 when the temperature exceeds the value configured The value is configured in C and it can vary fro
29. hich the power factor compensation unit is divided which may have different power ratings usually in 1 1 1 2 1 2 4 etc ratios A step is each one of the total power fractions power of the first step that can be regulated with the use of stages with a different weight 1 2 4 Regulation Program The power ratings of the different groups or stages usually follow certain patterns called programs The program indicates the power ratios between different stages The most frequent programs are Program 1 1 1 1 All stages have the same power For example a 100 kvar unit with 5 steps would be composed of 5 identical 20 kvar stages and it would be described as a 5 x 20 kvar unit Program 1 2 2 2 All stages after the second stage have twice as much power as the first stage For example a 180 kvar unit with 5 stages would be composed of a first 20 kvar stage and 4 identical 40 kvar stages It could be described as a 20 4 x 40 kvar unit Program 1 2 4 4 The power of the second stage is twice as much as the first stage and all other stages after the third stage would have four times as much power as the first stage For example a 300 kvar unit with 5 stages would be composed of a first 20 kvar stage a second 40 kvar stage and 3 identical 80 kvar stages It could be described as a 20 40 3 x 80 kvar unit Other Programs Other programs can be used such as 1 2 2 4 1 2 4 8 or 1 1 2 2 etc The meaning of the numbers as assumed in
30. ing PFCL Elite 6 PFCL Elite12 10 PFCL Elite 6 PFCL Elite 12 3 GENERAL FEATURES The PFCL Elite 6 PFCL Elite 12 power factor regulators measure the grid cos and regulate the connection and disconnection of capacitors to correct it The PFCL Elite 6 and PFCL Elite 12 models can control a different number of relay outputs each Maximum no outputs PFCL Elite 6 6 relay outputs plus an alarm rela p PFCL Elite 12 12 relay outputs plus an alarm rela Reactive PFCL Elite Elite Here are some of the most important features of this series of regulators Power and voltage measurement circuits in the same inputs Different models for different voltages 110 230 400 and 480 Vac Indiscriminate use of the 50 or 60 Hz frequency Easy to install with no need to use tools Dimensions in compliance with DIN 43 700 144 x 144 mm front panel 4 quadrant control see Fig 3 1 with indication about the stages connected indication of the cos e type of reactive power inductive or capacitive 1H and display of energy import or export EXPORT icon LCD screen with 15 digits and seven segments on 4 lines plus 55 icons to display the different operating conditions Grid analyzer function with the measurement of many different system parameters Measurement of the leakage current with an associated alarm disconnection of capacitors and search and deactivation of the faulty capacitor Simple co
31. ings The base power value 1 will be that of the stage with the lowest power The powers of all other stages will depend on the power of the first stage Therefore the following programs would be available PROG Program 1 1 1 All stages have the same power as the first stage Program 1 2 2 After the second stage all capacitors have a power that is twice as much as that of the first stage Program 1 2 4 The second stage has a power that is twice as much as that of the first stage and all subsequent stages have a power that is four times as much as that of the first stage The unit can easily configure one of the 10 standard programs which are as follows 1 1 1 1 1 2 2 2 1 2 4 4 1 2 4 8 1 1 2 2 1 1 2 4 1 2 2 4 1 2 3 3 1 2 3 4 1 2 3 6 An open program can also be configured between 1 1 1 1 and 1 9 9 9 in special cases To do so select the OPEn option a second line that can be edited will appear in this case PROG The unit is configured with the 1 1 1 1 program by default Table 5 4 Programs available in the PFCL Elite system C Stage Power Ratio ya ld E Da IA Screen Display 1111 1233 1 23 33 1234 1 2 3 4 4 1124 VEZA Arii 1236 EO 1224 1 2 2 4 4 1 1 1 1 1 up to 1 9 9 9 9 Setup Screen of the Number of Stages PC7 TypeC2 STEPS This screen can be used to configure the number of relay outputs for the regulator Up to 6 or 12 outputs can be configur
32. lculate the Phase not displayed on the Wo ENE es Screen and 5 stages or steps the PO6 error will occur when calculating the Program onc go that it will be displayed in its place since the C K parameter can not be calculated ae displaying the following pa The first line will always show the current cosine to check the need to change to a different screen when the parameters that have been calculated are correct In the case of the POO error e when capacitors have been deactivated by a leakage current alarm or forced in the On Off Auto Configuration the P amp P function will not be started until the problem is resolved The Plug amp Play function will assist during the installation of the power factor compensation system or when there are changes in the system new regulator new cabling new stage etc To do so the potential problems in faulty capacitors must be resolved before the P amp P function is activated by means of carrying out the corresponding maintenance activities or replacing them while configuring all stages in the default Auto mode IMPORTANT Conditions for the correct operation of the Plug amp Play option The system must be maintained with a cosine of 0 62 to 0 99 inductive during the process The system s power must be stable Any important changes in load gt 10 in less than 20 seconds would lead to the incorrect calculation of the capacitor power ratings There must be enough curre
33. m 0 to 80 C ALARM C TEMP This alarm is activated with a 20 second delay Forced Step Setup Screen On Off Auto PC10 TypeC3 This parameter is repeated for each one of the 6 or 12 capacitors and it can force their state regardless of the operations carried out by the regulator The following setup options are available for each capacitor gt On Capacitor forced to On always connected gt Off Capacitor forced to Off always disconnected gt Auto the state of the capacitor depends on the operation performed by the regulator The screen will display C1 C2 etc to show which of the 12 capacitors is being configured Use the and keys to run through the different capacitors Capacitors are configured in the Auto mode by default On the measurement screens the icons of the Capacitors configured as ON forced connection will be turned off for 1 second every 4 seconds Similarly the icons of the capacitors configured as OFF forced disconnection will be turned on for 1 second every 4 on off Auto seconds Display State Setup Screen PC11 TypeC2 DISPLAY This parameter establishes the display s lighting state The setup options are as follows gt On always lit gt Off always turned off except when there is an alarm or interaction with the user gt Auto turns on when a key is pressed and turns off when no key has been pressed during a period of 5 minu
34. n the sure that the CT is not short unit will not perform the load decreases circuited compensation functions Risk of over compensation in the grid with no load Fig 2 1 Location of the current transformer 2 2 3 Cable sections and protection elements The power circuit must be protected with gl IEC 269 or M type fuses IEC 127 with a rating of 0 5 to 2 A A circuit breaker or equivalent device must be used to connect and disconnect all of the unit s control circuits PFCL Elite power supply relay circuits and contact coils from the power supply grid The circuit breaker must be installed on the equipment and be easy to access The power circuit and relay contact circuits must be connected with cables with a minimum section of 1 5 mm The cables of the current transformer s CT secondary must have a minimum section of 2 5 mm In the case of distances between the CT and the regulator over 25 m this section must be increased by 1 mm for every 10 m PFCL Elite 6 PFCL Elite 12 2 2 4 Connection diagrams PFCL Elite 6 12 a Beer erminals Vi Wwa Vis Vis 4 coms 2 3 4 5 6 ALARM DIVIVAS Mir Vie ViaVin COM1 2 3 45 6 P O De 6 Relay output6 PI Pa 8 Relay outputs L4 i RELAY C7 012 ISi 3 So Only for S Leakage current input i COM 7 8 9 10 1112 COMM Nominal voltage depending I Ja E RS 485 on the type See label on the Relay output 3 IC PH 3 Rela
35. nfiguration with only 5 keys with a Plug amp Play function and no need to disconnect the power supply Many different programs from 1 1 1 1 to 1 9 9 9 This can divide the total power in up to 46 steps in PFCL Elite 6 and up to 100 steps in PFCL Elite 12 FCP system that minimises the number of capacitor connections and disconnections RS 485 Communications Modbus protocol to supervise and display the different regulator parameters The SCADA Power Studio software can be used to display and configure the said parameters 4 Quadrant measurement and compensation Lagging Inductive 90 Lagging Inductive KW KW kVAr kVAr 180 0 KW KW kVAr kVAr Coso Coso Leading Capacitive 90 Leading Capacitive Exported Power Imported Power Fig 3 1 Signs in 4 quadrant measurements 11 PFCL Elite 6 PFCL Elite 12 4 FRONT PANEL SCREEN AND KEYBOARD The regulator s front panel shows the following signs Reactive PFCL Elite St Elite Fig 4 1 Front panel of the device NOTE The setup process different parameters and regulation modes are described in detail in the Regulator Operation section Section 5 Ci C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 Mmciilicos AE Ci II kw JIL 203 Eininn TE n Cone IK y IL Lt AN kv kVA Connec STEPS Z a Fm A HARM Zo LILIA ILIKVAr cos AUTO om D D Hz N AA Fig 4 3 Keyboard TEST IL E J E C on off Auto DISPLA
36. nt in the system at the regulator s input i e gt 100 mA AC When there is a load offset the correct operation of the Plug amp Play function will depend on the phase where the current transformer was connected to IMPORTANT After the P amp P process is complete the CT primary must be configured IP screen before the unit can measure the power and current correctly Setup Screen of the Current Transformer s Primary Ip PC2 TypeC2 e The current of the Current Transformer s CT primary is configured with this parameter depending on the type of CT installed to measure the installation s current The adjustment range is 5 to 9999 The CT s secondary is configured to 5 A AC by default q Objective Cosine Setup Screen PC3 TypeC2 This parameter is used to fix the desired power factor for the installation The regulator will add the number of capacitors needed to adjust the value as close as possible to the iificos iF cs objective value The regulation process is carried out in stages so that this will not affect any switching operations until the non compensated demand is at least 70 of the power of the smallest stage or the excess compensation is 70 of the power of the smallest stage Any value ranging from 0 7 Inductive Y to 0 7 Capacitive 1K can be configured a PFCL Elite 6 PFCL Elite 12 Setup Screen of the Voltage and Current Phase PC4 TypeC2 This parameter can be used to adapt the
37. os and the powers of the smallest stage In the case of other voltages or conditions that have not been included in the table the C K value can be obtained with a simple calculation as shown next Table 5 3 C K Factor in accordance with the smallest stage power and current transformer CT ratio Power in kvar of the smallest stage in kvar at 400 V _ _ N on mada or N N or o wo Co gt N A SS a 00 NIN o o Oloo N R Oo o O o o N 0 0o oO cl aed vee NINJA RO CO Go O o o N 0 Ol Y O0 amp Oloo N 0 0Ol Oo 00 N olojo o o 2 dd aad w r D olojo Roa WN O ojo on N do NO O Ro ww O O O amp aJa INI O1 CO G olololo I N N 0 O00 N H 0 gt O O JoO O N N O 4 O O 00 ololololo O 0 N O o Co NS O Ro O O O AJOJN OO E RO ojo N 00 NW SIS oo on o o gt a Oo foe oS O pa ps 4 O me D O pa CO O N oo O NS pl E O O O P dl O dl KR O O CO O N ojal als N CO O O O m a NS O pa a P O p O NS NS O NS Qo 0 09 ar E EA II ololo olo O J ololojojo o Oolu dal NIJOA ojojolojojols O l l Nn Y gt AJIN O paa O O pa Ro olol pa Ea O oo O CO O pa m a ol pa D O pa D
38. owing data is displayed gt 8rdor 9th current harmonic in gt 5th or 11th current harmonic in gt 7th or 13th current harmonic in Be PFCL Elite 6 PFCL Elite 12 Screens with the Number of Capacitor Connections PM12 PM13 PM14 and PM15 TypeM3 C1 C2 C3 C4 C5 C6 C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C7 C8 C9 C10 C11 C12 y 4 LITT LL AU y o n Connec o ta n Connec mo L d A a a a The number of screens will depend on the number of capacitors configured We will have a maximum of 4 screens since the information of 3 capacitors will be shown on a single screen The screens are alternated automatically to show the number of connections for each capacitor C1 C2 up to C12 C1 C2 C3 C4 C5 C6 C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C7 C8 C9 C10 C11 C12 n Connec n Connec Flashing capacitor icons on the measurement screens gt The icons of the capacitors configured as ON forced connection will be turned off for 1 second every 4 seconds gt The icons of the capacitors configured as OFF forced disconnection will be turned on for 1 second every 4 seconds gt The icons of the capacitors that have been cancelled by the leakage current alarm will flash every second gt Inthe case of the disconnection after changing to the setup screen or due to a leakage alarm only the steps connected will start flashing every second oa he ae PFCL Eli
39. regulator to the different connection options of the power supply and measurement cables and those of the current transformer to the JO mM phases of the three phase system The default setup is shown in Fig 2 2 i e the current transformer on phase L1 and the voltage is measured in the L1 L2 and L3 Ph e phases lt is often hard to check whether the unit has been cabled like this or not so that one of the Ph 1 to Ph 6 options shown in Table 5 2 must be chosen to cater for this situation Each option should be selected during the installation adjustment when inductive reactive power is being consumed with a cose of 0 6 to 1 inductive The options can be viewed until the screen shows a coso of 0 6 to 1 the cosine displayed on this screen is for information purposes only and can not be edited Table 5 2 PFCL Elite Phase Selection Options V Measurement Screen phases CT Connection Phase L1 L2 L3 L1 L2 L3 L3 Inverted Transformer C K Factor Setup Screen PC5 TypeC2 This parameter is adjusted with the reactive current supplied by the smallest capacitor step measured on the current transformer s CT secondary lts adjustment value will depend on the power of the smallest capacitor step the CT ratio and the grid voltage o The value can be adjusted between 0 02 and 1 00 Table 5 3 shows the values that must be used to adjust the C K for a grid with 400 Vac between phases the different transformer rati
40. s by holding 4 The information displayed is as follows Cosine measurement 9 Three phase reactive power The word Stop reminds the user that the Normal state has not been activated yet Simulation of the steps connected when activating the Normal state capacitor bank The steps configured to ON forced connection are taken into account during the simulation and their icons will be turned off for 4 seconds to set them apart from the stages connected automatically Vv VV WV 97 PFCL Elite 6 PFCL Elite 12 5 4 1 Functions of the Keys in the Setup Screens The setup screens will be displayed when the unit is in the Setup state The setup screens state whether the parameter edition mode is active or not This is easy to see since the parameters that can be edited start flashing when the mode is active If the parameter is not flashing the edition mode is not active and it can not be edited Use the keyboard to browse these screens The functions of each key displayed on the setup screens are described next MS Opens and closes the parameter edition screen Opens the Verification screen O Closes the Setup state from the Verification screen and opens the Measurement screens long RUN Browses the screens and returns to the previous screen when not in the edition mode Returns to the previous setup parameter when in the edition mode Browses the screens and opens the next screen when not in the edition mode Opens the
41. te 6 PFCL Elite 12 5 3 1 Functions of the Keys on the Measurement Screens The measurement screens will always be displayed when the unit is in the Normal state RUN Use the keyboard to browse these screens The functions of each key displayed on the measurement screens are described next Browses the screens and returns to the previous screen This can only be done from the instantaneous measurement screens not from the maximum or minimum measurement screens Browses the screens and opens the next screen This can only be done from the instantaneous measurement screens not from the maximum or minimum measurement screens E Opens the maximum measurement screen if available 4 Opens the minimum measurement screen if available Returns to the instantaneous measurement screen from the maximum or minimum measurement screen lt also returns to this screen automatically after 5 seconds of inactivity when no key has been pressed Connecting capacitors manually Hold down the key for more than 3 seconds and the regulator will connect the steps sequentially at different time intervals in long accordance with the connection time setting see Section 5 5 Disconnecting capacitors manually Hold down the key for more than 3 seconds and the regulator will disconnect the steps sequentially at different time intervals in long accordance with the connection time setting see Section 5 5 Deletes the maximum measurements from the screen
42. tes The brilliance can also be configured from 0 to 100 when the display is on The unit s default settings are Auto and 60 brilliance Autotest Screen PC12 TypeC4 LL ldo IkVAr These screens are opened and closed with a special process hold down the 4 w keys on any setup screen not in the edition mode Hold down gt to manually start and end the Autotest process The Autotest screens one per capacitor show the power measured and the leakage current of each capacitor press Y ort to run through the capacitors To do so start the Autotest process so the equipment will connect and disconnect the capacitors in the bank one by one to obtain said measurements The values displayed are those obtained during the last Autotest process carried out The Autotest process only connects the number of steps configured and does not connect the steps disconnected by the leakage current alarm or the steps set to OFF in the On Off Auto screen 96 PFCL Elite 6 PFCL Elite 12 Verification Screen PC13 TypeC5 Ci C2 D a e C4 C5 IZ Cos LA The Verification screen shows information that cannot be edited and it is opened before activating the Setup state e this screen will be opened when changing from the Normal RUN state to the Setup state The Verification screen shows certain information that can be used to either open the Normal state by holding or returning to the Setup screen
43. v Y Next screen Browsing the measurement screens with no minimum measurements Previous Screen n Type M2 Screen gt Type M2 gt Max Long Press Maximum deletion y y Next Screen NS 19 Long Press Maximum deletion Browsing the connections screen Previous Screen A A Type M3 Screen gt y y Next Screen Long Press NA Num gt Connections deletion NN PFCL Elite 6 PFCL Elite 12 5 4 Setup Screens A series of parameters must be programmed to adjust the regulator to the type of installation where the cos will be regulated The programmable parameters are found on the different setup screens shown next in order Each screen indicates its functionality aided by the icons shown on the right of the display The setup screens state whether the parameter edition mode is active or not The parameters that can be edited start flashing when the mode is active If the parameter is not flashing the edition mode is not active and it can not be edited The following parameters can be configured Plug amp Play Screen PC1 TypeC1 The Plug amp Play screen is the first screen displayed in the Setup state The Plug amp Play ee function assists the user during the configuration of the unit since it automatically configures the basic parameters that
44. variations The system performs more operations than those actually needed When the C K adjustment is configured as high 10 the regulator will need a higher reactive power demand to perform the switching operations and therefore perform fewer operations Calculation of the C K Factor In the case of values that have not been included in the table the C K factor can be calculated as follows The reactive power of the smallest capacitor Q and the grid voltage U must be known The current of this capacitor will be then calculated as aja Oey The transformation ratio of the current transformer must also be known This is the K factor K 1 prim Tec where orim is the nominal current of the transformer s primary for example it would be 250A in a 250 5 Isec is the transformer s secondary current Usually 5 A Therefore the C K factor will be C K ale Q K Bey For example In a 400V unit the smallest capacitor is 60 kVAr with a current transformer with a 500 5 ratio The calculation is as follows K factor K 500 5 100 Current of the smallest capacitor i 60 1000 _ 86 6A V3 400 C K value O e sge K 100 When the 60kvar power is referenced to 440 V it must be multiplied by Ugrid 2 440 2 so that the previous example would be 1 60 1000 400 _ 7 64 CIK 072 4 3 44012 e A PFCL Elite 6 PFCL Elite 12 Program Setup Screen PC6 TypeC2 The capacitor banks are composed of stages with different power rat
45. y outout10 r Relay output 10 i 1 PFCL Elite 12 T S Si S2 COM 7 8 9 10 11 12 si S2 S B A unit Leakage current connection 1A The leakage current transformer must be connected in such a way that it measures the current of the capacitor bank This will detect any leakage in the capacitors of the capacitor bank The transformer must have a ratio with 500 spirals and the current measured must not exceed 1 A AC TC i Ss we LOAD Capacitor Bank Fig 2 4 Connecting the leakage current transformer IA PFCL Elite 6 PFCL Elite 12 Connecting RS 485 Communications elements The PFCL Elite regulators can be connected to a computer or another unit by means of the RS 485 bus series included With this system the data can be centralised in a single SCADA registry point Power Studio System In a network of equipment the PFCL Elite regulator communicates by question answer slave The PFCL Elite regulator communicates with the MODBUS RTUO protocol which enables it to access the electrical parameter and the main variables and configurations Contact the manufacturer to obtain the table of addresses See section 4 4 to change the communications configuration RS 485 USB Other devices ese 8 o a o P2280 gt F2301 Hogg o 000 00 m ee D O o es 655985 yam m RS 485 A B S Fig 2 5 Example of an RS 485 network us
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