Circutor Power Quality Anayser QNA QNA PV Manual
Contents
1. y Previous screen The previous display screen is accessed Page 16 m CIRCUTOR Electricity supply quality analyzer QNA P PV 7 2 Turning the analyzer on When the QNA P PV is turned on the first screen appears with the analyzer s identification After some seconds the display will show a screen displaying the three voltages measured by QNA P PV in each phase Use the t and 7 buttons to move through each available display screen 7 3 Display screens The available display screens on the QNA P PV analyzer are as follows cab v Voltage measured in the network cam 8 Current measured in the network 5 33s E Active power 3693 a kw without flicker kW 5990 8 kw with flicker MW STR Power Factor 099 iu 5 Unbalance rate Asymmetry rate Frequency Date Day month Year Clock Hour Minutes W Seconds Neutral Earth Voltage Neutral current Page 17 m CIRCUTOR Electricity supply quality analyzer QNA P PV Remarks The QNA P PV analyzer may indicate that it is incorrectly installed or configured Possible causes might be e Voltage values flashing on the display Possible causes might be The analyzer detects an event This can mean a real event in the network or a wrong rated voltage setting where the set value does not match the actual network voltage f the unbalance screen displays dashes there is an incorrect phase sequence e Power2. 9 Alarm message Received message text 10 Telephone number s to which the SMS is to be sent and their activation Note Time and level conditions limits have to be met if the alarm is to be activated Note A log is made in the eve file every time an alarm condition is met or SMS message sent FOR EXAMPLE Example of a voltage alarm setting and the different conditions which may be set 1 The following parameters are set Variable V1 ON and OFF mode Upper limit Maximum value 240 maximum hysterisis 230 Lower limit Minimum value 90 minimum hysterisis 100 Activated delay time 5 seconds Deactivated delay time 5 seconds Maximum value L 240V Maximum hysterisis e e 230 V Minimum hysterisis 100 V Minimum value 90V The alarm will be activated under these conditions and an SMS will be sent when for example 240 V is exceeded for more than 5 seconds The alarm will be deactivated and an SMS sent when V1 is below 230 V for more than 5 seconds Page 35
3. block would be only added to the voltage average e Integration of 10 cycle blocks with events voltage affecting the STD file only An event voltage swell dip may occur while the analyzer is calculating the average voltage The QNA P PV allows the 10 cycle block where the event occurred to be added to the integration this may be for one or more event depending on the duration of the event If this option is disabled No then the 10 cycle block would be ignored and therefore it would not be added to the integration for this periodical recording This option does not affect the other parameters e Date type affecting the STD file only Permits the user to select date time to be saved together with each recording This date can be the initial or final recording e Battery auto power off timer The user can set the time for the QNA P PV battery auto power to switch off in the event of supply voltage loss in order to save the battery and to ensure the detection of possible intermittent voltage interruptions The usual time is about 15 30 min Page 21 aj CIRCUTOR Electricity supply quality analyzer QNA P PV 8 2 Selecting the parameters to be recorded The QNA P PV saves all quality parameter recordings in its internal memory The different information recorded by the QNA P PV is distributed in three file types 8 2 1 Standard file STD The standard file STD is used to store all periodically recorded p
4. continuity of measurement by the QNA P PV analyzer in the event of any loss in voltage supply short or long term line interruption QNA P PV is equipped with three A C voltage inputs which permit simultaneous voltage measurement in all three phases together with frequency measurement in any power system To analyse electrical power supply quality in accordance with IEC 61000 4 30 the QNA P PV uses a DSP to analyse all cycles from all three voltage phases to detect the occurrence of any event voltage dip voltage swell interruption Harmonic and flicker is also calculated in accordance with IEC61000 4 7 and 61000 4 15 respectively The QNA P PV s input 2V 5A can analyse the main electrical parameters in 4 quadrants Energy consumption and generation The QNA also has a Neutral current entry and another for Neutral Earth voltage measurement These parameters complete the information that the QNA is able to supply to study the electric network The QNA P PV analyzer is equipped with a built in 4 Mbytes memory to receive quality events and electrical parameters Page 4 m CIRCUTOR Electricity supply quality analyzer QNA P PV The different information recorded in the QNA P PVs built in memory is distributed in four file types STD files This file contains all periodically recorded values voltage current frequency power energy flicker harmonic distortion harmonic content unbalance EVE files File c
5. event must be set beforehand V vell Hysteresis Rated Voltage Hysteresis Dip Hysteresis Interruption t Therefore following points must be user defined of voltage swell threshold The detection of a voltage swell depends on the value set for this point of the rated voltage Every semi cycle with a RMS value over the defined limit value is said to be a voltage swell A record will be kept in the events file EVQ every time this limit is exceeded with the indication of the phase the maximum voltage value detected the voltage average value voltage value previous to the event and the duration of the voltage swell event Page 19 m CIRCUTOR Electricity supply quality analyzer QNA P PV e Voltage swell hysteresis A voltage swell hysteresis value can be defined at a different value for the voltage swell event starting and finishing Therefore a voltage swell event starts when the voltage swell threshold is exceeded and ends when the voltage value is below the value defined by subtracting the voltage swell hysteresis value from the voltage swell threshold e of voltage dip threshold The detection of a voltage dip depends on the value set for this point of the rated voltage Every semi cycle where the RMS value is below the defined limit is said to be a voltage dip A record will be saved in the events file EVQ every time this limit is exceeded indicating the minimum voltage value detected the average volt
6. m CIRCUTOR POWER QUALITY ANALYZER QNA P QNA PV C d Q20713 Q20731 QNA P C d Q20830 Q20831 QNA PV USER MANUAL M98155801 03 05A c CIRCUTOR S A m CIRCUTOR Electricity supply quality analyzer QNA P PV QNA P PV MANUAL CONTENTS page les BASI INSTRYCTION eeen E E E EAEE AEE EERE 2 1 1 Checking the contents 2 Een iis 2 1 9 539a el nn e 3 1 4 Operatimg 3 2 NAIN FEA TORE mmmm mw uvvvvwwvvwwwvuvwwvwwvvvwvvwwvvvvvvvv 3 io 4 A e PPP 6 ASA LA AP P 2 1mm 000 7 4 DATA STORAGE IN MEMORY AUTOMATIC MODE esses 7 ds IAS TALCA TONS OTAR ISI 8 S Te OM Ue ile clipart 9 5 1 1 Communication cables for RJ 10 5 2 Starting the QNA P PV 11 5 3 Connection drawing for the QNA P PV cccceccseeceeeceeeceeeaeeeaeeeeeeseeees 19 6 THE QNA P PV ANALYZER S 16 Vc OPEISATINGNODE nao 16 Fals DISPlay ana DUO NER E E 16 hoe os AA 17 71 9 DISDIay SOT AS mm 17 SETTING UP THE QNA P PV seicscecticccoretetexnrcistospredeicisiniesciei ieguesinteiciuasieaceonedss 18 8 1 Operating setup
7. of the QNA P PV 18 8 1 1 Transformation ratios for voltage and current transformers 18 8 1 2 Features of the monitored electrical network 19 Oe 9 SUA Data ir 19 8 1 4 Data to take into account for the periodical data recording process 21 8 2 Selecting the parameters to be 22 8 2 1 Standard ile STD 22 osa 23 2 9 edene BS 24 8 2 4 Harmonics statistics file H24 occoocccnnicnnccnncccnconoconicnncconononnns 25 8 2 5 Weekly average values file STP ooccooccccncccncocicociconicnncconcncnnns 25 8 2 6 Configuration and operation of the SMS alarms 25 8 2 Configuration and operation of the 5 29 de TECHNICAL SPECIFIGATIONO 26 TO EEE REO E 28 11 MAINTENANCE betaees 28 fo TE 28 A Appendix Installation and start up of the 5 29 B Appendix Installation and start up of the 5 32 C Appendix setting the SMS AlarmMsS ocooccccc
8. rated voltage of the power system to be monitored by the QNA P PV analyzer For a 3 wire configuration the line to line voltage must be set ex 400 V and for a 4 wire configuration the line to neutral voltage must be set ex 230 V If a voltage measurement transformer is used then the rated voltage to be set must be referred to the secondary side ex 63 5 V The correct configuration of this is essential because the limits for the analysis of the quality of electrical power supply is to be analysed Rated frequency The rated frequency of the power system to be monitored by the QNA P PV analyzer This parameter is necessary for the calculation of the RMS signal value in extreme quality networks 4 Wire 3 Wire The QNA P PV analyzer must be set according to the distribution system to be monitored whether with neutral conductor 4 wires or without neutral conductor 3 wires or Aron The proper setting of this point is essential to ensure the correct detection of events This choice must also match the external connection configuration Circuit type When measurement is via three current probes then the analyzer must be set to operate with a three phase circuit For 3 wire networks that is networks without neutral conductor the analyzer can be set to work in ARON system Here only two current probes are required 8 1 3 Quality parameters In order to determine electrical power supply quality the voltage levels defining the
9. the QNA P PV analyzer which must be followed to guarantee the proper operation of all instrument functions and to maintain it in a safe condition If the instrument is not used in accordance with manufacturer s specifications the instrument s protection may be damaged Where any protection failure is suspected to exist for example if there are signs of external damage the instrument must be immediately switched OFF In the event of this contact a qualified technician 1 4 Operating instructions QNA P PV is a programmable instrument with operating modes which may be selected from the available programming menus Before starting the QNA P PV carefully read the paragraphs on INSTALLATION amp STARTUP AND SETTING QNA P PV to select the most suitable operating mode for your requirements Note that when the instrument is switched on the terminals may be dangerous when touched and opening or removing parts may access dangerous areas Therefore the instrument must not be used until it is properly installed 2 MAIN FEATURES The QNA P PV is an analyzer specifically designed to check electrical power supply quality in accordance with the IEC 61000 4 30 standard e Harmonic measurement in accordance with IEC 61000 4 7 e Flicker measurement in accordance with IEC 61000 4 15 e Measurement of main electrical parameters Voltage current power PF Harmonic distortion in Voltage and Current Neutral current
10. 4 Conducted EN 55022 Class B EN 55011 1994 Radiated EN 55022 Class A EM IMMUNITY EN 50082 2 1995 industrial immunity EN 61000 4 2 1995 ESD ENV 50140 1993 EM Radiated field of RF EN 61000 4 4 1995 EFT burst ENV 50141 1993 RF common mode EN 61000 4 8 1995 50 Hz H field EN 50082 1 1997 Residential immunity EN 61000 4 5 1995 Surges EN 61000 4 11 1994 Supply voltage interruptions Page 2 m CIRCUTOR Electricity supply quality analyzer QNA P PV 10 SAFETY CONSIDERATIONS The user should take into account all installation instructions indicated in the INSTALLATION amp STARTUP and TECHNICAL SPECIFICATIONS sections in this manual Note that when the instrument is switched on the terminals may be dangerous when touched and opening or removing parts may access dangerous areas The analyzer has been designed and tested to meet IEC 348 standard and is factory shipped in proper operating conditions 11 MAINTENANCE The QNA P PV does not require any special maintenance No adjustment maintenance or repair should be carried out while the instrument is open and switched on Qualified technicians must carry out these actions when they are necessary Before any adjustment replacement maintenance or repair the instrument must be totally disconnected from any power supply source If any protection failure is suspected the instrument must be immedia
11. Configuration and operation of the GPRS The QNA P PV GPRS model only allows information to be sent to an FTP server via GPRS This means that every X minutes the equipment automatically sends recorded information to an IP address defined by the user The time period and the IP address are defined by the user user name and password supplied by the FTP server administrator to save the information must also be defined This mode of communication avoids the user having to use a modem to download information because it is the equipment itself which sends the information to the FTP server This means that the user only requires an Internet connection to connect with the FTP server and to download the information Page 25 m CIRCUTOR Electricity supply quality analyzer QNA P PV 9 TECHNICAL SPECIFICATIONS Power supply Supply voltage Independent from the measuring circuit 100 240 V QNA P models 100 400 V 30 QNA PV models Frequency 50 60 HZ Consumption 16 VA 8 W Working temperature 0 C to 50 C Storage temperature 20 to 70 C Auxiliary power supply Battery Ni M H Autonomy 9999 seconds continuous operation It is recommended that programming by software does not last for more than 1 hour to increase the life time of the battery Voltage measurement Measuring system 4 wire or 3 wire arrangement choice by external connection Measuring range 0 to 500 V AC phase to common 4 wire network O to 550 V AC line to neu
12. able measurements even under the most adverse operation conditions e Power supply transformers with extra power dissipation and insulation e Built in battery power supply to ensure voltage supply to the QNA P PV analyzer in the event of voltage loss e Insulation transformers guaranteeing the proper insulation of inputs Page 6 m CIRCUTOR Electricity supply quality analyzer QNA P PV 3 ANALYSIS MODES QNA P PV series analyzers can be used in different operating modes according to their setting The most striking features of the analysers are e Measurement and storage in memory of main power quality parameters voltage values flicker harmonics and unbalance e Measurement and storage in memory of main electrical parameters voltages currents frequency power PF e Neutral current and Neutral Earth voltage measurement e Setting a voltage threshold to define different events voltage sags voltage swells and interruptions Also an optional setting of an hysteresis value for each individual threshold e QNA P PV can carry out quality analyses in 3 wire or 4 wire distribution systems All quality measurements will be referred the line to neutral or line to line voltage according to selection e QNA P PV can also be used to measure through voltage and current measuring transformers 4 DATA STORAGE IN MEMORY AUTOMATIC MODE QNA P PV is equipped with an internal date and time clock to store automatic data
13. age value and the duration of the voltage dip event e Voltage dip hysteresis voltage dip hysteresis value can be defined at a different value for the voltage dip event starting and finishing Therefore a voltage dip event starts when the voltage dip threshold is not reached and ends when the voltage value is over the value defined by adding the voltage dip hysteresis value to the voltage dip threshold of interruption threshold The detection of an interruption depends on the value set for this point of the rated voltage Every semi cycle where the RMS value is below the defined limit is said to be an interruption A record will be saved in the events file EVQ every time this limit value is exceeded indicating the minimum voltage value detected the average voltage value and the duration of the interruption event e Interruption hysteresis An interruption hysteresis value can be defined at a different value for the interruption event starting and finishing Therefore an interruption event starts when the interruption threshold is not reached and ends when the voltage value is over the value defined by adding the interruption hysteresis value to the interruption threshold e STD file recording period Part of the memory allocated for this file expressed in days This is a not modifiable value it will depend on the recording period and the memory allotted for other files e Number of recordings in the EVE file Part of the memory a
14. and Neutral Earth voltage e 4 quadrant measuring system Energy consumption and generation e High protection level against severe electrical conditions Wide range of supply and measurement voltages High protection level against overvoltage and transient events e Connection to either 3 or 4 wire distribution systems e Wide voltage supply range 100 240 V c a QNA P 100 400V c a 30 QNA PV e Internal battery allowing the instrument to continue recording in the event of voltage supply loss e 4 Mbytes intemal memory for saving all parameters measured by the QNA P PV analyzer e Communication via GPRS GSM RS 232 according to model e Mounted inside a self extinguishing case Dimensions and fixing points according to DIN 4385 7 Page 3 m CIRCUTOR Electricity supply quality analyzer QNA P PV 2 1 Basic features The QNA P PV is an analyzer specifically designed to check electrical power supply quality in accordance with the IEC 61000 4 30 standard In addition to the A C voltage inputs insulated by transformers the instrument is equipped with 4 inputs of 2V clamps which allows the QNA P PV to also be used as a network analyzer Its design in suitcase of high robustness IP67 that makes an equipment ideal to measure in severe environmental conditions Moreover the great variety of available models makes the QNA P PV suitable for any situation and communication mode The instruments internal battery ensures
15. arameters The following electrical parameters will be saved in the memory during the user defined recording period Frequency XP Reactive energy C VoltageTHD XX X Current THD XX XY Voltage harmonic content Edid Selection of any harmonic between 2 50 Quality The STD file will record the average values of the electrical parameters XX X X 41413 EE X Page 22 m CIRCUTOR Electricity supply quality analyzer QNA P PV gt Flicker e Pst The QNA P PV saves the Flicker value Pst obtained over the recording period The Pit value will be calculated by the data analysis software in the PC gt Harmonics Harmonic distortion The QNA P PV will calculate and record in the memory the value of the average voltage harmonic distortion detected in the monitored power system Harmonic content The QNA P PV will calculate and record in the memory the average value of the individual harmonic distortion rate for each voltage harmonic in the monitored power system up to the 40 harmonic harmonic content of each 10 cycle blocks which have been integrated over a recording period Direction of the harmonics The QNA P PV allows the direction of the individual harmonics to be displayed indicating if a specific harmonic is being generated by the user or is being generated outside the installation gt Wave types Voltage Records one cycle of the voltage signal wave type on finishing the rec
16. automatically saved in this file with an indication of the time and type of incident The following incidents may be detected and recorded by the QNA P PV Battery OFF Indication of the time when QNA P PV stopped operating This time depends on the value set by the user for the operating period after a voltage supply loss Auxiliary power supply ON Indication of the time when the QNA P PV analyzer was connected to an external power supply Auxiliary power supply OFF Indication of the time when the external power supply for the QNA P PV analyzer was interrupted The analyzer is supplied from the internal battery from this time Setup modification Record of the time when the instruments setup was modified Memory formatting Indication of the time when the user decided to format the QNA P PV s internal memory Forced memory formatting The QNA P PV s internal memory will be automatically formatted if any error in this internal memory is detected File deletion Indication of the time when the user deleted a file from the QNA P PV s internal memory If the first data shown by the EVE file indicates that a file has been deleted then the deleted file was the events file Time change Indication of any change to the date or time of the analyzer s internal clock Recording this event type is quite important because if the time intervals between two successive readouts are observed to be erroneous this might be due to a change to the ti
17. conioccconcociocnconoocncanoncononcononcncanoncnnnnnono 32 Page 1 m CIRCUTOR Electricity supply quality analyzer QNA P PV 1 BASIC INSTRUCTIONS This manual is designed to familiarise the user with operating the power supply quality analyzer model QNA P PV in order to get the best from its features QNA P PV is an analyzer specifically developed for supervising electrical power supply quality which has been built with the most advanced technology in microelectronic components offering bench mark features in measuring and recording of electrical magnitudes in industrial power supply networks Please read this manual carefully before connecting and switching on the analyzer in order to avoid irreversible damage caused by improper use 1 1 Checking the contents of your package Please check the following points on receipt of the analyzer a The equipment delivered matches your order specifications b After unpacking check that the instrument has not been damaged during delivery c Standard equipment includes the following items 1 RS 232 communication cable female RJ DB9 1 QNA P PV User manual 1 CD containing PC program and user guide 1 GSM antenna GPRS model only 1 2 QNA P PV Models Code Q20711 Kit 1 QNA P RS Q20731 Kit 1 QNA P GPRS SIM not included Page 2 m CIRCUTOR Electricity supply quality analyzer QNA P PV 1 3 Safety warnings This manual contains information and warnings about
18. erences to the analyzer If this ground terminal is not connected then the effectiveness of the QNA P PV protection elements may be reduced 10 Check power readouts and their sign check current measurement transformer polarity 10 Verify the QNA P PV setup Page 11 m CIRCUTOR Electricity supply quality analyzer QNA P PV Points to consider Voltage values flashing on the display is a sign that the analyzer is incorrectly installed or configured Possible causes might be The analyzer detects an event This can mean a real event in the network or a wrong rated voltage setting where the set value does not match the actual network voltage f the unbalance screen displays dashes there is an incorrect phase sequence Page 12 m CIRCUTOR Electricity supply quality analyzer QNA P PV 5 3 Connection drawing for the QNA P PV Esquema conexi n medida directa BT con pinzas C FLEX Direct voltage with C FLEX clamp diagram connection L L2 P T 8 La L3 TT Te VO JO ADO O O O AC L1 L2 L3 N L1 L2 L3 DT Page 13 m CIRCUTOR Electricity supply quality analyzer QNA P PV Esquema conexi n medida directa B T con pinzas CP Direct voltage with CP clamp diagram connection 1 l L2 L3 N Page 14 m CIRCUTOR Electricity supply quality analyzer QNA P PV Esquema conexi n a trav s de transformadores de tensi n M T Voltage transformer diagram connectio
19. essage will then appear on the screen to allow the SMS Alarms parameters to be changed 5 Up to 8 alarms may be enabled at the same time Once an alarm is enabled it may be set Configuraci n de alarmas SMS 5 Alarma Alarma 1 5 Alama 2 5 Alarma 3 5 Alarma 5 Alarma 5 5 Alarma 1 Variable de alarma W Habilitar l mite superior Habilitar l mite inferior 3 mn II M alor m ximo Valor minima 5 Modo 230 us Y ON yOFF Hist resis maxima Hist resis m nima 4 Filtro de retardo tiempo activado 200 v n 5 Deshabilitar fecha de tiempo de alarma Mensaje SMS 6 Filtro de retardo tiempo desactivado Deshabilitar tiempo de alarma Fallo de tensi n Eoo Tiempo de alarma v lida j 06 09 2005 lt n 10 08 45 gum 7 Tel fonos activados Tiempo de alarma inv lida E m u EI B NM Ek 06 03 2005 i 10 08 45 on iw Habilitar alarma 9 C digo del centra de servicio Centro de servicio 34 160770031 1d EA Tel fonos Importar WS Aceptar SMS alarms menu Steps to be followed 1 Service Centre Telephone Country code for service centre for example 34 for Spain Contracted company service centre for example for Vodafone 607003110 2 Enable Alarm The different parameters may be set once the alarm is enabled Page 33 m CIRCUTOR Electricity supply quality analyzer QNA P PV 3 Select the type of alarm Drop down menu with the available
20. is information is supplied by the telephone company For example Vodafone in Spain has the access point server The user name and password is in both cases Configuraci n de GPRS Punto de Aerea Sertidor del punto de acceso Nombre de usuario del punto de acceso Contrase a punta de acceso Contrase a Ftp Ficheros a enviar IP of the FTP server from which the information is to be downloaded User name and password for the FTP Server file to where the information is to be downloaded Iw Fichero std l Fichero h24 Iw Fichero eve Iv Fichero stp Iw Fichero evg a de inicia de envio adencia 1 24 hi viernes 2f de mayo dez BE Enviar 7 E Recibir zp Exportar a Importar Indicates the date of the first piece of Indicates the freguency in which the information sent Every X hours from then on as indicated in the frequency a file is sent to the FTP server with the information Page 32 QNA is to send information to the server m CIRCUTOR Electricity supply quality analyzer QNA P PV C Appendix setting the SMS Alarms The equipment may be set so that it sends an SMS message when a preset condition is met Follow the steps below to activate and set the alarms 1 Connect the RS 232 communications cable to the equipment or set it to communicate via GSM 2 Using the PowerVision software enter the device s general parameters and then press SMS Alarms 4 The following m
21. llocated for the incidents file expressed as the number of incidents e Number of recordings in the EVQ file Part of the memory allocated for the events file expressed as the number of events e H24 file size in weeks Indication of the H24 file size Catt Calculated value Not programmed The STD file has been calculated assuming a 10 minute recording period and the default parameters of the STD file Page 20 m CIRCUTOR Electricity supply quality analyzer QNA P PV 8 1 4 Data to take into account for the periodical data recording process Some points to allow the user to precisely define the information to be used for the recording calculation procedure Therefore the user can define e Description of the measurement site An identifying field to be filled in by the user e Remark An information field to be filled by the user e Recording period affecting the STD file only The recording period of the integrated values The recording period is by default set at 10 minutes but this value is user settable from 1 minute to 2 hours e Integration of 10 cycle blocks with events all except for voltage affecting the STD file only An event might occur voltage swell dip while the analyzer is calculating the voltage flicker harmonic averages The QNA P PV allows the 10 cycle block where the event occurred to be added to the integration If this option is disabled No then the 10 cycle
22. me of the internal clock Activated alarm only GSM devices Indicates that the alarm condition has been activated also indicates the alarm number Sended alarm anly GSM devices Indicates that the alarm has been sended condition is activated also indicates which of the 8 telephone numbers has been activated Page 24 m CIRCUTOR Electricity supply quality analyzer QNA P PV 8 2 4 Harmonics statistics file H24 A series of values to be susbsequently used by the PC s software will be stored in this file The software will calculate typical deviation the statistical distribution curve and the effective values at 50 95 and 99 of each and every harmonic recorded by the QNA P PV 8 2 5 Weekly average values file STP TYhis file will save the averaged weekly values for voltage variables L1 L2 and L3 frequency flicker pst and plt L1 L2 y L3 harmonic distortion rate L1 L2 L3 and three phase unblanace and the total number of recordings used for calculations The 0 5 95 and 100 values may also be obtained individually and as a whole taking into account all recordings i e the whole week or just those recordings with no voltage events 8 2 6 Configuration and operation of the SMS alarms The QNA P PV GPRS GSM model only may configure up to 8 different alarms maximum and minimum limit and a time period may also be set for each alarm They also may be sent to 8 different telephone numbers 8 2 7
23. n 5 INSTALLATION amp START UP This manual contains information and warnings about the QNA P PV analyzer which must be followed to guarantee the proper operation of all instrument functions and to maintain it in a safe condition If the instrument is not used according to the manufacturer s specifications the instrument s protection may be damaged Note that when the instrument is switched on the terminals may be dangerous when touched and opening or removing parts may access dangerous areas Therefore the instrument must not be used until it is properly installed Where any protection failure is suspected to exist for example if there are signs of external damage the instrument must be immediately switched OFF In the event of this contact a qualified technician Page 8 m CIRCUTOR Electricity supply quality analyzer QNA P PV 5 1 Connection terminal The QNA P PV analyzer may be installed in any three phase distribution line with neutral conductor 4 wires or without neutral conductor 3 wires Measurements solely depend on the connection mode and the analyzer configuration The connection of an earth terminal is essential to ensure the efficiency of QNA P PV protection elements Page 9 m CIRCUTOR Electricity supply quality analyzer QNA P PV 5 1 1 Communication cables for RJ connectors The most usual configurations for QNA P PV communication cables are as follows e RS 232 connection to PC or to ex
24. n H V L _ L2 es VOO O O L1 L2 L3 L1 L2 L3 AOOO AO Page 15 m CIRCUTOR Electricity supply quality analyzer QNA P PV 6 THE QNA P PV ANALYZER S INTERNAL BATTERY The analyzer has an internal battery to ensure power supply to the analyzer when any event occurs This battery keeps the analyzer continuously powered for 2 4 hours in the event of the mains power supply being cut This operating period after voltage supply loss is user programmable in order to save the battery and to ensure that any possible intermittent voltage interruptions are detected The guarantee of a 9999 second operating period is essential to ensure the proper detection and recording of multiple and long term voltage interruptions The battery is charging when the analyzer is connected to the mains The QNA P PV analyzer is equipped with an intelligent energy charging system This means that the instrument continuously and automatically checks the status of the battery This means that the charging process stops when the battery is on maximum charge level and therefore the life of the battery is increased 7 OPERATING MODE 7 1 Display and buttons QNA P PV is equipped with a display to show all information being measured by the analyzer using different buttons uy ue mA BBBB is The function of each button on the ONA P PV analyzer is t Next screen The next display screen is accessed
25. ontaining all incidents referred to the QNA P PV itself file readout setup modification memory erasure power supply on off battery on off EVQ This file contains all events observed in the electrical power supply voltage dips voltage swells interruptions together with supplementary information about these events time of the event occurring maximum minimum voltage average voltage voltage prior to the event H24 This file contains the data required to obtain a statistical analysis of the harmonic evolution in one day STP This file stores average values for voltage frequency flicker pst and plt and the THD over one week Measurable parameters by the QNA P PV analyzer are listed below Frequency 0 OX Active power Reactive power L Reactive power C Apparent power nductive energy X Active energy X Capacitive energy NEM GEN Power Factor Dip The above parameters will be measured and recorded regardless of energy consumption or generation in the installation Page 5 m CIRCUTOR Electricity supply quality analyzer QNA P PV 2 2 Electrical features Using the QNA P PV as a recording instrument for evaluating electrical power supply quality means that the analyzer must have a high degree of protection against severe electrical conditions High energy varistors absorbing surges to avoid any costly repairs e Noise filters in voltage and current inputs to ensure reli
26. ording Current Records one cycle of the current signal wave type on finishing the recording gt Unbalance Asymmetry rate ratio of homo polar voltage to direct voltage Unbalance rate ratio of inverse voltage to direct voltage 8 2 2 Events file EVQ The analyzer also records an events file containing information on any event detected in the monitored power system The following data is saved about each event Event date Indication of the time of the event This value is obtained with an accuracy of one cycle Type of event Indication of the event type i e a voltage dip a voltage swell or an interruption These events are defined in accordance with the QNA P PV setup The type of event also identifies the phase where this event ocurred Duration of the event Period of time in milliseconds that the event lasted Maximum minimum voltage for the event In the event of an interruption or voltage dip the minimum RMS voltage value obtained during the event In the event of a voltage swell the maximum values will be recorded Average voltage for the event The average RMS voltage value during the event Voltage prior to the event The RMS voltage value before the event occurrence is recorded RMS 72 value RMS value of a complete cycle refreshed every semi cycle Page 23 m CIRCUTOR Electricity supply quality analyzer QNA P PV 8 2 3 Incidents file EVE All incidents sent to the QNA P PV are
27. recordings and quality events in the memory at regular time intervals The QNA P PV storage memory is divided into four independent blocks Each discrete block is allocated to every file type to be saved Every file type contains the following information e STD files This file contains all values which are periodically recorded voltage current energy frequency voltage harmonic distortion harmonic content and unbalance e EVE files File containing all incidents referred to the QNA P PV itself file readout setup modification memory erasure power supply on off battery on off This file contains all events observed in the electrical power supply voltage dips voltage swells interruptions together with supplementary information about these events time of the event occurring maximum minimum voltage average voltage voltage prior to the event e H24 This file contains the data required to obtain a statistical analysis of the harmonic evolution in one day e STP This file stores average values for voltage frequency flicker pst and plt and the THD over one week Page m CIRCUTOR Electricity supply quality analyzer QNA P PV QNA P PV is equipped with a built in rotating memory for data collection this means that once this memory is full new values overwrite the oldest ones Therefore if no data is to be lost data must be retrieved from the memory before the oldest values are overwritte
28. screens with a negative sign The installation is generating energy or the current transformer polarity is inverted PF values are wrong Check the voltage and current phase wiring the phase sequence is probably not correct 8 SETTING UP THE QNA P PV Any setup action for the QNA P PV analyzer must be always done through a PC The QNA P PV analyzer s performance will depend on the user configuration of the instrument There are two different setup procedures for configuring the analyzer e Operating Setup To define the QNA P PV analyzer s operating mode e File Setup To define the data collection procedure of the QNA P PV analyzer in the internal memory 8 1 Operating setup of the QNA P PV analyzer The user defined procedures are listed below 8 1 1 Transformation ratios for voltage and current transformers The QNA P PV analyzer can measure via transformers e Voltage primary value Voltage secondary value Setting the transformation ratio for voltage transformers used in measuring Set 1 1 for direct voltage measurement no voltage transformer used e Current primary value Setting the primary value for the current transformers used in measuring e Neutral current primary value Setting the primary value of the current transformer used in measuring Neutral current Page 18 m CIRCUTOR Electricity supply quality analyzer QNA P PV 8 1 2 Features of the monitored electrical network Rated voltage The
29. sful The QNA modem is ready to operate Error The SIM card has not been initialized Check the configuration again carefully following all steps Upon completion of the installation ensure that the RS 232 cable is not still connected to the PC This connection will prevent the QNA communicating via the GSM modem The local modem must not be connected via a telephone switchboard It must be a direct line Page 31 m CIRCUTOR Electricity supply quality analyzer QNA P PV B Appendix Installation and start up of the QNA GPRS Steps to be followed when setting the QNA analyzer so that it sends recorded information via GPRS to an FTP server 1 Apply power supply voltage to the QNA it is important that when this is done the RS 232 communications cable is not connected If it is then the modem will not start correctly 2 W ait for about 2 minutes so that the equipment starts the modem Press the two keys at the same time until the screen display the message SIGNAL XX XX being equal to the value of the existing cover this may be between 0 and 30 When this message appears it means that the modem start up process has been correctly carried out 3 Connect the RS 232 communications cable to the equipment 4 Using the PowerVision software enter the device s general parameters and then press GPRS 5 The following message will then appear on the screen to allow the GPRS parameters to be changed Th
30. tely placed out of service The instrument s design allows it to be quickly replaced in the event of any breakdown The design of the analyzer allows it to be easily replaced in the event of breakdown 12 TECHNICAL SERVICE For any information on the instrument s performance or in the event of breakdown please contact CIRCUTOR s technical service CIRCUTOR S A After sales service Vial Sant Jordi s n 08232 Viladecavalls BARCELONA SPAIN Tel 34 93 745 29 00 fax 34 93 745 29 14 E mail central circutor es Page 28 aj CIRCUTOR Electricity supply quality analyzer QNA P PV A Appendix Installation and start up of the QNA GSM GPRS Configure the QNA P PV analyzer before inserting the new SIM card N B The GSM line used must be capable of data transmission First the SIM on the phone line to be used must be configured to enable communication with the QNA P PV GSM RS 232 s GSM modem This action will always be required when a new SIM card is inserted in the QNA GSM analyzer regardless of whether it is the first installation or a replacement SIM Proceed as follows 1 With no SIM card inserted 1 Turn on the QNA analyzer 2 Connect to the QNA analyzer via the RS 232 serial port using a communication cable 3 Use the PC software to add a QNA or for a SIM change modify the configuration on the existing QNA analyzer 4 Access the general parameter option in the software field and select
31. ternal modem o RTS 8 CTS 6 GND 5 GND The RS 232 communication cables must always be disconnected to establish communication with a QNA P PV GPRS GSM via a mobile phone If the RS 232 is connected then modem operation is completely disabled Page 10 m CIRCUTOR Electricity supply quality analyzer QNA P PV 1 2 3 4 5 6 1 8 9 5 2 Starting the QNA P PV analyzer Please check following points before switching on the analyzer Mains supply voltage Voltage 100 240 VAC QNA P Voltage 100 400 30 V c a QNA PV Frequency 50 60 Hz Ground terminal The ground terminal of the analyzer must be connected to earth If itis not connected some of the protective parts may not work properly Maximum voltage in the voltage measurement circuit 500 V C between phase and common M 4 wire 500 V AC line to neutral 866 V AC line to line M 3 wire 500 V AC line to line Maximum voltage in the Earth measurement circuit 500 V AC between Neutral Earth Maximum permissible current Depends of the clamp In 2 V c a Consumption 16 VA 8 W Operating conditions e Operating temperature range 0 C to 50 C e Storage temperature 20 C to 70 C e Operating humidity 0 to 90 RH Safety Designed to meet protection class Ill according to EN 61010 Points to check during the installation process Check that the ground terminal of QNA P PV is connected to earth to avoid any possible interf
32. the option called PIN change The following screen will be then shown PIN change WaN Mew PIN Confirm new FIM FUE M Activate PIN use md X Cancel Page 29 m CIRCUTOR Electricity supply quality analyzer QNA P PV 5 Select options SIM change and Enable use of PIN 6 Enter the PIN and PUK numbers for the SIM to be inserted 7 Accept the action and follow the steps shown by the software a Insert the new SIM card and then remove the RS 232 communication cable from the analyzer 2 Inserting the SIM card 8 Loosen the screws on the SIM holder cover SIM holder COVer 9 Carefully pull out the piece 10 Release the SIM holding lock y i LETER ttj Y 11 This position of the lock permits the user to open the holding piece and insert the SIM card 12 Close the holding piece and place the lock back into its initial position 13 Putthe SIM holder cover back into the QNA analyzer 14 Tighten the cover screws to avoid any possible malfunction of the SIM Page 30 m CIRCUTOR Electricity supply quality analyzer QNA P PV 3 With the new card SIM inserted 15 Remove the RS 232 cable from the analyzer 16 Wait until the PC software issues a warning About 60 s 17 Reconnect the RS 232 communication cable to the QNA analyzer 18 Check that the PC software notifies the results of the operation The result may be Succes
33. tral 0 to 952 V AC line to line 3 wire network 0 to 550 V AC line to line Scale switch Automatic Other voltages Via voltage transformers Frequency 42 5 69 Hz Current measurement Measurement range 2V according to current clamp Maximum current 1 2 In Scale switch Automatic Accuracy Voltage 0 1 9o of nominal Class A according to IEC 61000 4 30 Current 0 1 of nominal Class A according to IEC 61000 4 30 Power 0 2 according to EN 62053 22 Unbalance 0 15 Class A according to IEC 1000 4 30 Flicker lt 5 according to IEC 61000 4 15 Harmonics Class according to IEC 61000 4 7 Measurement conditions to ensure accuracy class Errors due to external voltage transformers not being included Temperature range 5 C to 45 C Measurement range between 5 and 100 Internal memory Memory size 4Mb Page 26 m CIRCUTOR Electricity supply quality analyzer QNA P PV Mechanical characteristics Case According to DIN 43859 Dimensions According to DIN 43857 470 amp 178 4 340 4 152 357 255 QNA P QNA PV Weight 6 7 Kg QNA P 5 Kg QNA PV STANDARDS Quality IEC 61000 4 30 Harmonics IEC 61000 4 7 Flicker IEC 61000 4 15 Other standards EN 60664 EN 61010 EN 61036 VDE 110 UL 94 EM EMISSION EN 61000 3 2 1995 Harmonics 61000 3 3 1995 Voltage fluctuations EN 50081 2 1993 Industrial emission EN 55011 199
34. types of alarm Unbalance fF Asymmetry fF Frequency fF EVQ IntV1 IntV2 IntV3 IntVIIl DipV1 DipV2 DipV3 DipVIll OverV1 OverV2 OverV3 OverVIll 4 Select the SMS send mode Possible modes ON An SMS is sent when an alarm is activated OFF An SMS is sent when an alarm is deactivated ON and OFF An SMS is sent when an alarm is activated and deactivated 5 Defining maximum Minimum and Hysterisis limits The maximum and or minimum values to set off an alarm are now set The hysterisis value is the margin value to fulfil the alarm condition 6 Delay from reaching the alarm level to activating the alarm Time in which the alarm condition is met If the day month year fields are zero the time is daily If these variables are 0 the alarm is always on If the selected variable is EVQ the unit for this variable must be stated in ms 7 Delay in which the alarm goes back to OK and is deactivated If the selected variable is EVQ the unit for this variable will be O 8 Validity period for the alarm The trip time may be set The schedule when the alarm is to be active is indicated Alarm On time Time when the alarm is to be active Alarm Off time Time when the alarm is to end Page 34 m CIRCUTOR Electricity supply quality analyzer QNA P PV Note Ifthe alarm time date is disabled the alarm shall be active every day during the preset time slot If the alarm time is disabled the alarm will be active all the time
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