Full User Guide
Contents
1. 7 FIGURE 2 FUNCTIONAL DISPLAY AREAS iii 8 FIGURE 3 SYSTEM INFORMATION SCREEN c cirie 11 FIGURE 4 SYSTEM SETUP MENU rire iii eee 12 FIGURE 5 TYPICAL NUMERIC DISPLAY i 14 FIGURE 6 TYPICAL HARMONIC SPECTRUM DISPLAY esee 14 FIGURE 7 TYPICAL WAVEFORM DISPLAY iii 14 FIGURE 8 TYPICAL ENERGY DISPLAY i 15 FIGURE 9 EVENT DISPLAY rain ira eek ah ee 15 FIGURE 10 TYPICAL EVENT DISPLAY i 15 FIGURE 11 FEEDER TRANSFORMER ANALYSIS EXAMPLE iii 16 FIGURE 12 CT CONNECTION EXAMPLE iii eee 21 FIGURE 13 PARALLEL CT CONNECTION 21 LIST OF TABLES TABLE 1 PRODUCT VERSIONS rire eee ieri 5 TABLE 2 KEY FUNCTIONS IN DIFFERENT DISPLAY MODES 10 TABLE 3 NEW AND OLD EVENTS ie 15 Elspec Portable Power Quality Analyzer User Manual 1 OVERVIEW 1 1 Introduction The Portable Power Quality Analyzer PPQ 306 is a state of the art device used for handy electrical network analysis The PPQ features Ultra rapid cycle by cycle advanced electrical network analysis Complete network harmonics analysis up to the 63 harmonic High visibility 5 graphic backlit LCD screen Supports virtually all type of clamps Display of neutral voltage and current Comprehensive data logging Feeder transformer analysis2. Graphic display covering harmonics Figure 6 and waveforms Figure 7 gt Text display covering menus system information Figure 3 energy Figure 8 and events Figure 9 5 2 Numeric Display System s Numeric Display consists of three values For each value a large set number is displayed with the current value 1 and ite minimum and maximum 2 The minimum and maximum values are reset whenever the display 3 is changed This parameter includes phase and units indication 3 as well as screen description 4 Use F4 A and F5 to select the next or previous display screen from the Favorites list 20 Li E A Teo 2 mm a km Ane Click F1 PU to display the value in a Per Unit format whereby the full scale of ma 2 sa the parameter is displayed as 100 and the value itself is displayed as a fraction 4 For example 392V in a 400V network will be displayed as 98 392 400 0 98 and Bin e 4 L3 408V will be displayed as 102 408 400 1 02 LIME CURREHTS RECARE Per unit is useful for quick estimating of the parameter comparing to its nominal CARENCIA Vue 5 3 Graphic Display Harmonics Spectrum Figure 6 Typical Harmonic In a typical Harmonic Spectrum Display the Spectrum Display specific harmonic information 1 shows the type phase and number of the amperes volts or in percent angle and Use F4 4 and F5 gt to decrease or harmonic 2 The harmonics are divide
3. L1 N Voltage 12 Voltage L_ L3 N Voltage Neutral Line Spectrum Product Series 3 and up Neutral Voltage L_ Neutral Current L More Power Factor Meters kVAr Phase Meters kVA Phase Meters kW Phase Meters L N Voltage Meters Neutral Conductor Setup Parameters 25 Elspec Portable Power Quality Analyzer User Manual B 2 Three phase DELTA configuration Main Menu Line Currents Line to Line Voltages r Volt Amp Hz Meters I kVA kW PF Meters KVA kW kVAr Meters Energy Meters Product Series 2 and up Monthly totals 15 minute meters I Waveforms Product Series 3 and up H L1 Current HI2 Current HI3 Current t L1 L2 Voltage r L2 L3 Voltage r L3 L1 Voltage More L1 L2 Current L2 L3 Current L3 L1 Current Harmonic Analysis Product Series 2 and up Line Current THD L L Current THD r L L Voltage THD r Line Current Spectrum Product Series 3 and up HIl Current L2 Current L3 Current r L L Current Spectrum Product Series 3 and up 11 12 Current L2 L3 Current L3 L1 Current r L L Voltage Spectrum Product Series 3 and up t L1 L2 Voltage I L2 L3 Voltage L3 L1 Voltage Neutral Line Spectrum Product Series 3 and up H Neutral Voltage L Neutral Current Power Factor Meters kVAr Phase Meters kVA Phase Meters kW Phase Meters L L Current Meters Setup Parame
4. MCCs gt Existing PFC Solution gt Large Loads gt Backup Generators Connection of the PPQ 306 Connect the PPQ 306 at the first connection point Chapter 2 Connection Verify correct connection using chapter 8 Troubleshooting Take Measurements Use the PowerIQ software Chapter 6 to view and collect the data From one side it is always better to collect more data On the other side during fast analysis it is important to log only the necessary information for best performance The two contraries can be combined by performing them one after the other rather than simultaneously Suggested Procedure gt Use Table to brief all parameters in order to verify correct connection and setup gt Close Table before Data Logging for best performance gt Perform All Parameters Data Logging with few seconds resolution gt Perform Volt Amp kVAr Data Logging with Amp and Volt trigger verify best resolution high baud rate no other PowerIQ windows and minimum number of parameters gt Save Harmonic Screen for all parameters including Minimum and Maximums gt Save Waveform Screen for all parameters Repeat for Multiple Conditions Some of the power quality issues happen during normal operation some may occur on particular time of the day or week and some may take place during certain network condition It is good practice to repeat the analysis during multiple conditions such as gt Normal Condition gt Full Loading the best
5. Red L1 Yellow L2 Blue L3 CURRENT INPUTS 5 6 The PPQ 306 support both voltage output e g 100mV mA and current output e g 2000A 5A clamps Voltage output clamps are connected using the BNC connectors 5 and the current output clamps are connected using the Banana Sockets 6 The upper Banana Socket is the positive input and the lower is the negative input The phases are identified using different colors Red L1 Yellow L2 Blue L3 RS 232 7 Connect the RS 232 port to a serial port of a computer For PowerlQ installation and operation see Chapter 6 Elspec Portable Power Quality Analyzer User Manual 3 OPERATION 3 1 Front Panel The front panel of the PPQ is divided into the following functional areas see Figure 2 gt Header showing product type and current time gt Main Display gt Function Keys amp Tags The functions of the controls and indicators in each of these display areas are as described in the subsections below Figure 2 Functional Display Areas Header Main Function Keys Tags Function Keys PPQ 306 Elspec Portable Power Quality Analyzer User Manual 3 2 Function Keys amp Tags General AII PPQ functions are accessible from five function keys at the bottom of the front panel The function of each key changes according to the display mode and the information on the function key tag Three different display modes are available see Chapter 5 gt Numeric
6. Wye 3 phase Delta or single phase L N or L L For network configurations other than Delta skip to step 9 N 8 CT Connection Set up the existing CTs in a Delta configuration Where a CT is not connected its current will be calculated from the other two assuming L1 L2 L3 equals 0 12 Elspec Portable Power Quality Analyzer User Manual 9 Current Inputs Type Select between current output or voltage output clamps Chapter 2 Connection For current output clamps skip to step 14 10 Current Probe Output For voltage output clamps select the full scale of the probe output 11 Probe s Output Signal For voltage output clamps set the ratio of the clamp 12 Current Probe Location Defines whether the measurement is done directly or using existing CTs If direct measurement is selected the installation procedure is finished 13 Auxiliary CT Ratio Defines the CT ratio of installed CTs whose secondary is being measured This is the last step of the installation procedure for voltage output clamps 14 Current Probe Multiplier Set the current probe ratio If you use a 1A CTs set the ratio of the CTs rather than the primary value however this will have an adverse effect on accuracy 13 Elspec Portable Power Quality Analyzer User Manual 5 MONITORING 5 1 Introduction To monitor use system displays as applicable gt Numeric display comprising three large set numbers with their minimum and maximum values Figure 5
7. being measured carries Tip The PPQ may be measuring current is flowing see Figure 12 all phases are similar but they expected ratio or verify that ALL the power typical bad connection is one with two Good Option 1 Good Option 2 parallel transformers or multiple feeders For example in Figure 13 if the CT is set to position A the current will read 50 of the actual value 21 Elspec Portable Power Quality Analyzer User Manual How to measure two parallel transformers There are three ways to measure two parallel transformers Figure 13 Option 1 Install one set of CTs on A and one set on B and connect them to the PPQ 306 using a summation CT Option 2 Install set of CTs on Option 3 Verify that the currents on A and on B are identical then install CTs on either A or B Now set the CT ratio to twice the actual ratio However this option is not recommended since if the current is not identical or if one of the transformers is disconnected the readings will be incorrect The voltage and current readings are OK but the power and the power factor are not Check for a mismatch between the phases of the voltage connections and the CT To fix switch between phases L1 and L3 on either the voltage or the CT but not on both The PPQ displays negative active power Negative active energy indicates that the load supplies energy back to the network If the energy flows to the loa
8. display comprising three large set numbers with minimum and maximum values of the selected measurement gt Graphic display comprising waveforms and harmonics gt Text display comprising menus system information energy and events Table 2 on the next page summarizes the various functions of the keys in each display mode and submode Note that in Energy Display mode key functions are identical to those in Numeric Display mode The Favorites List The PPQ contains a pre defined list of favorite display windows In Numeric Display mode F4 and F5 function as A up and W down keys respectively and serve to scroll up or down on the various favorites screen display options Screen position on the list remains unchanged therefore these keys will always move to the next or previous screen on the Favorites list whether the currently displayed screen was selected from the list or from another menu Elspec Portable Power Quality Analyzer User Manual Numeric Displays the value as a fraction of its nominal value Graphic Opens the System Information screen HeLP Displays a short help text for the specific screen where available Opens the System Information screen Numeric Activates the Installation Procedure Graphic Activates the Installation Procedure CANCEL Cancels the last operation and returns to the previous state CLOSE Closes the current window and returns to the previous one Moves back one step in a setup procedure
9. is to schedule the audit to the busiest period gt Large Motor Startups for example large motors which starts once a week gt With and Without Existing Capacitors including step by step for resonance detection 19 Elspec Portable Power Quality Analyzer User Manual Continue to Next Connection Point Disconnect the PPQ 306 and continue to the next connection point The next connection can be either planned or new point due to the measured data For example one of the loads causes power quality issue and need to be monitored separately 20 Elspec Portable Power Quality Analyzer User Manual 8 TROUBLESHOOTING The secret to troubleshooting is to examine the evidence you have gain as much information as you can and eliminate the possibilities one by one In most cases the source of the problem will soon become clear See common problems and solutions below The PPQ doesn t power up Make sure that the PPQ is connected to power supply is functional The PPQ displays a zero 1 Check the CTs connections Figure 12 CT Connection Example the power supply and that the external current reading 2 Confirm the CTs type page 7 3 Verify the PPQ setup for the 4 Make sure that the cable or the current the edge of the bus bar where no The current RMS readings of are different from those BEigui 18 24 Check for improper setting of the CT input is surrounded by the CTs A clamps type bus bar
10. on L1 L2 line and 33 on L1 L3 and L3 L2 lines resulting in 1267A on the L1 L2 line and the transformer is overloaded by 10 Elspec s unique L to L current and power algorithm displays this information enabling maximum network monitoring Figure 11 Feeder Transformer Analysis Example 16 Elspec Portable Power Quality Analyzer User Manual 6 POWERIQ SOFTWARE 6 1 General The PowerIQ software is an application running under Microsoft Windows providing a graphical user interface for ELSPEC products Minimum requirements are Pentium 166 MHz or higher with minimum of 32 MB of memory 50 MB of free space on the hard disk and Microsoft Windows 98 or higher with TCP IP installed Larger disk space is required for data logging For best performance use Pentium III 800 MHz or higher with 128 MB of memory and Microsoft Windows XP Professional 6 2 Installation To install PowerIQ follow the procedure below 1 PowerIQ uses Windows TCP IP If your system does not have the TCP IP installed see Windows Help under TCP IP protocol installing to install 2 If you have another version of PowerIQ installed on your computer reboot the computer before starting the installation procedure 3 Insert the installation CD ROM into the CD ROM drive 4 Click Start and select submenu Run 5 6 Type D SETUP then click OK Replace D with your CD ROM drive letter Follow installation p
11. Compliance monitoring of international power quality standards 1024 KB of flash memory User friendly PC software PowerIQ Menu driven operation VV VV ON ON ON V VV ON WV Lightweight and rugged weather proof case gt Easy connection configuration and use This manual describes connection and operation procedures of the PPQ 1 2 Product Versions This manual includes all existing system functionality Additional functions may be included in future versions and earlier versions may not have all functionality Table 1 summarizes the existing versions Item Latest Version PPQ 306 Firmware 3 2 0 PPQ 306 Boot Loader 1 5 PowerIQ Software 2 6 0 Table 1 Product Versions Elspec Portable Power Quality Analyzer User Manual 1 3 Safety Precautions Before working with the PPQ 306 please read this User Manual carefully The manufacturer will not be responsible for any misuse The following general safety guidelines apply to PPQ 306 connection and operation When performing any operation with the PPQ 306 always observe these safety precautions gt v v VV V The instructions contained in this manual are intended for qualified personnel only To avoid personal injury do not perform any activity other than as contained herein unless you are qualified to do so Before connecting cables to the PPQ verify that the mains supply is disconnected To prevent shock or fire hazard do not expose the PPQ to rain or
12. ENTER NEXT SELECT or CLOSE All these functions are basically similar serving to accept the information entered ENTER will open a submenu and select a menu item In the Installation procedure NEXT will accept the data entered and move to the next screen SELECT will toggle between selected inputs see CT Polarity screen and CLOSE will accept data and close the screen UP amp DOWN Functions Use F4 and F5 to activate the A up and W down functions for and W functions in the reading modes see Favorites List In data entry windows A up will increase the value by one while W down will decrease it by one Hold down to change the value in steps of 10 In all other windows A up will move the selection bar one line up and W down will move it one line down System Information Use F1 info to open the System Information screen as shown in Figure 3 with information as listed below Figure 3 System Information Screen POWER QUALITY ANALYZER Hodel PPREBE Serial Humber 404E45452 Firmware ler 3 2 8 Firmware CODE Ares Loader Wer 1 5 close ENTER tm Model PPQ model type Serial Number PPQ serial number Firmware Ver Firmware internal software version Firmware Code Firmware built code Loader Ver The version of the firmware loader used for initial firmware booting and for firmware upgrading Communication Communication protocols Elcom Select this option to open a Communication
13. ESPEC SPEC w North America The PORTABLE POWER QUALITY ANALYZER Connection Operation and Troubleshooting November 2003 Revision 01 Elspec Engineering Ltd Elspec North America Inc While all care has been taken to ensure that the information contained in this publication is correct no responsibility can be accepted for any inaccuracy We reserve the right to alter or modify the information contained herein at any time in the light of technical or other developments Technical specifications are valid under normal operating conditions only We do not accept any responsibility for any misuse of the product and cannot be held liable for indirect or consequential damages PPQ USERMAN 112003 1 500 West South Street Freeport IL 61032 815 266 4210 T 815 266 8910 F www elspecna com Elspec Portable Power Quality Analyzer User Manual TABLE OF CONTENTS Il OVERVIEW rc 5 1 1 INTRODUCTION ica a a ark nt 5 1 2 PRODUCT VERSIONS cee skranken gest 5 1 3 SAFETY PRECAUTIONS 4 eee te eee ee ET Ebr eee 6 2 CONNECTION paesino Co be eR Ue er eg aae ev Re scenario 7 3 OPERATION rat lille 8 3 1 ERONTPANE Ecol 8 3 2 FUNCTION KEYS amp TAGS 9 4 PROGRAMMING reincarnazione 12 4 1 GENERAL Fee o Five 12 4 2 SETUP PARAMETERS dt 12 4 3 INSTALLATION PROCEDURE i 12 5 MONITORING 5
14. Graphic Opens system s Main Menu ENTER Opens the selected item CLOSE Closes the current window and returns to the previous one Next Accepts the value entered and moves to the next step in a setup procedure Numeric Da preve sete O i reno ne e nome ne O gt emmenmereememmenm 0000 EX Moves the selection one line down Table 2 Key Functions in Different Display Modes Numeric Graphic D D D D D x x x x x ct ct ct ct ct Numeric Opens system s Main Menu 10 Elspec Portable Power Quality Analyzer User Manual Menu Key System s Main Menu serves both to select display screens and to program the system To open use F3 in one of the reading display modes See full menu description in Appendix B Menu operations are effected through key functions as listed below HELP Function Use F1 to activate the HELP function where a help screen is available for the menu displayed Where no help screen is available this key is disabled CANCEL amp BACK Functions Use F2 to activate the CANCEL or the BACK functions CANCEL will close the menu and return to the previous display mode while BACK will close the current submenu and return to the previous one Note that in either case all changes made will be ignored SETUP Function In all measurement display modes use F2 to activate the Installation Procedure Paragraph 4 3 ENTER NEXT SELECT amp CLOSE Functions Use F3 to
15. Information screen displaying current baud rate protocol and communication statistics Events Total number of logged events Select this option to display more details of the events 11 Elspec Portable Power Quality Analyzer User Manual 4 PROGRAMMING 4 1 General Figure 4 System Setup Menu Disrlas Contrast Bisrlas Refresh Rate Clear Event history Clear Energy history Installation EACK ENTER dm The PPQ 306 programming includes discrete parameters and Installation procedure The Installation procedure is a complete procedure designed to set up the PPQ 306 and together with the discrete parameters manage its setup To initiate the Setup programming Menu first open the Main Menu then select More and Setup Parameters gt gt System s Setup Menu will be displayed as shown in Figure 4 The Installation Procedure can be run either from this menu or using the F2 key 4 2 Setup Parameters Display Contrast Set this parameter to adjust the display contrast Contrast is affected by the ambient temperature lighting condition viewing angle and user preferences Display Refresh Rate The PPQ measures all the data once per cycle and displays an average over several cycles for easier reading Set this parameter to adjust the number of cycles to be used in averaging Note that the minimum and maximum values are checked for every cycle regardless of the refresh value Clear Event
16. L12 L23 L31 Avg Voltage THD L to N L1 L2 L3 Avg N Voltage THD L to L L12 L23 L31 Avg Currents HARMONICS L to N L1 L2 L3 Avg N Currents HARMONICS L to L L12 L23 L31 Avg Voltage HARMONICS L to N L1 L2 L3 Avg N Voltage HARMONICS L to L L12 L23 L31 Avg Currents WAVEFORM L to N L1 L2 L3 Avg N Currents WAVEFORM L to L L12 L23 L31 Avg Voltage WAVEFORM L to N L1 L2 L3 Avg N Voltage WAVEFORM L to L L12 L23 L31 Avg Notes Accuracy is in digit THD Total Harmonic Distortion 24 Elspec Portable Power Quality Analyzer User Manual APPENDIX B DETAILED MENU DESCRIPTION B 1 Three phase WYE configuration Line Currents Line to Line Voltages Volt Amp Hz Meters kVA kW PF Meters kVA kW kVAr Meters Energy Meters Product Series 2 and up Monthly totals minute meters Waveforms Product Series 3 and up 11 Current L2 Current Current 11 12 Voltage lb 12 13 Voltage L3 L1 Voltage L more L1 N Voltage L2 N Voltage L3 N Voltage Neutral Voltage Neutral Current Harmonic Analysis Product Series 2 and up Line Current THD L L Voltage THD L N Voltage THD Line Current Spectrum Product Series 3 and up le 11 Current 12 Current L 13 Current L L Voltage Spectrum Product Series 3 and up L1 L2 Voltage 12 13 Voltage L_ 13 11 voltage L N Voltage Spectrum Product Series 3 and up
17. d the connection of one or more of the CTs is reversed To fix change the CT polarity 22 Elspec APPENDIX A SPECIFICATIONS LCD Display Size LCD Display Resolution LCD Display Type Ambient Temperature Storage Temperature Computer Software Input Channels Dimensions closed Weight w o accessories Power Supply Direct Voltage Measurement EMC Compatibility Safety Standards Communication Power Consumption Harmonic Analysis 94x76 mm Graphic 160x128 pixels Black White FSTN LED backlight 20 C 55 C 25 C 65 C PowerIQ Professional included 10 4xVoltage Channels 3xCurrent Inputs 5A 3xCurrent Inputs MA mV 270 x 246 x 123 mm WxDxH 1 9 kg 100 240V 0 2A 50 60Hz 347 600 VAC Max EN61000 4 2 3 4 5 ENV50204 ENV50141 EN61010 1 EN50439 1 Elcom Elspec s Protocol 3 VA 1 through 63 23 Portable Power Quality Analyzer User Manual Elspec Portable Power Quality Analyzer User Manual Measured Parameters Frequency Current per Phase L1 L2 L3 Avg Current Neutral N Current L to L Transformer L12 L23 L31 Avg Volts L to L L12 L23 L31 Avg Volts L to N L1 L2 L3 Avg Volts Neutral Real Power kW L2 L3 Sum Reactive Power kVAr L2 L3 Sum Apparent Power kVA L2 L3 Sum Power Factor L2 L3 Sum Time of Use TOU Real Energy kWh Reactive Energy KVARh Energy Modes in out net total Currents THD L to N L1 L2 L3 Avg N Currents THD L to L
18. d through 31 harmonic and 32 through automatically according to the number of when the cursor is on the 31 harmonic 32 harmonic and display the 32 through harmonic as well as its level in frequency increase the number of the displayed into two separated displays 1 62 The displays are switched the selected harmonic For example click F5 gt to move the cursor to the 62 harmonics Waveform Display The Waveform Display includes a cursor 1 position 2 waveform type 3 and lower addition specific waveform information 5 the waveform as well as its RMS value THD Use F4 4 and F5 gt to change cursor and the waveform value at this and upper peak values 4 In shows the type phase and number of and angle of cursor position VOLTL H Li 229 48 Rio 1 1 THD EEE position 14 Elspec 5 4 Text display General Portable Power Quality Analyzer User Manual System s Text Display comprises menus system information energy and events See detailed menu descriptions in Appendix B and System Information on page 11 Energy Display The Energy Display comprises 15 minute showing the previous period total 15 accumulated since the start of last period and reactive energy kVAr for both information is stored in the flash memory software can retrieve the information for Time Of Use Events The number of New Events which were on the System Information screen When F
19. e gt Power Factor gt Harmonics Voltage Current gt Voltage Sags amp Swells gt Spikes Transients gt Flickering Low Power Quality Implications gt Downtime gt Product Quality gt Energy Losses gt Service Utilization gt Maintenance Costs Major Sources for PQ Problems gt Voltage Converters e g DC Drives Frequency Converters UPS Power Supplies LV and MV Capacitors Switching Harmonics Variable Loads e g Welders Motor Startup Cranes Service Utilization most PQ events occur and peak demand Backup Generators Long Lines Utility Company and Neighbors VV VV ON V 18 Elspec Portable Power Quality Analyzer User Manual 7 3 Measurement Procedure The measurement procedure includes the following steps gt Studying the Site gt Identifying the Connection Points gt Connection of the PPQ 306 gt Taking Measurements gt Repeating for Multiple Conditions gt Continuing to Next Connection Point Study the Site The first of step of successful analysis is getting to know the site using but not only the following gt 1 line diagram Potential Problematic Loads Existing PFC Solution Power Quality History PFC and Others Local Utility Regulations Electricity Bill value and components gt Other Raised Issues and Objectives VV VV WV Identify Connection Points Normally analysis is done in more than one connection point Typical connection points are gt Main Switchboard gt Major
20. een nas vien od aane Pa sizione 14 5 1 INTRODUCTION i 14 5 2 NUMERIC DISPLAY 14 5 3 GRAPHIC DISPLAY iii 14 54 LEXTPDISPLAY stria ottani 15 5 5 FEEDER TRANSFORMER ANALYSIS L TO L CURRENTS 16 6 POWERIQ SOFTWARE sssssssssssssssssssssssssnscsssssssnsscssescsnscsssssssnsssssnsssnseses 17 6 1 GENERA E tesen a lt 17 6 2 INSTALLATION i 17 6 3 OPERATION L cine 17 6 4 HELP SYSTEM seinen terere 17 7 NETWORK ANALYSIS ooo eoo poor soa See eno Pana eee so eo nu enne o eua e Ro sioe re Sea 18 7 1 GENERAT Saeed in 18 7 2 POWER QUALITY ideen 18 7 3 MEASUREMENT PROCEDURE esee enne enne eene ener nn 19 8 TROUBLESHOOTING ee ee eee eerte eee en nost ense setae eese eaae ense seen ae 21 APPENDIX A SPECIFICATIONS cccsssssssssssssscsscccccsssssccseccsssssssseeceseees 23 APPENDIX DETAILED MENU DESCRIPTION eere eere nnne 25 B 1 THREE PHASE WYE CONFIGURATION 25 B 2 THREE PHASE DELTA CONFIGURATION 26 B 3 SINGLE PHASE CONFIGURATION ii 26 Elspec Portable Power Quality Analyzer User Manual LIST OF FIGURES FIGURE 1 PPQ 306 OVERVIEW ener
21. history Select this option to entirely delete the Event log Clear Energy history Select this option to delete the data accumulated by the Energy Meters The meters will show zero readings and start accumulating data from the time they were cleared Installation Use this option to invoke the Installation Procedure 4 3 Installation Procedure The PPQ 306 installation is done using the Installation procedure which leads you through all parameter setups required and helps you install the unit quickly and easily To install follow these steps 1 Welcome Screen The Welcome Screen will open to remind you to read this manual before installation 2 Date amp Time Setting In this field select Modify the above The system will prompt you to set the year month day hour and minute 3 Network Type Select low voltage network LV or medium high voltage MV HV Nominal Voltage Set system s nominal voltage In a three phase system the voltage is line to line For network type LV and nominal voltage less than 500V skip to step 6 5 PT Secondary Set the secondary rating of the step down transformer Where the primary of the PT transformer is other than the nominal voltage set the PT secondary to a value where the ratio between the PT primary to the actual PT secondary will equal the ratio of nominal to programmed PT secondary 6 Nominal Current Set the measured network nominal current Network Configuration Select 3 phase
22. igure 9 opens displaying the number are events that were not displayed yet on Selecting New Events will open the most Old Events will open the most recent event is not necessarily the most recent event s information includes event description of the event and whether it is scroll to the previous or next recorded its old new status After an event is and the next time it is displayed it will be The entire Event log is downloadable icon to a PC for easy reading sorting Figure 8 Typical Energy Display SKUAFA Carr 95 4k UArA A m mm i Select a category end Press ENTER to view starting from the last event in the list ENTER de W Figure 10 Typical Event Display EVENT 5 16661 24 11 2003 63180115 BAG Power On use a meters and monthly totals each minutes or month and the value The values include active energy kWh incoming and outgoing energy The every 15 minutes and the PowerIQ easy display and calculation of not displayed on the screen is displayed selected Summary of Events window of New and Old events New events the PPQ recent event that is new while selecting event that is old The most recent new event as explained in Table 3 Each number code date time short new or old Use F4 A and F5 W to event by numerical order regardless of displayed its status is changed to old i
23. moisture Avoid making unauthorized modifications to the PPQ Always operate the PPQ within the specified power tolerances The output of current transformers may be affected by high voltage due to cutout on the secondary coil Throughout connection and operation check all transformer outputs for connection to loads and perform the procedure systematically as specified Failure to comply with this instruction may result in life threatening situations To use and operate the PPQ follow the specifications of this manual strictly The manufacturer will not be responsible for any damage or injury resulting from equipment misuse and or unsafe work practices Elspec Portable Power Quality Analyzer User Manual 2 CONNECTION Figure 1 shows general overview of the PPQ 306 It includes connectors the main display and softkeys This chapter describes the connection procedure of all connectors Figure 1 PPQ 306 Overview The connection shall be done in the following order in brackets the connectors number in Figure 1 GND 1 Connection to protective earth DC 6V 2 Power supply input 6V 1A DC Voltage Connect the power supply to electricity outlet and then connect it to the PPQ VOLTAGE INPUTS 3 4 Connection of the measured voltages In delta networks there is no need to connect the neutral MP 3 In single phase networks connect either L1 and N MP or L1 and L2 The phases are identified using different colors
24. ndicated as such through PowerIQ software Events and filtering Step Operation Events 1 3 events are logged Events 1 to 3 are new Selecting New Events Event 3 is displayed and changed its status to old Pressing Close Events 1 amp 2 are new total 2 new and 3 is old total 1 Selecting New Events Event 2 is displayed although it is older than 3 Table 3 New and Old Events 15 Elspec Portable Power Quality Analyzer User Manual 5 5 Feeder Transformer Analysis L to L Currents When the system is configured as a Delta network it displays the L to L current and power in addition to the line currents and total power The system measures the line current from the CTs and calculates the current and power inside the feeder transformer or generator In completely balanced networks the internal currents are 1 3 of the line currents In many cases the network is not balanced and the internal currents are different from these expected This can be explained with the following hypothetical example Figure 11 A transformer designed for a maximum current per phase of 2000A therefore each internal line is designed for a maximum of 1155A 2000 V3 The network includes only one phase to phase load of 1900A between phases L1 and L2 and nothing on L3 The transformer appears incorrectly to have a 95 load 1900 2000 The currents are divided into 67
25. rogram instructions as they appear on the screen 6 3 Operation The software includes an application toolbar and client applications The application toolbar also serves as a communication server for the clients and for other computers in the network version The server collects all the data requests from all clients and delivers the required information to all the clients As many clients may be opened simultaneously as required whether of different or of the same type All clients are accessible through the PowerIQ Main Taskbar To activate select Start Programs PowerIQ PowerIQ 6 4 Help System For additional information on PowerIQ seek PowerIQ on line help To access on line help do one of the following 1 Use F1 to open the Help system for the specific function 2 Select Help from the PowerIQ Main Taskbar 3 Select Start Programs PowerIQ Help 17 Elspec Portable Power Quality Analyzer User Manual 7 NETWORK ANALYSIS 7 1 General This chapter includes network power quality analysis procedure guidelines It is not intended to cover all power quality issues and it is given as general idea only It includes the measurement procedure For more involved engineering analysis please contact Elspec 7 2 Power Quality What is Power Quality Power Quality incorporates all issues concerning distorted power including the voltage and the current waves The most common Power Quality issues ar
26. ters B 3 Single Phase configuration Main Menu Volt Amp Hz Meters I KVA kW kVAr Meters THDv THDi Hz Meters Voltage Waveform Product Series 3 and up Current Waveform Voltage Spectrum H Current Spectrum Energy Meters Product Series 2 and up Monthly totals 15 minute meters Setup Parameters 26 Elspec North America Headquarters 500 West South Street 1 815 266 4210 Tel Freeport IL 61032 1 815 266 8910 Fax USA www elspecna com
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