Arcteq AQ-C213 Instruction Manual Download Page 301

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Figure. 7.1 - 176. The AQ-C213 variant with digital input and output modules.

Q-C213

-C213

Instruction manual

Version: 2.04

300

Summary of Contents for AQ-C213

Page 1: ...AQ C213 Capacitor bank protection IED Instruction manual ...

Page 2: ...49OL 98 5 3 2 2 Capacitor bank current unbalance protection Iuc 46C 102 5 3 3 Non directional overcurrent protection I 50 51 106 5 3 4 Non directional earth fault protection I0 50N 51N 112 5 3 5 Negative sequence overcurrent phase current reversal current unbalance protection I2 46 46R 46L 117 5 3 6 Harmonic overcurrent protection Ih 50H 51H 68H 122 5 3 7 Circuit breaker failure protection CBFP 50...

Page 3: ...13 8 4 Voltage measurement module 314 8 5 Digital input module optional 315 8 6 Digital output module optional 317 8 7 Arc protection module optional 318 8 8 RTD input module optional 319 8 9 Serial RS 232 communication module optional 320 8 10 LC 100 Mbps Ethernet communication module optional 322 8 11 Double ST 100 Mbps Ethernet communication module optional 323 8 12 Double RJ 45 10 100 Mbps Eth...

Page 4: ...requency protection f 81O 81U 346 9 2 1 11 Line thermal overload protection TF 49F 347 9 2 1 12 Overpower P 32O underpower P 32U and reverse power Pr 32R protection 347 9 2 1 13 Non directional undercurrent protection I 37 348 9 2 1 14 Arc fault protection IArc I0Arc 50Arc 50NArc optional 349 9 2 2 Control functions 349 9 2 2 1 Setting group selection 349 9 2 2 2 Object control and monitoring 350 ...

Page 5: ...y or extend the warranty obligations of the manufacturer Arcteq Relays Ltd The manufacturer expressly disclaims any and all liability for any damages and or losses caused due to a failure to comply with the instructions contained herein or caused by persons who do not fulfil the aforementioned requirements Furthermore the manufacturer shall not be liable for possible errors in this document Please...

Page 7: ...le drawing with function block diagram and application example with wiring First manual version for this IED type Revision 2 01 Date 6 11 2019 Changes Added description for LED test and button test Complete rewrite of every chapter Improvements to many drawings and formula images Order codes revised Added double ST 100 Mbps Ethernet communication module and Double RJ45 10 100 Mbps Ethernet communi...

Page 8: ...onnection swapped in arc protection card was way wrong before Updated I01 and I02 rated current range Added inches to Dimensions and installation chapter Added raising frames wall mounting bracket combiflex frame to order code Added logical input and logical output function descriptions Additions to Abbreviations chapter Added button test description to Local panel structure chapter Added Fault re...

Page 9: ... Table 1 2 2 Version 1 revision notes Revision 1 00 Date 9 11 2018 Changes The first revision for AQ C213 IED Revision 1 01 Date 13 2 2019 Changes HMI Display technical data added A AQ Q C213 C213 Instruction manual Version 2 04 8 ...

Page 10: ...dule CTS Current transformer supervision DG Distributed generation DHCP Dynamic Host Configuration Protocol DI Digital input DO Digital output DOL Direct on line DR Disturbance recorder DT Definite time FF Fundamental frequency FFT Fast Fourier transform FTP File Transfer Protocol GI General interrogation HMI Human machine interface HR Holding register HV High voltage HW Hardware IDMT Inverse defi...

Page 11: ...me Protocol RMS Root mean square RSTP Rapid Spanning Tree Protocol RTD Resistance temperature detector RTU Remote terminal unit SCADA Supervisory control and data acquisition SG Setting group SOTF Switch on to fault SW Software THD Total harmonic distortion TRMS True root mean square VT Voltage transformer VTM Voltage transformer module VTS Voltage transformer supervision A AQ Q C213 C213 Instruct...

Page 12: ...and the software determines the available functions There are up to three 3 option card slots available for additional I O or communication cards for more comprehensive monitoring and control applications This manual describes the specific application of the AQ C213 capacitor bank protection IED For other AQ 200 series products please consult their respective device manuals A AQ Q C213 C213 Instru...

Page 13: ...nfigurable 2 Sixteen 16 freely configurable LEDs with programmable legend texts 3 Three 3 object control buttons Choose the controllable object with the Ctrl Ctrl button and control the breaker or other object with the I I and O O buttons 4 The L R L R button switches between the local and the remote control modes 5 Eight 8 buttons for IED local programming the four navigation arrows and the E Ent...

Page 14: ...ght be different if you have changed the view with AQtivate s Carousel Designer tool Figure 4 2 1 2 Basic navigation general The Home Home button switches between the quick display carousel and the main display with the six 6 main configuration menus General Protection Control Communication Measurements and Monitoring Note that the available menus vary depending on the device type You can select o...

Page 15: ...e 4 2 2 3 Main configuration menus 4 3 General menu The General main menu is divided into two submenus the Device info tab presents the information of the device while the Function comments tab allows you to view all comments you have added to the functions Figure 4 3 4 General menu structure A AQ Q C213 C213 Instruction manual Version 2 04 14 ...

Page 16: ...nted on the sticker located on the side of the unit Time synchronization source 0 Internal 1 External NTP 2 External Serial 3 IRIG B 0 Internal If an external clock time synchronization source is available the type is defined with this parameter In the internal mode there is no external Timesync source IRIG B requires a serial fiber communication option card Enable stage forcing 0 Disabled 1 Enabl...

Page 17: ...ult view If set to 0 s this feature is not in use LED test 0 1 Activated 0 When activated all LEDs are lit up LEDs with multiple possible colors blink each color Reset latches 0 1 Reset 0 Resets the latched signals in the logic and the matrix When a reset command is given the parameter automatically returns back to Measurement recorder 0 Disabled 1 Enabled 0 Disabled Enables the measurement record...

Page 18: ...es the Stage activation submenu as well as the submenus for all the various protection functions categorized under the following modules Arc protection Current Voltage Frequency Sequence and Supporting see the image below The available functions depend on the device type in use A AQ Q C213 C213 Instruction manual Version 2 04 17 ...

Page 19: ...ting function is disabled by default When you activate one of the stages its activated menu appears in the stage specific submenu For example the I overcurrent protection stage can be found in the Current module whereas the U undervoltage protection stage can be found in the Voltage module Figure 4 4 9 Submenus for Stage activation A AQ Q C213 C213 Instruction manual Version 2 04 18 ...

Page 20: ...of activated current stages through the Current module and selects the I stage for further inspection Figure 4 4 10 Accessing the submenu of an individual activated stage Each protection stage and supporting function has five sections in their stage submenus Info Settings Registers I O and Events Figure 4 4 11 Info The Info section offers many details concerning the function and its status A AQ Q ...

Page 21: ...Active settings displays the setting group that is currently in use and its settings other setting groups can be set in the Settings section While the function is activated and disabled in the Stage activation submenu you can disable the function through the Info section Function mode at the top of the section Figure 4 4 12 Settings The stage settings vary depending on which protection function th...

Page 22: ...pecific fault data There are twelve 12 registers and each of them includes data like the pre fault value the fault value the time stamp and the active group during the trigger Data included in the register depend on the protection function You can clear the the operation register by choosing Clear registers Clear General event register stores the event generated by the stage These general event re...

Page 23: ...e LEDs If the stage is blocked internally DI or another signal you can configure an output to indicate the stage that is blocked A connection to an output can be either latched x or non latched x Blocking input control allows you to block stages The blocking can be done by using any of the following digital inputs logical inputs or outputs the START TRIP or BLOCKED information of another protectio...

Page 24: ...to event history which can be accessed in the Events view in the user view section 4 5 Control menu Main menu The Control main menu includes submenus see the image above for enabling the various control functions and objects Controls enabled for enabling and controlling the setting groups Setting groups for configuring the objects Objects for setting the various control functions Control functions...

Page 25: ...Objects submenu see the section Objects below for more information Setting groups Figure 4 5 17 Setting groups submenu The Setting groups submenu displays all the information related to setting group changing such as the following A Activ ctive se e set tting gr ting group oup displays the current active setting group SG1 SG8 F For orce se ce set tting gr ting group change oup change this setting ...

Page 26: ...into the event history Setting group 1 SG1 has the highest priority while Setting group 8 SG8 has the lowest priority Setting groups can be controlled with pulses or with both pulses and static signals see the image below Figure 4 5 18 Example of setting group SG changing Objects Figure 4 5 19 Objects submenu Each activated object is visible in the Objects submenu By default all objects are disabl...

Page 27: ...ct cart are 1 A Additional sta dditional stat tus inf us informa ormation tion gives feedback from the object on whether the opening and closing are allowed or blocked whether the object is ready and whether the synchronization status is ok Use synchr Use synchrocheck ocheck and Use Ob Use Object r ject read eady y closing the object is forbidden when the sides are not synchronized or when the obj...

Page 28: ...and pulse length defines the maximum length of Open and Close commands If the status has changed before the maximum pulse length has elapsed the pulse is cut short Contr Control t ol termina ermination timeout tion timeout If the status of the object does not change during the set time an Open Close request failed event is recorded After the set delay if the controlled object does not respond acco...

Page 29: ...tput relays as well as to user configurable LEDs A connection to an output can be either latched x or non latched x Object blocking is done in the Blocking input control subsection It can be done by any of the following digital inputs logical inputs or outputs object status information as well as stage starts trips or blocks Figure 4 5 22 Registers section A AQ Q C213 C213 Instruction manual Versi...

Page 30: ...nts are masked off You can activate the desired events by masking them x Please remember to save your maskings by confirming the changes with the check mark icon If you want to cancel the changes select the strike through circle to do so Only masked events are recorded to the event history which can be accessed in the Events view in the user view section Control functions Once a control function h...

Page 31: ...nitored magnitude between Peak to peak TRMS or RMS the default is RMS the available magnitudes depend on the function Sta Statistics tistics indicates the number of function starts trips and blocks can be cleared through Clear statistics Clear Mea Measur surements ements displays the measurements carried out by the function A Activ ctive se e set ttings tings displays the setting group that is cur...

Page 32: ...ing tool Stored in the Registers section you can find both Operation event register and General event register Operation event register stores the function s specific operation data There are twelve 12 registers and each of them includes data like the pre fault value the fault value the time stamp and the active group during the trigger Data included in the register depend on the control function ...

Page 33: ...Ds If the stage is blocked internally by a digital input or another signal you can configure an output to indicate the stage that is blocked A connection to an output can be either latched x or non latched x Blocking input control allows you to block stages The blocking can be done by using any of the following digital inputs logical inputs or outputs the START TRIP or BLOCKED information of anoth...

Page 34: ...history which can be accessed in the Events view in the user view section Device I O Figure 4 5 30 Device I O submenu The Device I O submenu is divided into the following nine sections Digital inputs Digital outputs mA Outputs LED settings Device I O matrix Programmable control switch Programmable Mimic Indicator Logic signals and GOOSE matrix Please note that digital inputs logic outputs protecti...

Page 35: ...measured peak value The activation time of an input is 5 10 ms The release time with DC is 5 10 ms while with AC it is less than 25 ms The first three digital inputs don t have activation and release threshold voltage settings as these have already been defined when the unit was ordered Digital input statuses can be checked from the corresponding subsection Digital input status The Digital input d...

Page 36: ...ut output selection lists NO NOTE TE An NC signal goes to the default position NO if the relay loses the auxiliary voltage or if the system is fully reset However an NC signal does not open during voltage or during System full reset An NC output signal does not open during a Communication or Protection reset Figure 4 5 33 LED settings section The LED settings section allows you to modify the indiv...

Page 37: ...latched signal stays active until the triggering signal deactivates and the latched function is manually cleared You can clear latched signals by entering the mimic display and the pressing the Back Back button on the panel Figure 4 5 35 Programmable control switch section Programmable control switches PCSs are switches that can be used to control signals while in the mimic view These signals can ...

Page 38: ...0 or 1 64 GOOSE input signal status bits the status of a bit is either 0 or 1 64 quality bits for GOOSE input signals the status of a bit is either 0 or 1 Logical input signals can be used when building a logic with the AQtivate setting tool The status of a logical input signal can be changed either from the mimic or through SCADA By default logical inputs use Hold mode in which the status changes...

Page 39: ...tputs have both ON and OFF events and they can be masked on when necessary they are masked off by default NO NOTE TE Please refer to the System integration chapter for a more detailed description of the use of logical signals 4 6 Communication menu The Communication main menu includes four submenus Connections Protocols General IO and Realtime signals to Comm All devices can be configured through ...

Page 40: ...basic settings of RS 485 port in the back panel of the unit Bitrate displays the bitrate of the RS 485 serial communication interface 9600 bps as standard although can be changed to 19 200 bps or 38 400 bps if an external device supports the faster speed Databits Parity and Stopbits these can be set according the connected external devices Protocol by default the device does not have any serial pr...

Page 41: ...ynchronization over Ethernet and can be used simultaneously with the ethernet based communication protocols IEC 61850 Ethernet based communication protocol Modbus TCP Ethernet communication protocol Modbus RTU Serial communication protocol IEC103 Serial communication protocol IEC101 104 The standards IEC 60870 5 101 and IEC 60870 5 104 are closely related On the physical layer the IEC 101 protocol...

Page 42: ...e transformers is defined in the Transformers submenu while the system nominal frequency is specified in the Frequency submenu Other submenus are mainly for monitoring purposes Transformers Figure 4 7 41 Transformers section Transformers menu is used for setting up the measurement settings of available current transformer modules or voltage transformer modules Some unit types have more than one CT...

Page 43: ...alues are also determined in the CT module submenu Sometimes a mistake in the wiring can cause the polarity to be changed in such cases you can invert the polarity of each phase current individually The CT module submenu also displays additional information such as CT scaling factors and per unit scaling factors Frequency Figure 4 7 43 Frequency submenu A AQ Q C213 C213 Instruction manual Version ...

Page 44: ...e Current measurement submenu has been divided into four sections Phase currents Residual currents Sequence currents and Harmonics Phase currents and Residual currents have been further divided into four subsections Per unit currents Primary currents Secondary currents and Phase angle and they display the RMS TRMS and peak to peak values amplitude and power THD values as well as the angle of each ...

Page 45: ...ues of per unit and secondary voltages as well as phase angles Sequence voltages displays the per unit primary and secondary voltages as well as phase angles and it calculates the positive negative and neutral sequence voltages System voltages displays primary voltage magnitudes and primary voltage angles Harmonics displays harmonics up to the 31st harmonic for all four voltages U1 U2 U3 U4 each c...

Page 46: ...the settings by which the power and energy calculations are made In the settings you can also activate and then set the parameters for the Energy dose counter mode Power measurements displays all three phase powers as well as the powers of individual phases Energy measurements displays the three phase energy as well as the energies of the individual phases Impedance calculations Figure 4 7 47 Impe...

Page 47: ...ctances both primary and secondary of the positive sequence as well as its primary and secondary impedances and the impedance angle Phasors Figure 4 7 48 Phasors submenu The Phasors submenu holds the vector displays for voltages and currents as well as the various calculated components the IED may have e g power impedance Phasors are helpful when solving incorrect wiring issues 4 8 Monitoring menu...

Page 48: ...ns submenu see the section Monitor functions below for more information Monitor functions Figure 4 8 51 Monitor function view Configuring monitor functions is very similar to configuring protection and control stages They too have the five sections that display information Info set the parameters Settings show the inputs and outputs I O and present the events and registers Events and Registers A A...

Page 49: ...lays the number of recordings currently in the disturbance recorder s memory Recorder trigger shows which signals or other states has been selected to trigger the recording digital input logical input or output signals of a stage object position etc by default nothing triggers the recorder Recording length displays the length of a single recording and can be set between 0 1 1800 seconds Recording ...

Page 50: ...correctly without problems If you see something out of the ordinary in the Device diagnostics submenu and cannot reset it please contact the closest representative of the manufacturer or the manufacturer of the device itself 4 9 Configuring user levels and their passwords As a factory default no user level is locked with a password in an IED In order to activate the different user levels click the...

Page 51: ...l whose password is being changed must be unlocked As mentioned above the access level of the different user levels is indicated by the number of stars The required access level to change a parameter is indicated with a star symbol if such is required As a general rule the access levels are divided as follows User Can view any menus and settings but cannot change any settings nor operate breakers ...

Page 52: ...ions signal descriptions etc and can operate breakers and other equipment Super user Can change any setting and can operate breakers and other equipment NO NOTE TE Any user level with a password automatically locks itself after half an hour 30 minutes of inactivity A AQ Q C213 C213 Instruction manual Version 2 04 51 ...

Page 53: ...age protection UV 4 U U U U 27 Undervoltage protection NOV 4 U0 U0 U0 U0 59N Neutral overvoltage protection CUB 4 I2 I2 I2 I2 46 46R 46L Negative sequence overcurrent phase current reversal current unbalance protection VUB 4 U1 U2 U1 U2 U1 U2 U1 U2 47 27P 59PN Sequence voltage protection HOC 4 Ih Ih Ih Ih 50H 51H 68H Harmonic overcurrent protection TOLF 1 TF 49F Line thermal overload protection VM...

Page 54: ... recorder THD Total harmonic distortion MR Measurement recorder VREC Measurement value recorder 5 2 Measurements 5 2 1 Current measurement and scaling The current measurement module CT module or CTM is used for measuring the currents from current transformers The measured values are processed into the measurement database and they are used by measurement and protection functions It is essential to...

Page 55: ...forms according to its ratios This current is measured by the protection relay NOM NOM The nominal primary current of the protected object For the measurements to be correct the user needs to ensure that the measurement signals are connected to the correct inputs that the current direction is connected to the correct polarity and that the scaling is set according to the nominal values of the curre...

Page 56: ...ratings for phase current transformers are 10 A 12 5 A 15 A 20 A 25 A 30 A 40 A 50 A 60 A and 75 A as well as their decimal multiples while the secondary current ratings are 1 A and 5 A Other non standard ratings can be directly connected as the scaling settings are flexible and have large ranges For example the ring core current transformer ratings may vary Ring core current transformers are comm...

Page 57: ...ormer scalings to CT nominal Once the setting have been sent to the device relay calculates the scaling factors and displays them for the user The CT scaling factor P S describes the ratio between the primary current and the secondary current The per unit scaling factors Ipu scaling for both primary and secondary values are also displayed in this case they are the set primary and secondary current...

Page 58: ...pter The phase current CTs are connected to the module via a Holmgren summing connection which requires the use of coarse residual current measurement settings the I01 CT settings are set according to the phase current CTs ratings 100 5 A Figure 5 2 1 58 Residual I01 CT scaling coarse The ring core CT is connected to the CTM directly which requires the use of sensitive residual current measurement...

Page 59: ...hat the per unit system in the relay is scaled either to the CT nominal or to the object nominal making the settings input straightforward Example of zero sequence CT scaling Zero sequence CT scaling ZCT scaling is done when a zero sequence CT instead of a ring core CT is part of the measurement connection In such a case the zero sequence CT should be connected to the I02 channel which has lower C...

Page 60: ...The measured current amplitude in all phases does not match the injected current The scaling settings may be wrong check that the settings match with the connected current transformer Measurement Transformers Phase CT scaling Also check that the Scale meas to In is set accordingly If possible check the actual CTs and their ratings as there may have been a need to change the original plan The measu...

Page 61: ...ngs go to Measurement Phasors and check the Phase current vectors diagram When all connections are correct the diagram symmetric feeding should look like this See the following tables for the most common problems with phase polarity and network rotation mixed phases The following image presents the most common problems with phase polarity Problems with phase polarity are easy to find because the v...

Page 62: ...phases These problems can be difficult to find because the measurement result is always the same in the relay If two phases are mixed together the network rotation always follows the pattern IL1 IL3 IL2 and the measured negative sequence current is therefore always 1 00 in p u A AQ Q C213 C213 Instruction manual Version 2 04 61 ...

Page 63: ...rds the line IL2 Polarity 0 1 Invert 0 The selection of the second current measurement channel s IL2 polarity direction The default setting is for the positive current to flow from connector 3 to connector 4 with the secondary currents starpoint pointing towards the line IL3 Polarity 0 1 Invert 0 The selection of the third current measurement channel s IL3 polarity direction The default setting is...

Page 64: ... current to flow from connector 9 to connector 10 CT scaling factor P S A relay feedback value the calculated scaling factor that is the ratio between the primary current and the secondary current Measurements The following measurements are available in the measured current channels Table 5 2 1 11 Per unit phase current measurements Name Unit Range Step Description Phase current ILx Pha curr ILx I...

Page 65: ...current I0x P P curr I0x In 0 00 500 00 0 01 The peak to peak current measurement in p u from the residual current channel I01 or I02 Table 5 2 1 16 Primary residual current measurements Name Unit Range Step Description Primary residual current I0x Pri Res curr I0x A 0 00 1 000 000 00 0 01 The primary RMS current measurement from the residual current channel I01 or I02 Primary calculated I0 Pri ca...

Page 66: ...01 The primary measurement from the calculated negative sequence current Primary zero sequence current Pri Zero sequence curr A 0 00 1 000 000 00 0 01 The primary measurement from the calculated zero sequence current Table 5 2 1 21 Secondary sequence current measurements Name Unit Range Step Description Secondary positive sequence current Sec Positive sequence curr A 0 00 300 00 0 01 The secondary...

Page 67: ...monic from the current input ILx or I0x 5 2 2 Voltage measurements and scaling The voltage measurement module VT module or VTM is used for measuring the voltages from voltage transformers The measured values are processed into the measurement database and they are used by measurement and protection functions It is essential to understand the concept of voltage measurements to be able to get correc...

Page 68: ...easurement inputs It also shows the VT ratings In the figure below two line to line voltages are connected along with the zero sequence voltage therefore the 2LN U0 mode must be selected Other possible connections are presented later in this chapter Figure 5 2 2 66 Connections The following table presents the initial data of the connection Table 5 2 2 24 Initial data P Pha hase v se volta oltage V...

Page 69: ...and the secondary voltage The per unit scaling factors VT scaling factor p u for both primary and secondary values are also displayed The triggering of a voltage protection stage can be based on one two or three voltages the Pick up terms setting at Protection Voltage protection stage menu Settings Fault loops are either line to line or line to neutral according to the Measured magnitude setting A...

Page 70: ...or two line to line and the zero sequence voltage measurements and the third one is for the two line to line open delta and the zero sequence voltage measurement Figure 5 2 2 69 Example connections for 3LN voltage measurement Figure 5 2 2 70 Example connections for 2LL U0 voltage measurement A AQ Q C213 C213 Instruction manual Version 2 04 69 ...

Page 71: ... as the value of U0 is measured and known The voltage measurement channel U3 can also be used to measure the zero sequence voltage U0 when the 2LL U0 or 1LL U0 mode is selected The image collection below presents the relay s behavior when nominal voltage is injected into the relay via secondary test equipment while the relay is measuring line to neutral voltages the mode is 3LN The VT scaling has ...

Page 72: ...tude does not match one of the measured phases The calculated U0 is measured even though it should not Check the wiring connections between the injection device or the VTs and the relay The measured voltage amplitudes are OK but the angles are strange The voltage unbalance protection trips immediately after activation The earth fault protection trips immediately after it is activated and voltage c...

Page 73: ...econdary nominal voltage of the connected U0 VT This setting is visible for all modes except 3LN U1 Polarity 0 1 Invert 0 The selection of the first voltage measurement channel s U1 polarity direction The default setting is for the positive voltage to flow from connector 1 to connector 2 with the secondary voltage s starpoint pointing towards the line U2 Polarity 0 1 Invert 0 The selection of the ...

Page 74: ...p to 31st measurement in p u from each of the phase current channels Table 5 2 2 27 Secondary voltage measurements Name Unit Range Step Description Secondary voltage Ux Ux Volt sec V 0 00 500 0 0 01 The secondary RMS voltage measurement from each of the phase current channels Secondary voltage Ux TRMS UxVolt TRMS sec V 0 00 500 0 0 01 The secondary TRMS current inc harmonics up to 31st measurement...

Page 75: ...ositive sequence voltage angle Pos seq Volt Angle deg 0 00 360 0 0 01 The calculated positive sequence voltage angle Negative sequence voltage angle Neg seq Volt Angle deg 0 00 360 0 0 01 The calculated negative sequence voltage angle Zero sequence voltage angle Zero seq Volt Angle deg 0 00 360 0 0 01 The calculated zero sequence voltage angle Table 5 2 2 33 Primary voltage measurements Name Unit ...

Page 76: ...or Perc 0 Percent 1 Absolute 0 Percent Defines whether the harmonics are calculated as percentages or absolute values Harmonics display 0 Per unit 1 Primary V 2 Secondary V 0 Per unit Defines how the harmonics are displayed in p u values as primary voltage values or as secondary voltage values Maximum harmonics value UxMaxH V 0 00 100000 00 0 01 Displays the maximum harmonics value of the selected...

Page 77: ...ode and the line to line voltage mode with U0 connected and measured Figure 5 2 3 74 Three phase power S calculation Figure 5 2 3 75 Three phase active power P calculation In these equations phi φ is the angle difference between voltage and current Figure 5 2 3 76 Three phase reactive power Q calculation Active power can be to the forward or the reverse direction The direction of active power can ...

Page 78: ...y line t to line v o line volta oltages a ges av vailable ailable If the line to line voltages are measured but the zero sequence voltage is not measured or is not otherwise known the three phase power calculation is based on Aron s theorem Both cos φ and tan φ are calculated in the same way as in the line to neutral mode Troubleshooting Check the Troubleshooting section in chapters Current measur...

Page 79: ...ev Ind 4 Q4 Fwd Cap 0 Undefined Indicates what the power PQ quadrant is at that moment VA Quadrant 0 Undefined 1 Q1 Fwd Cap AV 2 Q2 Rev Ind AV 3 Q3 Rev Cap VA 4 Q4 Fwd Ind VA 0 Undefined Indicates what the power VA quadrant is at that moment Reset energy calculators Reset 3ph Energies 0 1 Reset 0 Resets the memory of the three phase energy calculators Goes automatically back to the state after the...

Page 80: ...ut settings Name Range Step Default Description DC 1 4 Pulse out OUT1 OUTx None selected The selection of the controlled physical outputs Power measurements The following power calculations are available when the voltage and the current cards are available Table 5 2 3 39 Three phase power calculations Name Unit Range Step Description 3PH Apparent power S kVA 1x106 1x106 0 01 The total three phase ...

Page 81: ...95 904 00 0 01 The sum of imported and exported active energy Exported Q while Export P kVarh or MVarh 999 999 995 904 00 999 999 995 904 00 0 01 The total amount of exported reactive energy while active power is exported Imported Q while Export P kVarh or MVarh 999 999 995 904 00 999 999 995 904 00 0 01 Total amount of imported reactive energy while active energy is exported Reactive energy Q bal...

Page 82: ...rh 1x109 1x109 0 01 The exported reactive energy of the phase while active energy is imported Imported Q while Import P Lx kVarh or MVarh 1x109 1x109 0 01 The imported reactive energy of the phase while active energy is imported Reactive energy Q balance while Import P Lx kVarh or MVarh 1x109 1x109 0 01 The sum of the phase s imported and exported reactive energy while active energy is imported Ap...

Page 83: ...2 Q L2 Q 3 94 Mvar L3 Q L3 Q 1 06 Mvar 3P 3PH Q H Q 0 01 Mvar L1 T L1 Tan an 1 00 L2 T L2 Tan an 0 83 L3 T L3 Tan an 0 11 3P 3PH T H Tan an 0 00 L1 Cos L1 Cos 0 71 L2 Cos L2 Cos 0 77 L3 Cos L3 Cos 0 99 3P 3PH Cos H Cos 0 87 Voltages line to line Currents UL12 100 00 V 30 00 IL1 2 5 A 0 00 UL23 100 00 V 90 00 IL2 2 5 A 120 00 IL3 2 5 A 120 00 Name Values 3PH S 20 00 MVA A AQ Q C213 C213 Instruction...

Page 84: ... error of over 5 The figures also show that when the frequency is tracked and the sampling is adjusted according to the detected system frequency the measurement accuracy has an approximate error of 0 1 0 2 error in the whole frequency range AQ 200 series devices have a measurement accuracy that is independent of the system frequency This has been achieved by adjusting the sample rate of the measu...

Page 85: ...e Sampling mode setting has been set to Fixed Tracked system frequency 0 000 75 000Hz 0 001Hz Displays the rough measured system frequency Sampling frequency in use 0 000 75 000Hz 0 001Hz Displays the tracking frequency that is in use at that moment Frequency reference 1 0 None 1 CT1IL1 2 CT2IL1 3 VT1U1 4 VT2U1 1 CT1IL1 The first reference source for frequency tracking Frequency reference 2 0 None...

Page 86: ...the tracked frequency in Channel C Alg f fast 0 000 75 000Hz 0 001Hz Frequency measurement built from tracked frequencies and U4 voltage channel samples Alg f avg 0 000 75 000Hz 0 001Hz Averaged frequency measurement built from tracked frequencies and U4 voltage channel samples System measured frequency 0 One f measured 1 Two f measured 2 Three f measured Displays the amount of frequencies that ar...

Page 87: ...e basic structure is composed of analog measurement values being compared to the pick up values and operating time characteristics The protection function is run in a completely digital environment with a protection CPU microprocessor which also processes the analog signals transformed into the digital form A AQ Q C213 C213 Instruction manual Version 2 04 86 ...

Page 88: ...lute or percentage value before the function takes action The function constantly calculates the ratio between the pick up parameter set by the user and the measured magnitude Xm The reset ratio of 97 is built into the function and is always relative to the Xset value If a function s pick up characteristics vary from this description they are defined in the function section in the manual Figure 5 ...

Page 89: ...ng of the function causes an HMI display event and a time stamped blocking event with information of the startup current values and its fault type to be issued The blocking signal can also be tested in the commissioning phase by a software switch signal when the relay s common and global testing mode is activated The variables users can set are binary signals from the system The blocking signal ne...

Page 90: ...e delay type for the time counter The selection is made between dependent IDMT and independent DT characteristics Definite min operating time delay 0 000 1800 000s 0 005s 0 040s When the Delay type parameter is set to DT this parameter acts as the expected operating time for the protection function When set to 0 s the stage operates instantaneously without any additional delay When the parameter i...

Page 91: ...cs Additionally the Param option allows the tuning of the constants A B and C which then allows the setting of characteristics following the same formula as the IEEE curves mentioned here This setting is active and visible when the Delay type parameter is set to IDMT and the Delay curve series parameter is set to IEEE Time dial setting k 0 01 25 00s 0 01s 0 05s Defines the time dial multiplier set...

Page 92: ...ercurrent stages The setting parameters and their ranges are documented in the chapters of the respective function blocks Table 5 3 1 46 Inverse operating time formulas for nonstandard characteristics RI type RD type Used to get time grading with mechanical relays Mostly used in earth fault protection which grants selective tripping even in non directional protection t Operating delay s k Time dia...

Page 93: ...r the duration of the timer Op Time calculation reset after release time 0 No 1 Yes 1 Yes Operating timer resetting characteristics selection When active the operating time counter is reset after a set release time if the pick up element is not activated during this time When disabled the operating time counter is reset directly after the pick up element is reset Continue time calculation during r...

Page 94: ... 83 Delayed pick up release delay counter is reset at signal drop off Figure 5 3 1 84 Delayed pick up release delay counter value is held during the release time A AQ Q C213 C213 Instruction manual Version 2 04 93 ...

Page 95: ...ons manually without injecting any current into the relay with stage forcing To enable Stage forcing set the Enable stage forcing to ENABLED in the General menu After this it is possible to control the status of a protection function Normal Start Trip Blocked etc in the Info page of the function NO NOTE TE When Stage forcing is enabled protection functions will also change state through user input...

Page 96: ...rtant subject in the design of capacitor banks The fuse design affects the unit s failure mode and influences the design of the bank protection The capacitor unit can be externally or internally fused An external fuse protects each capacitor unit whereas an internal fuse protects each individual capacitor element inside the capacitor unit When a capacitor element failure occurs in an internally fu...

Page 97: ...s rated at line to line voltage With only one series group of units unbalance detection is not required for protection Some larger banks use an H configuration in each phase with a current transformer connecting the two legs to compare the current down each leg When a capacitor fuse operates some current flows through the current transformer This arrangement is used in large banks with many capaci...

Page 98: ...that harmonic voltages and currents can influence the operation of the unbalance relay unless a power frequency band pass or other appropriate filtering is provided A About the r bout the rela elay opera y operating time ting time The time delay of the unbalance relay trip should be minimized to reduce damage from an arcing fault within the bank s structure as well as to prevent the remaining capa...

Page 99: ...me DT mode and inverse definite minimum time IDMT mode The IDMT operation supports both IEC and ANSI standard time delays as well as custom parameters The function includes CT saturation checking which allows the function to start and operate accurately during CT saturation The operational logic consists of the following input magnitude selection input magnitude processing saturation check thresho...

Page 100: ...L2RMS RMS measurement of phase L2 B current 5ms IL3RMS RMS measurement of phase L3 C current 5ms IL1TRMS TRMS measurement of phase L1 A current 5ms IL2TRMS TRMS measurement of phase L2 B current 5ms IL3TRMS TRMS measurement of phase L3 C current 5ms IL1PP Peak to peak measurement of phase L1 A current 5ms IL2PP Peak to peak measurement of phase L2 B current 5ms IL3PP Peak to peak measurement of ph...

Page 101: ...cking option which is applied according to the parameters set by the user If the blocking signal is not activated when the pick up element activates a START signal is generated and the function proceeds to the time characteristics calculation Table 5 3 2 1 51 Internal inrush harmonic blocking settings Name Range Step Default Description Inrush harmonic blocking internal only trip 0 No 1 Yes 0 No E...

Page 102: ...etting is only visible when the Point 1 9 2 10 characteristics setting is set to Two point steps or Two point interpolate IDMT Const B 1 9 2 10 0 01 25 00 0 01 1 00 Defines the IDMT constant B Note that this setting is only visible when the Point 1 9 2 10 characteristics setting is set to Two point steps or Two point interpolate IDMT Const C 1 9 2 10 0 01 25 00 0 01 1 00 Defines the IDMT constant ...

Page 103: ...ter content Table 5 3 2 1 53 Register content Date and time Event code Fault type Trigger current Fault current Pre fault current Trip time remaining Used SG dd mm yyyy hh mm ss mss 12736 12805 Descr L1 E L1 L2 L3 Start average current Trip 20 ms averages Start 200 ms averages 0 1800 s Setting group 1 8 active 5 3 2 2 Capacitor bank current unbalance protection Iuc 46C The capacitor bank current u...

Page 104: ...ALARM START ALARM START TRIP and BLOCKED signals which can be used for direct I O controlling and user logic programming The function generates general time stamped ON OFF events to the common event buffer from each of the five 5 output signals In the instant operating mode the function outputs START and TRIP events simultaneously with an equivalent time stamp The time stamp resolution is 1 ms The...

Page 105: ...fines the pick up setting for the trip Definite time delay alarm 0 000 1 800 00s 0 005s 0 04s Defines the definite time delay for the ALARM signal Definite time delay trip 0 000 1 800 00s 0 005s 0 04s Defines the definite time delay for the TRIP signal The pick up activation of the function is not directly equal to the START signal generation of the function The START signal is allowed if the bloc...

Page 106: ...evice minimum of 5 ms before the set operating delay has passed in order for the blocking to activate in time Events and registers The capacitor bank current unbalance protection function abbreviated UCP in event block names generates events and registers from the status changes in ALARM START ALARM START TRIP BLOCKED and HARMONIC BLOCK The user can select which event messages are stored in the ma...

Page 107: ...perate on instant or time delayed mode In time delayed mode the operation can be selected between definite time DT mode and inverse definite minimum time IDMT mode The IDMT operation supports both IEC and ANSI standard time delays as well as custom parameters The function includes CT saturation checking which allows the function to start and operate accurately during CT saturation The operational ...

Page 108: ... RMS measurement of phase L2 B current 5ms IL3RMS RMS measurement of phase L3 C current 5ms IL1TRMS TRMS measurement of phase L1 A current 5ms IL2TRMS TRMS measurement of phase L2 B current 5ms IL3TRMS TRMS measurement of phase L3 C current 5ms IL1PP Peak to peak measurement of phase L1 A current 5ms IL2PP Peak to peak measurement of phase L2 B current 5ms IL3PP Peak to peak measurement of phase L...

Page 109: ...ers the pick up operation of the function Table 5 3 3 61 Pick up settings Name Description Range Step Default Iset Pick up setting 0 10 50 00 In 0 01 In 1 20 In The pick up activation of the function is not directly equal to the START signal generation of the function The START signal is allowed if the blocking condition is not active Read only parameters The relay s Info page displays useful real...

Page 110: ... harmonic blocking If the blocking signal is active when the pick up element activates a BLOCKED signal is generated and the function does not process the situation further If the START function has been activated before the blocking signal it resets and the release time characteristics are processed similarly to when the pick up signal is reset The blocking of the function causes an HMI display e...

Page 111: ...rip ON 1293 20 NOC1 13 Phase A Trip OFF 1294 20 NOC1 14 Phase B Trip ON 1295 20 NOC1 15 Phase B Trip OFF 1296 20 NOC1 16 Phase C Trip ON 1297 20 NOC1 17 Phase C Trip OFF 1344 21 NOC2 0 Start ON 1345 21 NOC2 1 Start OFF 1346 21 NOC2 2 Trip ON 1347 21 NOC2 3 Trip OFF 1348 21 NOC2 4 Block ON 1349 21 NOC2 5 Block OFF 1350 21 NOC2 6 Phase A Start ON 1351 21 NOC2 7 Phase A Start OFF 1352 21 NOC2 8 Phase...

Page 112: ...B Trip ON 1423 22 NOC3 15 Phase B Trip OFF 1424 22 NOC3 16 Phase C Trip ON 1425 22 NOC3 17 Phase C Trip OFF 1472 23 NOC4 0 Start ON 1473 23 NOC4 1 Start OFF 1474 23 NOC4 2 Trip ON 1475 23 NOC4 3 Trip OFF 1476 23 NOC4 4 Block ON 1477 23 NOC4 5 Block OFF 1478 23 NOC4 6 Phase A Start ON 1479 23 NOC4 7 Phase A Start OFF 1480 23 NOC4 8 Phase B Start ON 1481 23 NOC4 9 Phase B Start OFF 1482 23 NOC4 10 P...

Page 113: ...ange function parameters while the function is running The outputs of the function are the START TRIP and BLOCKED signals The non directional earth fault function uses a total of eight 8 separate setting groups which can be selected from one common source The function can operate on instant or time delayed mode In the time delayed mode the operation can be selected for definite time DT or for inve...

Page 114: ...1TRMS TRMS measurement of coarse residual current measurement input I01 5 ms I01PP Peak to peak measurement of coarse residual current measurement input I01 5 ms I02RMS RMS measurement of sensitive residual current measurement input I02 5 ms I02TRMS TRMS measurement of coarse sensitive current measurement input I02 5 ms I02PP Peak to peak measurement of sensitive residual current measurement input...

Page 115: ...68 Pick up settings Name Description Range Step Default I0set Pick up setting 0 0001 40 00 In 0 0001 In 1 20 In The pick up activation of the function is not directly equal to the START signal generation of the function The START signal is allowed if the blocking condition is not active Read only parameters The relay s Info page displays useful real time information on the state of the protection ...

Page 116: ...t activates a BLOCKED signal is generated and the function does not process the situation further If the START function has been activated before the blocking signal it resets and processes the release time characteristics similarly to when the pick up signal is reset The blocking of the function causes an HMI display event and a time stamped blocking event with information of the startup current ...

Page 117: ... 29 NEF4 0 Start ON 1857 29 NEF4 1 Start OFF 1858 29 NEF4 2 Trip ON 1859 29 NEF4 3 Trip OFF 1860 29 NEF4 4 Block ON 1861 29 NEF4 5 Block OFF The function registers its operation into the last twelve 12 time stamped registers The register of the function records the ON event process data for START TRIP or BLOCKED The table below presents the structure of the function s register content Table 5 3 4 ...

Page 118: ...unning The outputs of the function are the START TRIP and BLOCKED signals The current unbalance function uses a total of eight 8 separate setting groups which can be selected from one common source The function can operate on instant or time delayed mode In time delayed mode the operation can be selected between definite time DT or inverse definite minimum time IDMT The IDMT operation supports bot...

Page 119: ...t magnitude 5 ms I2 Negative sequence current magnitude 5 ms IZ Zero sequence current magnitude 5 ms I1 ANG Positive sequence current angle 5 ms I2 ANG Negative sequence current angle 5 ms IZ ANG Zero sequence current angle 5 ms IL1RMS Phase L1 A measured RMS current 5 ms IL2RMS Phase L2 B measured RMS current 5 ms IL3RMS Phase L3 C measured RMS current 5 ms General settings The following general ...

Page 120: ...iption I2 condition 0 Normal 1 Start 2 Trip 3 Blocked Displays the status of the protection function Function blocking The block signal is checked in the beginning of each program cycle The blocking signal is received from the blocking matrix in the function s dedicated input If the blocking signal is not activated when the pick up element activates a START signal is generated and the function pro...

Page 121: ... below the iset value and thus the pick up element is active independent time characteristics Inverse definite minimum time IDMT gives the TRIP signal after a time which is in relation to the set pick up value Iset and the measured current Im dependent time characteristics Both IEC and IEEE ANSI standard characteristics as well as user settable parameters are available for the IDMT operation Uniqu...

Page 122: ...er can select the status ON or OFF for messages in the main event buffer The function offers four 4 independent stages the events are segregated for each stage operation The triggering event of the function START TRIP or BLOCKED is recorded with a time stamp and with process data values Table 5 3 5 76 Event codes Event Number Event channel Event block name Event Code Description 2048 32 CUB1 0 Sta...

Page 123: ...f the function during normal operation i e the user or user defined logic can change function parameters while the function is running The outputs of the function are the START TRIP and BLOCKED signals The non directional harmonic overcurrent function uses a total of eight 8 separate setting groups which can be selected from one common source The function can operate on instant or time delayed mod...

Page 124: ...figure presents a simplified function block diagram of the non directional harmonic overcurrent function Figure 5 3 6 95 Simplified function block diagram of the Ih function Measured input The function block uses analog current measurement values from phase or residual currents Each measurement input of the function block uses RMS values and harmonic components of the selected current input The us...

Page 125: ...FFT The magnitudes RMS of phase L2 B current components Fundamental 2nd harmonic 3rd harmonic 4th harmonic 5th harmonic 6th harmonic 7th harmonic 9th harmonic 11th harmonic 13th harmonic 15th harmonic 17th harmonic 19th harmonic 5 ms IL3FFT The magnitudes RMS of phase L3 C current components Fundamental 2nd harmonic 3rd harmonic 4th harmonic 5th harmonic 6th harmonic 7th harmonic 9th harmonic 11th...

Page 126: ...monic 15th harmonic 17th harmonic 19th harmonic 5 ms The selection of the used AI channel the monitored harmonic and the monitoring type per unit or percentage of fundamental frequency are made with setting parameters In all possible input channel variations the pre fault condition is presented with a 20 ms averaged history value from 20 ms from START or TRIP event General settings The function ca...

Page 127: ...n the selected operating mode controls the pick up of the Ih function This defines the maximum allowed measured current before action from the function The function constantly calculates the ratio between the Ihset per unitor Ih IL and the measured magnitude Im for each of the three phases The reset ratio of 97 is built into the function and is always relative to the Ihset per unit or Ih ILvalue T...

Page 128: ...signal is active when the pick up element activates a BLOCKED signal is generated and the function does not process the situation further If the START function has been activated before the blocking signal it resets and the release time characteristics are processed similarly to when the pick up signal is reset The blocking of the function causes an HMI display event and a time stamped blocking ev...

Page 129: ...39 HOC3 4 Block ON 2501 39 HOC3 5 Block OFF 2560 40 HOC4 0 Start ON 2561 40 HOC4 1 Start OFF 2562 40 HOC4 2 Trip ON 2563 40 HOC4 3 Trip OFF 2564 40 HOC4 4 Block ON 2565 40 HOC4 5 Block OFF The function registers its operation into the last twelve 12 time stamped registers The register of the function records the ON event process data for START TRIP or BLOCKED The table below presents the structure...

Page 130: ...peration i e the user or user defined logic can change function parameters while the function is running The outputs of the function are CBFP START RETRIP CBFP ACT and BLOCKED signals The circuit breaker failure protection function uses a total of eight 8 separate setting groups which can be selected from one common source Additionally the function s operating mode can be changed via setting group...

Page 131: ... 5ms IL3RMS RMS measurement of phase L3 C current 5ms I01RMS RMS measurement of residual input I01 5ms I02RMS RMS measurement of residual input I02 5ms I0Calc Calculated residual current from the phase current inputs 5ms DOIN Monitors digital output relay status 5ms DIIN Monitors digital input status 5ms The selection of the used AI channel is made with a setting parameter In all possible input ch...

Page 132: ...e The setting value is common for all measured phases When the Im exceeds the Iset value in single dual or all phases it triggers the pick up operation of the function Table 5 3 7 86 Operating mode and input signals selection Name Range Step Default Description I0Input 0 Not in use 1 I01 2 I02 3 I0Calc 0 Not in use Selects the residual current monitoring source which can be either from the two sep...

Page 133: ...The variables the user can set are binary signals from the system The blocking signal needs to reach the device minimum of 5 ms before the set operating delay has passed in order for the blocking to activate in time Operating time characteristics The operating timers behavior during a function can be set depending on the application The same pick up signal starts both timers When retrip is used th...

Page 134: ...nt trip coil available The TRIP signal is normally wired to the breaker s trip coil from the device s trip output The retrip is wired from its own device output contact in parallel with the circuit breaker s redundant trip coil The CBFP signal is normally wired from its device output contact to the incomer breaker Below are a few operational cases regarding the various applications A AQ Q C213 C21...

Page 135: ...ection stage is not monitored in this configuration Therefore if the current is not reduced below the setting limit a RETRIP signal is sent to the redundant trip coil If the current is not reduced within the set time limit the function also sends a CBFP signal to the incomer breaker If the primary protection function clears the fault both counters RETRIP and CBFP are reset as soon as the measured ...

Page 136: ...configuration If the current is not reduced below the setting limit or the primary stage tripping signal is not reset a RETRIP signal is sent to the redundant trip coil If the retripping fails and the current is not reduced below the setting limit or the primary stage tripping signal is not reset the function also sends a CBFP signal to the incomer breaker If the primary protection function clears...

Page 137: ...these conditions is met i e the current is above the limit or the signal is active for the duration of the set RETRIP time delay a RETRIP signal is sent to the redundant trip coil If either of the conditions is active for the duration of the set CBFP time delay a CBFP signal is sent to the incomer breaker If the primary protection function clears the fault both counters RETRIP and CBFP are reset a...

Page 138: ...Probably the most common application is when the device s trip output controls the circuit breaker trip coil while one dedicated CBFP contact controls the CBFP function Below are a few operational cases regarding the various applications and settings of the CBFP function A AQ Q C213 C213 Instruction manual Version 2 04 137 ...

Page 139: ...g the set operating time The tripping of the primary protection stage is not monitored in this configuration Therefore if the current is not reduced below the setting limit a CBFP signal is sent to the incomer breaker If the primary protection function clears the fault the counter for CBFP resets as soon as the measured current is below the threshold settings A AQ Q C213 C213 Instruction manual Ve...

Page 140: ...lating the set operating time The tripping of the primary protection stage is constantly monitored in this configuration If the current is not reduced below the setting limit or the primary stage tripping signal is not reset a CBFP signal is sent to the incomer breaker The time delay counter for CBFP is reset as soon as the measured current is below the threshold settings or the tripping signal is...

Page 141: ...elow the setting limit and the primary stage tripping signal is reset If either of these conditions is met i e the current is above the limit or the signal is active for the duration of the set CBFP time delay a CBFP signal is sent to the incomer breaker The time delay counter for CBFP is reset as soon as the measured current is below the threshold settings and the tripping signal is reset This co...

Page 142: ...Device configuration as a dedicated CBFP unit Figure 5 3 7 105 Wiring diagram when the device is configured as a dedicated CBFP unit A AQ Q C213 C213 Instruction manual Version 2 04 141 ...

Page 143: ...current and output relay monitoring can be used The counter for the CBFP signal begins when the digital input is activated If the counter is active until the CBFP counter is used the device issues a CBFP command to the incomer breaker In this application the device tripping signals from all outgoing feeders can be connected to one dedicated CBFP device which operates either on current based protec...

Page 144: ... time delayed overvoltage protection Each relay with a voltage protection module has four 4 available stages of the function U U U U The function constantly measures phase voltage magnitudes or line to line magnitudes Overvoltage protection is based on line to line RMS voltage or to line to neutral RMS voltage as the user selects If the protection is based on line to line voltage overvoltage prote...

Page 145: ...unter for the START TRIP and BLOCKED events The following figure presents a simplified function block diagram of the overvoltage function Figure 5 3 8 107 Simplified function block diagram of the U function Measured input The function block uses analog voltage measurement values The monitored magnitudes are equal to RMS values A 20 ms averaged value of the selected magnitude is used for pre fault ...

Page 146: ... 0 01 25 00 0 01 1 00 The IDMT time multiplier in the Um Uset power This setting is only visible when IDMT is the selected delay type Release time delay 0 000 150 000 s 0 005 s 0 06 s Determines the time allowed between pick ups if the pick up has not led into a trip operation During this time the START signal is held on for the timers if the delayed pick up release is active Delayed pick up relea...

Page 147: ...cle The blocking signal is received from the blocking matrix in the function s dedicated input If the blocking signal is not activated when the pick up element activates a START signal is generated and the function proceeds to the time characteristics calculation If the blocking signal is active when the pick up element activates a BLOCKED signal is generated and the function does not process the ...

Page 148: ...or resetting the time characteristics can be found in the Pick up settings Release time delay Delayed pick up release Operating time calc reset after release time Continue time calculation during release time The user can reset characteristics through the application The default setting is a 60 ms delay the time calculation is held during the release time In the release delay option the operating ...

Page 149: ...F 5634 88 OV4 2 Trip ON 5635 88 OV4 3 Trip OFF 5636 88 OV4 4 Block ON 5637 88 OV4 5 Block OFF The function registers its operation into the last twelve 12 time stamped registers this information is available for all provided instances separately The register of the function records the ON event process data for START TRIP or BLOCKED The table below presents the structure of the function s register...

Page 150: ...s a total of eight 8 separate setting groups which can be selected from one common source The function can operate on instant or time delayed mode In time delayed mode the operation can be selected between definite time DT mode and inverse definite minimum time IDMT The operational logic consists of the following input magnitude selection input magnitude processing threshold comparator two block s...

Page 151: ...t setting parameter controls the pick up of the U function This defines the minimum allowed measured voltage before action from the function The function constantly calculates the ratio between the Uset and the measured magnitude Um for each of the three voltages The reset ratio of 103 is built into the function and is always relative to the Uset value The setting value is common for all measured ...

Page 152: ... relay and its Live Edit mode is active Table 5 3 9 98 Information displayed by the function Name Range Step Description U pick up setting 0 0 1 000 000 0V 0 1V The primary voltage required for tripping The displayed pick up voltage level depends on the pick up setting and the voltage transformer settings U block setting 0 0 1 000 000 0V 0 1V The primary voltage level required for trip blocking If...

Page 153: ...rmation of the startup voltage values and its fault type to be issued The blocking signal can also be tested in the commissioning phase by a software switch signal when the relay s testing mode Enable stage forcing is activated General Device The variables the user can set are binary signals from the system The blocking signal needs to reach the device minimum of 5 ms before the set operating dela...

Page 154: ... Release time delay 0 000 150 000s 0 005s 0 06s Resetting time The time allowed between pick ups if the pick up has not led to a trip operation During this time the START signal is held on for the timers if the delayed pick up release is active Delayed pick up release 1 No 2 Yes 2 Yes Resetting characteristics selection either time delayed or instant after the pick up element is released If activa...

Page 155: ... 2 Trip ON 5699 89 UV1 3 Trip OFF 5700 89 UV1 4 Block ON 5701 89 UV1 5 Block OFF 5702 89 UV1 6 Undervoltage Block ON 5703 89 UV1 7 Undervoltage Block OFF 5760 90 UV2 0 Start ON 5761 90 UV2 1 Start OFF 5762 90 UV2 2 Trip ON 5763 90 UV2 3 Trip OFF 5764 90 UV2 4 Block ON 5765 90 UV2 5 Block OFF 5766 90 UV2 6 Undervoltage Block ON 5767 90 UV2 7 Undervoltage Block OFF 5824 91 UV3 0 Start ON 5825 91 UV3...

Page 156: ...1800s Setting group 1 8 active 5 3 10 Neutral overvoltage protection U0 59N The neutral overvoltage function is used for non directional instant and time delayed earth fault protection Each device with a voltage protection module has four 4 available stages of the function U0 U0 U0 U0 The function constantly measures phase to earth voltage magnitudes and calculates the zero sequence component Neut...

Page 157: ...etting groups which can be selected from one common source The function can operate on instant or time delayed mode In the time delayed mode the operation can be selected for definite time DT or for inverse definite minimum time IDMT the IDMT operation supports both IEC and ANSI standard time delays as well as custom parameters The operational logic consists of the following input magnitude select...

Page 158: ...tering Table 5 3 10 103 Measurement inputs of the U0 function Signal Description Time base U0RMS RMS measurement of voltage U0 V 5ms UL1RMS RMS measurement of voltage UL1 V 5ms UL2RMS RMS measurement of voltage UL2 V 5ms UL3RMS RMS measurement of voltage UL3 V 5ms The selection of the AI channel currently in use is made with a setting parameter In all possible input channel variations the pre faul...

Page 159: ...easured voltage changes during a fault the expected operating time changes accordingly Time remaining to trip 1800 000 1800 000s 0 005s When the function has detected a fault and counts down time towards a trip this displays how much time is left before tripping occurs Umeas Uset at the moment 0 00 1250 00 0 01 The ratio between the measured or calculated neutral voltage and the pick up value Func...

Page 160: ... parameters for operating time characteristics Name Range Step Default Description Delay type 1 DT 2 IDMT 1 DT Selection of the delay type time counter The selection possibilities are dependent IDMT Inverse Definite Minimum Time and independent DT Definite Time characteristics Definite operating time delay 0 000 1800 000s 0 005s 0 040s Definite time operating delay The setting is active and visibl...

Page 161: ...perating time counter calculates the operating time during the release When using this option the function does not trip if the input signal is not re activated while the release time count is on going Events and registers The neutral overvoltage function abbreviated NOV in event block names generates events and registers from the status changes in START TRIP and BLOCKED The user can select which ...

Page 162: ...for instant and time delayed voltage protection It has positive and negative sequence protection for both overvoltage and undervoltage the user selects the needed function Each device with a voltage protection module has four 4 available stages of the function The function constantly measures the RMS value of phase to earth voltage magnitudes or line to line and neutral voltage magnitudes to calcu...

Page 163: ...uit between phases 1 and 3 Negative sequence voltage calculation Below is the formula for symmetric component calculation and therefore to negative sequence voltage calculation In what follows are three examples of negative sequence calculation negative sequence component vector A AQ Q C213 C213 Instruction manual Version 2 04 162 ...

Page 164: ...can operate on instant or time delayed mode In time delayed mode the operation can be selected between definite time DT mode and inverse definite minimum time IDMT The operational logic consists of the following input magnitude selection input magnitude processing threshold comparator block signal check time delay characteristics output processing The inputs for the function are the following oper...

Page 165: ...lso a resettable cumulative counter for the START TRIP and BLOCKED events The following figure presents a simplified function block diagram of the sequence voltage function Figure 5 3 11 120 Simplified function block diagram of the U1 U2 function Measured input The function block uses analog voltage measurement values and always uses RMS values A 20 ms averaged value of the selected magnitude is u...

Page 166: ... operation of the function Table 5 3 11 111 Pick up settings Name Description Range Step Default Pick up terms Selects whether the function picks up when the monitored voltage is under or over the set pick up value Over Under Over Uset Pick up setting 5 00 150 00 Un 0 01 Un 105 Un Ublk Undervoltage blocking visible when the pick up term is Under 0 00 80 00 Un 0 01 Un 5 Un The pick up activation of...

Page 167: ...s how much time is left before tripping occurs Umeas Uset at the moment 0 00 1250 00Um Uset 0 01Um Uset The ratio between the measured voltage and the pick up value Function blocking The block signal is checked in the beginning of each program cycle The blocking signal is received from the blocking matrix in the function s dedicated input If the blocking signal is not activated when the pick up el...

Page 168: ...ristics The IDMT function follows one of the following formulas Where t operating time k time dial setting Um measured voltage Us pick up setting a IDMT multiplier setting The following table presents the setting parameters for the function s time characteristics Table 5 3 11 113 Setting parameters for operating time characteristics Name Range Step Default Description Delay type 1 DT 2 IDMT 1 DT S...

Page 169: ...et The user can reset characteristics through the application The default setting is a 60 ms delay the time calculation is held during the release time In the release delay option the operating time counter calculates the operating time during the release When using this option the function does not trip if the input signal is not re activated while the release time count is on going Events and re...

Page 170: ...nstantly measured by the function The available phase current magnitudes are equal to RMS values The blocking signal and the setting group selection control the operating characteristics of the function during normal operation i e the user or user defined logic can change function parameters while the function is running The outputs of the function are the START TRIP and BLOCKED signals The underc...

Page 171: ...ed measured current before action from the function The function constantly calculates the ratio between the Iset and the measured magnitude Im for each of the three phases The reset ratio of 103 is built into the function and is always relative to the Iset value The setting value is common for all measured phases When the Im exceeds the Iset value in single dual or all phases it triggers the pick...

Page 172: ...are processed similarly to when the pick up signal is reset The blocking of the function causes an HMI display event and a time stamped blocking event with information of the startup current values and its fault type to be issued The blocking signal can also be tested in the commissioning phase by a software switch signal when the relay s testing mode Enable stage forcing is activated General Devi...

Page 173: ...mory uses it is an integral function which tells this function apart from a normal overcurrent function and its operating principle for overload protection applications The thermal image for the function is calculated according to the equation described below Where θt Thermal image status in percentages of the maximum thermal capacity available θt 1 Thermal image status in a previous calculation c...

Page 174: ...itions Weather conditions considering the prevailing conditions in the thermal replica are compensated with the ambient temperature coefficient which is constantly calculated and changing when using RTD sensor for the measurement When the ambient temperature of the protected object is stable it can be set manually e g underground cables The ambient temperature compensation takes into account the s...

Page 175: ...ture presumptions apply the temperature correction factor is 1 0 Figure 5 3 13 124 Ambient temperature coefficient calculation a three point linear approximation and a settable correction curve As can be seen in the diagram above the ambient temperature coefficient is relative to the nominal temperature reference By default the temperature reference is 15 C underground cables which gives the corre...

Page 176: ...t may be informed in a similar manner to the figure above in a datasheet provided by the manufacturer Figure 5 3 13 126 Settings of the function s ambient temperature coefficient curve The temperature and correction factor pairs are set to the function s settable curve A AQ Q C213 C213 Instruction manual Version 2 04 175 ...

Page 177: ...n factor The kSF correction factor is used for non changing corrections its calculation is explained later in this manual Calculating correction factors for a cable or overhead installation requires the consulting of the datasheet for the technical specifications of the used cable This information is usually provided by the cable manufacturer For example cable data may be presented as in the figur...

Page 178: ...oil whose temperature is 15 C The most important parameters for setting a working thermal image are the cable s current and the installation place In addition to the above mentioned current carrying capacity table the manufacturer should also provide data to allow for fine tuning the thermal image Equally important to the ampere temperature values are the presumptive conditions under which the giv...

Page 179: ...conditions manufacturers may give additional information on how to correct the the current carrying capacity to match the changed conditions Below is an example of the correction factors provided a manufacturer Prysmian for correcting the current carrying capacity A AQ Q C213 C213 Instruction manual Version 2 04 178 ...

Page 180: ...Figure 5 3 13 130 Example of correction factors for the current carrying capacity as given by a manufacturer A AQ Q C213 C213 Instruction manual Version 2 04 179 ...

Page 181: ... laying formation is flat Its current carrying capacity is 575 A in 65 C and 680 A in 90 C The reference temperature for ground installation is 15 C Let us calculate an estimation of the time constant τ based on the known one second short circuit current related to In If the manufacturer has not provided the time constant it can be estimated from the maximum permissable short circuit current usual...

Page 182: ...39 C is reached when the cable is loaded with a stable current for time equalling five times the time constant τ This uses approximately 71 of the thermal capacity According to the datasheet this current should set the temperature around 65 C therefore the model overprotects by three degrees A AQ Q C213 C213 Instruction manual Version 2 04 181 ...

Page 183: ...per cable with a cross section of 500 mm2 is installed with no adjacent cables k 1 into a ground consisting of dry gravel and clay k 0 85 and into the depth of 1 5 meters k 0 95 The cable s 1 s permissible short circuit current is 71 4 kA and its insulation is XLPE The cable s screen circuit is open and the laying formation is flat Its current carrying capacity is 575 A in 65 C and 680 A in 90 C T...

Page 184: ...d the cable with the nominal current one can see the actual current carrying capacity of the cable is much lower than in the presumptive conditions A normal loading current can now warm up the cable too much and threaten its withstandability If the kSF had not been set the thermal image would show a temperature of appr 68 C instead of the real temperature of 96 C A AQ Q C213 C213 Instruction manua...

Page 185: ... A current instead of the 680 A current given in the initial data Estimating trip time Calcula Calculat ted e ed eff ffectiv ective nominal curr e nominal current ent IN kSF tambfact INom Where IN calculated effective nominal current kSF the service factor kamb the ambient temperature factor INom the nominal current of the protected device Calcula Calculat ted end hea ed end heating ting A AQ Q C2...

Page 186: ...calculated with the formula above in seconds when replacing the θCalc with the value of the thermal level which from the tripping time is wanted to be calculated in per unit value Function inputs and outputs The blocking signal and the setting group selection control the operating characteristics of the function during normal operation i e the user or user defined logic can change function paramet...

Page 187: ... current measurement values The function block uses TRMS values from the whole harmonic specter of 32 components Table 5 3 13 122 Measurement inputs of the TF function Signal Description Time base IL1 TRMS TRMS measurement of phase L1 A current 5ms IL2 TRMS TRMS measurement of phase L2 B current 5ms IL3 TRMS TRMS measurement of phase L3 C current 5ms RTD Temperature measurement for the ambient cor...

Page 188: ...ll calculate this value This setting is visible if Estimate is selected for the Set or Estimate tau setting kSF service factor 0 01 5 00 0 01 1 00 The service factor which corrects the value of the maximum allowed current according to installation and other conditions varying from the presumptive conditions Cold reset default theta 0 0 150 0 0 1 60 0 The thermal image status in the restart of the ...

Page 189: ...e points for the user settable ambient temperature coefficient curve This setting is visible if Ambient lin or curve is set to Set curve Amb temp k1 k10 0 01 5 00 1 00 0 01 The coefficient value for the temperature reference point The coefficient and temperature reference points must be set as pairs This setting is visible if Ambient lin or curve is set to Set curve Add curvepoint 3 10 0 Not used ...

Page 190: ...ng signal is active when the pick up element activates a BLOCKED signal is generated and the function does not process the situation further If the START function has been activated before the blocking signal it resets and processes the release time characteristics similarly to when the pick up signal is reset The blocking of the function causes an HMI display event and a time stamped blocking eve...

Page 191: ...ing is 1 0 Visible only when there is a setting fault TF Setting alarm 0 Ambient setting ok 1 Inconsistent setting of ambient k Indicates if ambient k setting has been set wrong Visible only when there is a setting fault Table 5 3 13 128 Measurements Name Range Description values Currents 0 Primary A 1 Secondary A 2 Per unit The active phase current measurement from IL1 A IL2 B and IL3 C phases in...

Page 192: ...vents and registers The line thermal overload protection function abbreviated TOLF in event block names generates events and registers from the status changes in TRIP and BLOCKED signals The user can select which event messages are stored in the main event buffer ON OFF or both The events triggered by the function are recorded with a time stamp and with process data values Table 5 3 13 130 Event c...

Page 193: ...by electric load It is important to detect the arc as fast as possible in order to minimize its effects Using arc sensors to detect arc faults is much faster than merely measuring currents and voltages In busbar protection IEDs with normal protection can be too slow to disconnect arcs within a safe time frame For example it may be necessary to delay operation time for hundreds of milliseconds when...

Page 194: ...e In The arc protection card s sensor channel detects pressure ARC Binary input signal The arc protection card s binary input is energized I I0 Arc Ph curr START I I0 Arc Res curr START The measured phase current or the residual current is over the set limit I I0 Arc Ph curr BLOCKED I I0 Arc Res curr BLOCKED The phase current or the residual current measurement is blocked by an input I I0 Arc Zone...

Page 195: ... time stamped ON OFF events to the common event buffer from each of the 26 output signals The time stamp resolution is 1 ms The function also a resettable cumulative counter for the TRIP and BLOCKED events for each zone Example of scheme setting The following examples helps the user better understand how the arc protection function is set In the examples AQ 101 models are used to extend the protec...

Page 196: ...to send overcurrent and master trip signals to the AQ 101 arc protection relays The AQ 100 series units send out test pulses in specific intervals to check the health of the wiring between the AQ 100 series units The parameter I I0 Arc Self supervision test pulse should be activated when connecting the AQ 100 series units to the AQ 200 series arc protection card to prevent the pulses from activati...

Page 197: ...f the channels have a pressure sensing sensor enable it the same way as the regular light sensors If either phase overcurrent or residual overcurrent is needed for the tripping decision they can be enabled in the same way as light sensors in the zone When a current channel is enabled the measured current needs to be above the set current limit in addition to light sensing Measured input Arc protec...

Page 198: ...0arc function is controlled by one of the following the phase current pick up setting the residual current pick up setting or the sensor channels The pick up setting depends on which of these are activated in the zone Table 5 3 14 134 Enabled Zone pick up settings Name Description Range Step Default Phase current pick up The phase current measurement s pick up value in p u 0 05 40 00 x In 0 01 x I...

Page 199: ... zone to trip 0 Disabled 1 Enabled 0 Disabled The pick up activation of the function is not directly equal to the TRIP signal generation of the function The TRIP signal is allowed if the blocking condition is not active Read only parameters The relay s Info page displays useful real time information on the state of the protection function It is accessed either through the relay s HMI display or th...

Page 200: ...blocking to activate in time Events and registers The arc fault protection function abbreviated ARC in event block names generates events and registers from the status changes in START TRIP and BLOCKED The user can select which event messages are stored in the main event buffer ON OFF or both The events triggered by the function are recorded with a time stamp and with process data values Table 5 3...

Page 201: ...71 74 ARC1 35 Channel 3 Pressure OFF 4772 74 ARC1 36 Channel 4 Light ON 4773 74 ARC1 37 Channel 4 Light OFF 4774 74 ARC1 38 Channel 4 Pressure ON 4775 74 ARC1 39 Channel 4 Pressure OFF 4776 74 ARC1 40 DI Signal ON 4777 74 ARC1 41 DI Signal OFF 4778 74 ARC1 42 I I0 Arc Sensor 1 Fault ON 4779 74 ARC1 43 I I0 Arc Sensor 1 Fault OFF 4780 74 ARC1 44 I I0 Arc Sensor 2 Fault ON 4781 74 ARC1 45 I I0 Arc S...

Page 202: ...ammable stage cycle time is 5 ms The pick up delay depends on which analog signal is used as well as its refresh rate typically under a cycle in a 50 Hz system The number of programmable stages to be used is set in the INFO tab When this function has been set as Activated the number of programmable stages can be set anywhere between one 1 and ten 10 depending on how many the application needs In t...

Page 203: ...ssed signal is easier to set although it is also possible to just use the scaling factor of 1 0 and set the desired pick up limit as the primary voltage Similaryly any chosen measurement value can be scaled to the desired form When two or three signals are chosen for comparison an additional signal PSx Magnitude handling setting appears From its drop down menu the user chooses how the signals are ...

Page 204: ... if either of the measured signals fulfills the comparison condition Similarly the user can set up a comparison of three values The table below presents the available modes for a three signal comparison Mode Description 0 Mag1 x Mag2 x Mag3 Multiplies Signals 1 2 and 3 The comparison uses the product of this calculation 1 Max Mag1 Mag2 Mag3 The biggest value of the chosen signals is used in the co...

Page 205: ...ion Each signal has their own pick up setting The image below is an example of setting an analog comparison with three signals The stage will trip if Signal 1 or Signal 2 as well as Signal 3 fulfill the pick up condition The settings for different comparisons are in the setting groups This means that each signal parameter can be changed by changing the setting group A AQ Q C213 C213 Instruction ma...

Page 206: ...set relative pick up value in 20 ms in either direction the comparison condition is fulfilled The condition is not dependent on direction 6 Delta measval C Change o hange ov ver time er time If the measured signal changes more than the set pick up value in 20 ms the comparison condition is fulfilled The condition is dependent on direction 7 Delta abs measval C Change o hange ov ver time er time ab...

Page 207: ...e in p u IL2 19th h IL2 19th harmonic value in p u IL3 Description IL3 ff p u IL3 Fundamental frequency RMS value in p u IL3 2nd h IL3 2nd harmonic value in p u IL3 3rd h IL3 3rd harmonic value in p u IL3 4th h IL3 4th harmonic value in p u IL3 5th h IL3 5th harmonic value in p u IL3 7th h IL3 7th harmonic value in p u IL3 9th h IL3 9th harmonic value in p u IL3 11th h IL3 11th harmonic value in p...

Page 208: ...ic value in p u I02 9th h I02 9th harmonic value in p u I02 11th h I02 11th harmonic value in p u I02 13th h I02 13th harmonic value in p u I02 15th h I02 15th harmonic value in p u I02 17th h I02 17th harmonic value in p u I02 19th h I02 19th harmonic value in p u TRMS Description IL1 TRMS IL1 TRMS value in p u IL2 TRMS IL2 TRMS value in p u IL3 TRMS IL3 TRMS value in p u I01 TRMS I01 TRMS value ...

Page 209: ... to phase voltages Description UL12Mag UL12 Primary voltage V UL23Mag UL23 Primary voltage V UL31Mag UL31 Primary voltage V Phase to neutral voltages Description UL1Mag UL1 Primary voltage V UL2Mag UL2 Primary voltage V UL3Mag UL3 Primary voltage V U0Mag U0 Primary voltage V Angles Description UL12Ang UL12 angle UL23Ang UL23 angle UL31Ang UL31 angle UL1Ang UL1 angle UL2Ang UL2 angle UL3Ang UL3 ang...

Page 210: ...ower L3 P kW QL3 Reactive power L3 Q kVar tanfiL3 Phase active power direction L3 cosfiL3 Phase reactive power direction L3 Impedance and admit Impedance and admittance Z tance ZR RX Y X YGB GB Name Description RL12Pri Resistance R L12 primary Ω XL12Pri Reactance X L12 primary Ω RL23Pri Resistance R L23 primary Ω XL23Pri Reactance X L23 primary Ω RL31Pri Resistance R L31 primary Ω XL31Pri Reactanc...

Page 211: ...XL3Sec Reactance X L3 secondary Ω Z1Pri Impedance Z L1 primary Ω Z2Pri Impedance Z L2 primary Ω Z3Pri Impedance Z L3 primary Ω Z1Sec Impedance Z L1 secondary Ω Z2Sec Impedance Z L2 secondary Ω Z3Sec Impedance Z L3 secondary Ω Z1Angle Impedance Z L1 angle Z2Angle Impedance Z L2 angle Z3Angle Impedance Z L3 angle RSeqPri Positive Resistance R primary Ω XSeqPri Positive Reactance X primary Ω RSeqSec ...

Page 212: ...angle YL2Angle Admittance Y L2 angle YL3Angle Admittance Y L3 angle G0Pri Conductance G0 primary mS B0Pri Susceptance B0 primary mS G0Sec Conductance G0 secondary mS B0Sec Susceptance B0 secondary mS Y0Pri Admittance Y0 primary mS Y0Sec Admittance Y0 secondary mS Y0Angle Admittance Y0 angle Others Others Name Description System f System frequency Ref f1 Reference frequency 1 Ref f2 Reference frequ...

Page 213: ...ription Range Step Default PS Pick up setting Mag calc Pick up magnitude 5 000 000 0000 5 000 000 0000 0 0001 0 01 PS Setting hysteresis Mag Setting hysteresis 0 0000 50 0000 0 0001 3 Definite operating time delay Delay setting 0 000 1800 000s 0 005s 0 04s Release time delays Pick up release delay 0 000 1800 000s 0 005s 0 06s The pick up activation of the function is not directly equal to the STAR...

Page 214: ...nt buffer ON OFF or both The events triggered by the function are recorded with a time stamp and with process data values Table 5 3 15 139 Event codes Event number Event channel Event block name Event code Description 8576 134 PGS1 0 PS1 Start ON 8577 134 PGS1 1 PS1 Start OFF 8578 134 PGS1 2 PS1 Trip ON 8579 134 PGS1 3 PS1 Trip OFF 8580 134 PGS1 4 PS1 Block ON 8581 134 PGS1 5 PS1 Block OFF 8582 13...

Page 215: ... 134 PGS1 40 PS7 Trip ON 8617 134 PGS1 41 PS7 Trip OFF 8618 134 PGS1 42 PS7 Block ON 8619 134 PGS1 43 PS7 Block OFF 8620 134 PGS1 44 PS8 Start ON 8621 134 PGS1 45 PS8 Start OFF 8622 134 PGS1 46 PS8 Trip ON 8623 134 PGS1 47 PS8 Trip OFF 8624 134 PGS1 48 PS8 Block ON 8625 134 PGS1 49 PS8 Block OFF 8626 134 PGS1 50 PS9 Start ON 8627 134 PGS1 51 PS9 Start OFF 8628 134 PGS1 52 PS9 Trip ON 8629 134 PGS1...

Page 216: ...to a few volts or close to nothing In such cases when the measured voltage is absent the fault direction cannot be solved As backup non directional protection can be used for tripping but in such cases the selectivity of the network will reduce However an angle memory for voltage can be used to prevent this from happening An adjustable voltage level with pre fault voltage angles can be used as a r...

Page 217: ...angle and the actual measured phase current angle takes place While voltage memory is used the angle of phase currents drifts approximately one degree for each passing second see the graph below Figure 5 3 16 140 Voltage angle drift The blocking signal for voltage memory can be found among other stage related settings in the tab VT Module 3U 4U 1 The blocking signal is checked in the beginning of ...

Page 218: ...y is between 0 5 1 0 s When the operating time passes and voltage memory is no longer used directional overcurrent and or distance protection goes to the unidirectional mode to secure a safe tripping The memory uses longer operating times when a backup protection is applied e g in distance protection zones are farther away F For orced C ced CT f track T f tracking on VMEM ing on VMEM While fixed f...

Page 219: ...uency tracked from CT OFF 12168 190 M1VT1 8 Using Voltage memory ON 12169 190 M1VT1 9 Using Voltage memory OFF 12170 190 M1VT1 10 Voltage memory blocked ON 12171 190 M1VT1 11 Voltage memory blocked OFF 5 4 Control functions 5 4 1 Setting group selection All relay types support up to eight 8 separate setting groups The Setting group selection function block controls the availability and selection o...

Page 220: ... Force SG change is disabled again Setting groups can be controlled either by pulses or by signal levels The setting group controller block gives setting groups priority values for situations when more than one setting group is controlled at the same time the request from a higher priority setting group is taken into use Setting groups follow a hierarchy in which setting group 1 has the highest pr...

Page 221: ...ically controlled to ON after Force SG is disabled If there are no other controls the last set setting group remains active Force setting group change 0 Disabled 1 Enabled 0 Disabled The selection of whether the setting group forcing is enabled or disabled This setting has to be active before the setting group can be changed remotely or from a local HMI This parameter overrides the local control o...

Page 222: ...not be processed Setting group 6 0 Not active 1 Active 0 Not active The selection of Setting group 6 SG6 Has the third lowest priority input in setting group control Can be controlled with pulses or static signals If static signal control is applied SG7 and SG8 requests will not be processed Setting group 7 0 Not active 1 Active 0 Not active The selection of Setting group 7 SG7 Has the second lowe...

Page 223: ...itoring the state of the Petersen coil connection When the connection is done with one wire the setting group change logic can be applied as shown in the figure above The status of the Petersen coil controls whether Setting group 1 is active If the coil is disconnected Setting group 2 is active This way if the wire is broken for some reason the setting group is always controlled to SG2 A AQ Q C213...

Page 224: ...Figure 5 4 1 145 Setting group control two wire connection from Petersen coil status A AQ Q C213 C213 Instruction manual Version 2 04 223 ...

Page 225: ...itional logic With a two wire connection the state of the Petersen coil can be monitored more securely The additional logic ensures that a single wire loss will not affect the correct setting group selection The application controlled setting group change can also be applied entirely from the relay s internal logics For example the setting group change can be based on the cold load pick up functio...

Page 226: ...e of logics in setting group control One could also have SG2 be the primary SG while the ON signal would be controlled by the higher priority SG1 this way the setting group would automatically return to SG2 after the automatic control is over Events The setting group selection function block abbreviated SGS in event block names generates events from its controlling status its applied input signals...

Page 227: ... Request ON 4187 65 SGS 27 SG7 Request OFF 4188 65 SGS 28 SG8 Request ON 4189 65 SGS 29 SG8 Request OFF 4190 65 SGS 30 Remote Change SG Reqeuest ON 4191 65 SGS 31 Remote Change SG Request OFF 4192 65 SGS 32 Local Change SG Request ON 4193 65 SGS 33 Local Change SG Request OFF 4194 65 SGS 34 Force Change SG ON 4195 65 SGS 35 Force Change SG OFF 4196 65 SGS 36 SG Request Fail Not configured SG ON 41...

Page 228: ...ontrol or by remote control Local manual control can be done by relays front panel HMI or by external push buttons connected to relays digital inputs Manual remote control can be done through one of the various communication protocols available Modbus IEC101 103 104 etc The function supports the modes Direct control and Select before execute while controlled remotely Automatic controlling can be d...

Page 229: ...nds while device is in Local status Object name Objectx The user set name of the object at maximum 32 characters long Object type 0 Withdrawable circuit breaker 1 Circuit breaker 2 Disconnector MC 3 Disconnector GND 1 Circuit breaker The selection of the object type This selection defines the number of required digital inputs for the monitored object This affects the symbol displayed in the HMI an...

Page 230: ...sts 0 232 1 1 Displays the number of successful Close requests Open requests failed 0 232 1 1 Displays the number of failed Open requests Close requests failed 0 232 1 1 Displays the number of failed Close requests Clear statistics 0 1 Clear 0 Clears the request statistics setting them back to zero 0 Automatically returns to after the clearing is finished Table 5 4 2 147 Object types Name Function...

Page 231: ...ted by the user SWx A link to a physical digital input Indicates that status of the monitored object 1 means that the object is ready and the spring is charged for a close command If IEC 61850 is enabled GOOSE signals can be used for status indication Syncrocheck permission Sync Check status In Digital input or other logical signal selected by the user SWx A link to a physical digital input or a s...

Page 232: ...bjectx LOCAL Close control input Digital input or other logical signal selected by the user The local Close command from a physical digital input e g a push button Objectx LOCAL Open control input Digital input or other logical signal selected by the user The local Open command from a physical digital input e g a push button Objectx REMOTE Close control input Digital input or other logical signal ...

Page 233: ...block names generates events and registers from the status changes in monitored signals as well as control command fails and operations The user can select which event messages are stored in the main event buffer ON OFF or both The function registers its operation into the last twelve 12 time stamped registers The events triggered by the function are recorded with a time stamp and with process dat...

Page 234: ...2958 46 OBJ1 14 Close Command ON 2959 46 OBJ1 15 Close Command OFF 2960 46 OBJ1 16 Open Blocked ON 2961 46 OBJ1 17 Open Blocked OFF 2962 46 OBJ1 18 Close Blocked ON 2963 46 OBJ1 19 Close Blocked OFF 2964 46 OBJ1 20 Object Ready 2965 46 OBJ1 21 Object Not Ready 2966 46 OBJ1 22 Sync Ok 2967 46 OBJ1 23 Sync Not Ok 2968 46 OBJ1 24 Open Command Fail 2969 46 OBJ1 25 Close Command Fail 2970 46 OBJ1 26 Fi...

Page 235: ... 47 OBJ2 24 Open Command Fail 3033 47 OBJ2 25 Close Command Fail 3034 47 OBJ2 26 Final trip ON 3035 47 OBJ2 27 Final trip OFF 3072 48 OBJ3 0 Object Intermediate 3073 48 OBJ3 1 Object Open 3074 48 OBJ3 2 Object Close 3075 48 OBJ3 3 Object Bad 3076 48 OBJ3 4 WD Intermediate 3077 48 OBJ3 5 WD Out 3078 48 OBJ3 6 WD In 3079 48 OBJ3 7 WD Bad 3080 48 OBJ3 8 Open Request ON 3081 48 OBJ3 9 Open Request OFF...

Page 236: ...49 OBJ4 7 WD Bad 3144 49 OBJ4 8 Open Request ON 3145 49 OBJ4 9 Open Request OFF 3146 49 OBJ4 10 Open Command ON 3147 49 OBJ4 11 Open Command OFF 3148 49 OBJ4 12 Close Request ON 3149 49 OBJ4 13 Close Request OFF 3150 49 OBJ4 14 Close Command ON 3151 49 OBJ4 15 Close Command OFF 3152 49 OBJ4 16 Open Blocked ON 3153 49 OBJ4 17 Open Blocked OFF 3154 49 OBJ4 18 Close Blocked ON 3155 49 OBJ4 19 Close B...

Page 237: ...Blocked OFF 3220 50 OBJ5 20 Object Ready 3221 50 OBJ5 21 Object Not Ready 3222 50 OBJ5 22 Sync Ok 3223 50 OBJ5 23 Sync Not Ok 3224 50 OBJ5 24 Open Command Fail 3225 50 OBJ5 25 Close Command Fail 3226 50 OBJ5 26 Final trip ON 3227 50 OBJ5 27 Final trip OFF Table 5 4 2 152 Register content Name Description Date and time dd mm yyyy hh mm ss mss Event code 2944 9883 Descr Recorded Object opening time ...

Page 238: ... be changed by the use in the function s setup phase The inputs of the function are the binary status indications The function generates general time stamped ON OFF events to the common event buffer from each of the following signals OPEN CLOSE BAD and INTERMEDIATE event signals The time stamp resolution is 1 ms Settings Function uses available hardware and software digital signal statuses These i...

Page 239: ...659 104 CIN1 3 Bad 6720 105 CIN2 0 Intermediate 6721 105 CIN2 1 Open 6722 105 CIN2 2 Close 6723 105 CIN2 3 Bad 6784 106 CIN3 0 Intermediate 6785 106 CIN3 1 Open 6786 106 CIN3 2 Close 6787 106 CIN3 3 Bad 6848 107 CIN4 0 Intermediate 6849 107 CIN4 1 Open 6850 107 CIN4 2 Close 6851 107 CIN4 3 Bad 6912 108 CIN5 0 Intermediate 6913 108 CIN5 1 Open 6914 108 CIN5 2 Close 6915 108 CIN5 3 Bad 5 4 4 Switch ...

Page 240: ...he function block does not use analog measurement inputs Instead its operation is based entirely on binary signal statuses Table 5 4 4 156 Input signals Input Description Activate input The digital input or logic signal for the function to arm and start calculating the SOTF time Any binary signal can be used to activate the function and start the calculation The rising edge of the signal is consid...

Page 241: ... registers The switch on to fault function abbreviated SOF in event block names generates events and registers from the status changes in ACTIVATED TRIP and BLOCKED The user can select which event messages are stored in the main event buffer ON OFF or both The events triggered by the function are recorded with a time stamp and with process data values Table 5 4 4 159 Event codes Event number Event...

Page 242: ...oltage does less sensitive to background electrical noise detects a fault in the system incredibly easily since 4 mA is equal to 0 output Milliampere mA outputs AQ 200 series supports up to two 2 independent mA option cards Each card has four 4 mA output channels and one 1 mA input channel If the device has an mA option card enable mA outputs at Control Device IO mA outputs The outputs are activat...

Page 243: ...e Magnitude selection for mA output channel parameter Input value 1 107 107 0 001 0 The first input point in the mA output control curve Scaled mA output value 1 0 0000 24 0000mA 0 0001mA 0mA The mA output value when the measured value is equal to or less than Input value 1 Input value 2 107 107 0 001 1 The second input point in the mA output control curve Scaled mA output value 2 0 0000 24 0000mA...

Page 244: ...n activated or disabled it remains in that state until given a new command to switch to the opposite state see the image below The switch cannot be controlled by an auxiliary input such as digital inputs or logic signals it can only be controlled locally mimic or remotely RTU Settings These settings can be accessed at Control Device I O Programmable control switch Table 5 4 6 165 Settings Name Ran...

Page 245: ...easurements can be scaled with analog input scaling curves RTD inputs and mA inputs in RTD mA input option cards mA inputs in mA output mA input option cards Digital input voltages Table 5 4 7 167 Main settings input channel Name Range Step Default Description Analog input scaling 0 Disabled 1 Activated 0 Disabled Enables and disables the input Scaling curve 1 4 0 Disabled 1 Activated 0 Disabled E...

Page 246: ... filter see the image below calculates the average of received signals according to the set time constant This is why rapid changes and disturbances such as fast spikes are smothered The Nyquist rate states that the filter time constant must be at least double the period time of the disturbance process signal For example the value for the filter time constant is 2 seconds for a 1 second period tim...

Page 247: ...alue 2 0 4000 0 000 01 1 The measured input value at Curve Point 2 Scaled output value 1 107 107 0 000 01 0 Scales the measured milliampere signal at Point 2 Add curvepoint 3 20 0 Not used 1 Used 0 Not used Allows the user to create their own curve with up to twenty 20 curve points instead of using a linear curve between two points 5 4 8 Logical outputs Logical outputs are used for sending binary ...

Page 248: ...logical input which has been set to Hold mode is controlled to 1 the input will switch to status 1 and it stays in that status until it is given a control command to go to status 0 or until the device is rebooted When a logical input which has been set to Pulse mode is controlled to 1 the input will switch to status 1 and return back to 0 after 5 ms The figure below presents the operation of a log...

Page 249: ...s used for monitoring the CTs as well as the wirings between the device and the CT inputs for malfunctions and wire breaks An open CT circuit can generate dangerously high voltages into the CT secondary side and cause unintended activations of current balance monitoring functions Figure 5 5 1 156 Secondary circuit fault in phase L1 wiring A AQ Q C213 C213 Instruction manual Version 2 04 248 ...

Page 250: ... alarm to activate None of the three phase currents exceeds the Iset high limit setting At least one of the three phase currents exceeds the Iset low limit setting At least one of the three phase currents are below the Iset low limit setting The ratio between the calculated minum and maximum of the three phase currents is below the Iset ratio setting The ratio between the negative sequence and the...

Page 251: ...he user can select what is used for the residual current measurement nothing the I01 RMS measurement or the I02 RMS measurement Table 5 5 1 169 Measured inputs of the CTS function Signal Description Time base IL1RMS RMS measurement of phase L1 A current 5ms IL2RMS RMS measurement of phase L2 B current 5ms IL3RMS RMS measurement of phase L3 C current 5ms I01RMS RMS measurement of residual input I01...

Page 252: ...d while the line is energized the currently present calculated residual current is compensated to 0 Pick up The Iset and I0set setting parameters control the current dependent pick up and activation of the current transformer supervision function They define the minimum and maximum allowed measured current before action from the function The function constantly calculates the ratio between the set...

Page 253: ...ng signal is received from the blocking matrix in the function s dedicated input If the blocking signal is not activated when the pick up element activates a START signal is generated and the function proceeds to the time characteristics calculation If the blocking signal is active when the pick up element activates a BLOCKED signal is generated and the function does not process the situation furt...

Page 254: ... Secondary circuit fault in phase L1 wiring When a fault is detected and all conditions are met the CTS timer starts counting If the situation continues until the set time has passed the function issues an alarm A AQ Q C213 C213 Instruction manual Version 2 04 253 ...

Page 255: ...il the set time has passed the function issues an alarm This means that the function supervises both the primary and the secondary circuit Figure 5 5 1 161 No wiring fault but heavy unbalance If any of the phases exceed the Iset high limit setting the operation of the function is not activated This behavior is applied to short circuits and earth faults even when the fault current exceeds the Iset ...

Page 256: ...ing parameters are adjusted according to the application s normal behavior the operation of the function can be set to be very sensitive for broken circuit and conductor faults Figure 5 5 1 163 Normal situation residual current also measured When the residual condition is added with the I0 input selection the sum of the current and the residual current are compared against each other to verify the...

Page 257: ... and alarm shall be issued in case if the situation continues until the set alarming time is met Figure 5 5 1 165 Broken primary phase current wiring In this example all other condition are met except the residual difference That is now 0 In which indicates a primary side fault A AQ Q C213 C213 Instruction manual Version 2 04 256 ...

Page 258: ... ALARM ACTIVATED and BLOCKED signals The user can select which event messages are stored in the main event buffer ON OFF or both The events triggered by the function are recorded with a time stamp and with process data values Table 5 5 1 172 Event codes Event number Event channel Event block name Event code Description 3328 52 CTS1 0 Alarm ON 3329 52 CTS1 1 Alarm OFF 3330 52 CTS1 2 Block ON 3331 5...

Page 259: ...Setting group 1 8 active 5 5 2 Voltage transformer supervision 60 Voltage transformer supervision is used to detect errors in the secondary circuit of the voltage transformer during fuse failure This signal is mostly used as an alarming function or to disable functions that require adequate voltage measurement Figure 5 5 2 167 Secondary circuit fault in phase L1 wiring The following figure present...

Page 260: ...L12RMS RMS measurement of voltage UL12 V 5ms UL23RMS RMS measurement of voltage UL23 V 5ms UL31RMS RMS measurement of voltage UL31 V 5ms UL1RMS RMS measurement of voltage UL1 V 5ms UL2RMS RMS measurement of voltage UL2 V 5ms UL3RMS RMS measurement of voltage UL3 V 5ms U1P Positive sequence voltage 5ms U2N Negative sequence voltage 5ms UZ0 Zero sequence voltage 5ms UL12Ang Angle of UL12 voltage 5ms...

Page 261: ...t the state of the bus fuse is supervised The supervised signal is determined the VTS MCB Trip bus setting I O Fuse failure inputs Line fuse fail check 0 No 1 Yes 1 Yes Selects whether or not the state of the line fuse is supervised The supervised signal is determined by the VTS MCB Trip line setting I O Fuse failure inputs The pick up activation of the function is not directly equal to the START ...

Page 262: ...e blocking signal it resets and the release time characteristics are processed similarly to when the pick up signal is reset The blocking of the function causes an HMI display event and a time stamped blocking event with information of the startup voltage values and its fault type to be issued The blocking signal can also be tested in the commissioning phase by a software switch signal when the re...

Page 263: ...ctive 5 5 3 Total harmonic distortion THD The total harmonic distortion THD function is used for monitoring the content of the current harmonic The THD is a measurement of the harmonic distortion present and it is defined as the ratio between the sum of all harmonic components powers and the power of the fundamental frequency RMS Harmonics can be caused by different sources in electric networks su...

Page 264: ...groups which can be selected from one common source The operational logic consists of the following input magnitude processing threshold comparator block signal chec time delay characteristics output processing The inputs of the function are the following setting parameters digital inputs and logic signals measured and pre processed current magnitudes The function outputs can be used for direct I ...

Page 265: ...me base IL1FFT FFT measurement of phase L1 A current 5ms IL2FFT FFT measurement of phase L2 B current 5ms IL3FFT FFT measurement of phase L3 C current 5ms I01FFT FFT measurement of residual I01 current 5ms I02FFT FFT measurement of residual I02 current 5ms The selection of the calculation method is made with a setting parameter common for all measurement channels General settings The following gen...

Page 266: ...e of the phases measured THD value has to exceed this setting in order for the alarm signal to activate I01 THD pick up 0 10 100 00 0 01 10 00 The pick up setting for the THD alarm element from the residual current I01 The measured THD value has to exceed this setting in order for the alarm signal to activate I02 THD pick up 0 10 100 00 0 01 10 00 The pick up setting for the THD alarm element from...

Page 267: ...ault Description Phase THD alarm delay 0 000 1800 000s 0 005s 10 000s Defines the delay for the alarm timer from the phase currents measured THD I01 THD alarm delay 0 000 1800 000s 0 005s 10 000s Defines the delay for the alarm timer from the residual current I01 s measured THD I02 THD alarm delay 0 000 1800 000s 0 005s 10 000s Defines the delay for the alarm timer from the residual current I02 s ...

Page 268: ...he recorder s analog channels is 64 samples per cycle The recorder also supports 95 digital channels simultaneously with the twenty 20 measured analog channels The recorder provides a great tool to analyze the performance of the power system during network disturbance situations The recorder s output is in general COMTRADE format and it is compatible with most viewers and injection devices The fil...

Page 269: ...I01 f Residual current I01 fine CT card 3 I02 c Residual current I02 coarse CT card 3 I02 f Residual current I02 fine CT card 3 ISup_3 Current measurement module voltage supply supervision CT card 3 UL1 2 VT2 Line to neutral UL1 or line to line voltage U12 VT card 2 UL2 3 VT2 Line to neutral UL2 or line to line voltage U23 VT card 2 UL3 1 VT2 Line to neutral UL3 or line to line voltage U31 VT card...

Page 270: ...I01 I02 Pha curr ILx TRMS Phase current TRMS ILx IL1 IL2 IL3 P P curr ILx Phase to phase current ILx IL1 IL2 IL3 Pha curr ILx TRMS Sec Secondary phase current TRMS IL1 IL2 IL3 P P curr I0x Phase to phase current I0x I01 I02 Voltages Ux Volt p u Ux voltage in per unit values U1 U2 U3 U4 System volt ULxx mag Magnitude of the system voltage ULxx UL12 UL23 UL31 Ux Volt pri Primary Ux voltage U1 U2 U3 ...

Page 271: ...rent I0x I01 I02 ILx Reactive Current Pri Primary reactive current ILx IL1 IL2 IL3 I0x Residual Reactive Current Sec Secondary residual reactive current I0x I01 I02 Power GYB frequency Lx PF Lx power factor L1 L2 L3 Curve x Input Input of Curve x 1 2 3 4 POW1 3PH Apparent power S Three phase apparent power Curve x Output Output of Curve x 1 2 3 4 POW1 3PH Apparent power S MVA Three phase apparent ...

Page 272: ...ring event signals see the individual function description for the specific outputs Status PushButton x Off Status of Push Button 1 12 is OFF Always True False Always false is always 0 Always true is always 1 Forced SG in use Stage forcing in use OUTx Output contact statuses SGx Active Setting group 1 8 active GOOSE INx GOOSE input 1 64 Double Ethernet LinkA down Double ethernet communication card...

Page 273: ...urn back to automatically Clear all records 0 1 Clear 0 Clears all disturbance recordings Clear newest record 0 1 Clear 0 Clears the newest stored disturbance recording Clear oldest record 0 1 Clear 0 Clears the oldest stored disturbance recording Max number of recordings 0 100 1 Displays the maximum number of recordings that can be stored in the device s memory with settings currently in use The ...

Page 274: ...server of the relay Up to six 6 recordings can be stored in the FTP at once Once those six recordings have been retrieved and removed more recordings will then be pushed to the FTP When a recording has been sent to the FTP server of the relay it is no longer accessible through setting tools Disturbance recorder Get DR files command Recorder digital channels 0 95 freely selectable channels Selects ...

Page 275: ...y using the setting tool software or relay HMI and the results are analyzed with the AQviewer software is automatically downloaded and installed with AQtivate Registered users can download the latest tools from the Arcteq website arcteq fi downloads In this example we want the recordings to be made according to the following specifications the recording length is 6 0 s the sample rate is 64 s c th...

Page 276: ...nalyzed by using the AQviewer software see the image below However the recording must first be made accessible to AQViewer The user can read it from the device s memory Disturbance recorder Get DR files Alternatively the user can load the recordings individually Disturbance recorder DR List from a folder in the PC s hard disk drive the exact location of the folder is described in Tools Settings DR...

Page 277: ... measured signals Analog channels on the left to move them to the plotter In the image below on the left the phase currents IL1 IL2 and IL3 are selected AQViewer color codes them automatically If you want to add another plotter choose the blue icon in the main toolbar on the top Please note that the Add plotter text appears when you move the cursor on top of the icon Once clicked the Add graph pop...

Page 278: ... out the amplitude of individual plotters by holding down S Shift hift and scrolling the mouse wheel up and down respectively 4 You can toggle between primary P and secondary S signals numbered 4 in the image below Events The disturbance recorder function abbreviated DR in event block names generates events and registers from the status changes of the function the recorder generates an event each ...

Page 279: ...er the measurements are recorded in the setting tool or in the relay If the recording is done in the setting tool both the setting tool software and its Live Edit mode have to be activated The user can change the recording file location by editing the Path field File names can also be changed with the File name field Hitting the Record button the big red circle starts the recorder Please note that...

Page 280: ...Pha Curr IL3 TRMS Pri I Pos Seq Curr angle L2 Exp Imp Act E balance kWh Pri Pos Seq Curr I Neg Seq Curr angle L2 Exp React Cap E Mvarh Pri Neg Seq Curr I Zero Seq Curr angle L2 Exp React Cap E kvarh Pri Zero Seq Curr V Volta oltage mea ge measur surements ements L2 Imp React Cap E Mvarh Res Curr I01 TRMS Pri U1Volt Pri L2 Imp React Cap E kvarh Res Curr I02 TRMS Pri U2Volt Pri L2 Exp Imp React Cap ...

Page 281: ...urr U2Volt TRMS p u Exp Active Energy MWh Res Curr I01 TRMS U3Volt p u Exp Active Energy kWh Res Curr I02 TRMS U4Volt p u Imp Active Energy MWh Pha L1 ampl THD Pos Seq Volt p u Imp Active Energy kWh Pha L2 ampl THD Neg Seq Volt p u Exp Imp Act E balance MWh Pha L3 ampl THD Zero Seq Volt p u Exp Imp Act E balance kWh Pha L1 pow THD U1Volt Angle Exp React Cap E Mvarh Pha L2 pow THD U2Volt Angle Exp ...

Page 282: ...rement I Pri Zero Seq Curr System Volt UL1 ang S4 Measurement Res Curr I 01 TRMS Pri System Volt UL2 ang S5 Measurement Res Curr I 02 TRMS Pri System Volt UL3 ang S6 Measurement Sec Pha Curr I L1 System Volt U0 ang S7 Measurement Sec Pha Curr I L2 System Volt U1 ang S8 Measurement Sec Pha Curr I L3 System Volt U2 ang S9 Measurement Sec Res Curr I 01 System Volt U3 ang S10 Measurement Sec Res Curr ...

Page 283: ...on records the value of the selected magnitudes at the time of a pre defined trigger signal An typical application is the recording of fault currents or voltages at the time of the breaker trips it can also be used to record the values from any trigger signal set by the user The user can select whether the function records per unit values or primary values Additionally the user can set the functio...

Page 284: ...se currents IL1Ang IL2Ang IL3Ang I01Ang I02Ang I0CalcAng I1Ang I2Ang The angles of each measured current V Volta oltages ges Descrip Description tion UL1Mag UL2Mag UL3Mag UL12Mag UL23Mag UL31Mag U0Mag U0CalcMag The magnitudes of phase voltages of phase to phase voltages and of residual voltages U1 Pos seq V mag U2 Neg seq V mag The positive sequence voltage and the negative sequence voltage UL1Ang...

Page 285: ...f f1 The reference frequency 1 Ref f2 The reference frequency 2 M thermal T The motor thermal temperature F thermal T The feeder thermal temperature T thermal T The transformer thermal temperature RTD meas 1 16 The RTD measurement channels 1 16 Ext RTD meas 1 8 The external RTD measurement channels 1 8 ADAM module Reported values When triggered the function holds the recorded values of up to eight...

Page 286: ...21 I0Dir Trip 22 I0Dir Trip 23 I0Dir Trip 24 I0Dir Trip 25 f Trip 26 f Trip 27 f Trip 28 f Trip 29 f Trip 30 f Trip 31 f Trip 32 f Trip 33 P Trip 34 P Trip 35 Prev Trip 36 T Trip 37 I2 Trip 38 I2 Trip 39 I2 Trip 40 I2 Trip 41 U1 2 Trip 42 U1 2 Trip 43 U1 2 Trip 44 U1 2 Trip 45 U0 Trip 46 U0 Trip 47 U0 Trip 48 U0 Trip The tripped stage Overcurrent fault type 0 1 A G 2 B G 3 A B 4 C G 5 A C 6 B C 7 ...

Page 287: ... 000 A V p u 0 001 A V p u The recorded value in one of the eight channels Events The measurement value recorder function abbreviated VREC in event block names generates events from the function triggers The user can select which event messages are stored in the main event buffer ON OFF or both Table 5 5 6 196 Event codes Event number Event channel Event block name Event code Description 9984 156 ...

Page 288: ... 0 255 255 255 255 Defines the address of the NTP client NO NOTE TE This address must be different than the relay s IP address Netmask 0 0 0 0 255 255 255 255 Defines the client s netmask Gateway 0 0 0 0 255 255 255 255 Defines the client s gateway MAC address Displays the MAC address of the client Network status 0 Running 1 IP error 2 NM error 3 GW error Displays the status or possible errors of ...

Page 289: ... 1 Enabled Enables and disables the Modbus TCP on the Ethernet port IP port 0 65 535 Defines the IP port used by Modbus TCP The standard port and the default setting is 502 Event read mode 0 Get oldest available 1 Continue previous connection 2 New events only 0 Get oldest event possible Default and current implementation 1 Continue with the event idx from previous connection 2 Get only new events...

Page 290: ...Channel 7 or None Selects the number of channels to be used by the module Table 6 1 3 204 Channel settings Name Range Step Default Description T C type 0 20mA 1 4 20mA 2 Type J 3 Type K 4 Type T 5 Type E 6 Type R 7 Type S 1 4 20mA Selects the thermocouple or the mA input connected to the I O module Types J K T and E are nickel alloy thermocouples while Types R and S are platinum rhodium alloy ther...

Page 291: ...easurement Apparent power deadband 0 1 1000 0kVA 0 1kVA 2kVA Determines the data reporting deadband settings for this measurement Power factor deadband 0 01 0 99 0 01 0 05 Determines the data reporting deadband settings for this measurement Frequency deadband 0 01 1 00Hz 0 01Hz 0 1Hz Determines the data reporting deadband settings for this measurement Current deadband 0 01 50 00A 0 01A 5A Determin...

Page 292: ...Rev 1 232 1 1 1 Defines the configuration revision that will be matched with the publisher s GOOSE control block Data index DataIdx 0 99 1 Defines the data index of the value in the matched published frame It is the status of the GOOSE input NextIdx is quality 0 No 1 Yes 0 No Selects whether or not the next received input is the quality bit of the GOOSE input Data type 0 Boolean 1 Integer 2 Unsign...

Page 293: ...Communication DNP3 IP port 0 65 535 1 20 000 Defines the IP port used by the protocol Slave address 1 65 519 1 1 Defines the DNP3 slave address of the unit Master address 1 65 534 1 2 Defines the address for the allowed master Link layer time out 0 60 000ms 1ms 0ms Defines the length of the time out for the link layer Link layer retries 1 20 1 1 Defines the number of retries for the link layer Dia...

Page 294: ...r deadband 0 1 1000 0kW 0 1kW 2kW Determines the data reporting deadband settings for this measurement Reactive power deadband 0 1 1000 0kVar 0 1kVar 2kVar Determines the data reporting deadband settings for this measurement Apparent power deadband 0 1 1000 0kVA 0 1kVA 2kVA Determines the data reporting deadband settings for this measurement Power factor deadband 0 01 0 99 0 01 0 05 Determines the...

Page 295: ...er address 0 65 534 1 1 Defines the address for the link layer Link layer address size 1 2 1 2 Defines the address size of the link layer Information object address size 2 3 1 3 Defines the address size of the information object Cause of transmission size 1 2 1 2 Defines the cause of transmission size IEC 104 settings Table 6 1 8 211 IEC 104 settings Name Range Step Default Description IEC 104 ena...

Page 296: ...d settings for this measurement Apparent power deadband 0 1 1000 0kVA 0 1kVA 2kVA Determines the data reporting deadband settings for this measurement Power factor deadband 0 01 0 99 0 01 0 05 Determines the data reporting deadband settings for this measurement Frequency deadband 0 01 1 00Hz 0 01Hz 0 1Hz Determines the data reporting deadband settings for this measurement Current deadband 0 01 50 ...

Page 297: ...e menu or through a communication protocol if one is in use The following table presents the setting parameters available for the 12 channels Table 6 2 213 Fault register settings Name Range Step Default Description Select record source 0 Not in use 1 12 I I I I IL1 IL2 IL3 13 24 Id Id Id Id IL1 IL2 IL3 25 28 I0 I0 I0 I0 I0 29 32 I0d I0d I0d I0d I0 33 FLX 0 Not in use Selects the protection functi...

Page 298: ...ce current I0CalcMag Residual current calculated from phase currents IL1Ang IL2Ang IL3Ang I01Ang I02Ang I0CalcAng I1Ang I2Ang Angles of each measured current Voltages UL1Mag UL2Mag UL3Mag UL12Mag UL23Mag UL31Mag U0Mag U0CalcMag Magnitudes of phase voltages phase to phase voltages and residual voltages U1 Pos seq V mag U2 Neg seq V mag Positive and negative sequence voltages UL1Ang UL2Ang UL3Ang UL...

Page 299: ...ent channels 1 8 ADAM module Settings Table 6 3 215 Settings Name Range Step Default Description Measurement value recorder mode 0 Disabled 1 Activated 0 Disabled Activates and disables the real time signals to communication Scale current values to primary 0 No 1 Yes 0 No Selects whether or not values are scaled to primary Slot X magnitude selection 0 Currents 1 Voltages 2 Powers 3 Impedance ZRX a...

Page 300: ...7 Connections and application examples 7 1 Connections of AQ C213 Figure 7 1 175 The AQ C213 variant without add on modules A AQ Q C213 C213 Instruction manual Version 2 04 299 ...

Page 301: ...Figure 7 1 176 The AQ C213 variant with digital input and output modules A AQ Q C213 C213 Instruction manual Version 2 04 300 ...

Page 302: ...TF 49F 1 CBFP 50 52BF 1 Iuc 46C 1 I 37 1 I2 46 46R 46L 4 OPTIONAL Iarc I0arc 50Arc 50NArc 7 2 Application example and its connections This chapter presents an application example for the capacitor bank protection IED Since two line to line voltages and the zero sequence voltage U3 are connected this application uses the voltage measurement mode 2LL U0 see the image below Additionally the three pha...

Page 303: ... chapter presents the two phase three wire ARON input connection for any AQ 200 series IED with a current transformer The example is for applications with protection CTs for just two phases The connection is suitable for both motor and feeder applications A AQ Q C213 C213 Instruction manual Version 2 04 302 ...

Page 304: ...er supply through the IED s digital output and all the way to the open coil of the breaker It is recommended to supervise the health of the trip circuit when breaker is closed Trip circuit supervision with one digital input and one non latched trip output The figure below presents an application scheme for trip circuit supervision with one digital input and a non latched trip output With this conn...

Page 305: ...uld therefore be added to the digital input An activation delay that is slightly longer than the circuit breaker s operations time should be enough When circuit breaker failure protection CBFP is used adding its operation time to the digital input activation time is useful The whole digital input activation time is therefore tDI tCB tIEDrelease tCBFP The image below presents the necessary settings...

Page 306: ... same time The IED s output relay contact opens in under 50 ms or after a set release delay that takes place after the breaker is opened This means that the open coil is energized for a while after the breaker has already opened The coil could even be energized a moment longer if the circuit breaker failure protection has to be used and the incomer performs the trip Trip circuit supervision with o...

Page 307: ...e breaker is closed again The following logic scheme or similar blocks the supervision alarm when the circuit breaker is open The alarm is issued whenever the breaker is closed and whenever the inverted digital input signal TCS activates A normally closed digital input activates only when there is something wrong with the trip circuit and the auxiliary power goes off Logical output can be used in ...

Page 308: ...Figure 7 4 184 Example block scheme A AQ Q C213 C213 Instruction manual Version 2 04 307 ...

Page 309: ... and F accept all available add on modules such as digital I O modules integrated arc protection or another special module The only difference between the slots affecting device scalability is that Slots E and F also support communication options When an add on module is inserted into the device the start up scan searches for modules according to their type designation code If the module location ...

Page 310: ...finds the VT module and the DI4 module with three voltage channels and four digital inputs fixed for AQ X213 Assigns DI3 DI4 DI5 DI6 If the VTM is not found the device issues an alarm 3 Scan Scans Slot B which should always remain empty in AQ X213 devices If it is not empty the device issues an alarm 4 Scan Scans Slot C and moves to the next slot if Slot C is empty If the scan finds an 8DI module ...

Page 311: ...nations have been reserved by modules in previous slots and numbers the new ones accordingly Thus far this document has only explained the installation of I O add on cards to the option module slots This is because all other module types are treated in a same way For example when an additional communication port is installed into the upper port of the communication module its designation is Commun...

Page 312: ... 3 Digital input 2 nominal threshold voltage 24 V 110 V or 220 V X 4 GND for digital input 2 X 5 6 Output relay 1 with a normally open NO contact X 7 8 Output relay 2 with a normally open NO contact X 9 10 Output relay 3 with a normally open NO contact X 11 12 Output relay 4 with a normally open NO contact X 13 14 15 Output relay 5 with a changeover contact X 16 17 18 System fault s output relay w...

Page 313: ...ription DIx Polarity 0 NO Normally open 1 NC Normally closed 0 NO Selects whether the status of the digital input is 1 or 0 when the input is energized DIx Activation delay 0 000 1800 000 s 0 001 s 0 000 s Defines the delay for the status change from 0 to 1 DIx Drop off time 0 000 1800 000 s 0 001 s 0 000 s Defines the delay for the status change from 1 to 0 DIx AC mode 0 Disabled 1 Enabled 0 Disa...

Page 314: ...ts is 5 A The input nominal current can be scaled for secondary currents of 1 10 A The secondary currents are calibrated to nominal currents of 1 A and 5 A which provide 0 5 inaccuracy when the range is 0 005 4 In The measurement ranges are as follows Phase currents 25 mA 250 A RMS Coarse residual current 5 mA 150 A RMS Fine residual current 1 mA 75 A RMS The characteristics of phase current input...

Page 315: ...dary side of conventional voltage transformers VTs or directly to low voltage systems ecured by fuses The nominal voltage can be set between 0 2 120 0 V Voltages are calibrated in a range of 0 250 V which provides 1 inaccuracy in the same range The voltage input characteristics are as follows The measurement range is 1 250 V per channel The angle measurement inaccuracy is less than 1 0 degrees wit...

Page 316: ...s original installation when required The properties of the inputs in this module are the same as those of the inputs in the main processor module The current consumption of the digital inputs is 2 mA when activated while the range of the operating voltage is from 0 265 VAC DC The activation and release thresholds are set in the software and the resolution is 1 V All digital inputs are scannced in...

Page 317: ...lay 0 000 1800 000 s 0 001 s 0 000 s Defines the delay when the status changes from 0 to 1 DIx Drop off time 0 000 1800 000 s 0 001 s 0 000 s Defines the delay when the status changes from 1 to 0 DIx AC Mode 0 Disabled 1 Enabled 0 Disabled Selects whether or not a 30 ms deactivation delay is added to take the alternating current into account The DIx Release threshold parameter is hidden and forced...

Page 318: ...gital inputs Digital input voltages Table 8 5 219 Digital input channel voltage measurement Name Range Step Description DIx Voltage now 0 000 275 000 V 0 001 V Voltage measurement of a digital input channel 8 6 Digital output module optional Figure 8 6 192 Digital output module DO5 with five add on digital outputs Connector Description X 1 2 OUTx 1 1st and 2nd pole NO X 3 4 OUTx 2 1st and 2nd pole...

Page 319: ...al outputs are scanned in 5 ms program cycles and their contacts are mechanical in type The rated voltage of the NO NC outputs is 250 VAC DC For the naming convention of the digital inputs provided by this module please refer to the chapter titled Construction and installation For technical details please refer to the chapter titled Digital output module in the Technical data section of this docum...

Page 320: ...puts 1 or 2 must be wired through trip coil to the battery s negative terminal The high speed outputs can withstand voltages up to 250 VDC The operation time of the high speed outputs is less than 1 ms For further information please refer to the chapter titled Arc protection module in the Technical data section of this manual The rated voltage of the binary input is 24 VDC The threshold picks up a...

Page 321: ... four channels each The supported sensor types are as follows Supported RTD sensors Pt100 Pt1000 Supported thermocouple sensors type K NiCh NiAl type J Fe constantan type T Cu constantan and type S Cu CuNi compensating Figure 8 8 195 Different sensor types and their connections 8 9 Serial RS 232 communication module optional Figure 8 9 196 Serial RS 232 module connectors A AQ Q C213 C213 Instructi...

Page 322: ...erial fiber COM F Pin 3 COM F Pin 4 COM F Pin 5 RS 232 RTS Serial based communications COM F Pin 6 RS 232 GND Serial based communications COM F Pin 7 RS 232 TX Serial based communications COM F Pin 8 RS 232 RX Serial based communications COM F Pin 9 COM F Pin 10 3 3 V output spare Spare power source for external equipment 45 mA COM F Pin 11 COM F Pin 12 The option card includes two serial communic...

Page 323: ...er connector 62 5 125 μm or 50 125 μm multimode glass Wavelength 1300 nm COM D Communication port D LC fiber connector 62 5 125 μm or 50 125 μm multimode glass Wavelength 1300 nm The optional LC 100 Mbps Ethernet card supports both HSR and PRP protocols The card has two PRP HSR ports which are 100 Mbps fiber ports A AQ Q C213 C213 Instruction manual Version 2 04 322 ...

Page 324: ...tion and multidrop configurations Redundant communication can be implemented by Ethernet switches that support Rapid Spanning Tree Protocol RSTP Please note that each ring can only contain AQ 200 series devices and any third party devices must be connected to a separate ring For other redundancy options please refer to the option card LC 100 Mbps Ethernet communication module The images below pres...

Page 325: ...Figure 8 11 199 Example of a ring configuration Figure 8 11 200 Example of a multidrop configuration A AQ Q C213 C213 Instruction manual Version 2 04 324 ...

Page 326: ...ors 10BASE T and 100BASE TX This option card supports multidrop configurations For other redundancy options please refer to the option card LC 100 Mbps Ethernet communication module The images below present two example configurations the first displays a ring configuration note how the third party devices are connected in a separate ring while the second displays a multidrop configuration A AQ Q C...

Page 327: ...Figure 8 12 202 Example of a ring configuration Figure 8 12 203 Example of a multidrop configuration A AQ Q C213 C213 Instruction manual Version 2 04 326 ...

Page 328: ...ps with one pin for the positive connector and one pin for the negative connector This module can be ordered directly to be installed into the device in the factory or it can be upgraded in the field after the device s original installation when required The user sets the mA I O with the mA outputs control function This can be done at Control Device I O mA outputs in the relay configuration settin...

Page 329: ...ce dimensions first figure the device installation second and the panel cutout dimensions and device spacing third Figure 8 14 205 Device dimensions Figure 8 14 206 Device installation A AQ Q C213 C213 Instruction manual Version 2 04 328 ...

Page 330: ...Figure 8 14 207 Panel cutout dimensions and device spacing A AQ Q C213 C213 Instruction manual Version 2 04 329 ...

Page 331: ...for 0 01 s Frequency measurement range From 6 75Hz fundamental up to the 31st harmonic current Current measurement range 25 mA 250 A RMS Current measurement inaccuracy 0 005 4 000 IN 0 5 or 15 mA 4 20 IN 0 5 20 50 IN 1 0 Angle measurement inaccuracy 0 2 I 0 1 A 1 0 I 0 1 A Burden 50 60 Hz 0 1 VA Transient overreach 8 Coarse residual current input I01 Rated current IN 1 A configurable 0 1 10 A Ther...

Page 332: ...overreach 5 Terminal block connection Terminal block Phoenix Contact FRONT 4 H 6 35 Solid or stranded wire Maximum wire diameter 4 mm2 NO NOTE TE Current measurement accuracy has been verified with 50 60 Hz The amplitude difference is 0 2 and the angle difference is 0 5 degrees higher at 16 67 Hz and other frequencies 9 1 1 2 Voltage measurement Table 9 1 1 2 222 Technical data for the voltage mea...

Page 333: ...ergy and power metering inaccuracy 0 5 S 50 60Hz as standard 9 1 1 4 Frequency measurement Table 9 1 1 4 224 Frequency measurement accuracy Frequency measurement performance Frequency measuring range 6 75 Hz fundamental up to the 31st harmonic current or voltage Inaccuracy 10 mHz 9 1 2 CPU Power supply 9 1 2 1 Auxiliary voltage Table 9 1 2 1 225 Power supply model A Rated values Rated auxiliary vo...

Page 334: ... media Copper Ethernet RJ 45 Number of ports 1 Port protocols PC protocols FTP Telnet Features Data transfer rate 100 MB System integration Cannot be used for system protocols only for local programming Table 9 1 2 2 228 Rear panel system communication port A Port Port media Copper Ethernet RJ 45 Number of ports 1 Features Port protocols IEC 61850 IEC 104 Modbus TCP DNP3 FTP Telnet Data transfer r...

Page 335: ... 90 170 V Order code defined 14 65 132 V Scanning rate 5 ms Settings Pick up delay Software settable 0 1800 s Polarity Software settable Normally On Normally Off Current drain 2 mA Terminal block connection Terminal block Phoenix Contact MSTB 2 5 5 ST 5 08 Solid or stranded wire Maximum wire diameter 2 5 mm2 9 1 2 4 CPU digital outputs Table 9 1 2 4 231 Digital outputs Normally Open Rated values R...

Page 336: ...tact MSTB 2 5 5 ST 5 08 Solid or stranded wire Maximum wire diameter 2 5 mm2 9 1 3 Option cards 9 1 3 1 Digital input module Table 9 1 3 1 233 Technical data for the digital input module Rated values Rated auxiliary voltage 5 265 V AC DC Current drain 2 mA Scanning rate Activation release delay 5 ms 5 11 ms Settings Pick up threshold Release threshold Software settable 16 200 V setting step 1 V So...

Page 337: ... protection module Connections Input arc point sensor channels S1 S2 S3 S4 pressure and light or light only Sensors per channel 3 Performance Pick up light intensity 8 25 or 50 kLx the sensor is selectable in the order code Inaccuracy Point sensor detection radius 180 degrees Start and instant operating time light only Typically 5 ms dedicated semiconductor outputs Typically 10 ms regular output r...

Page 338: ...in Table 9 1 3 4 238 Technical data for the milliampere module Signals Output magnitudes Input magnitudes 4 mA output signal DC 1 mA input signal DC mA input Range hardware Range measurement Inaccuracy 0 33 mA 0 24 mA 0 1 mA Update cycle Response time 5 ms cycle Update cycle time inaccuracy 5 10 000 ms setting step 5 ms 15 ms 13 18 ms Max 20 ms above the set cycle mA input scaling range Output sca...

Page 339: ...m Cable type 1 mm plastic fiber 9 1 3 7 Double LC 100 Mbps Ethernet communication module Table 9 1 3 7 241 Technical data for the double LC 100 Mbps Ethernet communication module Protocols Protocols HSR and PRP Ports Quantity of fiber ports 2 Communication port C D LC fiber connector Wavelength 1300 nm Fiber cable 50 125 μm or 62 5 125 μm multimode glass 9 1 4 Display Table 9 1 4 242 Technical dat...

Page 340: ...0 s setting step 0 005 s Inaccuracy Definite time Im Iset ratio 3 Definite time Im Iset ratio 1 05 3 1 0 or 20 ms 1 0 or 30 ms IDMT setting parameters k Time dial setting for IDMT A IDMT constant B IDMT constant C IDMT constant 0 01 25 00 step 0 01 0 250 0000 step 0 0001 0 5 0000 step 0 0001 0 250 0000 step 0 0001 Inaccuracy IDMT operating time IDMT minimum operating time 1 5 or 20 ms 20 ms Retard...

Page 341: ...nction operating time setting 0 00 1800 00 s setting step 0 005 s Inaccuracy Definite time Im Iset ratio 3 Definite time Im Iset ratio 1 05 3 1 0 or 20 ms 1 0 or 30 ms IDMT setting parameters k Time dial setting for IDMT A IDMT constant B IDMT constant C IDMT constant 0 01 25 00 step 0 01 0 250 0000 step 0 0001 0 5 0000 step 0 0001 0 250 0000 step 0 0001 Inaccuracy IDMT operating time IDMT minimum...

Page 342: ...e time Im Iset ratio 1 05 1 5 or 60 ms IDMT setting parameters k Time dial setting for IDMT A IDMT Constant B IDMT Constant C IDMT Constant 0 01 25 00 step 0 01 0 250 0000 step 0 0001 0 5 0000 step 0 0001 0 250 0000 step 0 0001 Inaccuracy IDMT operating time IDMT minimum operating time 2 0 or 30 ms 20 ms Retardation time overshoot 5 ms Instant operation time Start time and instant operation time t...

Page 343: ...s No Not te e Harmonics generally The amplitude of the harmonic content has to be least 0 02 IN when the relative mode Ih IL is used Blocking To achieve fast activation for blocking purposes with the harmonic overcurrent stage note that the harmonic stage may be activated by a rapid load change or fault situation An intentional activation lasts for approximately 20 ms if a harmonic component is no...

Page 344: ...8 Technical data for the overvoltage function Measurement inputs Voltage inputs UL1 UL2 UL3 UL12 UL23 U0 Voltage input magnitudes RMS line to line or line to neutral voltages Pick up Pick up terms 1 voltage 2 voltages 3 voltages Pick up setting 50 00 150 00 UN setting step 0 01 UN Inaccuracy Voltage 3 5 USET Operating time Definite time function operating time setting 0 00 1800 00 s setting step 0...

Page 345: ...s Inaccuracy Definite time UM USET ratio 1 05 1 0 or 35 ms IDMT setting parameters k Time dial setting for IDMT A IDMT constant B IDMT constant C IDMT constant 0 01 25 00 step 0 01 0 250 0000 step 0 0001 0 5 0000 step 0 0001 0 250 0000 step 0 0001 Inaccuracy IDMT operating time IDMT minimum operating time 1 5 or 20 ms 20 ms Instant operation time Start time and instant operation time trip UM USET ...

Page 346: ...ting parameters k Time dial setting for IDMT A IDMT constant B IDMT constant C IDMT constant 0 01 25 00 step 0 01 0 250 0000 step 0 0001 0 5 0000 step 0 0001 0 250 0000 step 0 0001 Inaccuracy IDMT operating time IDMT minimum operating time 1 5 or 20 ms 20 ms Instant operation time Start time and instant operation time trip U0M U0SET ratio 1 05 50 ms Reset Reset ratio 97 of the pick up voltage sett...

Page 347: ...50 ms 9 2 1 10 Overfrequency and underfrequency protection f 81O 81U Table 9 2 1 10 252 Technical data for the overfrequency and underfrequency function Input signals Sampling mode Fixed Tracking Frequency reference 1 Frequency reference 2 Frequency reference 3 CT1IL1 CT2IL1 VT1U1 VT2U1 CT1IL2 CT2IL2 VT1U2 VT2U2 CT1IL3 CT2IL3 VT1U3 VT2U3 Pick up f pick up setting f pick up setting 10 00 70 00 Hz s...

Page 348: ...uts Phase current inputs IL1 A IL2 B IL3 C Current input magnitudes TRMS phase currents up to the 31st harmonic Settings Time constants τ 1 Time constant value 0 0 500 00 min step 0 1 min Service factor maximum overloading 0 01 5 00 IN step 0 01 IN Thermal model biasing Ambient temperature Set 60 0 500 0 deg step 0 1 deg and RTD Negative sequence current Thermal replica temperature estimates Selec...

Page 349: ...t is forced to 0 kW If the settings allow it low power blocking 0 kW the P might be in the trip state during this condition The trip is released when the voltage and the current are begin to be measured When the low power blocking is set to zero it is not in use Also all power measurements below 1 00 kW are forced to zero P blocked 9 2 1 13 Non directional undercurrent protection I 37 Table 9 2 1 ...

Page 350: ...ng step 0 01 IN 8 25 or 50 kLx the sensor is selected in the order code Starting inaccuracy IArc and I0Arc 3 of the set pick up value 0 5 IN setting 5 mA 0 5 IN setting Point sensor detection radius 180 degrees Operation time Light only Semiconductor outputs HSO1 and HSO2 Regular relay outputs Typically 7 ms 3 12 ms Typically 10 ms 6 5 15 ms Light current criteria zone 1 4 Semiconductor outputs HS...

Page 351: ...etting 0 02 500 00 s setting step 0 02 s Inaccuracy Definite time operating time 0 5 or 10 ms Breaker control operation time External object control time 75 ms Object control during auto reclosing See the technical sheet for the auto reclosing function 9 2 2 3 Switch on to fault SOTF Table 9 2 2 3 259 Technical data for the switch on to fault function Initialization signals SOTF activate input Any...

Page 352: ...0 0 ISET 1 5 I0SET or 1 0 mA 0 005 25 0 ISET Time delay for alarm Definite time function operating time setting 0 00 1800 00 s setting step 0 005 s Inaccuracy_ Definite time IM ISET ratio 1 05 2 0 or 80 ms Instant operation time alarm IM ISET ratio 1 05 80 ms 50 ms in differential protection relays Reset Reset ratio 97 103 of the pick up current setting Instant reset time and start up reset 80 ms ...

Page 353: ...ith maximum breaking current 0 00 100 00 kA setting step 0 001 kA 0 00 100 00 kA setting step 0 001 kA 0 200 000 operations setting step 1 operation 0 200 000 operations setting step 1 operation Pick up setting for Alarm 1 and Alarm 2 0 200 000 operations setting step 1 operation Inaccuracy Inaccuracy for current operations counter Current measurement element Operation counter 0 1 IN I 2 IN 0 2 of...

Page 354: ...Recording length 0 000 1800 000 s setting step 0 001 s The maximum length is determined by the chosen signals Number of recordings 0 100 60 MB of shared flash memory reserved The maximum number of recordings according to the chosen signals and operation time setting combined 9 3 Tests and environmental Electrical environment compatibility Table 9 3 265 Disturbance tests All tests CE approved and t...

Page 355: ...60255 1 EN 60255 27 IEC 60255 21 1 Class 1 2 13 2 Hz 3 5 mm 13 2 100 Hz 1 0 g Shock and bump test EN 60255 1 EN 60255 27 IEC 60255 21 2 Class 1 20 g 1 000 bumps direction Table 9 3 268 Environmental tests Damp heat cyclic EN 60255 1 IEC 60068 2 30 Operational 25 55 C 93 97 RH 12 12h Dry heat EN 60255 1 IEC 60068 2 2 Storage 70 C 16 h Operational 55 C 16 h Cold test EN 60255 1 IEC 60068 2 1 Storage...

Page 356: ...70 Dimensions and weight Without packaging net Dimensions Height 117 mm 4U Width 127 mm rack Depth 174 mm no cards connectors Weight 1 5 kg With packaging gross Dimensions Height 170 mm Width 242 mm Depth 219 mm Weight 2 kg A AQ Q C213 C213 Instruction manual Version 2 04 355 ...

Page 357: ...er code Descrip Description tion No Not te e Manufact Manufactur urer er ADAM 4015 CE External 6 channel 2 or 3 wires RTD Input module pre configured Requires an external power module Advanced Co Ltd A AQ Q C213 C213 Instruction manual Version 2 04 356 ...

Page 358: ...h 200 m Arcteq Ltd AQ 01B Light point sensor unit 25 000 lux threshold Max cable length 200 m Arcteq Ltd AQ 01C Light point sensor unit 50 000 lux threshold Max cable length 200 m Arcteq Ltd AQ 02A Pressure and light point sensor unit 8 000 lux threshold Max cable length 200 m Arcteq Ltd AQ 02B Pressure and light point sensor unit 25 000 lux threshold Max cable length 200 m Arcteq Ltd AQ 02C Press...

Page 359: ... Visiting and postal address Kvartsikatu 2 A 1 65300 Vaasa Finland Contacts Phone 358 10 3221 370 Fax 358 10 3221 389 Website general arcteq fi Website technical support support arcteq fi E mail sales sales arcteq fi A AQ Q C213 C213 Instruction manual Version 2 04 358 ...

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