Arcteq AQ-F210 Instruction Manual
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Arcteq AQ-F210 Instruction Manual

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Summary of Contents for Arcteq AQ-F210

  • Page 1 AQ-F210 Instruction manual  ...

  • Page 2: Table Of Contents

    5.1. Functions included in AQ-F210 ........
  • Page 3 7.1. Connections AQ-F210 ........
  • Page 4 11. Contact and reference information ..........© Arcteq Relays Ltd...
  • Page 5 Nothing contained in this document shall increase the liability 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 ful l the aforementioned requirements.
  • Page 6 AQ-F210 Instruction manual Version: 2.00 Copyright Copyright © Arcteq Relays Ltd. 2018. All rights reserved. © Arcteq Relays Ltd...

  • Page 7: Manual Revision Notes

    - Added General-menu description. 1.2. Version 1 revision notes Revision 1.00 Date 8.4.2013 Changes -       The rst revision for AQ-F210 IED. Revision 1.01 Date 22.11.2013 -       Application example for ARON input connection added to chapter 8.0. -       Application example for trip circuit supervision.
  • Page 8 -       Internal harmonic blocking parameter to I>,I0> functions -       RTD&mA card description improved Revision 1.08 Date 14.8.2018 Changes -       Added mA output option card description and ordercode Revision 1.09 Date 18.1.2018 Changes -       HMI display technical data added © Arcteq Relays Ltd...

  • Page 9: Abbreviations

    RMS – Root mean square SF – System failure TMS – Time multiplier setting TRMS – True root mean square VAC – Voltage alternating current VDC – Voltage direct current SW – Software uP - Microprocessor © Arcteq Relays Ltd...

  • Page 10: General

    Version: 2.00 3. General AQ-F210 Feeder Protection IED is a member of the AQ-200 product line. The AQ-200 protection product line in respect of hardware and software is a modular concept. The hardware modules are assembled and con gured according to the application IO requirements and the software determines the available functions.

  • Page 11: Ied User Interface

    This can be either a hardware or software error. Start LED (yellow) and Trip LED (red) activation is user settable. Activation and color (green/yellow) of the 16 LEDs on the right side of the display are user settable. © Arcteq Relays Ltd...

  • Page 12: Mimic And Main Menu

    All the settings in this IED type have been divided into main con guration menus. Main con guration menus are presented below. Available menus may vary according to IED type. Figure. 4.2.2. - 3. Main con guration menus. © Arcteq Relays Ltd...

  • Page 13: General Menu

    Protection/Control/Monitor pro le: Displays the status of enabled functions. 4.4. Protection menu Protection menu includes Stage activation sub-menu and sub-menus for different protection functions like Overcurrent, Earthfault, Seq. and balance and Supporting. Valid protection functions vary according IED type. © Arcteq Relays Ltd...
  • Page 14 Activation of different protection stages is done in Stage activation –sub menu. Each protection stage and supporting function is disabled as standard. Activated menus will appear below the stage speci c sub-menu for example I> appears below Current –module, U< appears below Voltage-module etc. EXAMPLE PROTECTION STAGE © Arcteq Relays Ltd...
  • Page 15 AQ-F210 Instruction manual Version: 2.00 Figure. 4.4. - 7. Stage navigation and modi cation. Each protection stage and supportive function has ve stage menus Info, Settings, Registers, IO and Events. © Arcteq Relays Ltd...
  • Page 16 Info view has calculator for function starts, trips and blockings. It is possible to clear calculators by choosing Clear statistics and Clear. Measurements are visible in Info menu. Active setting group and its settings are all visible in Info menu. © Arcteq Relays Ltd...
  • Page 17 Stage settings vary according different protection functions. With factory settings only one group of eight is activated. To enable more groups go to Control menu and select Setting Groups. Figure. 4.4. - 10. Stage information is divided into two sections. © Arcteq Relays Ltd...
  • Page 18 Connection to outputs can be either latched |x| or non-latched x. Stage blocking is done in Blocking Input Control menu. Blocking can be done by using digital inputs, logical inputs or outputs, stage start- trip- or blocked information or by using object status information. © Arcteq Relays Ltd...
  • Page 19 Activation of different protection stages is done in Stage activation –sub menu. Each protection stage and supporting function is disabled as standard. Activated menus will appear below the stage speci c sub-menu for example I> appears below Current –module, U< appears below Voltage-module etc. © Arcteq Relays Ltd...
  • Page 20 AQ-F210 Instruction manual Version: 2.00 Example protection stage Figure. 4.4. - 14. Stage navigation and modi cation.  Each protection stage and supportive function has ve stage menus Info, Settings, Registers, IO and Events. © Arcteq Relays Ltd...
  • Page 21 Info view has calculator for function starts, trips and blockings. It is possible to clear calculators by choosing Clear statistics and Clear. Measurements are visible in Info menu. Active setting group and its settings are all visible in Info menu. Other setting groups can be set in the Settings -menu. © Arcteq Relays Ltd...
  • Page 22 Figure. 4.4. - 16. All group speci c settings are done individually in Settings menu. Stage settings vary according different protection functions. With factory settings only one group of eight is activated. To enable more groups go to Control menu and select Setting Groups. © Arcteq Relays Ltd...
  • Page 23 Operation log can be cleared by choosing Clear registers  → Clear . Events generated by the speci c stage can be checked by going to Stage event register. General events cannot be cleared. © Arcteq Relays Ltd...
  • Page 24 Connection to outputs can be either latched |x| or non-latched x. Stage blocking is done in Blocking Input Control menu. Blocking can be done by using digital inputs, logical inputs or outputs, stage start- trip- or blocked information or by using object status information. © Arcteq Relays Ltd...

  • Page 25: Control Menu

    Control menu includes Controls Enabled sub-menu and sub-menus for different control functions like Setting Groups, Objects, Control Functions and Device IO. Valid control functions vary according IED type. Figure. 4.5. - 20. Control menu view. Functions vary according IED type. © Arcteq Relays Ltd...
  • Page 26 RTDs and object status information can be used. Event masking for setting groups (masks are off as default). Only masked events appear to event list. Events cannot be cleared. © Arcteq Relays Ltd...
  • Page 27 Figure. 4.5. - 23. Group changing with pulse control only or with pulses and static signal. Objects Figure. 4.5. - 24. Object controlling. Each activated object is visible in Objects -menu. As default all objects are disabled. Each active object has four setting menus, settings, application control, registers and events. © Arcteq Relays Ltd...
  • Page 28 Ready- and external Synchrocheck permission have status inputs as well. Digital inputs, Logical inputs or outputs, stage starting- tripping- or blocking, RTDs and object status information can be used to indicate the status. Object open- and close signals of an object are connected to physical output relays. © Arcteq Relays Ltd...
  • Page 29 LED. Connection to outputs can be either latched |x| or non-latched x. Object blocking is done in Blocking Input Control menu. Blocking can be done by using digital inputs, logical inputs or outputs, stage start- trip- or blocked information or by using object status information. © Arcteq Relays Ltd...
  • Page 30 Control functions Figure. 4.5. - 28. Stage navigation and modi cation. Each enabled control function is listed below Control Functions menu. Every function includes same sub-menus as protections stages including Info, Settings, Registers, IO and Events. © Arcteq Relays Ltd...
  • Page 31 (normal open or normal closed), activation (16…200 , step 0.1V) and release (10…200 V , step 0.1V) threshold voltage for each available input AC/DC AC/DC and activation delay (0…1800 s, step 1ms). Binary input statuses can be check from corresponding menu. © Arcteq Relays Ltd...
  • Page 32 IED via setting le. NOTE! Normal closed signal goes to default position (normal open) in case the relay loses the auxiliary voltage or during System full reset. Normally closed output signal does not open during Communication- or protections reset. © Arcteq Relays Ltd...
  • Page 33 Description Settings menu the label text of the LED can be modi ed. This label is visible in LEDs quick displays and matrixes. LED color can be chosen between green and yellow in LED Color Settings menu. As default the color is green. © Arcteq Relays Ltd...
  • Page 34 Programmable control switches (PCS) are switches that can be used to control signals in mimic view. These signals can be used in various situations (controlling logic program, function blocking etc.) You can give each switch a name and set access level to determine who can control the switch. © Arcteq Relays Ltd...

  • Page 35: Communication Menu

    Connections menu. IEDs support following communication protocols: SNTP, IEC61850, ModbusTCP, ModbusRTU, IEC103, IEC101/104, SPA and ModbusIO as a standard. It is also possible to have additional protocols with special extra communication interface modules. © Arcteq Relays Ltd...
  • Page 36 ModbusTCP can be used at the same time with other Ethernet based protocols like SNTP and IEC61850. ModbusRTU / IEC103 / ModbusIO con guration menus. ModbusRTU like other serial protocols can be used only one at the time over one physical serial communication interface. © Arcteq Relays Ltd...

  • Page 37: Measurement Menu

    It is possible to individually invert polarity of each phase current. Transformers menu also displays more information like scaling factors for CTs and per unit values. FREQUENCY © Arcteq Relays Ltd...
  • Page 38 Per-unit group has values for fundamental component, TRMS, amplitude- and power THD and peak- to peak values. Primary group has values for fundamental component and TRMS and same applies with Secondary group. Phase Angle group displays the angle of each measured component. © Arcteq Relays Ltd...
  • Page 39 Harmonics menu displays voltage and current harmonics from fundamental component up to 31th harmonic. It is possible to select whether each component is displayed as Absolute- or Percentage and as primary or secondary amps or per unit values. PHASORS © Arcteq Relays Ltd...

  • Page 40: Monitoring Menu

    Monitoring menu includes Monitoring Enabled, Monitoring Functions, Disturbance REC and Device Diagnostics sub-menus. Valid Monitor functions vary according IED type. Figure. 4.8. - 44. Monitoring menu view. Monitor functions vary according IED type. MONITORS ENABLED Figure. 4.8. - 45. IED Monitors Enabled sub- menu. © Arcteq Relays Ltd...
  • Page 41 Activated menus will appear in the Monitor functions sub-menu. MONITOR FUNCTIONS Figure. 4.8. - 46. IED function modi cation. Con guring monitor functions is very similar to con guring protection stages. DISTURBANCE REC © Arcteq Relays Ltd...
  • Page 42 Recording mode is either First in First out or Keep Olds. Sample rate of analogue channels is 8/16/32/62 samples per cycle. Digital channel sample rate is xed 5 ms. Pre triggering time is selectable between 5…95%. © Arcteq Relays Ltd...
  • Page 43 Device Diagnostics gives detailed feedback of the IED condition generally and whether option cards are installed correctly without problems. In case anything abnormal is noticed in Device diagnostics menu and it cannot be reset please contact closest representative or manufacturer. © Arcteq Relays Ltd...

  • Page 44: User Level Password Con Guration

    Con gurator: Can change most settings like basic protection pick-up levels or time delays, breaker control functions, signal descriptions etc. Can operate breakers or other equipment. Super user: Access to change any setting and can operate breakers or other equipment. © Arcteq Relays Ltd...

  • Page 45: Functions

    Instruction manual Version: 2.00 5. Functions 5.1. Functions included in AQ-F210 This chapter presents the functions of AQ-F210 Feeder Protection relay. AQ-F210 includes following functions and amounts of instances of the functions. Table. 5.1. - 1. Protection functions of AQ-F210 Name...

  • Page 46: Measurements

    Setting the relay nominal current makes the motor protection a lot easier and straight forward. In modern protection devices this scaling calculation is done internally after the current transformer primary, secondary and motor nominal currents are given). © Arcteq Relays Ltd...
  • Page 47 CT primary value should be the base for per unitizing. If the per unit scaling is wanted to be according to the CT values then “Scale meas to In” is set to “CT nom p.u.” As presented in the gure below. © Arcteq Relays Ltd...
  • Page 48 If the settings would be wanted to be scaled to load nominal then the selection “Scale meas to In” would be set to “Object In p.u.” Figure. 5.2.1. - 52. Phase current transformer scalings to protected object nominal current. © Arcteq Relays Ltd...
  • Page 49 Figure. 5.2.1. - 54. Residual current I02 scaling to ring core CT input. If the scaling was made to CT primary or to object nominal current the measurements will look as follows with nominal current feeding: Figure. 5.2.1. - 55. Scalings to CT nominal. © Arcteq Relays Ltd...
  • Page 50 Figure. 5.2.1. - 57. If zero sequence current transformer is used it should be connected to I02 channel which has lower CT scaling ranges. Figure. 5.2.1. - 58. Setting example of zero sequence current transformer application. © Arcteq Relays Ltd...
  • Page 51 Phase unbalance protection trips immediately when it is activated. Earth fault protection trips immediately when it is activated. In following rows few most common cases are presented. © Arcteq Relays Ltd...
  • Page 52 I2: 0.67 xIn / 60.00 deg I0Calc: 0.67 xIn / -60.00 deg Resolution: - Change wires to opposite in CT module connectors 5 – 6 - Or from the Transformers, Phase CT scaling select IL3 polarity to “Invert”. © Arcteq Relays Ltd...
  • Page 53 IL3: 1.00 xIn / 240.00 deg Sequence currents I1: 0.00 xIn / 0.00 deg I2: 1.00 xIn / 0.00 deg I0Calc: 0.00 xIn / 0.00 deg Resolution: -  Change wires to opposite in CT module connectors 1 - 5 © Arcteq Relays Ltd...
  • Page 54 P/S /secondary current ratio Table. 5.2.1. - 9. Settings of the residual I02 CT scaling. Name Range Step Default Description I02 CT 0.2… 0.00001A 100.0A Rated primary current of the CT in amperes. primary 25000.0A © Arcteq Relays Ltd...
  • Page 55 Per unit measurement from calculated I0 current fundamental frequency RMS Calculated I0 0.01xIn 1250.0xIn current. Per unit measurement from I01 residual current channel TRMS current Phase current I01 0.00… 0.01xIn TRMS 1250.0xIn including harmonics up to 31 © Arcteq Relays Ltd...
  • Page 56 Negative sequence current 0.00…1250.0xIn 0.01xIn Per unit measurement from calculated negative sequence current Zero sequence current 0.00…1250.0xIn 0.01xIn Per unit measurement from calculated zero sequence current Table. 5.2.1. - 19. Primary sequence current measurements. Name Range Step Description © Arcteq Relays Ltd...

  • Page 57: Frequency Tracking And Scaling

    Measurement sampling can be set to frequency tracking mode or xed user given frequency sampling mode. Bene t of the frequency tracking is that the measurements are in given accuracy range even when the fundamental frequency of the power system changes. © Arcteq Relays Ltd...
  • Page 58 FFT calculation has always whole power cycle in the buffer. Further improvement for the achieved measurement accuracy is the Arcteq patented method of calibrating of the analog channels against 8 system frequency points for both, magnitude and angle. This frequency dependent correction compensates the used measurement hardware frequency dependencies.
  • Page 59 Use nom. freq. 0… 0.005s 0.100s Setting is valid if tracking mode is active and start behavior is “Use until 1800.000s nom or tracked” Tracked F CHA 5…75.0Hz 0.1Hz Display of the channel A tracked frequency, rough value. © Arcteq Relays Ltd...

  • Page 60: General Menu

    Table. 5.3. - 26. General-menu indications Name Description Serial number Unique serial number identi cation of the unit. SW version Units rmware software version. HW conf. Units order code identi cation. UTC time UTC time value which IED clock uses. © Arcteq Relays Ltd...

  • Page 61: Protection Functions

    Protection function is run in a completely digital environment with protection CPU microprocessor which also processes the analog signals transferred to digital form. © Arcteq Relays Ltd...
  • Page 62 Figure. 5.4.1. - 61. Pick up and reset characteristics of the function. The pick-up activation of the function is not directly equal to start-signal generation of the function. Start signal is allowed if blocking condition is not active. © Arcteq Relays Ltd...
  • Page 63 De nite time operation (DT) will give trip signal with user given time delay regardless of the measured current for as long as the current is above/below the Xset value and thus pick-up element is active (independent time characteristics). © Arcteq Relays Ltd...
  • Page 64 IEC standard delay characteristics. Normally Inverse, Extremely Inverse, characteristics Very Inverse and Long Time Inverse characteristics. Param selection allows the tuning of the constants A and B which allows setting of Param characteristics following the same formula as the IEC curves mentioned here. © Arcteq Relays Ltd...
  • Page 65 Constant B for IEC/IEEE characteristics. Setting is active and visible when Delay Type is selected to IDMT. 0.0000… 0.0001 0.0200 250.0000 Constant C for IEEE characteristics. Figure. 5.4.1. - 64. Inverse operating time formulas for IEC and IEEE standards. © Arcteq Relays Ltd...
  • Page 66 AQ-F210 Instruction manual Version: 2.00 Figure. 5.4.1. - 65. De nite time operating characteristics. © Arcteq Relays Ltd...
  • Page 67 AQ-F210 Instruction manual Version: 2.00 Figure. 5.4.1. - 66. IEC prede ned characteristics NI, VI, LTI and EI © Arcteq Relays Ltd...
  • Page 68 AQ-F210 Instruction manual Version: 2.00 Figure. 5.4.1. - 67. IEEE ANSI prede ned characteristics EI, LTI, NI and VI © Arcteq Relays Ltd...
  • Page 69 AQ-F210 Instruction manual Version: 2.00 Figure. 5.4.1. - 68. IEEE prede ned characteristics EI, MI and VI © Arcteq Relays Ltd...
  • Page 70 IEC or IEEE standards. These functions are Overcurrent stages, Residual overcurrent stages, Directional overcurrent stages and Directional residual overcurrent stages. The setting parameters and their ranges are documented in the function blocks respective chapters. © Arcteq Relays Ltd...
  • Page 71 Time calculation characteristics selection. If activated the operating time during release counter is continuing until set release time even the pick-up element is reset. time Behavior of stages with different release time con gurations are presented in the following gures. © Arcteq Relays Ltd...
  • Page 72 AQ-F210 Instruction manual Version: 2.00 Figure. 5.4.1. - 70. No delayed pick-up release. Figure. 5.4.1. - 71. Delayed pick-up release, delay counter is reset at signal drop-off. © Arcteq Relays Ltd...
  • Page 73 Figure. 5.4.1. - 73. Delayed pick-up release, delay counter value is decreasing during the release time. Resetting characteristics can be set according to the application. Default setting is delayed with 60 ms and the time calculation is held during the release time. © Arcteq Relays Ltd...

  • Page 74: Non-Directional Overcurrent I> (50/51)

    START and TRIP events simultaneously with equivalent time stamp. Time stamp resolution is 1ms. Function provides also cumulative counters for START, TRIP and BLOCKED events. In the following gure is presented the simpli ed function block diagram of the NOC function. © Arcteq Relays Ltd...
  • Page 75 Table. 5.4.2. - 31. General settings of the function Name Description Range Step Default 1:Disabled Setting control from Activating this parameter permits changing the pick-up level of the 1:Disabled comm bus protection stage via SCADA. 2:Allowed © Arcteq Relays Ltd...
  • Page 76 User settable variables are binary signals from the system. Blocking signal needs to reach the IED minimum of 5 ms before the set operating delay has passedfor blocking to be active in time.  © Arcteq Relays Ltd...
  • Page 77 Start OFF 1346 NOC2 Trip ON 1347 NOC2 Trip OFF 1348 NOC2 Block ON 1349 NOC2 Block OFF 1350 NOC2 Phase A Start On 1351 NOC2 Phase A Start Off 1352 NOC2 Phase B Start On © Arcteq Relays Ltd...
  • Page 78 1480 NOC4 Phase B Start On 1481 NOC4 Phase B Start Off 1482 NOC4 Phase C Start On 1483 NOC4 Phase C Start Off 1484 NOC4 Phase A Trip On 1485 NOC4 Phase A Trip Off © Arcteq Relays Ltd...

  • Page 79: Non-Directional Earth Fault I0> (50N/51N)

    START and TRIP events simultaneously with equivalent time stamp. Time stamp resolution is 1ms. Function provides also cumulative counters for START, TRIP and BLOCKED events. In the following gure is presented the simpli ed function block diagram of the NEF function. © Arcteq Relays Ltd...
  • Page 80 2:Allowed 1:RMS De nes which available measured magnitude is used by the 2:TRMS Measured magnitude 1:RMS function 3:Peak-to- peak 1:I01 Input selection De nes which measured residual current is used by the function. 2:I02 1:I01 3:I0Calc © Arcteq Relays Ltd...
  • Page 81 Operating time characteristics for trip and reset This function supports de nite time delay (DT) and inverse de nite minimum time (IDMT) delay types. For detailed information on these delay types refer to chapter General properties of a protection function. © Arcteq Relays Ltd...
  • Page 82 Fault Prefault Trip time Used Date & Time code type current current current remaining dd.mm.yyyy 1664-1861 A-G-R… Start average Trip -20 ms Start -200 ms 0ms -1800s 1 - 8 hh:mm:ss.mss Descr. C-G-F current averages averages © Arcteq Relays Ltd...

  • Page 83: Current Unbalance I2

    1ms. Function provides also cumulative counters for START, TRIP and BLOCKED events. In the following gure is presented the simpli ed function block diagram of the CUB function. Figure. 5.4.4. - 75. Simpli ed function block diagram of the CUB function. © Arcteq Relays Ltd...
  • Page 84 0.01xIn 0.2xIn I2/I1set Pick-up setting for I2/I1 mode  1…200% 0.01% The pick-up activation of the function is not directly equal to start-signal generation of the function. Start signal is allowed if blocking condition is not active. © Arcteq Relays Ltd...
  • Page 85 Uniquely to current unbalance protection there is also “Curve2” delay available which follows the formula below: t = Operating time = Calculated negative sequence 2meas = Nominal current k = Constant k value (user settable delay multiplier) = Pick-up setting of the function © Arcteq Relays Ltd...
  • Page 86 RI-type Non-standard RI-type, RD-type and Curve2 delay char. Curve2 Setting is active and visible when Delay Type is selected to IDMT. Time dial 0.01…25.00s 0.01s 0.05s setting k Time dial / multiplier setting for IDMT characteristics. © Arcteq Relays Ltd...
  • Page 87 Event block name Event Code Description 2048 CUB1 Start ON 2049 CUB1 Start OFF 2050 CUB1 Trip ON 2051 CUB1 Trip OFF 2052 CUB1 Block ON 2053 CUB1 Block OFF 2112 CUB2 Start ON 2113 CUB2 Start OFF © Arcteq Relays Ltd...

  • Page 88: Harmonic Overcurrent Ih> (50H/51H/68H)

    Start signal can be used for blocking other stages while in cases when the situation prolongs can Trip signal be used for other actions as time delayed. For IDMT operation IEC and ANSI standard time delays are supported as well as custom parameters. © Arcteq Relays Ltd...
  • Page 89 Magnitudes (rms) of phase L2/B current components: Fundamental, 2 harmonic, 3 harmonic, 4 IL2FFT 5 ms harmonic, 5 harmonic 7 , harmonic 9 , harmonic 11 , harmonic 13 , harmonic 15 , harmonic 17 harmonic 19 harmonic current. © Arcteq Relays Ltd...
  • Page 90 Measurement Selection of the measurement input either phase currents or residual IL1/IL2/IL3 input currents inputs. Each HOC function instance provides these same settings. Multiple instances of HOC can be set to operate independently of each other. © Arcteq Relays Ltd...
  • Page 91 In the function is available 12 last registers where the triggering event of the function (start, trip or blocked) is recorded with time stamp and process data values. © Arcteq Relays Ltd...

  • Page 92: Circuit Breaker Failure Protection Cbfp (50Bf)

    CBFP function can be used for Retrip to the failing breaker and if the Retrip fails the upstream breaker can be tripped by using CBFP output. Retrip functionality can be disabled if the breaker does not have two open coils. © Arcteq Relays Ltd...
  • Page 93 Table. 5.4.6. - 53. Analogic magnitudes used by the CBFP function. Signal Description Time base IL1RMS Fundamental RMS measurement of phase L1/A current 5 ms IL2RMS Fundamental RMS measurement of phase L2/B current 5 ms © Arcteq Relays Ltd...
  • Page 94 The pick-up activation of the function is not directly equal to start-signal generation of the function. Start signal is allowed if blocking condition is not active. From binary signals the activation of the pick- up is immediate when the monitored signal is activated. © Arcteq Relays Ltd...
  • Page 95 CBFP start timer, this setting de nes how long the starting condition has to last CBFP 0.005s 0.200s 1800.000s before CBFP signal is activated. A few typical cased of CBFP are presented in the following gures. © Arcteq Relays Ltd...
  • Page 96 Retrip is wired in parallel from its own output contact in the IED to the second tripping coil of the circuit breaker. CBFP signal to upstream is wired normally from its output contact in the IED to the upstream / incomer breaker. In following are few operational cases presented regarding to the different applications. © Arcteq Relays Ltd...
  • Page 97 CBFP will be issued to upstream breaker. If the primary protection function clears the fault e.g. the circuit breaker operates normally the counters for retrip and CBFP are reset immediately the current is measured below the threshold settings. © Arcteq Relays Ltd...
  • Page 98 This con guration allows the CBFP to be controlled on current based functions only and other function trips can be excluded from the CBFP functionality. © Arcteq Relays Ltd...
  • Page 99 This con guration allows the CBFP to be controlled on current based functions with added security from the current monitoring of the CBFP function and other function trips can be also included to the CBFP functionality. © Arcteq Relays Ltd...
  • Page 100 Probably the most common application is the case where the circuit breaker trip coil is controlled with the IED trip output and CBFP is controlled with one dedicated CBFP contact. In following are few operational cases presented regarding to the different applications and settings of the CBFP function. © Arcteq Relays Ltd...
  • Page 101 CBFP will be issued to upstream breaker. If the primary protection function clears the fault e.g. the circuit breaker operates normally the counter for CBFP are reset immediately the current is measured below the threshold settings. © Arcteq Relays Ltd...
  • Page 102 This con guration allows the CBFP to be controlled on current based functions only and other function trips can be excluded from the CBFP functionality. © Arcteq Relays Ltd...
  • Page 103 This con guration allows the CBFP to be controlled on current based functions with added security from the current monitoring of the CBFP function and other function trips can be also included to the CBFP functionality. © Arcteq Relays Ltd...
  • Page 104 CBFP for the upstream breaker tripping. In this example no retripping is utilized and CBFP signal is used for the incomer trip from the outgoing breaker trip signal. The trip signal can be transported in between of the IED:s also by using GOOSE messages if so wanted. © Arcteq Relays Ltd...
  • Page 105 Table. 5.4.6. - 57. Event codes of the CBFP function instance Event Number Event channel Event block name Event Code Description 2816 CBF1 Start ON 2817 CBF1 Start OFF 2818 CBF1 Retrip ON 2819 CBF1 Retrip OFF 2820 CBF1 CBFP ON © Arcteq Relays Ltd...

  • Page 106: Restricted Earth Fault / Cable End Differential (Ref) I0D> (87N)

    ON/OFF events to the common event buffer from each of the two output signals. Time stamp resolution is 1ms. Function provides cumulative counters for REF Trip and BLOCKED events. In the following gure is presented the simpli ed function block diagram of the REF function. © Arcteq Relays Ltd...
  • Page 107 The following general settings de ne the general behavior of the function. These settings are static i.e. it is not possible change them with setting group switching. Table. 5.4.7. - 60. General settings of the REF stage (not SG selectable) Name Range Step Default Description © Arcteq Relays Ltd...
  • Page 108 The pick-up activation of the function is not directly equal to trip-signal generation of the function. Trip signal is allowed if blocking condition is not active. In the following gure is presented the differential characteristics with default settings. Figure. 5.4.7. - 90. Differential characteristics for REF function with default settings. © Arcteq Relays Ltd...
  • Page 109 User settable variables are binary signals from the system. Blocking signal needs to reach the IED minimum of 5 ms before the set operating delay has passedfor blocking to be active in time. typical applications for this function are presented in the following gures. © Arcteq Relays Ltd...
  • Page 110 In case of outside earth fault the circulating residual current in the faulty phase winding is not causing tripping because the comparison of measured starpoint current and calculated residual current differential is close to zero. © Arcteq Relays Ltd...
  • Page 111 To main event buffer it is possible to select status “On” or “Off” messages. 12 last registers are available in the function where the triggering event of the function (Trip activated or blocked) is recorded with time stamp and process data values. © Arcteq Relays Ltd...

  • Page 112: Line Thermal Overload Protection Tf> (49F)

    = Loading factor (service factor) coef cient, maximum allowed load current in per unit value depend of the protected object or cable/line installation = Temperature correction factor either from linear approximation or settable 10 point thermal capacity curve. © Arcteq Relays Ltd...
  • Page 113 RTD sensor for the measurement. When the ambient temperature of the protected object is stable it can be set manually (e.g. in case of ground dug cables). © Arcteq Relays Ltd...
  • Page 114 = Ambient temperature correction factor for the minimum temperature = Ambient temperature reference (can be set in  ̊ C or  ̊ F , the temperature in which the given manufacturer presumptions apply and the temperature correction factor is 1.0) © Arcteq Relays Ltd...
  • Page 115 10 pairs of temperature – correction factor pairs. Figure. 5.4.8. - 97. Example of the ground temperature and correction coef cient. In the manufacturer given data the temperature coef cient may be informed as in gure above. © Arcteq Relays Ltd...
  • Page 116 This information is usually provided by the cable manufacturer. For cable the initial data may be as follows (example data from Prysmian cables datasheet). © Arcteq Relays Ltd...
  • Page 117 In addition to the ampere-temperature values equally important information is the continuous current capacity presumptions (e.g. in which conditions the given values apply). In following gure the presumptions are given for example to Prysmian cables. © Arcteq Relays Ltd...
  • Page 118 If the installation conditions vary from the presumption conditions, manufacturers may give additional information of how the current carrying capacity should be corrected in order to match changed conditions. Figure. 5.4.8. - 101. Correction coef cients for the current carrying capacity given by the manufacturer (Prysmian). © Arcteq Relays Ltd...
  • Page 119 As an example of the k (service factor, current carrying capacity) factor importance let’s calculate cable installation with correct k factor and without setting it to correct value. Initial data for the set-up of the thermal image: © Arcteq Relays Ltd...
  • Page 120 In = 680 A, Tmax = 90  ̊ C , Tamb = 15  ̊ C , Tref = 15  ̊ C and k = 1.0 Figure. 5.4.8. - 102. Thermal image response with nominal load when the installation is according to the presumptions. © Arcteq Relays Ltd...
  • Page 121 71.4 kA and its insulation is XLPE. The cables screen circuit is open and the laying of the cable is flat. Its current carrying capacity is 575A in 65  ̊ C and 680A in 90  ̊ C . Reference temperature for ground installation is 15  ̊ C . Cable thermal time constant is 183.8 min. © Arcteq Relays Ltd...
  • Page 122 If in this case the k factor would not been set the thermal image would show about 68  ̊ C temperature when it in reality would be 96  ̊ C . © Arcteq Relays Ltd...
  • Page 123 550A current instead of the initial data given current of 680A. Estimating trip time Calculated effective nominal current: × tamb × I , where fact fact is the service factor fact tamb is the ambient temperature factor fact © Arcteq Relays Ltd...
  • Page 124 ON/OFF events to the common event buffer from each of the two output signal. Time stamp resolution is 1ms. Function provides also cumulative counters for TOLF Trip, Alarm 1, Alarm 2, Inhibit and BLOCKED events. In the following gure is presented the simpli ed function block diagram of the TOLF function. © Arcteq Relays Ltd...
  • Page 125 Time constant setting. This time constant is used for 0.1… tau (t const) 0.1min 10.0min heating and cooling of the protected object. Setting is 500.0min visible if Set or estimate tau setting is selected to “Set”. © Arcteq Relays Ltd...
  • Page 126 “Linear est.” 0.01… Temperature correction factor for minimum ambient temperature k at min amb temp 0.01xIn 1.00xIn 5.00xIn setting. Setting is visible if  Ambient lin. or curve is set to “Linear est.” © Arcteq Relays Ltd...
  • Page 127 If the blocking signal is not activated when the pick-up element activates, a Trip signal is generated and the function proceeds to the time characteristics calculation. © Arcteq Relays Ltd...
  • Page 128 -  TF> Alarm 2 time to rel.: Time to theta to reach under Alarm 2 limit when cooling -  TF> Inhibit time to rel.: Time to theta to reach under Inhibit limit when cooling Table. 5.4.8. - 72. Counters Name Description / values © Arcteq Relays Ltd...
  • Page 129 Ref. T current code theta current moment dd.mm.yyyy 4288- 4297 Descr. seconds hh:mm:ss.mss Temp rise at the Hot spot max Max temp rise allowed Hot Spot estimate Trip delay rem Used SG moment all. 1 - 8 © Arcteq Relays Ltd...

  • Page 130: Arc Fault Protection Iarc>/I0Arc>(50Arc/50Narc)

    Arc protection card has four sensor channels. Up to three arc point sensors may be connected to each channel. Sensor channels support Arcteq AQ-01 (light sensing) and AQ-02 (pressure and light sensing) units. Optionally protection function can be applied with phase or residual current condition.
  • Page 131 Example scheme setting The following examples enables better understanding of setting up the arc protection function. In the following cases AQ-101 models are used to extend the protection of Zone2 and to protect each outgoing feeder (Zone3). © Arcteq Relays Ltd...
  • Page 132 AQ-100 series units to AQ-200 series arc protection card to prevent the pulses from activating ArcB1. Next example is the same as in the rst one but this time each outgoing feeder has AQ-2xx protection relay instead of AQ-101 arc protection relay. © Arcteq Relays Ltd...
  • Page 133 Arc protection uses sample based current measurement. If required number of samples is found over the setting limit current condition activates. It is possible to use either phase currents or residual current in the tripping decision. © Arcteq Relays Ltd...
  • Page 134 5 ms before the set operating delay has passedfor blocking to be active in time. Events & registers The ARC function generates events and registers from the status changes of start, trip and blocked. To main event buffer it’s possible to select status “On” or “Off” messages. © Arcteq Relays Ltd...
  • Page 135 4766 ARC1 Channel 2 Pressure On 4767 ARC1 Channel 2 Pressure Off 4768 ARC1 Channel 3 Light On 4769 ARC1 Channel 3 Light Off 4770 ARC1 Channel 3 Pressure On 4771 ARC1 Channel 3 Pressure Off © Arcteq Relays Ltd...

  • Page 136: Programmable Stage

    “Activated”, the amount of programmable stages can be set anywhere between 1 to 10 depending on the need of the application. In the example below the amount of programmable stages have been set to 2, which results in PS1 and PS2 appearing. The inactive stages are hidden until they are activated. © Arcteq Relays Ltd...
  • Page 137 0.00866 multiplier inverses to 100%. This way pre-processed signal is easier to set, but it is also possible to just use scaling factor of 1.0 and set the desired pick-up limit as primary voltage. In the same way any chosen measurement value can be scaled to desired form. © Arcteq Relays Ltd...
  • Page 138 Any of the signals need to ful ll the pick-up condition. Each signal has their own pick-up setting. Mag3 4:Mag1 AND Mag2 AND All of the signals need to ful ll the pick-up condition. Each signal has their own pick-up setting. Mag3 © Arcteq Relays Ltd...
  • Page 139 4:Delta Relative change over time. If the measured signal changes more than the set relative pick-up value in 20ms, set(%) +/- > the comparison condition is ful lled. The condition is dependent on direction. © Arcteq Relays Ltd...
  • Page 140 IL2 13th harmonic in per unit value IL2 15th h. IL2 15th harmonic in per unit value IL2 17th h. IL2 17th harmonic in per unit value IL2 19th h. IL2 19th harmonic in per unit value Description © Arcteq Relays Ltd...
  • Page 141 I02 17th harmonic in per unit value I02 19th h. I02 19th harmonic in per unit value TRMS Description IL1 TRMS IL1 True RMS in per unit value IL2 TRMS IL2 True RMS in per unit value © Arcteq Relays Ltd...
  • Page 142 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 angle U0Ang U0 angle Calculated Description © Arcteq Relays Ltd...
  • Page 143 XL31Pri Reactance X L31 primary ohm RL12Sec Resistance R L12 secondary ohm XL12Sec Reactance X L12 secondary ohm RL23Sec Resistance R L23 secondary ohm XL23Sec Reactance X L23 secondary ohm RL31Sec Resistance R L31 secondary ohm © Arcteq Relays Ltd...
  • Page 144 Positive Reactance X secondary ohm ZSeqPri Positive Impedance Z primary ohm ZSeqSec Positive Impedance Z secondary ohm ZSeqAngle Positive Impedance Z angle GL1Pri Conductance G L1 primary mS BL1Pri Susceptance B L1 primary mS GL2Pri Conductance G L2 primary mS © Arcteq Relays Ltd...
  • Page 145 Outputs of the function are Start Trip and Blocked signals. Setting parameters are static inputs for the function which are changed only by user input in the setup phase of the function. Programmable stage utilize total of eight separate setting groups which can be selected from one common source. © Arcteq Relays Ltd...
  • Page 146 User settable variables are binary signals from the system. Blocking signal needs to reach the IED minimum of 5 ms before the set operating delay has passedfor blocking to be active in time. © Arcteq Relays Ltd...
  • Page 147 8601 PGS1 PS5 >/< Start OFF 8602 PGS1 PS5 >/< Trip ON 8603 PGS1 PS5 >/< Trip OFF 8604 PGS1 PS5 >/< Block ON 8605 PGS1 PS5 >/< Block OFF 8606 PGS1 reserved 8607 PGS1 reserved © Arcteq Relays Ltd...
  • Page 148 12 last recorded events for all provided instances separately. Table. 5.4.10. - 81. Register content. Trip time Used Date & Time Event code >/< Mag# Mag#/Set# remaining dd.mm.yyyy 8576-8637 Magnitude # Measured magnitude/Pick-up 0ms -1800s 1 - 8 hh:mm:ss.mss Descr. value setting © Arcteq Relays Ltd...

  • Page 149: Control Functions

    2 is selected with signal and when it is released the setting group 1 shall not be automatically selected and the logic needs separate control to set the active setting group back to group 1. © Arcteq Relays Ltd...
  • Page 150 5:SG5 is speci cally controlled to “On” after force SG is disabled if there is no other 6:SG6 controls the last set SG shall remain active. 7:SG7 8:SG8 © Arcteq Relays Ltd...
  • Page 151 4161 SG2 Disabled 4162 SG3 Enabled 4163 SG3 Disabled 4164 SG4 Enabled 4165 SG4 Disabled 4166 SG5 Enabled 4167 SG5 Disabled 4168 SG6 Enabled 4169 SG6 Disabled 4170 SG7 Enabled 4171 SG7 Disabled 4172 SG8 Enabled © Arcteq Relays Ltd...
  • Page 152 4205 SG2 Active Off 4206 SG3 Active On 4207 SG3 Active Off 4208 SG4 Active On 4209 SG4 Active Off 4210 SG5 Active On 4211 SG5 Active Off 4212 SG6 Active On 4213 SG6 Active Off © Arcteq Relays Ltd...
  • Page 153 In addition to the direct connection below also additional logic can be added to the control similarly to the 1 wire control. By that way single wire loss will not effect to the correct setting group selection. © Arcteq Relays Ltd...
  • Page 154 In this example the CLPU function output is used for the automatic setting group change. Similarly to this application, any combination of the available signals in the relay database can be programmed to be used for in the setting group selection logic. © Arcteq Relays Ltd...

  • Page 155: Object Control And Monitoring (Obj)

    Time stamp resolution is 1ms. Function provides also cumulative counters for Open and Close act and Open / Close Failed events. In the following gure is presented the simpli ed function block diagram of the OBJ function. © Arcteq Relays Ltd...
  • Page 156 Link to the physical or software binary input.“1” means that the opening of the object is blocked. Open Block Position indication can be done among binary inputs and protection stage signals by using IEC- Input 61850, GOOSE or logical signals. (SWx) © Arcteq Relays Ltd...
  • Page 157 CB is selected, settings for WD cart, position indication of the CB, object ready, use synchrocheck and control timings are available. The functionality of the selected object is presented in the table below. Table. 5.5.2. - 88. Object type selection Object type Functionality Description © Arcteq Relays Ltd...
  • Page 158 500.00s be used in the matrix or the logic editor. The pick-up activation of the function is not directly equal to start-signal generation of the function. Start signal is allowed if blocking condition is not active. © Arcteq Relays Ltd...
  • Page 159 Table. 5.5.2. - 90. Event codes of the OBJ function instances 1 – 5. Event block name Description OBJ 1...5 Object Intermediate OBJ 1...5 Object Open OBJ 1...5 Object Close OBJ 1...5 Object Bad OBJ 1...5 WD Intermediate © Arcteq Relays Ltd...

  • Page 160: Indicator Object Monitoring (Cin)

    IEC-61850, GOOSE or logical signals. (SWx) Status change of the signals will always cause recorded event also in the indicators continuous status indications. Events can be enabled or disabled according to the application requirements. © Arcteq Relays Ltd...

  • Page 161: Auto-Reclosing 0 → 1 (79)

    Majority of this type of faults can be cleared with high speed autoreclosing and the rest of the faults can be cleared with delayed autoreclosing by de-energizing the faulty line for a longer period of time. © Arcteq Relays Ltd...

  • Page 162: Auto-Reclosing 0 → 1 (79)

    Also for lower voltage levels the breaker open- close-open cycle capacity gives restrictions for the minimum Dead Time setting while with higher voltage levels the de-ionizing time dictates the minimum Dead Time which makes possible a successful autoreclosing. © Arcteq Relays Ltd...
  • Page 163 Short circuit protection is used for interlocking of the autorecloser in case of clear short circuit fault in the line. Figure. 5.5.4. - 121. Example of signals assignment for autoreclosing sequences © Arcteq Relays Ltd...
  • Page 164 For this earth fault autoreclosing scheme directional earth fault protection Trip signal to operate was set as REQ2 starter which has Shot1 and Shot2 enabled with following settings. One rapid shot followed by time delayed shot is set for this scheme. © Arcteq Relays Ltd...
  • Page 165 5. Circuit Breaker is closed towards the fault which was not cleared by the Shot1 given non- energized time and I0Dir> stage picks up and starts to calculate operating time for trip. Close command is drop off after the breaker closed indication is received and the autorecloser starts to calculate Reclaim time. © Arcteq Relays Ltd...
  • Page 166 In this example fault persist for the high speed autoreclosing but is cleared by time delayed autoreclosing. Figure. 5.5.4. - 125. Settings for earth fault reclosing with two shots. This type of sequence represents 10-15% of all the faults in the medium voltage overhead line network. © Arcteq Relays Ltd...
  • Page 167 Autoreclosing reclaim time is running recloser will go directly to nal trip state and lock-out state. This behavior can be controlled with settings. Both of these reclaim times can be set to 0 when they are not needed. Autoreclosing will skip all timers set to 0. © Arcteq Relays Ltd...
  • Page 168 Recloser starts to calculate the Shot1 Dead Time for closing the breaker. 4. Dead Time for Shot1 is exceeded and autorecloser sends close request for the Object breaker, the close conditions are met and the breaker close command is sent to breaker close coil. © Arcteq Relays Ltd...
  • Page 169 / arcing times needs to be set accordingly. The main operating time settings of the protection should be longer than the values set to the autorecloser in order the state changes work properly for recloser. © Arcteq Relays Ltd...
  • Page 170 Running signals. Autorecloser enters to Lock-out state preventing further requests for reclosing. Circuit breaker is opened and I> Start signal is released. Simultaneously REQ1 signal is released and recloser is now in steady Lock-out state waiting for manual reset from user and re-initialization by closing the breaker. © Arcteq Relays Ltd...
  • Page 171 Recloser starts to calculate the Shot1 Dead Time for closing the breaker. 4. Dead Time for Shot1 is exceeded and autorecloser sends close request for the Object breaker, the close conditions are met and the breaker close command is sent to breaker close coil. © Arcteq Relays Ltd...
  • Page 172 In this example fault is cleared by the high speed autoreclosing. Figure. 5.5.4. - 133. Settings for overcurrent reclosing with two shots. This type of sequence represents 75-85% of all the faults in the medium voltage overhead line network. © Arcteq Relays Ltd...
  • Page 173 0. Also is possible to set the AR Reclaim not to be used after successful reclosing cycle. 7. Autoreclosing Reclaim Time is exceeded and Autorecloser is set to Ready state waiting for next request. © Arcteq Relays Ltd...
  • Page 174 The entering to next state can be controlled by Arcing time and Discrimination time settings. These settings are either or type which means that if Arcing time is selected Discrimination time cannot be selected for same request and same shot simultaneously. © Arcteq Relays Ltd...
  • Page 175 Autorecloser function can be divided into starter, shot selector state machine, sorter and shot blocks which operate dynamically during the reclosing cycles based on the given settings and input signals monitoring. Autorecloser behavior can be changed dynamically even during the cycle based on programmed reclosing scheme and active requests. © Arcteq Relays Ltd...
  • Page 176 Input for dynamically block the autoreclosing. When input is activated the recloser will halt its binary spontaneous operation and refuses any further requests. When signal is released recloser will continue its signal in blocking operation as were before receiving this signal. the IED © Arcteq Relays Ltd...
  • Page 177 AR Running well as into communication protocols. When autorecloser is executing shot requested by AR1 priority this signal is activated. Signal can be AR1 Request On connected to any relay IO as well as into communication protocols. © Arcteq Relays Ltd...
  • Page 178 Selection of the monitored / controlled breaker object. This selection de nes the Object the 2:Object 3 autorecloser monitoring and control signals are issued. This selection can be changed Object 3:Object 4 dynamically by setting group selection in real time in the IED. Default setting is Object 1. 4:Object 5 © Arcteq Relays Ltd...
  • Page 179 0.000s Arcing or Discrimination time is disabled in the autoreclosing scheme. This 1,2,3,4,5 step of 0.005s selection can be changed dynamically by setting group selection in real time in the Action time IED. Default setting 0.000s. © Arcteq Relays Ltd...
  • Page 180 60 second dead time. If AR4 or 5 requests are activated, from the corresponding rows from left to right and from up to down can be seen the autoreclosing schemes for each request. © Arcteq Relays Ltd...
  • Page 181 The AR function generates events and registers from the status changes of monitored signals as well as control command fails and operations. To main event buffer it is possible to select status “On” or “Off” messages. © Arcteq Relays Ltd...
  • Page 182 AR5 Request On 4060 AR5 Request Off 4061 Critical Request On 4062 Critical Request Off 4063 AR Running On 4064 AR Running Off 4065 Shot 1 Execute On 4066 Shot 1 Execute Off 4067 Shot 2 Execute On © Arcteq Relays Ltd...
  • Page 183 AR Status:, AR is ready, AR is not running, AR2 Requested, Executing Shot1 dd.mm.yyyy hh:mm:ss.mss AR Timers: No timers running 0.000 s AR Status:, AR is ready, AR is not running, Start time counting, AR2 Requested, Executing Shot1 dd.mm.yyyy hh:mm:ss.mss AR Timers: Start Delay 0.000 s © Arcteq Relays Ltd...
  • Page 184  OBJ1 Close Command On dd.mm.yyyy hh:mm:ss.mss 2962  OBJ1 Status Change On dd.mm.yyyy hh:mm:ss.mss 2944  OBJ1 Object Intermediate dd.mm.yyyy hh:mm:ss.mss 2946  OBJ1 Object Close dd.mm.yyyy hh:mm:ss.mss 2961  OBJ1 Close Command Off dd.mm.yyyy hh:mm:ss.mss 4087  AR1 Shot Reclaim Time On © Arcteq Relays Ltd...

  • Page 185: Cold Load Pick-Up (Clpu)

    Outputs of the function are CLPU act and Blocked signals. Setting parameters are static inputs for the function which are changed only by user input in the setup phase of the function. CLPU function utilizes total of eight separate setting groups which can be selected from one common source. © Arcteq Relays Ltd...
  • Page 186 (Im) per all three phases. Reset ratio of 97 % is inbuilt in the function and is always related to the settingvalue. The setting value is common for all measured phases and single-, dual- or all phases Im exceed of the Iset value will cause pick-up operation of the function. © Arcteq Relays Ltd...
  • Page 187 Also this parameter operates as “reclaim” time for the CLPU function in case the inrush current is not immediately initiated in the start-up sequence. Few typical cases of CLPU situations are presented in the gures below. © Arcteq Relays Ltd...
  • Page 188 Tmax time. When the measured current is in between of ILow and IHigh the start-up condition is considered to be over. The CLPU signal can be prolonged over this time by setting Tmin to higher value than 0.000s. © Arcteq Relays Ltd...
  • Page 189 CLPU signal is issued. If the CLPU is wanted to be activated in shorter time or directly when the measured current is below the ILow setting the Tset parameter can be set to lower value and even to 0.000s delay for immediate operation. © Arcteq Relays Ltd...
  • Page 190 CLPU activates after current has been under ILow  setting for time Tset . When current exceed the IHigh setting the maximum allowed CLPU timer start to count until Tmax time. In this example the measured current is exceeding the IOver setting during the startup situation and causes the CLPU signal immediate release. © Arcteq Relays Ltd...
  • Page 191 IHigh setting the maximum allowed CLPU timer start to count until Tmax time. In this example the measured current is over the set IHigh setting until Tmax time and causes the release of the CLPU signal. © Arcteq Relays Ltd...
  • Page 192 CLPU activates after current has been under ILow setting for time Tset. When current exceed the ILow setting but not IHigh the CLPU signal is active until the Tmin time. If no inrush is noticed during the Tmin time the CLPU signal is released. © Arcteq Relays Ltd...
  • Page 193 Table. 5.5.5. - 102. Event codes of the CLPU function Event Number Event channel Event block name Event Code Description 2688 CLP1 LowStart ON 2689 CLP1 LowStart OFF 2690 CLP1 HighStart ON 2691 CLP1 HighStart OFF 2692 CLP1 LoadNormal ON © Arcteq Relays Ltd...

  • Page 194: Switch On To Fault (Sotf)

    In the following gure is presented the simpli ed function block diagram of the SOTF function. Figure. 5.5.6. - 145. Simpli ed function block diagram of the SOTF function. © Arcteq Relays Ltd...
  • Page 195 SOTF Init On 3905 SOF1 SOTF Init Off 3906 SOF1 SOTF Block On 3907 SOF1 SOTF Block Off 3908 SOF1 SOTF Active On 3909 SOF1 SOTF Active Off 3910 SOF1 SOTF Trip On 3911 SOF1 SOTF Trip Off © Arcteq Relays Ltd...

  • Page 196: Ma Output Control

    1 0:Disabled Enables mA output cards outputs. Enable mA Out Channels 3&4 1:Enabled Enable mA Out Channels 5&6 0:Disabled mA option card 2 0:Disabled Enables mA output cards outputs. Enable mA Out Channels 7&8 1:Enabled © Arcteq Relays Ltd...
  • Page 197 Indicates in which option card slot mA output card is 8=SlotH; located in. 9=SlotI; 10=SlotJ; 11=SlotK; mA Output 5-8 Hardware 12=SlotL; found 13=SlotM; 14=SlotN; 15=Too many cards installed Table. 5.5.7. - 111. Measurement values reported by mA output card Name Range Step Description © Arcteq Relays Ltd...
  • Page 198 For example, a value for the lter time constant is 2 seconds for a 1 second period time of a disturbance oscillation. © Arcteq Relays Ltd...
  • Page 199 0:Floating point 1:Integer out Scaled value (Floor) 0:Floating Rounds the milliamp signal output as selected, handling 2:Integer point (Ceiling) 3:Integer (Nearest) Input value 1 0...4000 0.00001 Measured milliamp input value at curve point 1. © Arcteq Relays Ltd...

  • Page 200: Programmable Control Switch

    IED and IED CT inputs in case of malfunction or wire breaks. Open CT circuit can generate dangerously high voltages into the CT secondary side as well as cause not intended activation of current balance monitoring functions. © Arcteq Relays Ltd...
  • Page 201 ON/OFF events to the common event buffer from each of the two output signal. Time stamp resolution is 1ms. Function provides also cumulative counters for CTS alarm and BLOCKED events. Simpli ed function block diagram of CTS functionIn is presented in the following gure . © Arcteq Relays Ltd...
  • Page 202 Fundamental angle of phase L2/B current 5 ms IL3 Ang Fundamental angle of phase L3/C current 5 ms I01 Ang Fundamental angle of residual input I01 5 ms I02 Ang Fundamental angle of residual input I02 5 ms © Arcteq Relays Ltd...
  • Page 203 If blocking signal is active when pick-up element activates a BLOCKED signal will be generated and the function shall not process the situation further. If START function has been activated before blocking signal it will reset and the release time characteristics are processed as in case of when pick-up signal is reset. © Arcteq Relays Ltd...
  • Page 204 General properties of a protection function. Typical CTS cases In following gures are presented few typical cases of CTS situations and setting effects. Figure. 5.6.1. - 153. System in case when all is working properly and no fault is present. © Arcteq Relays Ltd...
  • Page 205 CTS conditions and as well as in the secondary circuit fault the CTS will issue alarm if this state continues until the set time has been spent. This means that the CTS do not supervise only the secondary circuit but also the primary circuit. © Arcteq Relays Ltd...
  • Page 206 By adjusting the Iset Highlimit and Iset Lowlimit setting parameters according to the application normal behavior, the operation of the CTS can be set to very sensitive for broken circuit/conductor faults. © Arcteq Relays Ltd...
  • Page 207 Figure. 5.6.1. - 159. System in case when secondary phase current wiring is broken. When phase current wire is broken all of the conditions are met in the CTS and alarm shall be issued in case if the situation continues until the set alarming time is met. © Arcteq Relays Ltd...
  • Page 208 Function includes 12 last registers where the triggering event of the function (ALARM activated or blocked) is recorded with time stamp and process data values. Table. 5.6.1. - 118. Event codes of the CTS function instance Event Number Event channel Event block name Event Code Description © Arcteq Relays Ltd...

  • Page 209: Disturbance Recorder (Dr)

    IED. Sample Signal Description rate Phase current I 8/16/32/64s/c Phase current I 8/16/32/64s/c Phase current I 8/16/32/64s/c Residual current I coarse* 8/16/32/64s/c Residual current I 8/16/32/64s/c Residual current I coarse* 8/16/32/64s/c Residual current I 8/16/32/64s/c © Arcteq Relays Ltd...
  • Page 210 Name Range Step Default Description Recorder 0:Disabled 1:Enabled Enables/Disabled recorder function. enabled 1:Enabled 0:Recorder ready; 1:Recording triggered; 2:Recording Recorder and storing; 0:Recorder Indicates the status of recorder. status 3:Storing ready recording; 4:Recorder full; 5:Wrong con g © Arcteq Relays Ltd...
  • Page 211 At least one trigger input has to be selected to “Recorder Trigger” -menu to ful ll this term. Events Disturbance recorder generates an event each time when it is triggered either manually or by using dedicated signals. Event cannot be masked off. © Arcteq Relays Ltd...
  • Page 212 312.5µs. Digital channels are tracked every 5 milliseconds. Figure. 5.6.2. - 162. Disturbance recorder settings. When there is at least one recording in the memory of the IED the recording can be analyzed by using AQviewer software. © Arcteq Relays Ltd...
  • Page 213 Recordings are packed comtrade les. Zip- le includes *.cfg and *.dat. AQviewer is capable to open original packed zip les directly or comtrade les as they are as far as both *.cfg and *.dat are located in same directory. © Arcteq Relays Ltd...
  • Page 214 -text appears when moving mouse cursor is on top of the icon. In this example line to neutral voltages UL1, Ul2 and UL3 are selected and moved to the right side. Con rm plotter by pressing OK –key. © Arcteq Relays Ltd...
  • Page 215 The DR function generates events from the status changes of the function. To main event buffer is possible to select status “On” or “Off” messages. Table. 5.6.2. - 122. Event codes of DR function. Event Number Event channel Event block name Event Code Description 4096 Recorder triggered On © Arcteq Relays Ltd...

  • Page 216: Measurement Recorder

    Record le location can be changed by editing the “Path”- eld. File name can be changed from the “File Name”- eld.  Hitting the red “Record”-button will start the recorder. Closing the measurement recorder-dialog will not stop the recording. To stop the recording, blue “Stop”-button must be pressed. © Arcteq Relays Ltd...
  • Page 217 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.E.bal.Mvarh Sec.Pha.Curr.IL1 U3Volt Pri L2 Exp/Imp React.Cap.E.bal.kvarh Sec.Pha.Curr.IL2 U4Volt Pri L2 Exp.React.Ind.E.Mvarh Sec.Pha.Curr.IL3 U1Volt Pri TRMS L2 Exp.React.Ind.E.kvarh Sec.Res.Curr.I01 U2Volt Pri TRMS L2 Imp.React.Ind.E.Mvarh © Arcteq Relays Ltd...
  • Page 218 P-P Curr.I01 System Volt UL23 mag (kV) Exp/Imp React.Ind.E.bal.Mvarh P-P Curr.I02 System Volt UL31 mag Exp/Imp React.Ind.E.bal.kvarh Pha.angle IL1 System Volt UL31 mag (kV) Other measurements Pha.angle IL2 System Volt UL1 mag TM> Trip expect mode © Arcteq Relays Ltd...
  • Page 219 Pha.Curr.I”L2 L2 Cos(phi) L1 Char current Pha.Curr.I”L3 L3 Apparent Power (S) L2 Bias current Res.Curr.I”01 L3 Active Power (P) L2 Diff current Res.Curr.I”02 L3 Reactive Power (Q) L2 Char current Calc.I”0 L3 Tan(phi) L3 Bias current © Arcteq Relays Ltd...

  • Page 220: Circuit Breaker Wear-Monitor (Cbw)

    CBW function is integrated into the controllable object function and can be enabled and set under object function. CBW function is independent function and initializes as separate independent instance which has own events and settings not related to the object it is linked © Arcteq Relays Ltd...
  • Page 221 Alarm 1 and Alarm 2 events. Operations left for each phase can be monitored also in the function. In the following gure the simpli ed function block diagram of the CBW function is presented. Figure. 5.6.4. - 168. Simpli ed function block diagram of the CBW function. © Arcteq Relays Ltd...
  • Page 222 0 … 200000 Pick-up threshold for remaining operations. When the remaining 100 op operations operation operations is below this setting Alarm 2 signal is activated. Setting example Setting example: Tavrida ISM/TEL-24-16 / 800 – 057 circuit breaker © Arcteq Relays Ltd...
  • Page 223 Value Current 1 (Inom) 0.80 kA Operation 1 (Inom) 30000 Op Current 2 (Imax) 16.00 kA Operations 2 (Imax) 100 Op Enable Alarm 1 1: Enabled Alarm 1 Set 1000 operations Enable Alarm 2 1: Enabled © Arcteq Relays Ltd...

  • Page 224: Total Harmonic Distortion Monitor (Thd)

    THD of the measured signals can be selected either amplitude- or power ratio THD. The difference is in the calculation formula: Power THD ratio is the sum of harmonic components squared divided by the fundamental component squared. © Arcteq Relays Ltd...
  • Page 225 THD Start and Alarm act and BLOCKED events. In the following gure is presented the simpli ed function block diagram of the THD function. Figure. 5.6.5. - 170. Simpli ed function block diagram of the THD function. © Arcteq Relays Ltd...
  • Page 226 Pick-up setting for THD alarm element from the phase currents. The measured THD 0.10 … IsetPh 0.01% 20.00% value has to be over this setting on at least one of the measured phases to activate 200.00% the alarm signal. © Arcteq Relays Ltd...
  • Page 227 In the function is available 12 last registers where the triggering event of the function (THD start, alarm or blocked) is recorded with time stamp and process data values. Table. 5.6.5. - 133. Event codes of the THD function Event Number Event channel Event block name Event Code Description © Arcteq Relays Ltd...

  • Page 228: Measurement Value Recorder

    Up to 8 magnitudes can be set to be recorded when function is triggered. Overcurrent fault type, voltage fault type and tripped stage can be recorded and reported forward to SCADA. © Arcteq Relays Ltd...
  • Page 229 Positive sequence resistance, reactance and impedance values and angles RseqAng, XseqAng, ZseqAng GL1, GL2, GL3, G0 BL1, BL2, BL3, B0 Conductances, susceptances and admittances YL1, YL2, YL3, Y0 YL1angle, YL2angle, YL3angle Admittance angles Y0angle Others Description © Arcteq Relays Ltd...
  • Page 230 VREC function generates events from function triggering. To main event buffer it is possible to select “On” or “Off” status messages. Table. 5.6.6. - 136. Event codes of the VREC function. Event Number Event channel Event block name Event Code Description © Arcteq Relays Ltd...
  • Page 231 AQ-F210 Instruction manual Version: 2.00 9984 VREC1 Recorder triggered On 9985 VREC1 Recorder triggered Off © Arcteq Relays Ltd...

  • Page 232: System Integration

    Following Modbus function types are supported: Read Holding Register, 3 Write Single Register, 6 Write Multiple Registers, 16 Read/Write Multiple Registers, 23 Following data can be accessed using both Modbus TCP and Modbus RTU Device measurements Device I/O Commands Events Time © Arcteq Relays Ltd...

  • Page 233: Modbusio

    Channel selection for the module. For each of the 8 channels of the IO module connected thermocouple can be selected. T.C. type [+-20mA,Type J, Type K, Type T, Type E, Type R, Type S] Thermocouple type setting. © Arcteq Relays Ltd...

  • Page 234: Iec 61850

    Time synchronization Currently used 61850 setup of the device can be viewed in the IEC61850 tool ( Tools → IEC61850 ). For a list of available Logical Nodes in the Arcteq implementation browse the 61850 tree. See following picture: Figure. 6.1.4. - 171. IEC 61850 tool buttons.
  • Page 235 BRCB’s. All of these datasets can be edited. By un-checking both of the GOOSE publisher datasets GOOSE publisher service will be disabled. See following picture. Figure. 6.1.4. - 173. DataSets window for adding/removing and editing datasets. © Arcteq Relays Ltd...

  • Page 236: Goose

    Enable setting for GOOSE subscriber. 6.1.5. GOOSE Both GOOSE publisher and subscriber are supported by the Arcteq implementation. GOOSE subscriber is enabled by parameter setting ( Communication → Protocols → IEC61850 → GOOSE subscriber enable ) and GOOSE inputs are con gured using HMI or Aqtivate tool. For each of the Goose inputs there is also an input quality signal which can also be used in the internal logic.
  • Page 237 GOOSE input signals on the receiving side together with the quality information for that binary signal. The quality information in the incoming frame will be ORed with GOOSE reception timeout supervision information so that quality information for each GOOSE input can be used in relay logic. © Arcteq Relays Ltd...

  • Page 238: Iec

    (slave). The IEC 103 protocol can be selected for the available serial ports of the device. A master or primary station can communicate with the Arcteq device and receive information by polling from the slave device. Disturbance recordings transfer is not supported.

  • Page 239: Spa Protocol

    , harmonic 9 , harmonic 11 , harmonic 13 , harmonic h., 15 h., 17 h., 19 , harmonic 17 , harmonic 19 harmonic current. I1,I2,I0Z Positive sequence current, negative sequence current and zero sequence current © Arcteq Relays Ltd...
  • Page 240 System f. Used tracking frequency at the moment Ref f1 Reference frequency 1 Ref f2 Reference frequency 1 M thermal T Motor thermal temperature F thermal T Feeder thermal temperature T thermal T Transformer thermal temperature © Arcteq Relays Ltd...
  • Page 241 Scale current values to primary 1:Yes values 0:Currents; 1:Voltages; 2:Powers; Slot 1…8 Magnitude selection Selection of slots measured magnitude category 3:Imp.(ZRX).Adm. (YGB); 4:Others; Described in table Selection of the magnitude in the previously selected Slot 1…8 Magnitude (x) above category © Arcteq Relays Ltd...

  • Page 242: Applications And Connection Examples

    AQ-F210 Instruction manual Version: 2.00 7. Applications and connection examples 7.1. Connections AQ-F210 Figure. 7.1. - 176. AQ-F210 variant without add-on modules. © Arcteq Relays Ltd...
  • Page 243 AQ-F210 Instruction manual Version: 2.00 Figure. 7.1. - 177. AQ-F210 variant with binary input and output modules. © Arcteq Relays Ltd...

  • Page 244: Example Feeder Application Connection

    AQ-F210 Instruction manual Version: 2.00 Figure. 7.1. - 178. AQ-F210 application example with function block diagram. 7.2. Example feeder application connection Connection example application with three phase currents and residual current connected. Binary inputs are connected for breaker status indication. Binary outputs are used for breaker control.

  • Page 245: 3-Phase, 3-Wire Aron Input Connection

    Figure. 7.2. - 179. Three phase currents and residual current measurement connected. 7.3. 3-phase, 3-wire ARON input connection This chapter presents a connection example of an application with protection current transformers for just two phases. Connection is suitable for both motor –and feeder applications. © Arcteq Relays Ltd...

  • Page 246: Trip Circuit Supervision (95)

    It is recommended to know that trip circuit is on healthy state when the breaker is closed. Application scheme for trip circuit supervision with one digital input is presented in gure below. © Arcteq Relays Ltd...
  • Page 247 Figure. 7.4. - 182. The digital input used for TCS needs to have normally closed polarity and 1.0 second activation delay to avoid nuisance alarms while circuit breaker is controlled open. Non-latched outputs are seen in the output matrix as hollow circles. Latched contacts are painted. See below presented gure. © Arcteq Relays Ltd...
  • Page 248 IED. Figure. 7.4. - 184. Trip circuit supervision by using one DI and latched output contact. © Arcteq Relays Ltd...
  • Page 249 While the breaker is open the logic is blocked. Logical output can be used in output matrix or in SCADA as pleased. Figure. 7.4. - 185. TCS block scheme when non-latched trip output is not used. © Arcteq Relays Ltd...

  • Page 250: Construction And Installation

    For a eld upgrade this means that the add-on module has to be ordered from Arcteq Ltd. or representative who shall provide the add-on module with corresponding unlocking code in order the device to be operating correctly after upgrading the hardware con guration.
  • Page 251 Comm. port 3 etc. since in the CPU-module already exist Comm. ports 1 and 2. After communication port is detected it is added into the communication space in the IED and corresponding settings are enabled for the IED. © Arcteq Relays Ltd...

  • Page 252: Cpu, Io And Power Supply Module

    Digital input 2 ground. X 5:6 Output relay 1, Normally open contact X 7:8 Output relay 2, Normally open contact X 9:10 Output relay 3, Normally open contact X 11:12 Output relay 4, Normally open contact © Arcteq Relays Ltd...
  • Page 253 In case the binary input is connected directly to binary output (T1…Tx) it takes additional third 5 millisecond round. When binary input is controlling internally binary output it takes 0…15 milliseconds in theory and 2…13 milliseconds in practice. This delay excludes the mechanical delay of the relay.  © Arcteq Relays Ltd...

  • Page 254: Current Measurement Module

    Quantization of the measurement signal is applied with 18 bit AD converters and the sample rate of the signal shall be 64 samples / power cycle in system frequency range of 6 Hz to 75 Hz. For further details refer to the “Technical data” section of this document. © Arcteq Relays Ltd...

  • Page 255: Binary Input Module (Di8) (Option)

    NO/NC (normally open/-closed) selection. Naming convention of the binary inputs provided by this module is presented in the chapter 6 Construction and installation. For technical details refer to the “Technical data” section of this document © Arcteq Relays Ltd...
  • Page 256 User settable normal state (normally open/normally closed) de nes if the digital input is considered activated when the digital input channel is energized. Figure. 8.4. - 191. Digital input state when energizing and de-energizing the digital input channels. © Arcteq Relays Ltd...

  • Page 257: Binary Output Module (Do5) (Option)

    All output contacts are mechanical type. Rated voltage of the NO/CO outputs is 250VAC/DC. Naming convention of the binary outputs provided by this module is presented in the chapter Construction and installation. For further details refer to the “Technical data” section of this document. © Arcteq Relays Ltd...

  • Page 258: Arc Protection Module (Option)

    Notice that the delay of binary input lies between 5…10ms. BI and HSO1…2 are not visible in Device IO → Binary Inputs or Binary Outputs -menus. Binary input and high speed outputs are programmable only in Arc Matrix menu. © Arcteq Relays Ltd...

  • Page 259: Rtd & Ma Input Module (Option)

    Supported Thermocouple: Type K, Type J, Type T and Type S Two mA-input channels are also available in the option card. If mA-input channels are used only the four rst channels are available for RTD and TC measurements. © Arcteq Relays Ltd...

  • Page 260: Serial Rs232 Communication Module (Option)

    AQ-F210 Instruction manual Version: 2.00 Figure. 8.7. - 195. Connection of different sensor types. 8.8. Serial RS232 communication module (option) Figure. 8.8. - 196. AQ-2xx Serial RS232-card connectors © Arcteq Relays Ltd...
  • Page 261  Option card includes two serial communication interfaces. COM E is a serial ber interface with glass/plastic option. COM F is a RS-232 interface. To use COM F IRIG-B time sync Time sync source should be set to IRIG-B in General menu. © Arcteq Relays Ltd...

  • Page 262: Lc100 Ethernet Communication Module (Option)

    Optional LC 100 Mbps Ethernet card supports HSR and PRP protocols according to IEC 61850 substation communication standard. Card has IEEE1588 (PIP) clock sync functionality. Card has two PRP/HSR ports which are 100Mbps ber ports and can be con gured to 100Mbps or 10 Mbps. © Arcteq Relays Ltd...

  • Page 263: Maout & Mainput Module (Option)

    When installing to rack, the device will take ¼ of the rack width and total of four devices can be installed to same rack in parallel. Device panel installation and cut-outs are described below. © Arcteq Relays Ltd...
  • Page 264 AQ-F210 Instruction manual Version: 2.00 Figure. 8.11. - 199. Dimensions of the IED. Figure. 8.11. - 200. Installation of the IED © Arcteq Relays Ltd...
  • Page 265 AQ-F210 Instruction manual Version: 2.00 Figure. 8.11. - 201. Panel cut-out and spacing of the IED. © Arcteq Relays Ltd...

  • Page 266: Technical Data

    10xIn…150xIn < ±0.5% < ±0.2 ° (I > 0.05A) Angle measurement inaccuracy < ±1.0 ° (I ≤ 0.05A) Burden (50Hz/60Hz) <0.1VA Transient overreach <5% Fine residual current input (I02) Rated current In 0.2A (con gurable 0.2A…10A) © Arcteq Relays Ltd...

  • Page 267: Frequency Measurement

    Maximum permitted interrupt time < 60ms with 110VDC DC ripple < 15 % Terminal block connection Maximum wire diameter: Solid or stranded wire Phoenix Contact MSTB2,5-5,08 2.5mm Table. 9.1.2.1. - 150. Power supply model B Rated values © Arcteq Relays Ltd...

  • Page 268: Cpu Communication Ports

    Data transfer rate 100 MB System integration Can be used for system protocols and for local programming Table. 9.1.2.2. - 153. Rear panel system communication port B Port Port media Copper RS-485 Number of ports 1pcs Features © Arcteq Relays Ltd...

  • Page 269: Cpu Binary Inputs

    48VDC at 110 VDC 0.4A at 220 VDC 0.2A Control rate 5 ms Settings Polarity Software settable: Normally On / Normally Off Terminal block connection Maximum wire diameter: Solid or stranded wire Phoenix Contact MSTB2,5-5,08 2.5mm © Arcteq Relays Ltd...

  • Page 270: Option Cards

    Maximum wire diameter: 2.5mm Phoenix Contact MSTB2,5-5,08 9.1.3.2. Binary output module Table. 9.1.3.2. - 158. Binary output module technical data Rated values Rated auxiliary voltage 265V(AC/DC) Continuous carry Make and carry 0.5s Make and carry 3s © Arcteq Relays Ltd...

  • Page 271: Arc Protection Module

    Phoenix Contact MSTB2,5-5,08 2.5mm Table. 9.1.3.3. - 161. Binary input channel Rated values Voltage withstand 265Vdc Rated auxiliary voltage 24Vdc Pick-up threshold ≥16Vdc Release threshold ≤15Vdc Scanning rate 5 ms Polarity Normally Off Current drain 3 mA © Arcteq Relays Ltd...

  • Page 272: Maout & Main Module

    Channels 7 & 8 support mA measurement Measurement range mA input range 0-33mA 9.1.3.6. RS232 & Serial ber communication module Table. 9.1.3.6. - 164. RS232 & Serial ber communication module technical data Ports RS232 Serial ber (GG/PP/GP/PG) © Arcteq Relays Ltd...

  • Page 273: Double Lc100Mb Ethernet Module (Redundant)

    , setting step 0.01 %I Inaccuracy -Current ±0.5 %I or ±15 mA (0.10…4.0 x I harmonic ±1.0 %-unit of 2nd harmonic setting Operation time De nite time function operating time setting 0.00…1800.00 s, setting step 0.005 s © Arcteq Relays Ltd...

  • Page 274: Non-Directional Earth Fault (50N/51N) I0

    0.02…1800.00 s, setting step 0.001 x parameter IDMT setting parameters k    Time dial setting for IDMT 0.01…25.00    step 0.01 A    IDMT Constant 0…250.0000    step 0.0001 B    IDMT Constant 0…5.0000    step 0.0001 C    IDMT Constant 0…250.0000    step 0.0001 © Arcteq Relays Ltd...

  • Page 275: Current Unbalance (46/46R/46L) I2

    -IDMT operating time ±1.5 % or ±20 ms -IDMT minimum operating time; 20 ms ±20 ms Retardation time (overshoot) <5 ms Instant operation time Start time and instant operation time (trip):  (Im/Iset ratio >1.05) <70 ms Reset © Arcteq Relays Ltd...

  • Page 276: Harmonic Overcurrent (50H/51H, 68) Ih

    Intentional activation lasts for about 20 ms if harmonic component is not present. Harmonic stage stays active in case the harmonic content is above the pick-up limit. © Arcteq Relays Ltd...

  • Page 277: Circuit Breaker Failure Protection (50Bf/52Bf) Cbfp

    ±3% of set pick-up value > 0.5 x In setting. - Starting ±5 mA < 0.5 x In setting Operation time Instant operation time 1.05 x Iset <30ms Reset Reset ratio No hysteresis Reset time <40ms © Arcteq Relays Ltd...

  • Page 278: Line Thermal Overload (49L) Tf

    Pick-up current setting (phase current) 0.50…40.00 x In, setting step 0.01 x In Pick-up current setting (residual current) 0.10…40.00 x In, setting step 0.01 x In Pick-up light intensity 8000, 25000 or 50000 Lux (sensor selectable in order code) © Arcteq Relays Ltd...

  • Page 279: Control Functions

    0.02…500.00 s, setting step 0.02 s Max close/open command  pulse length 0.02…500.00 s, setting step 0.02 s Control termination time out  setting 0.02…500.00 s, setting step 0.02 s Inaccuracy De nite Time operating time ±0.5 % or ±10 ms © Arcteq Relays Ltd...

  • Page 280: Autoreclosing Function (79) 0 → 1

    De nite time function operating time setting CLPU tset / CLPU tmax 0.000…1800.000 s, setting step 0.005 s CLPU tmin 0.020…1800.000 s, setting step 0.005 s Inaccuracy -De nite Time (Im/Iset ratio = 1.05/0.95) ±1.0 % or ±45 ms Instant operation time © Arcteq Relays Ltd...

  • Page 281: Switch On To Fault (Sotf)

    (Im/Iset ratio > 1.05) <80 ms (<50 ms in differential protection relays) Reset Reset ratio 97 / 103 % of pick-up current setting Instant reset time and start-up reset <80 ms (<50 ms in differential protection relays) © Arcteq Relays Ltd...

  • Page 282: Disturbance Recorder (Dr)

    Inaccuracy De nite time operating time ±0.5 % or ±10 ms Instant operating time, when Im/Iset ratio > 3 Typically <20ms Instant operating time, when Im/Iset ratio 1.05 < Typically <25 ms Im/Iset < 3 © Arcteq Relays Ltd...

  • Page 283: Voltage Memory (Integrated In 67,21G)

    Immunity Electrostatic discharge (ESD): Air discharge 15 kV EN 60255-26, IEC 61000-4-2 Contact discharge 8 kV Fast transients (EFT): Power supply input  4kV, 5/50ns, 5kHz EN 60255-26, IEC 61000-4-4 Other inputs and outputs 4kV, 5/50ns, 5kHz © Arcteq Relays Ltd...
  • Page 284 Operational: -20°C, 16h Table. 9.3. - 190. Environmental conditions IP classes IP54 front Casing protection degree IP21 rear Temperature ranges Ambient service temperature range -35…+70°C Transport and storage temperature range -40…+70°C Other Altitude <2000m Overvoltage category © Arcteq Relays Ltd...
  • Page 285 Device dimensions (W x H x D mm) Casing height 4U, width ¼ rack, depth 210 mm Device weight 1.5kg With package Package dimensions (W x H x D mm) 245(w)  x 170(h) x 223(d) mm  Weight © Arcteq Relays Ltd...

  • Page 286: Ordering Information

    AQ-F210 Instruction manual Version: 2.00 10. Ordering information Accessories Order code Description Note Manufacturer © Arcteq Relays Ltd...
  • Page 287 Arcteq Ltd. (8000 Lux threshold) AQ-02B Pressure and light point sensor unit Max. cable length 200m Arcteq Ltd. (25000 Lux threshold) AQ-02C Pressure and light point sensor unit Max. cable length 200m Arcteq Ltd. (50000 Lux threshold) © Arcteq Relays Ltd...

  • Page 288: Contact And Reference Information

    Wolf ntie 36 F 12 65200 Vaasa, Finland Contacts Phone: +358 10 3221 370 Fax: +358 10 3221 389 URL: url: www.arcteq. email sales: sales@arcteq. Technical support site: https://arcteq. /support-landing/ Technical support: +358 10 3221 388 (EET 8:00 – 16:00) © Arcteq Relays Ltd...

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