ABB Relion REQ650 User Manual Download

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Relion

650 series

Breaker protection REQ650 ANSI

Commissioning manual

Summary of Contents for Relion REQ650

Page 1: ...Relion 650 series Breaker protection REQ650 ANSI Commissioning manual...

Page 2: ......

Page 4: ...L Project for use in the OpenSSL Toolkit http www openssl org This product includes cryptographic software written developed by Eric Young eay cryptsoft com and Tim Hudson tjh cryptsoft com Trademarks...

Page 5: ...ning electrical equipment for use within specified voltage limits Low voltage directive 2006 95 EC This conformity is the result of tests conducted by ABB in accordance with the product standard EN 60...

Page 6: ...roduct failure would create a risk for harm to property or persons including but not limited to personal injuries or death shall be the sole responsibility of the person or entity applying the equipme...

Page 7: ...lectrician is allowed to carry out the electrical installation National and local electrical safety regulations must always be followed The frame of the IED has to be carefully grounded Whenever chang...

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Page 9: ...cceptance testing 21 Commissioning checklist 21 Checking the power supply 22 Energizing the IED 22 Checking the IED operation 22 IED start up sequence 22 Setting up communication between PCM600 and th...

Page 10: ...put PHPIOC 50 46 Measuring the operate limit of set values 46 Completing the test 46 Instantaneous phase overcurrent protection phase segregated output SPTPIOC 50 47 Completing the test 47 Four step p...

Page 11: ...Verifying the function mode Current Contact 63 Completing the test 64 Breaker failure protection phase segregated activation and output CSPRBRF 50BF 64 Checking the phase current operate value Pickup...

Page 12: ...ting the test 79 Loss of voltage check LOVPTUV 27 79 Measuring the operate limit of set values 80 Completing the test 80 Testing frequency protection functions 81 Underfrequency protection SAPTUF 81 8...

Page 13: ...losing conditions 104 Completing the test 105 Autorecloser for 1 3 phase operation STBRREC 79 105 Preparation of the verification 108 Switching the auto reclosing function Enabled and Disabled 109 Ver...

Page 14: ...and maintenance of the fault clearing system 119 Commissioning tests 119 Periodic maintenance tests 119 Visual inspection 120 Maintenance tests 120 Section 8 Troubleshooting 125 Fault tracing 125 Ide...

Page 15: ...not in service The chapters are organized in the chronological order in which the IED should be commissioned The relevant procedures may be followed also during the service and maintenance activities...

Page 16: ...e manual provides instructions on how to set up a PCM600 project and insert IEDs to the project structure The manual also recommends a sequence for the engineering of protection and control functions...

Page 17: ...n also provides assistance for calculating settings The technical manual contains application and functionality descriptions and lists function blocks logic diagrams input and output signals setting p...

Page 18: ...MICS 1MRG 010 656 PICS 1MRG 010 660 PIXIT 1MRG 010 658 1 4 Symbols and conventions 1 4 1 Symbols The electrical warning icon indicates the presence of a hazard which could result in electrical shock...

Page 19: ...between the options use and HMI menu paths are presented in bold For example select Main menu Settings LHMI messages are shown in Courier font For example to save the changes in non volatile memory s...

Page 20: ...12...

Page 21: ...step phase overcurrent protection phase segregated output 0 1 1 1 EFPIOC 50N Instantaneous residual overcurrent protection 0 1 1 1 1 EF4PTOC 51N 67N Four step residual overcurrent protection zero nega...

Page 22: ...LOVPTUV 27 Loss of voltage check 0 1 1 1 1 Frequency protection SAPTUF 81 Underfrequency function 0 2 2 2 2 SAPTOF 81 Overfrequency function 0 2 2 2 2 SAPFRC 81 Rate of change frequency protection 0...

Page 23: ...ontrol 1 1 1 1 LOCREM Handling of LR switch positions 1 1 1 1 LOCREMCTRL LHMI control of Permitted Source To Operate PSTO 1 1 1 1 CBC1 Circuit breaker control for 1CB 1 1 1 1 Secondary system supervis...

Page 24: ...ble logic blocks Q T 0 20 INDEXTSPQT Configurable logic blocks Q T 0 20 FXDSIGN Fixed signal function block 1 1 1 1 B16I Boolean 16 to Integer conversion 16 16 16 16 B16IFCVI Boolean 16 to Integer con...

Page 25: ...IO IEC 61850 generic communication I O functions 16 inputs 16 16 16 16 MVGGIO IEC 61850 generic communication I O functions 16 16 16 16 MVEXP Measured value expander block 66 66 66 66 SPVNZBAT Station...

Page 26: ...CP DNP3 0 for TCP IP communication protocol 1 1 1 1 CH2TCP DNP3 0 for TCP IP communication protocol 1 1 1 1 CH3TCP DNP3 0 for TCP IP communication protocol 1 1 1 1 CH4TCP DNP3 0 for TCP IP communicati...

Page 27: ...ONFPROT IED Configuration Protocol 1 1 1 1 ACTIVLOG Activity logging parameters 1 1 1 1 SECALARM Component for mapping security events on protocols such as DNP3 and IEC103 1 1 1 1 AGSAL Generic securi...

Page 28: ...1 PRIMVAL Primary system values 1 SMAI_20_1 SMAI_20_12 Signal matrix for analog inputs 2 3PHSUM Summation block 3 phase 12 GBASVAL Global base values for settings 6 ATHSTAT Authority status 1 ATHCHCK...

Page 29: ...everal factors such as New IED type New configuration Modified configuration Site acceptance testing SAT or commissioning testing is typically done to verify that the installed IED is correctly set an...

Page 30: ...out the commissioning procedures Energize the power supply of the IED to pickup This could be done in a number of ways from energizing a whole cubicle to energizing a single IED Set the IED time if n...

Page 31: ...m remote via a network The physical connection and the IP address must be configured in both cases to enable communication The communication procedures are the same in both cases 1 If needed set the I...

Page 32: ...g Microsoft Windows operating system The example is taken from a Laptop with one Ethernet interface Administrator rights are required to change the PC communication setup Some PCs have the feature to...

Page 33: ...1 en vsd IEC13000057 V1 EN Figure 3 Select Search programs and files 2 Type View network connections and click on the View network connections icon 1MRK 505 293 UUS A Section 3 Starting up 25 Commissi...

Page 34: ...elect Properties IEC13000059 1 en vsd IEC13000059 V1 EN Figure 5 Right click Local Area Connection and select Properties 4 Select the TCP IPv4 protocol from the list of configured components using thi...

Page 35: ...0 V1 EN Figure 6 Select the TCP IPv4 protocol and open Properties 5 Select Obtain an IP address automatically if the parameter DHCPServer is set to Enabled in the IED 1MRK 505 293 UUS A Section 3 Star...

Page 36: ...following IP address and define IP address and Subnet mask if the front port is used and if the IP address is not set to be obtained automatically by the IED see Figure 8 The IP address must be differ...

Page 37: ...e same subnetwork for this set up to work 3 6 Writing an application configuration to the IED Ensure that the IED includes the correct application configuration according to project specifications The...

Page 38: ...io of the CT the correct wiring up to the protection IED and correct phase sequence connection that is A B C CT secondary loop resistance measurement to confirm that the current transformer secondary...

Page 39: ...phases and neutral are measured 3 9 Using the RTXP test switch The RTXP test switch is designed to provide the means of safe testing of the IED This is achieved by the electromechanical design of the...

Page 40: ...inary input and output circuits 3 10 1 Binary input circuits Preferably disconnect the binary input connector from the binary input cards Check all connected signals so that both input level and polar...

Page 41: ...glass fiber cables Check the allowed minimum bending radius from the optical cable manufacturer 1MRK 505 293 UUS A Section 3 Starting up 33 Commissioning manual...

Page 42: ...34...

Page 43: ...menu Configuration Communication Station communication IEC61850 8 1 1 must be set to Front To enable GOOSE communication via rear port the parameter PortSelGOOSE must be set to LAN1 To enable MMS comm...

Page 44: ...36...

Page 45: ...ance handling tool can be configured which makes the work more efficient For example the tool may be configured to only show time tagged events and to exclude analog information and so on Check the di...

Page 46: ...hecked when commissioned to verify the configuration and settings Requirements for testing the function Calculated settings Valid configuration diagram for the IED Valid terminal diagram for the IED T...

Page 47: ...d to the IED Test mode is indicated when the yellow PickupLED flashes 1 Select Main menu Tests IED test mode TESTMODE 1 2 Set parameter TestMode to Enabled 3 Save the changes As a consequence the yell...

Page 48: ...nection of a current transformer circuit without first short circuiting the transformer s secondary winding Operating a current transformer with the secondary winding open will cause a massive potenti...

Page 49: ...l function must be activated but the whole sequence of interconnected functions from measuring inputs to binary output contacts including logic must be activated Before starting a new test mode sessio...

Page 50: ...ctions are correct and that measuring and scaling is done correctly This is done by injecting current and voltage to the IED Apply input signals as needed according to the actual hardware and the appl...

Page 51: ...mplitude range and angle VMMXU VA_C to VC_A i e phase to phase amplitude range and angle VMSQI 3U0 U1 and U2 amplitude range and angle VNMMXU VA to VC i e phase to neutral amplitude range and angle Al...

Page 52: ...44...

Page 53: ...1 6 1 2 Disturbance report settings When the IED is in test mode the disturbance report can be made active or inactive If the disturbance recorder is turned on during test mode recordings will be made...

Page 54: ...the operate limit of set values 1 Inject a phase current into the IED with an initial value below that of the setting 2 Increase the injected current until the TRIP signal appears 3 Switch the fault c...

Page 55: ...e maximum permitted overloading of the current circuits in the IED 4 Compare the measured operating current with the set value 6 3 2 1 Completing the test Continue to test another function or end the...

Page 56: ...ue of the tested step of the function 5 Decrease the current slowly and note the reset value 6 If the test has been performed by injection of current in phase A repeat the test injecting current into...

Page 57: ...gnals that are available on the local HMI 6 3 4 1 Verifying the settings 1 Connect the test set for appropriate current injection to the appropriate IED phases If there is any configuration logic that...

Page 58: ...up and trip information is stored in the event menu Check of the non directional phase over current function This is done in principle as instructed above without applying any polarizing voltage 6 3 4...

Page 59: ...TMODE 1 If another function is tested then set the parameter Blocked to No under Main menu Tests Function test modes Current EFPIOC 50N IN EFPIOC 1 for the function or for each individual function in...

Page 60: ...me delay For inverse time curves check the operate time at a current equal to 110 of the operate current for txMin 9 Check that all trip and trip contacts operate according to the configuration signal...

Page 61: ...ting The I Dir I0 cos Angle function activates the BFI_3P and STDIRIN output 3 Measure with angles j RCADir 45 that the measuring element operates when I0 cos RCADir j I0cos 45 INcosPhiPU 4 Compare th...

Page 62: ...0 3I0 cos Operate area ROA en06000650_ansi vsd ANSI06000650 2 vsd Vref 3Vo ANSI06000650 V2 EN Figure 10 Characteristic with ROADir restriction Section 6 1MRK 505 293 UUS A Testing functionality 54 Com...

Page 63: ...ltage 2 Measure that the operate power is equal to the SN_PU setting for the set directional element Note that for pick up both the injected current and voltage must be greater than the set values INR...

Page 64: ...to the INRelPU setting for the set directional element Note that for pickup both the injected current and voltage must be greater than the set values INRelPU and VNRelPU respectively The function act...

Page 65: ...result with the expected value The expected value depends on whether definite time tINNonDir or inverse time was selected 4 Continue to test another function or complete the test by setting the test...

Page 66: ...n the local HMI under Main menu Tests Function status Current LFPTTR 26 T LFPTTR 1 Main menu Tests Function status Current LCPTTR 26 T LCPTTR 1 The Signal Monitoring in PCM600 shows the same signals t...

Page 67: ...ode to Disabled under Main menu Tests IED test mode TESTMODE 1 If another function is tested then set the parameter Blocked to No under Main menu Tests Function test modes Current LFPTTR 26 T LFPTTR 1...

Page 68: ...the current in steps until a trip occurs 3 Compare the result with the set Pickup_PH 4 Disconnect AC and INITIATE input signals Note If NoIPickupcheck or Retrip off is set only back up trip can be us...

Page 69: ...on of CCRBRF 50BF well above the set current value 3 Verify that no re trip but back up trip is achieved after set time 4 Disconnect AC and INITIATE input signals Checking the re trip with current che...

Page 70: ...s obtained 4 Disconnect AC and INITIATE input signals The normal mode BuTripMode 1 out of 3 should have been verified in the tests above In applicable cases the modes 1 out of 4 and 2 out of 4 can be...

Page 71: ...l for CB closed to input 52a_A B or C 3 Apply input signal for initiation of CCRBRF 50BF 4 Verify that phase selection re trip and back up trip are achieved after set times 5 Disconnect the trip signa...

Page 72: ...e to selection Re trip without current check 9 Disconnect injected AC and INITIATE input signals 6 3 9 8 Completing the test Continue to test another function or end the testing by setting the paramet...

Page 73: ...p_PH 4 Disconnect AC and INITIATE input signals If No IPickup check or Retrip off is set only back up trip can be used to check set Pickup_PH 6 3 10 2 Checking the residual GF current operate value IN...

Page 74: ...n of CSPRBRF 50BF with current below set current value 5 Verify that no re trip and no back up trip is obtained 6 Disconnect AC and initiate input signals Checking the case without re trip RetripMode...

Page 75: ...should not influence 3 Apply the fault condition including initiation of CSPRBRF 50BF with current above the set Pickup_PH value 4 Check that the re trip if selected and back up trip commands are achi...

Page 76: ...3 Compare the result with the set Pickup_PH 4 Disconnect AC and pickup input signals If NoIPickupcheck or Retrip off is set only back up trip can be used to check set Pickup_PH 6 3 10 9 Completing the...

Page 77: ...5 Activate the input BLOCK on the STBPTOC 50STB function block 6 Switch on the fault current 110 of the setting No TRIP signal should appear 7 Switch off the fault current 8 For a short while inject a...

Page 78: ...r unsymmetrical current detection with CB monitoring set setting CurrSel under Main menu Settings IED Settings Current CCRPLD CCRPLD 1 to Enable Use the TRIP signal from the configured binary output t...

Page 79: ...Activate the BLOCK binary input 6 Switch on the fault current 110 of the setting and wait longer than the set value tOper No TRIP signal should appear 7 Switch off the fault current 8 Set the measured...

Page 80: ...in the application If a three phase test set is available this could be used for all the modes If a single phase current voltage test set is available the test set should be connected to a selected i...

Page 81: ...d active power is equal to 0 of rated power and that the reactive power is equal to 100 of rated power 4 Change the angle between the injected current and voltage back to 0 Decrease the current slowly...

Page 82: ...t GOPPDOP 32 P GOPPDOP 1 General 2 Adjust the injected current and voltage to the set rated values in of IBase and VBase converted to secondary current and voltage The angle between the injected curre...

Page 83: ...the local HMI 6 4 1 1 Verifying the setting Verification of PICKUP value and time delay to operate for Step 1 1 Check that the IED settings are appropriate especially the PICKUP value the definite tim...

Page 84: ...lier TD1 is set to 0 05 s default value then the TRST1 and TRIP signals operate at a time equal to 0 250 s tolerance 10 The test above can be repeated to check the inverse time characteristic at diffe...

Page 85: ...perate value in secondary volts is calculated according to the following equations For phase to ground measurement sec 100 3 Vpickup VBase VT VTprim ANSIEQUATION2426 V1 EN Equation 16 For phase to pha...

Page 86: ...59 2U OV2PTOV 1 for the function or for each individual function in a chain to be tested next Remember to set the parameter Blocked to Yes for each individual function that has been tested 6 4 3 Two...

Page 87: ...evel and time multiplier TD1 is set to 0 05 s default value then the TRST1 and TRIP signals operate at a time equal to 0 250 s tolerance 8 Repeat the test for step 2 6 4 3 2 Completing the test Contin...

Page 88: ...ltages from the IED No TRIP signal should appear 7 Inject the measured voltages at rated values for at least set tRestore time 8 Activate the BLKU binary input 9 Simultaneously disconnect all the thre...

Page 89: ...Slowly decrease the voltage frequency bysteps of 40 mHz until the PICKUP signal appears during each step apply the voltage signal for a time that is either at least 10 longer than tDelay 100 ms or a...

Page 90: ...set value of the SMAI UBase is the value in the GBASVAL group identified by the setting GlobalBaseSel 5 Slowly decrease the frequency of the applied voltage to a value below PUFrequency as explained...

Page 91: ...ltage frequency by steps of 40 mHz until the PICKUP signal appears during each step apply the voltage signal for a time that is either at least 10 longer than tDelay 100 ms or a suitable time to monit...

Page 92: ...set value of the SMAI UBase is the value in the GBASVAL group identified by the setting GlobalBaseSel 5 Slowly increase the frequency of the applied voltage to a value above PUFrequency as explained...

Page 93: ...compare it with the set value 5 Increase the frequency to rated operating conditions and zero rate of change 6 Check that the PICKUP signal resets 7 Instantaneously decrease the frequency of the appl...

Page 94: ...nt blocking function for all three phases by injecting current one phase at a time The output signals shall reset with a delay of 1 second when the current exceeds 1 5 IBase 3 Inject a current 0 1 IBa...

Page 95: ...on can operate Undervoltage dependent functions must not operate 3 Disconnect the dc voltage from the 89b binary input terminal 4 Connect the nominal dc voltage to the MCBOP binary input The BLKV and...

Page 96: ...the set value consider that the set value 3V2PU is in percentage of the base voltage VBase of the negative sequence operating voltage 5 Repeat steps 1 and 2 Then slowly increase the measured current...

Page 97: ...he BLKV signal disappears 6 Record the measured current and calculate the corresponding zero sequence current according to the equation Observe that the currents in the equation are phasors 0 A B C 3...

Page 98: ...the set value for DVPU and DIPU 9 Check that the pickup output signals STDVA and STDIA and the general pickup signals STDV or STDI are activated 10 Check that the pickup output signals for the current...

Page 99: ...d Operation Disabled Enabled Activation of the voltage selection function if applicable The tests explained in the test procedures below describe the settings which can be used as references during te...

Page 100: ...n vsd V Bus V Line N IED N VA VB VC VN Input Phase A B C AB BC CA V Bus ANSI08000027 V1 EN Figure 13 General test connection with three phase voltage connected to the line side Section 6 1MRK 505 293...

Page 101: ...function is included The voltage inputs used are V Line VA VB or VC line 1 voltage inputs on the IED V Bus Bus voltage input on the IED Testing the frequency difference The frequency difference is in...

Page 102: ...the IED Testing the voltage selection for single 1 1 2 CB arrangements At test of the SESRSYN 25 function for a breaker and a half diameter the following alternative voltage inputs can be used for the...

Page 103: ...B1SEL LN2SEL Bus2 Line1 CB3 352 LN1 989 B2SEL LN1SEL Bus1 Bus2 CB1 52 CB3 352 B1SEL B2SEL SESRSYN 3 Operates on CB3 352 breaker and a half bus alt CB mirrored Bus2 Line2 LN2 989 B2SEL LN2SEL Bus2 Lin...

Page 104: ...that the two outputs for manual and auto synchronism are not activated Testing the phase angle difference The phase angle differences PhaseDiffM and PhaseDiffA respectively are set to their final set...

Page 105: ...erence outside the set limits for manual and auto synchronizing check respectively 1 Apply voltages V Line equal to 100 GblBaseSelLine and V Bus equal to 100 GblBaseSelBus with a frequency difference...

Page 106: ...ording to the settings for the station Test the alternatives below that are applicable Testing the dead line live bus DLLB The test should verify that the energizing check function operates for a low...

Page 107: ...peated with different values on the V Bus and the V Line Testing the dead bus dead line DBDL The test should verify that the energizing check function operates for a low voltage on both the V Bus and...

Page 108: ...RREC 79 Verification of the Autorecloser for 3 phase operation function SMBRREC 79 for three phase reclosing attempts can be considered to consist of two parts One part to verify the internal logic an...

Page 109: ...e including simulation of the operating gear condition CBREADY of either the type ready for a Close Open CO cycle or the type ready for an Open Close Open OCO cycle The CB condition CBREADY of a type...

Page 110: ...CB operation by a bi stable relay breaker simulator and manual switches 6 7 2 1 Preparation of the verification 1 Check the function settings on the local HMI under Main menu Settings IED Settings Con...

Page 111: ...rks Set Operation to ExternalCtrl and use that control to switch Enabled and Disabled and check the state of the function 6 7 2 3 Verifying the autorecloser for 3 phase operation function SMBRREC 79 S...

Page 112: ...king or inhibit signal and then run a sequence with the blocking or inhibit signal added Checking the influence of the INHIBIT signal 1 Check that the autorecloser function SMBRREC 79 is operative for...

Page 113: ...ings Clearing of the disturbance report must be done via the Disturbance Handling in PCM600 6 7 2 5 Completing the test Continue to test another function or end the testing by setting the parameter Te...

Page 114: ...d facilities At commissioning only the selections and settings intended for use are verified If one chooses to reduce some time settings in order to speed up verification be careful to set the paramet...

Page 115: ...ator and manual switches The following manual switches are used Switch or push button to close SC Switch or push button to trip ST Switch for CB ready condition SRY If no bi stable relay or breaker si...

Page 116: ...ch SRY Information and material for the verification Protection or control unit Intelligent electronic device IED configured and with settings entered Configuration diagram for the IED Terminal diagra...

Page 117: ...l and use that control to switch Enabled and Disabled and check the state of the function 6 7 3 3 Verifying the auto reclosing function Select the test cases to be run according to what is applicable...

Page 118: ...procedure should be similar Start without the blocking or inhibit signal and then run a sequence with the blocking or inhibit signal added 6 7 3 5 Checking the influence of the INHIBIT signal 1 Check...

Page 119: ...Restore settings that may have been modified for the tests back to normal 3 Disconnect the test switch CB simulating arrangement and test circuits Reconnect any links or connection terminals which ma...

Page 120: ...e same signals that are available on the local HMI This function is functionality tested together with other protection functions ground fault overcurrent protection and so on within the IED It is rec...

Page 121: ...st modes Logic SMPPTRC 94 1 0 SMPPTRC X for the function or for each individual function in a chain to be tested next Remember to set the parameter Blocked to Yes for each individual function that has...

Page 122: ...ely when the trip signal is issued for the corresponding phase 5 Initiate the same fault once again within the reclaim time of the used autorecloser function A single phase fault shall be given at the...

Page 123: ...gic SPTPTRC 94 1 0 SPTPTRC 1 for the function or for each individual function in a chain to be tested next Remember to set the parameter Blocked to Yes for each individual function that has been teste...

Page 124: ...erformed with settings Operation Enable or Operation Disable and the function blocked or unblocked The pulse counter value is then checked in PCM600 or on the local HMI 6 11 Testing station communicat...

Page 125: ...GOOSEINTLKRCV must be set to Enabled in the application configuration To enable GOOSE communication via the front port the parameter GOOSE in Main menu Configuration Communication Station communicati...

Page 126: ...Ensure that the IED receives IEC 61850 8 1 data on both ports A and B In the local HMI navigate to Main menu Tests Function status Communication PRP Status LAN1 A LAN1 B and check that both signals L...

Page 127: ...he magnitudes and angles of all currents and voltages should be checked and the symmetry verified Directional functions have information about the measured direction and for example measured impedance...

Page 128: ...cted to detect any visible damage that may have occurred for example dirt or moisture deposits overheating Should burned contacts be observed when inspecting the IEDs a diamond file or an extremely fi...

Page 129: ...e compared for differences At component failures spare equipment is used and set to the requested value A note of the exchange is made and the new measured values are recorded Test records for several...

Page 130: ...e built in security during this test If the instrument should be set on Amp instead of Volts the circuit breaker naturally is tripped therefore great care is necessary Trip circuit from trip IEDs to c...

Page 131: ...harmonic voltage Restoring Maintenance is very important to improve the availability of the protection system by detecting failures before the protection is required to operate There is however littl...

Page 132: ...124...

Page 133: ...that the error is not caused by external origins Remove the wiring from the IED and test the input and output operation with an external test device If the problem remains contact ABB for repair or re...

Page 134: ...enu Test Function status Communication DOSFRNT 1 Outputs Check that the LINKUP value is 1 that is the communication is working When the value is 0 there is no communication link 2 Check the communicat...

Page 135: ...cs IED status Different actions are taken depending on the severity of the fault If the fault is found to be permanent the IED stays in internal fault mode The IED continues to perform internal tests...

Page 136: ...tics IED status General When a fault appears record the fault indication message and state it when ordering service Table 5 Warning indications Warning indication Additional information Warning IEC 61...

Page 137: ...voltages However even though the phase current or voltage connections to IED terminals might be correct wrong polarity of one or more measurement transformers can cause problems Check the current or...

Page 138: ...inimum contact load given for the output relays in the technical data for example 100 mA at 24 V AC DC Output relays especially power output relays are designed for breaking high currents Due to this...

Page 139: ...nt limiting resistor To check the status of the output circuits driving the output relay via the LHMI select Main menu Tests I O modules and then navigate to the board with the actual binary output to...

Page 140: ...ith a yellow lit diode Each BOn_PO is represented by two signals The first signal in LHMI is the actual value 1 or 0 of the output and in PCM600 a lit or dimmed diode The second signal is the status N...

Page 141: ...ction BFOC 2 5 Bayonet fibre optic connector BFP Breaker failure protection BI Binary input BOS Binary outputs status BR External bistable relay BS British Standards CB Circuit breaker CCITT Consultat...

Page 142: ...ojects Agency The US developer of the TCP IP protocol etc DBDL Dead bus dead line DBLL Dead bus live line DC Direct current DFC Data flow control DFT Discrete Fourier transform DHCP Dynamic Host Confi...

Page 143: ...ication interface module with carrier of GPS receiver module GDE Graphical display editor within PCM600 GI General interrogation command GIS Gas insulated switchgear GOOSE Generic object oriented subs...

Page 144: ...eferred to as instances of that function One instance of a function is identical to another of the same kind but has a different number in the IED user interfaces The word instance is sometimes define...

Page 145: ...term used to describe how the relay behaves during a fault condition For example a distance relay is overreaching when the impedance presented to it is smaller than the apparent impedance to the fault...

Page 146: ...rding to standard IEC 61850 SDU Service data unit SMA connector Subminiature version A A threaded connector with constant impedance SMT Signal matrix tool within PCM600 SMS Station monitoring system S...

Page 147: ...is module transforms currents and voltages taken from the process into levels suitable for further signal processing TYP Type identification UMT User management tool Underreach A term used to describe...

Page 148: ...n the phonetic alphabet stands for Z which stands for longitude zero UV Undervoltage WEI Weak end infeed logic VT Voltage transformer 3IO Three times zero sequence current Often referred to as the res...

Page 149: ...141...

Page 150: ...ce ABB AB does not accept any responsibility whatsoever for potential errors or possible lack of information in this document We reserve all rights in this document and in the subject matter and illus...

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