ABB SPAU 130 C Скачать руководство пользователя страница 34

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0,05

0,2

0,4

0,7

1,0

U/U>

1,5

1,4

1,3

1,2

1,1

1,0

0,01

0,1

1 0

1 0 0

1 0 0 0

t / s

Fig. 6. Characteristic curve set B of overvoltage stage U>.

Technical data

Overvoltage stage U>

Start voltage U>

0.8...1.6 x U

Start time

0.1 s or 30 s

Operate time at definite time mode of operation

0.05...1.00 s, 0.5...10.0 s or 5...100 s

Time multiplier k> at inverse time characteristic

0.05...1.00

Reset time, typically

60 ms

Drop-off/pick-up ratio, typically

0.97

Operate time accuracy at definite time
mode of operation and start time accuracy

2% of set value or

25 ms

Operate time accuracy at inverse time characteristic

25 ms or the inaccuracy appearing

when the measured voltage varies

Operation accuracy

3% of set value

Undervoltage stage U<

Start voltage U<

0.4...1.2 x U

Start time

0.1 s or 30 s

Operate time at definite time characteristic

1...12 s or 10...120 s

Reset time, typically

60 ms

Drop-off/pick-up ratio, typically

1.03

Operate time accuracy and start time accuracy

2% of set value or

25 ms

Operation accuracy

3% of set value

Содержание SPAU 130 C

Страница 1: ... U U SPCU 3C14 n U U 1 2 STEP RS 422 Ser No SPAU 130 C 2 5 1308 fn 50Hz 60Hz 1 2 3 4 5 6 7 8 t t n n t t Uaux 80 265V 18 80V SPCU 3C14 REGISTERS 0 0 0 0 1 2 3 4 5 6 7 8 0 1 SGR n U U U U n U 100V 110V n U U max n U U n U U min SPAU 130 C Three phase overvoltage and undervoltage relay User s manual and Technical description ...

Страница 2: ... time over voltage stage Three phase definite time undervoltage stage Control input for blocking of the function of the undervoltage stage by means of an external control signal Automatic blocking of the undervoltage stage on loss of energizing voltage Fully field configurable output relay functions Flexible matching of the relay to the intended protection application Numerical display of setting ...

Страница 3: ...operation the calcu latedoperatetimet hasexpired theovervoltage stageoperatesdeliveringatripsignalTS1 Inthe same way the undervoltage stage starts deliver ing a start signal SS2 when the measured value goes below the start value U and when the set operate time t has expired the undervoltage stage operates delivering a trip signal TS2 The overvoltage and undervoltage relay is gen erally used as a t...

Страница 4: ...n relay operation U1 Combined overvoltage and undervoltage relay module SPCU 3C14 U2 Power supply and I O module SPTU 240S1 or SPTU 48S1 U3 I O module SPTE 3E15 SERIAL PORT Serial communication port SPA ZC_ Bus connection module Rx Tx Optical fibre receiver Rx and transmitter Tx of the bus connection module SGR 1 U2 U3 U3 1 1 1 1 D C B A Uaux E L1 L2 L3 A N a SGR 100V 110V 19 20 21 10 11 61 62 70 ...

Страница 5: ...g of stages U and U START 1 70 71 72 Self supervision IRF alarm output Under normal conditions the contact interval 70 72isclosed Whentheauxiliaryvoltagedisappearsoraninternalfaultisdetected the contact interval 71 72 closes Protective earth terminal Made in Finland 13 14 15 16 17 18 19 20 21 70 71 72 61 62 65 66 68 69 80 81 77 78 10 11 TTL B470701 Rx Tx The combined overvoltage and undervoltage r...

Страница 6: ...lay D 1 SGR 3 Routes the start signal of the U stage to output relay D 1 SGR 4 Routes the trip signal of the U stage to output relay D 1 SGR 5 Routes the trip signal of the U stage to output relay C 1 SGR 6 Routes the trip signal of the U stage to output relay A 1 SGR 7 Routes the trip signals of the U stage to output relay C 1 SGR 8 Routes the trip signals of the U stage to output relay B 1 Circu...

Страница 7: ...uleisprovidedwithtwoopera tion indicator located in the right bottom corner of the front plate of the relay module One indicates operation of the overvoltage stage and the other operation of the under voltage stage Yellow light indicates that the concerned stage has started and red light that the stage has operated tripped With the SG2 software switchgroup the start and trip indicators can be give...

Страница 8: ...0 V dc 1 A 110 V dc 3 A 48 V dc 5 A Contact material AgCdO2 Signalling contacts Terminals 70 71 72 77 78 80 81 Rated voltage 250 V ac dc Carry continuously 5 A Make and carry for 0 5 s 10 A Make and carry for 3 s 8 A Breaking capacity for dc when the signalling circuit time constant L R 40 ms at the control voltages 220 V dc 0 15 A 110 V dc 0 25 A 48 V dc 1 A Contact material AgCdO2 External contr...

Страница 9: ... 0 5 J Insulation resistance IEC 255 5 100 MΩ 500 V dc Disturbance tests High frequency 1 MHz disturbance test IEC 255 22 1 common mode 2 5 kV differential mode 1 0 kV Electrostatic discharge test IEC 255 22 2 and IEC 801 2 class III air discharge 8 kV contact discharge 6 kV Fast 5 50 ns transients IEC 255 22 4 class III IEC 801 4 level IV power supply inputs 4 kV other inputs 2 kV Environmental c...

Страница 10: ...ge relay is recommended as the liability to damage of the power system components often is a function of the duration of the overvoltage At inverse time characteristic therelayprovidesanalarmsignalatwhentheset start voltage has been exceeded If the voltage exceeds 1 06 times the set start voltage the relay operates the faster the greater the voltage is Thus the overvoltage stage provides an alarm ...

Страница 11: ...A 7 1 U start time 30 s 0 not in use 1 trip signal of stage U to output relay C 8 1 t 10 120 s 0 not in use 0 no trip signal of stage U to output relay B Σ 230 When the switches are set as above the output relays of the voltage relay SPAU 130 C provide the following signals Contact Function 65 66 Tripping of the circuit breaker on the high voltage side of the transformer U 68 69 Tripping of the ci...

Страница 12: ...otor feeders connected to the busbar In this way the motors are pre vented from restarting at the same time on recovery of the voltage The operate time setting of the undervoltage stage is to be longer than the deadtimeofthehigh speedauto reclosecycleof thetransmissionnetwork Thispreventsmotors from tripping during short voltage interrup tions An unwanted operation of the undervoltage stagewhenthe...

Страница 13: ...t time 30 s 0 not in use 0 no start signal of stage U to output relay D 3 1 U inverse charact 0 not in use 0 no start signal of stage U to output relay D 4 1 0 not in use 1 trip signal of stage U to curve B output relay D 5 0 1 blocking of stage t 0 no trip signal of stage U to output relay C 6 0 U stage blocked 0 not in use 0 no trip signal of stage U if U 20 x Un to output relay A 7 0 U start ti...

Страница 14: ... 7 5 3 2 4 6 8 SPAU 130 C _ SIGNAL1 TRIP2 TRIP1 BS IRF 100V 110V 16 1718 100V 110V 13 14 15 IRF 3U TS2 TS1 SGB 5 SS1 SS2 U1 I O t t k 3U 6 8 7 3 2 4 5A 1A 5 SGR 1 SPAJ 131 C U2 U3 U3 1 1 1 1 D C B A Uaux E _ 5A 1A 5A 1A 5 81 68 66 1 2 3 4 6 7 8 9 10 11 61 62 70 71 72 77 78 80 69 65 SGR IRF START1 SIGNAL1 TRIP2 TRIP1 IRF BS TS2 TS1 SGB SS1 SS2 U1 5 4 I O 3I t t k 3I L1 L2 L3 KK GK EXCITATION CB TRI...

Страница 15: ...yed relay 2 1 U start time 30 s 0 not in use 1 start signal of stage U to output relay D 3 1 U inverse charact 0 not in use 0 no start signal of stage U to output relay D 4 1 0 not in use 0 no trip signal of stage U curve B to output relay D 5 0 1 blocking of stage t 1 trip signal of stage U to output relay C 6 0 U no block when 0 not in use 1 trip signal of stage U U 20 x Un to output relay A 7 0...

Страница 16: ...ated voltage The registered value is updated any time when the value of the meas ured voltage falls below the registered voltage value Register 4 must be erased by a command given via the serial bus or by pressing the STEP and RESET push buttons simultaneously The number of startings register 5 and 6 pro vides information on the occurance of overvoltage and undervoltage in the network It must howe...

Страница 17: ...g the relay For secondary testing the relay must be dis connected from the voltage transformer circuits and other secondary circuits by means of disconnectable terminal blocks or a test adapter fitted on the relay A possible connection of the relay to the circuit breaker trip coil must be noted during the test When the auxiliary voltage is connected to the relay a self testing program is carried o...

Страница 18: ...0V 13 14 15 IRF 3U TS2 TS1 SGB 5 SS1 SS2 U1 I O t t k 3U TIMER START S1 TIMER STOP S2 L2 L3 L1 Uaux BS V N L1 Fig 7 Test circuit for the overvoltage and undervoltage relay SPAU 130 C When the test circuit has been completed and the selector switches properly set the auxiliary voltage can be connected to the relay The function of the test circuit can be verified by means of a multimeter ...

Страница 19: ...gizing input Close switch S1 and increase the voltage slowly until the overvoltage stage starts and indicator L2 is lit Read the start voltage value from the voltme ter Operate time t Definite time characteristic If possible set the test voltage at 2 x the set start voltage of the overvoltage stage Note The maximum voltage withstand of 2 x Un must not be exceeded The timer is started by switch S1 ...

Страница 20: ...mes the set start voltage of the undervoltage stage The timer is started by switch S1 when it is closed and stopped by contact 68 69 when output relay B picks up Note If the test voltage setting is below 0 2 x Un switch SG1 6 must be set in position 0 Checking the blocking function Set switch SGB 5 of the relay module in posi tion 1 ON and switch SGR 1 in position 1 Check the blocking function by ...

Страница 21: ...urer Please contact the manufacturer or his nearest representative for further information about checking overhaul and calibration of the relay Note The protection relays contain electronic circuits which are liable to serious damage due to elec trostatic discharge Before removing a module ensure that you are at the same electrostatic potentialastheequipmentbytouchingthecase Note Static protection...

Страница 22: ...he relay case is made of profile aluminium and finished in beige A rubber gasket fitted on the mounting collar provides an IP54 degree of protection between relay case and mounting panel when the relay is flush mounted The hinged cover of the relay case is made of clear UV stabilized polycarbonate and pro videdwithasealablefingerscrew Agasketalong the edge of the cover provides an IP 54 degree of ...

Страница 23: ...s k t 0 5 0 05 1 0 0 8 0 4 5 0 1 0 12 0 8 1 2 1 6 STEP RESET SG1 0 1 1 2 3 4 5 6 7 8 U n U U t s U U SPCU 3C14 B n U U 1 2 STEP SPCU 3C14 Combined overvoltage and undervoltage relay module User s manual and Technical description ...

Страница 24: ... or inverse definite minimum time characteristic Two sets of voltage time curves selectable at inverse time operation Undervoltage stage with definite time charac teristic External blocking of the undervoltage stage via built in control input Automatic blocking of the undervoltage stage on loss of energizing voltage Digital display of measured values set values and recorded fault values Serial com...

Страница 25: ...ed A and B can be selected by means of switch SG1 4 At inverse time characteristic switch SG1 5 has no func tion If one of the voltages measured by the module falls below the set start value of the U stage the module delivers a start signal SS2 after the set operate time has expired The start time of the U stage is selected by means of switch SG1 7 and two alternative values are available Afterthe...

Страница 26: ...n indicators SGB Selector switchgroup for configuration of blockings on the PC board SS1 Start signal of the U stage TS1 Trip signal of the U stage SS2 Start signal of the U stage TS2 Trip signal of the U stage Y Yellow indicator R Red indicator NOTE All input and output signals of the relay module are not necessarily wired to the terminals of every protection relay unit including the over voltage...

Страница 27: ...ols the indica tor resets If for instance the yellow start indicator has been given self reset mode of operation and the red operation indicator manual reset mode of operation the yellow indicator is lit when the stage starts and it turns red if the stage operates When the stage resets after operation the red indication remains lit If the stage starts but does not operate the yellow indicator is l...

Страница 28: ... the description General characteristics of C type relay modules Selector switches Modified 99 12 When the module has been given single phase operation only U12 is measured Additional relay functions required in various applications are selected by means of the selector switches of switchgroup SG1 located on the front panel of therelaymodule Thenumberingoftheswitches 1 8 and the switch positions 0...

Страница 29: ...on can be separately set for each indicator The mode of operation is set by means of the checksum which can be calculated from the following table Normally the start indications are self reset and the operation indi cations manually reset Indicator Manually reset Factory default Start indicator U 1 0 Operation indicator U 2 2 Start indicator U 4 0 Operation indicator U 8 8 Checksum 15 10 Switchgro...

Страница 30: ...command via the serial port or by pushing the STEP and RESET push buttons simultaneously The registered value is also erased on loss of auxiliary supply 3 Thelowestvoltagevaluemeasuredduringthestartsequenceasamultipleoftherated voltageoftherelayenergizinginput Anyundervoltagestagestarterasestheoldvalue andstartsanewrecordingsequence Therecordingsequenceisstoppedonoperation of the undervoltage stag...

Страница 31: ...or If the relay module is connected to a data communication system and the communication is operating the counter reading of the bus traffic monitor will be 0 Otherwise the numbers 0 255 are continuously rolling in the counter Submenu 3 Password required for remote setting The password given in the setting mode of a submenu must always be entered via the serial communication before the settings ca...

Страница 32: ...ax voltage measured after reset 2 3 Min voltage measured after reset 5 4 Min voltage measured during the last start of U Number of starts of overvoltage stage Remotely set value t x p2 Incoming blockings 0 A 0 000 1 SS1 TS1 TS2 IRF SS2 2 3 parameter that can be set in the setting mode 6 Duration of the latest start event of stage U 8 7 Number of starts of undervoltage stage Duration of the latest ...

Страница 33: ...t voltage V a constant 480 b constant 32 c constant 0 035 p constant AtanIDMTmodeofoperationtherecordingof the tripping time of the overvoltage stage does not start until the voltage exceeds the setting valueby6 Theoperatingtimeaccuracystated in the technical data applies when the voltage exceedsthesettingvalueby10 Theovervoltage stage includes two characteristics with different inversities The ch...

Страница 34: ...off pick up ratio typically 0 97 Operate time accuracy at definite time mode of operation and start time accuracy 2 of set value or 25 ms Operate time accuracy at inverse time characteristic 25 ms or the inaccuracy appearing when the measured voltage varies 3 Operation accuracy 3 of set value Undervoltage stage U Start voltage U 0 4 1 2 x Un Start time 0 1 s or 30 s Operate time at definite time c...

Страница 35: ...5 The default value of the over under voltage relay module SPCU 3C14 is 85 which means that all startings and trippings are in cluded in the reporting but not the resetting ThecodesE50 E54andtheeventsrepresented by these cannot be excluded from the reporting Event codes for over undervoltage relay mod ule SPCU 3C14 Code Event Weighting Default coefficient setting E1 Starting of overvoltage stage U...

Страница 36: ...ing of undervoltage stage U O4 R 0 U stage not tripped 1 U stage tripped Activated start value for stage U S1 R 0 8 1 6 x Un Activated operate time t or time S2 R 0 05 100 s or multiplier k for stage U 0 05 1 00 Activated start value for stage U S3 R 0 4 1 2 x Un Activated operate time for stage U S4 R 1 120 s Activated checksum of switch S5 R 0 255 group SG1 Start value for stage U S11 R 0 8 1 6 ...

Страница 37: ...elays and operation operation indicators indicators reset Resetting of output relays operation V102 W 1 output relays operation indicators and erasing of recorded data indicators reset and registers simultaneously codes V1 V8 erased Remote control of settings V150 R W 0 setting with knobs S11 S15 activated 1 remote settings S31 S35 activated Event mask word V155 R W 0 255 see section Event codes M...

Страница 38: ...mmand When required the B com mand can be repeated The setting values S1 S5 are the alerted set values currently used by the protection relay module These values are set either by remote control or by means of the setting knobs The values S11 S15 are set with the setting knobs and the selector switches Variables S21 S25 are set as percentage values via remote control The settings S21 S25 allow rea...

Страница 39: ...rded and stated when service is ordered The fault codes of the over undervoltage relay module SPCU 3C14 are explained in the fol lowing table Fault code Explanation 4 Faulty output relay path or missing output relay card 30 Faulty program memory ROM 50 Faulty working memory RAM 195 Too low a value in reference channel with multiplier 1 131 Too low a value in reference channel with multiplier 5 67 ...

Страница 40: ......

Страница 41: ...with indicator Stage 1 Setting knob 2 with indicator Setting knob 3 with indicator Stage 2 Setting knob 4 with indicator Self supervision alarm indicator Internal Relay Fault Display 1 3 digits Step push button STEP Programming switches SG1 Switchgroup indicator Reset push button RESET Start operation indicators General characteristics of C type relay modules User s manual and Technical descriptio...

Страница 42: ...ality See section Display Programming switches SG1 Part of the settings and the selections of the operating characteristics for the relay modules in various applications are made with the pro grammingswitchesSG1onthefrontpanel The indicator of the switchgroup glows when the checksum of the switchgroup is shown on the display The checksum can be used for checking that the switches are properly set ...

Страница 43: ...he measured set or stored value and the digit at the extreme left red the number of theregister Themeasuredorsetvaluedisplayed is indicated by a yellow LED indicator The number of the register glows only when a stored value is displayed When the auxiliary voltage is connected to a measuring relay module the module initially tests the display by stepping through the digits 1 9 for about 15 seconds ...

Страница 44: ...they are displayed by pressing the STEP button In addition to the setting knob settings the main menu contains the measured current values as well as the registers 1 5 as well as 0 and A The remote setting percentage and remote setting value are located in the submenus for the settings and are activated on the display by pressing the RESET button Setting mode Theregistersofthemainmenuandthesubmenu...

Страница 45: ...the memory of the relay module by pressing the RESET and STEP button simultaneously At the moment the information enters the memory the three green dashes flash in the display i e A i Leave the setting mode by pressing the RESET button for about 10 s until the display stops flashing j Then enter submenu 1 of register A by pressing the RESET button for approx one second The register address A is th...

Страница 46: ... g external blocking signals and status information for the circuit breaker The codes are explained in the descriptions of the relay modules Register A contains the address code of the relay moduleasrequiredbytheserialcommunication system Example 1 on page 4 shows how the address code is altered Submenu 1 of register A contains the data transfer rate value expressed in kilobaud for the serial comm...

Страница 47: ...activated by simultaneouspressingofthepush buttonsSTEP and RESET The signal remains activated as long as the two push buttons are being pressed Theself supervisionoutputisactivatedbypress ingtheSTEPbuttononcewhennosettingknob indicator is flashing The IRF output is acti vated in about 5 seconds after pressing of the STEP button and resets after that Simultane ously the display returns to the main ...

Страница 48: ...to activate tripping of stage 1 e g the I stage of the overcurrent module SPCJ 3C3 The indicator of the concerned stage starts glowing red f Starting and tripping of the second stage is activated in the same way as stage 1 The indica torofthethirdorfourthsettingstartsflashingto indicate that the concerned stage has been acti vated g To activate the self supervision output step to wards the test po...

Страница 49: ...h a self supervision sys tem which continuously supervises the function of the microprocessor its program execution and the electronics When the self supervision system has detected a permanent fault in the relay module the red IRF indicator on the panel starts glowing soon after the fault was discovered At the same time the module puts forward a signal to the self supervision contact of the relay...

Страница 50: ......

Страница 51: ......

Страница 52: ...1MRS 750638 MUM EN ABB Oy Substation Automation P O Box 699 FIN 65101 VAASA Finland Tel 358 0 10 22 11 Fax 358 0 10 22 41094 www abb com substationautomation ...

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