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2. OPERATION PRINCIPLES

MIV Digital Multifunctional Protective Relay

GEK-106271

Index

Status

1.0

Parallel EEPROM alarm

1.1

Serial EEPROM alarm

1.4

Default general settings ALARM

1.5

Default Table 1 settings ALARM

1.6

Default Table 2 settings ALARM

1.7

Default Table 3 settings ALARM

2.0

EXTERNAL TRIGGER

2.1

ACTIVE TABLE-1

2.2

ACTIVE TABLE -2

2.3

ACTIVE TABLE -3

2.4

COMMUNICATIONS TRIGGER

4.0

UNDERVOLTAGE (mT-VaL1)

4.1

UNDERVOLTAGE (mT-VbL1)

4.2

UNDERVOLTAGE (mT-VcL1)

4.3

UNDERVOLTAGE (mT-V1)

4.7

UNDERVOLTAGE (mT-V2)

5.0

VOLTAGE ABSENCE (aT-VaL1)

5.1

VOLTAGE ABSENCE (aT-VbL1)

5.2

VOLTAGE ABSENCE (aT-VcL1)

5.3

VOLTAGE ABSENCE (aT-V1)

5.7

VOLTAGE ABSENCE (aT-V2)

6.0

VOLTAGE PRESENCE (pT-VaL1)

6.1

VOLTAGE PRESENCE (pT-VbL1)

6.2

VOLTAGE PRESENCE (pT-VcL1)

6.3

VOLTAGE PRESENCE (pT-V1)

6.7

VOLTAGE PRESENCE (pT-V2)

7.0

WEAK INFEED (ad-VaL1)

7.1

VOLTAGE PRESENCE (ad-VbL1)

7.2

WEAK INFEED (ad-VcL1)

8.0

89L1 Status

8.1

Undefined (error) 89L1

8.2

89L1Opening failure ALARM

8.3

89L1Closing failure ALARM

12.0

DL-DB

12.1

LL-DB

12.2

DL-LB

12.3

LL-LB

12.4
12.5

SYNCH-Reclose (TMP1)

12.6
12.7

SYNCH-Close (TMP2)

13.0

DL-DB

13.1

LL-DB

13.2

DL-LB

13.3

LL-LB

13.4
13.5

SYNCH-Reclose (TMP1)

13.6
13.7

SYNCH-Close (TMP2)

14.0

FUNCTION-A (TMP)

14.1

FUNCTION-A' (TMP)

14.2

FUNCTION-B

14.3

FUNCTION-C

14.4

FUNCTION-D

Содержание MOV 2000

Страница 1: ...ÿ GE Power Management MOV 2000 Instructions Instructions Instructions Instructions GEK 106271 GEK 106271 GEK 106271 GEK 106271 Digital Multifunctional Protection Control and Supervision Relay ...

Страница 2: ... 28 9 1 200 17 21 7 217 176 2 7 35 6 17 0 18 1 86 23 2 7 6 3 72 7 5 7 23 2 7 3 5 28 9 281 7 352 0 72 7 180 5 1 1 7 48 67 21 5 2 33 72 62 9 285 28 76 1 7 1 28 25 3 1 86 03529 7 6 0 18 RPSDQ 1DPH GGUHVV 3KRQH D PDLO HVFULSWLRQ RI RXU TXHVWLRQ RU VXJJHVWLRQ 0DQXDO FRGH ...

Страница 3: ......

Страница 4: ...ed Line Selector Switch 10 2 2 3 Visual Signalling LEDs 10 2 2 4 SELF TEST OF THE UNIT 11 2 3 ANALYSIS FUNCTIONS 11 2 3 1 EVENT RECORDER 11 2 3 2 OSCILLOGRAPHY RECORDING 13 2 4 CONTROL 14 2 4 1 SETTINGS TABLES 14 2 4 2 TIME SYNCHRONIZATION 14 2 4 3 CONFIGURABLE INPUTS AND OUTPUTS 15 2 4 3 1 Digital Inputs 15 2 4 7 2 Outputs 15 2 5 HUMAN MACHINE INTERFACE HMI 15 2 6 REMOTE COMMUNICATIONS 16 3 SETTI...

Страница 5: ...B C D VOLTAGE ABSENCE FUNCTIONS 45 6 13 FUNCTIONS E F J VOLTAGE PRESENCE UNITS 48 6 14 FUNCTIONS G H I WEAK INFEED UNITS 49 6 15 FUNCTIONS 25 SIDE AND CENTRAL SYNCHRONISM 50 6 16 IRIG B 53 7 INSTALLATION AND MAINTENANCE 55 7 1 INSTALLATION 55 7 2 SAFETY GROUND CONNECTION AND SUPPRESSION OF DISTURBANCES 55 7 3 MAINTENANCE 55 8 KEYPAD AND DISPLAY 57 8 1 MENU TREE 59 8 2 SETTINGS GROUP 60 8 3 INFORMA...

Страница 6: ...gure 5 RS232 connection MOV with MODEM 73 Figure 6 Rear view 226B7412H10 74 Figure 7 Dimensions diagram 226B6086H10 75 LIST OF TABLES TABLE 1 Default LED configuration 11 TABLE 2 List of events 11 TABLE 3 Internal protection status 17 TABLE 4 Settings common to all tables 22 TABLE 5 Independent settings for each table 23 TABLE 6 HMI menu Description 59 TABLE 7 HMI menu Settings Ranges 60 TABLE 8 S...

Страница 7: ...TABLE OF CONTENTS 4 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 8: ...ach on the front of the unit The functions included in this system are as follows a Protection Undervoltage functions A A Voltage absence functions B C D Voltage presence functions E F J Weak infeed functions G H I Closing and reclosing permission functions for two breakers b Monitoring and Registering Three phase line voltage busbars 1 2 voltage measurement Associated line selector switch status ...

Страница 9: ...1 GENERAL DESCRIPTION AND APPLICATION 6 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 10: ...nction consists on detecting undervoltage 1 1 setting on both sides of the side breaker in case of breaker and a half schemes during a certain period of time setting 2 1 It monitors the Busbar voltage V1 and the line voltage values V3 V4 V5 or V2 depending on the status of the line disconnection switch The operation of this function allows the side breaker to trip and signal undervoltage to the co...

Страница 11: ...D V1 89 V3 V4 V5 89 This function detects the voltage absence on the line side of the central breaker Voltage absence on any side of the central breaker can be detected by parallel connecting the operation of both MOVs protecting the breaker The use of this function is the same as function C but for the central breaker 2 1 6 FUNCTION E V1 V2 89 V3 V4 V5 89 This function detects the voltage presenc...

Страница 12: ...n settings 3 1 3 2 and 3 3 The synchronism check function only operates for LL LB conditions that is when voltage on both sides of the breaker is equal or higher than the voltage presence setting setting 1 3 Once this condition is present voltage must fall below the voltage absence setting setting 1 4 in order to become a Dead Line or Dead Bus situation For this breaker the BUS side refers to the ...

Страница 13: ...ms etc Those signals included in the status are grouped in groups of 16 there are 10 different groups in the status the last group corresponds to the 16 AND gates that can be defined using the programmable logic through GE INTRO software Therefore the desired signals or the result of an AND gate from a group can be taken to this last group AND1 AND16 The MOV unit front panel has a total of 17 LED ...

Страница 14: ...test is included for the signalling LEDs All of them will light up when pressing the TARGET RESET button If this button is pressed for more than one second the memorised indicators will be deleted 2 3 ANALYSIS FUNCTIONS The MOV system includes event recording and oscillography with time resolution of 1 millisecond In order to maintain the integrity of date and time as well as the oscillography rec...

Страница 15: ...ENCE aT VaL1 5 1 VOLTAGE ABSENCE aT VbL1 5 2 VOLTAGE ABSENCE aT VcL1 5 3 VOLTAGE ABSENCE aT V1 5 7 VOLTAGE ABSENCE aT V2 6 0 VOLTAGE PRESENCE pT VaL1 6 1 VOLTAGE PRESENCE pT VbL1 6 2 VOLTAGE PRESENCE pT VcL1 6 3 VOLTAGE PRESENCE pT V1 6 7 VOLTAGE PRESENCE pT V2 7 0 WEAK INFEED ad VaL1 7 1 VOLTAGE PRESENCE ad VbL1 7 2 WEAK INFEED ad VcL1 8 0 89L1 Status 8 1 Undefined error 89L1 8 2 89L1Opening fail...

Страница 16: ...A V4 VB V5 VC V1 V2 Digital information Protection units status Digital inputs status Date and time Causes that triggered the oscillography EXTERNAL TRIGGER COMMUNICATION TRIGGER FUNCTION A TMP FUNCTION A TMP FUNCTION B FUNCTION C FUNCTION D FUNCTION E FUNCTION F FUNCTION G FUNCTION H FUNCTION I FUNCTION J Active settings table in the moment of the record There is a configurable mask that determin...

Страница 17: ...eep in mind that table 3 is always associated with cold load pickup and has maximum priority Please refer to section 2 4 5 Number Table Selection 1 Table Selection 2 Active Table 0 0 0 Selected by setting 1 0 1 1 2 1 0 2 3 1 1 3 NOTE If the active table is controlled using these inputs this selection will have priority over the ACTIVE TABLE setting and the table used will be determined by the stat...

Страница 18: ...he MOV has 160 different internal states and these can be used to carry out logical operations NOT AND and OR which gives to the unit a great flexibility The output configuration logic is done by using different levels At the first level it is possible to use AND gates of up to 16 signals see section 2 2 3 The output is incorporated into the states matrix so that it can in turn be used in next AND...

Страница 19: ...ram which facilitates dialogue with the relay is supplied with the unit The protocol is reliable and allows communication with different protection systems It guarantees very efficient data transfer especially for the oscillography and other large files along with error detection and automatic communication recovery The status of the local remote communication is indicated on the front of the unit...

Страница 20: ...gs ALARM 1 6 Default Table 2 Settings ALARM 1 7 Default Table 3 Settings ALARM 2 0 EXTERNAL TRIGGER 2 1 ACTIVE TABLE 1 2 2 ACTIVE TABLE 2 2 3 ACTIVE TABLE 3 2 4 COMMUNICATIONS TRIGGER 2 5 2 6 2 7 3 0 PI1 3 1 PI2 3 2 PI3 3 3 PI4 3 4 PI5 3 5 PI6 3 6 3 7 4 0 UNDERVOLTAGE mT VaL1 4 1 UNDERVOLTAGE mT VbL1 4 2 UNDERVOLTAGE mT VcL1 4 3 UNDERVOLTAGE mT V1 4 4 4 5 4 6 4 7 UNDERVOLTAGE mT V2 5 0 VOLTAGE ABS...

Страница 21: ...T V2 7 0 WEAK INFEED ad VaL1 7 1 WEAK INFEED ad VbL1 7 2 WEAK INFEED ad VcL1 7 3 7 4 7 5 7 6 7 7 8 0 89L1 Status 8 1 Undefined error 89L1 8 2 89L1 Opening failure ALARM 8 3 89L1 Closing failure ALARM 8 4 8 5 8 6 8 7 9 0 9 1 9 2 9 3 9 4 9 5 9 6 9 7 10 0 10 1 10 2 10 3 10 4 10 5 10 6 10 7 11 0 11 1 11 2 11 3 11 4 11 5 11 6 11 7 12 0 DL DB only MOV2 12 1 LL DB only MOV2 12 2 DL LB only MOV2 12 3 LL L...

Страница 22: ... 14 0 FUNCTION A TMP 14 1 FUNCTION A TMP 14 2 FUNCTION B 14 3 FUNCTION C 14 4 FUNCTION D 14 5 FUNCTION E 14 6 FUNCTION F 14 7 FUNCTION G 15 0 FUNCTION H 15 1 FUNCTION I 15 2 FUNCTION J 15 3 79 521 permission only MOV2 15 4 521 CLOSE PERMISSION only MOV2 15 5 79 520 PERMISSION only MOV2 15 6 520 CLOSE PERMISSION only MOV2 15 7 LACK OF SYNCHRONISM 16 0 16 1 16 2 16 3 16 4 16 5 16 6 16 7 17 0 17 1 17...

Страница 23: ...2 OPERATION PRINCIPLES 20 MIV Digital Multifunctional Protective Relay GEK 106271 Index Status 19 1 AND 10 19 2 AND 11 19 3 AND 12 19 4 AND 13 19 5 AND 14 19 6 AND 15 19 7 AND 16 ...

Страница 24: ...th those of the MOV unit More specifically these parameters for the communication configuration of the local HMI are as follows COMMUNICATION BAUD RATE for the relay depending on which port is being used local or remote STOP BIT for the relay depending on which port is being used local or remote To modify or view the unit s configuration parameters go to the configuration menu corresponding to sec...

Страница 25: ...permitted FUNCTION E permitted FUNCTION F permitted FUNCTION G permitted FUNCTION H permitted FUNCTION I permitted FUNCTION J permitted OSCILLOGRAPHY SETTINGS No OF PRE FAULT CYCLES 1 8 8 FUNCTION A permitted FUNCTION A Not permitted FUNCTION B Not permitted FUNCTION C Not permitted FUNCTION D Not permitted FUNCTION E Not permitted FUNCTION F Not permitted FUNCTION G permitted FUNCTION H Not permi...

Страница 26: ...d 3 8 79 DL LB Dead line Live bus Not permitted 3 9 79 SYNCHECK SYNCHRO CHECK Permitted 3 10 CLOSE DL DB Dead line Dead bus Not permitted 3 11 CLOSE LL DB Live line Dead bus Not permitted 3 12 CLOSE DL LB Dead line Live bus Not permitted 3 13 CLOSE SYNCHECK SYNCHRO CHECK permitted 4 25 SETTINGS FOR 520 4 1 DIFF IN MODULE 1 30 V 10 V 4 2 DIFF IN ANGLE 1º 60º 10 º 4 3 DIFF IN FREQUENCY 0 01 2 00 Hz ...

Страница 27: ... V1 VT RATIO This setting allows the user to view the busbar voltage measure V1 in primary This setting does not apply for the event record measures or the oscillography record as these are shown in secondary 1 6 V2 VT RATIO This setting allows the user to view the V2 voltage measure in primary This setting does not apply for the event record measures or the oscillography record as these are shown...

Страница 28: ...om open to closed does not exceed the set time 4 3 NUMBER OF CONTACTS Using this setting we specify the number of input contacts used for establishing the line switch status In case of setting a 1 the contact must be normally open A When setting a 2 contact A normally open and contact B normally closed the unit itself will solve the undetermined status both contacts energised and the opening and c...

Страница 29: ...inimum time during which the difference in module phase and frequency between voltage values at both sides of the side breaker must remain under the values set in 3 1 3 2 and 3 3 for a synchronism for reclose condition 3 5 TEMP 25 CLOSE This setting determines the minimum time during which the difference in module phase and frequency between voltage values at both sides of the side breaker must re...

Страница 30: ...1 4 2 and 4 3 for a synchronism for close condition 4 6 RECLOSE PERMISSIONS This mask allows to set the situations that must converge for a central breaker reclose permission 79 DL DB 79 LL DB 79 DL LB and or 79 SYNCHECK 4 7 CLOSE PERMISSIONS This mask allows to set the situations that must converge for a central breaker close permission CLOSE DL DB CLOSE LL DB CLOSE DL LB and or CLOSE SYNCHECK Th...

Страница 31: ...VOLTAGE Voltage absence initiate fun B C y D VOLTAGE ABSENCE Voltage presence initiate fun E F y J VOLTAGE PRESENCE Weak infeed initiate fun G H e I WEAK INFEED Functions timer Settings Group TIMER SETTINGS Side Undervoltage timer UNDERVOLTAGE TEMP Central Undervoltage timer UNDERVOLTAGE TEMP Side Synchronism Settings Group 25 SETTINGS FOR 521 Difference in Module DIF MODULE Difference in Phase DI...

Страница 32: ...se DIF ANGLE Difference in Frequency DIF FREQUENCY Timer for reclose TEMP 25 79 Timer for close TEMP 25 CLOSE Reclose Permissions Dead line Dead Bus 79 DL DB Live line Dead Bus 79 LL DB Dead line Live Bus 79 DL LB SYNCH CHECK 79 SYNCHECK Close Permissions Dead line Dead Bus CLOSE DL DB Live line Dead Bus CLOSE LL DB Dead line Live Bus CLOSE DL LB SYNCH CHECK CLOSE SYNCHECK ...

Страница 33: ...3 SETTINGS 30 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 34: ...dc H 110 250 Vdc 0 0 Options special models A Revision Level 4 2 TECHNICAL CHARACTERISTICS MECHANICAL Metallic package in a 19 rack 2 units high Protection degree IP51 according to IEC 529 Local HMI with LCD display 2x16 characters and 20 key keypad Rear connection through 6 boards of 12 terminals each Dimensions 437 x 164 x 88 mm Weight Net 6 kg Packed 7 kg ELECTRICAL Frequency 50 or 60 Hz select...

Страница 35: ... VA at Vn 63 5 V Consumption Auxiliary voltage 12 W stand by 16 W with all relays active Digital inputs 8 mA 1 W for Vaux 125 Vdc Accuracy Voltage and current 5 Times 5 or 30 ms whichever is greater Error index Class E 5 according to IEC 255 4 Repetitivity Operation value 1 Operation time 2 or 30 ms whichever is greater COMMUNICATIONS RS232 using DB9 female connector 2 or 3 connectors depending on...

Страница 36: ...standards C37 90 IEC 255 5 IEC 255 6 and IEC 68 Test Standard Class Insulation test voltage IEC 255 5 600V 2kV 50 60Hz 1min Impulse Voltage Withstand IEC 255 5 5kV 0 5 J 1 MHz interference IEC 255 22 1 III Electrostatic discharge IEC 255 22 2 IV EN 61000 4 2 8kV Immunity to radio interference IEC 255 22 3 III Electromagnetic fields radiated with ENV 50140 10 V m amplitude modulation Electromagneti...

Страница 37: ...4 TECHNICAL CHARACTERISTICS 34 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 38: ...The connections required for the unit s communications are made using three DB 9 type connectors one on the front and two on the rear when using communication option RS 232 One of these connectors is replaced by the corresponding fibre optic connector in the models which include this option 5 1 3 INTERNAL CONSTRUCTION Internally the MOV unit is divided into 2 trays and a case The case consists of ...

Страница 39: ...to carry out relay communications and the other to carry out the calculations which are necessary for the protection functions The microprocessor chosen is designed to carry out input and output calculations and operations at very high speed The use of two microprocessors is especially recommendable so as to make the protection and communication functions totally independent of each other inside t...

Страница 40: ...ting margin of the power supply is 20 and it is galvanically insulated from the rest of the relay s circuits The power supply provides 12 Vdc to supply the analog part and the output relays and 5 Vdc for the digital circuits 5 2 4 KEYPAD AND DISPLAY The MOV display is an LCD display liquid crystal and consists of two rows of 16 characters each and can be seen in the window situated on the front of...

Страница 41: ...5 HARDWARE DESCRIPTION 38 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 42: ...rminals A10 and B10 at the rated voltage indicated on the front plate For simulating the external contacts closing inputs to MOV unit we will use jumpers and switches 6 2 VISUAL INSPECTION Check that the relay has not suffered any kind of damage due to transportation and handling Check that all the screws are sufficiently tight and that the terminal strips have not been damaged in any way Check th...

Страница 43: ...at pressing the TARGET RESET button with the relay connected to a power supply all the indicators light up 6 5 POWER SUPPLY During functional tests terminals A9 and B9 must be connected to ground for safety reasons Configure all outputs as function G Check that with the relay turned off all the output contacts except the SYSTEM READY remain open Power the relay at the minimum voltage and check tha...

Страница 44: ...0 V 150 V 200 V V3 5 V 10 V 50 V 100 V 150 V 200 V V4 5 V 10 V 50 V 100 V 150 V 200 V V5 5 V 10 V 50 V 100 V 150 V 200 V Apply voltages shown in table 1 at a frequency of 60Hz with a phase of 0º Check that the relay measures V1 V2 V3 V4 and V5 with an accuracy better than 5 Apply voltages shown in table 1 at a frequency of 50Hz with a phase of 0º Check that the relay measures V1 V2 V3 V4 and V5 wi...

Страница 45: ...A Protection output 2 FUNCTION A Protection output 3 FUNCTION A Protection output 4 FUNCTION A Protection output 5 Program Start up Protection output 6 FUNCTION C Protection output 7 FUNCTION D Protection output 8 FUNCTION E Protection output 9 FUNCTION F Protection output 10 FUNCTION G Protection output 11 FUNCTION A Protection output 12 FUNCTION A Protection output 13 FUNCTION B Protection outpu...

Страница 46: ...check that only SP19 contact closes Permit only function I and check that only SP20 contact closes Permit only function J and check that only SP21 contact closes Apply auxiliary voltage to PI1 input 89 closed and check that only SP22 contact closes 6 10 KEYPAD DISPLAY AND LEDS Press the TARGET RESET button and check that all LEDs light up Press the following keys in the below stated order and chec...

Страница 47: ...rough terminal PI2 89 OPEN Apply Vac voltage corresponding to half the undervoltage setting in V1 Apply Vac voltage corresponding to twice the undervoltage setting in V2 Decrease V2 and check that terminal SP1 is activated for 100 and deactivated for 104 of the undervoltage setting Apply auxiliary voltage through terminal PI2 89 OPEN Apply Vac voltage corresponding to half the undervoltage setting...

Страница 48: ...ly auxiliary voltage to input terminal PI2 89 OPEN Apply Vac corresponding to twice the undervoltage setting to V1 Eliminate V1 voltage and check that the time until SP1 and SP2 are activated is less than the time set for undervoltage V and V 20ms Repeat the three previous steps changing the timer settings to 0 5s 1s 10s and 20s 6 12 FUNCTIONS B C D VOLTAGE ABSENCE FUNCTIONS CHECKING THE FUNCTIONS...

Страница 49: ...ge only to PI2 89 open Apply Vac voltage corresponding to twice the voltage absence setting to V2 Decrease V2 and check that terminal SP14 is activated for 100 and deactivated for 104 of the voltage absence setting 89 UNDETERMINED Apply auxiliary voltage PI1 and PI2 89 undetermined Apply Vac voltage corresponding to twice the voltage absence setting to V1 Decrease V1 and check that terminal SP14 i...

Страница 50: ...ponding to half the voltage presence setting to V1 and V2 Increase V1 and V2 and check that terminal SP8 is activated for 100 and deactivated for 96 of the voltage presence setting 89 CLOSED VOLTAGE IN PHASE A Apply auxiliary voltage only to PI1 89 closed Apply Vac voltage corresponding to half the voltage presence setting to V1 and V3 Increase V1 and V3 and check that terminal SP8 is activated fo...

Страница 51: ...ease V5 and check that terminal SP9 is activated for 100 and deactivated for 96 of the voltage presence setting FUNCTION J 89 UNDETERMINED Apply auxiliary voltage to PI1 and PI2 89 undetermined Apply Vac voltage corresponding to half the voltage presence setting to V1 Increase V1 and check that terminal SP21 is activated for 100 and deactivated for 96 of the voltage presence setting 89 OPEN Apply ...

Страница 52: ...E SETTINGS V WEAK INFEED 5 V PROTECTION INPUTS Protection input 1 Input_89L_A Protection input 2 Input _89L_B PROTECTION OUTPUTS Protection output 18 FUNCTION G Protection output 19 FUNCTION H Protection output 20 FUNCTION I FUNCTION G Apply Vac voltage corresponding to twice the weak infeed setting toV3 Decrease V3 and check that terminal SP18 activates for 100 and deactivates for 104 of the weak...

Страница 53: ...SE SYNCHECK Not permitted 25 SETTINGS FOR 520 DIF MODULE 10 vol DIF ANGLE 10 º DIF FREQUENCY 0 10 Hz TEMP 25 79 0 50s TEMP 25 CLOSE 0 50 s 79 DL DB Not permitted 79 LL DB Not permitted 79 DL LB Not permitted 79 SYNCHECK Not permitted CLOSE DL DB Not permitted CLOSE LL DB Not permitted CLOSE DL LB Not permitted CLOSE SYNCHECK Not permitted PROTECTION INPUTS Protection input 1 Input_89L_A PROTECTION...

Страница 54: ...SE LL DB permitted CLOSE DL LB Not permitted CLOSE SYNCHECK Not permitted 25 SETTINGS FOR 520 79 DL DB Not permitted 79 LL DB permitted 79 DL LB Not permitted 79 SYNCHECK Not permitted CLOSE DL DB Not permitted CLOSE LL DB permitted CLOSE DL LB Not permitted CLOSE SYNCHECK Not permitted Apply 60 Vac only to V2 Change the following settings and check that contacts SP1 SP2 SP3 and SP4 close 25 SETTI...

Страница 55: ...79 LL DB Not permitted 79 DL LB permitted 79 SYNCHECK Not permitted CLOSE DL DB Not permitted CLOSE LL DB Not permitted CLOSE DL LB permitted CLOSE SYNCHECK Not permitted Apply 60 Vac only to V4 Change the following settings and check that contacts SP1 SP2 SP3 and SP4 close 25 SETTINGS FOR 521 79 DL DB Not permitted 79 LL DB permitted 79 DL LB Not permitted 79 SYNCHECK Not permitted CLOSE DL DB No...

Страница 56: ...se voltage V1 and check that for 70 Vac contacts SP1 SP2 SP3 and SP4 open Decrease V1 voltage to 60 Vac Change V1 angle with respect to V2 and check that when reaching 10º contacts SP1 SP2 SP3 and SP4 open 89 CLOSED Compare V1 with V4 Apply auxiliary voltage only to PI1 89 closed Apply 60 Vac at 60 Hz to V1 V2 and V4 with an angle difference of 0º between V1 V4 and V2 V4 and check that contacts SP...

Страница 57: ...6 ACCEPTANCE TESTS 54 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 58: ... electronic circuits with the result that the circuits are perfectly protected In addition this connection also guarantees the physical safety of the personnel who have to touch the relay since the whole casing is connected to ground 7 3 MAINTENANCE Given the important role that the protection relays play in the operation of any installation a periodic program of tests is highly recommended The un...

Страница 59: ...7 INSTALLATION AND MAINTENANCE 56 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 60: ...m configuration and the modification of the passwords access communication speeds etc This menu is accessed by keying in the code 7169 In order to access this mode the relay should be on the main screen Single key menu By pressing the ENT key the MOV can be operated in a simplified mode It is not necessary to remove the methacrylate cover on the front of the relay to access this mode In stand by m...

Страница 61: ...quivalent of a horizontal movement within a menu When the required option appears on the screen it can be selected with the ENT key LEFT RIGHT ARROWS Show the different possibilities of a given setting It is not used for all settings When the required option appears on the screen it can be selected with the ENT key ...

Страница 62: ...nce in angle in the side breaker DIF FREQUENCY 521 Difference in frequency in the side breaker DIF ANGLE 520 Difference in angle in the central breaker DIF FREQUENCY 520 Difference in frequency in the central breaker RELAY STATUS Relay status In Out of Service ACTIVE TABLE Active settings table LINE 89 Line switch status 521 LINE BUSBAR Line Busbar voltage status dead live at both sides of the sid...

Страница 63: ...e VIEW PROTECTION SETTINGS GENERAL SETTINGS RELAY STATUS In Service Out of Service MODIFY PROTECTION SETTINGS IDENTIFICATION View do not modify Alphanumerical chain of up to 20 characters FREQUENCY 50 60 Hz LINE VT RATIO 1 4000 in steps of 1 V1 VT RATIO 1 4000 in steps of 1 V2 VT RATIO 1 4000 in steps of 1 ACTIVE TABLE 1 3 PERMISSIONS X FUNCTION FUNCTION A Permitted No Permitted FUNCTION A Permitt...

Страница 64: ...IGGER Enabled Disabled COMMUNICATIONS TRIGGER Enabled Disabled SWITCHGEAR SETTINGS OPENING TIME 0 10 20 00s CLOSING TIME 0 10 20 00s No OF CONTACTS 1 2 VOLTAGE SETTINGS V UNDERVOLTAGE 5 150 V VOLTAGE ABSENCE 5 150 V VOLTAGE PRESENCE 5 150 V WEAK INFEED 5 150 V TIMER SETTINGS UNDERVOLTAGE TIMER 0 10 20 00s UNDERVOLTAGE TIMER 0 10 20 00s 25 SETTINGS FOR 521 DIF MODULE 1 30 V DIF ANGLE 1 45º DIF FREQ...

Страница 65: ... and others which are specific to each settings table Settings in the table above refer only to T1 The rest of groups is applicable to each table independently There are different groups for each table The steps to be taken in order to change any setting are as follows 1 Press the SET key 2 Select the option MODIFY SETTINGS 3 Select the required setting in the menu trees 4 ENTER the value to be mo...

Страница 66: ...Notes MOV GENERAL ELECTRIC We start from the stand by screen SET VIEW PROTECTION SETTINGS We enter Level 1 MODIFY PROTECTION SETTINGS We rotate inside Level 1 ENT GENERAL SETTINGS We enter Level 2 ENT RELAY STATUS IN SERV We enter Level 3 The IN SERVICE assignation is the default factory configuration for RELAY STATUS We see the current value on the left and the new value on the right ACTIVE TABLE...

Страница 67: ... The MOV allows you to view the status of certain internal values of the relay From the status menu we press the ENT key By pressing the UP arrow key we can move through the status menu and obtain the following information TABLE 9 RELAY STATUS INFORMATION DISPLAY POSSIBLE VALUES MODEL MOV2100M101H00A Depends on model DATABASE Depends on model VERSION PROT Depends on model VERSION COM Depends on mo...

Страница 68: ...y screen This takes you to the operations menu and shows the first item on the menu This shows that the first item on the OPERATIONS menu is the function for entering the date and time for the relay When the UP DOWN ARROW keys are pressed the rest of the items on the actions menu appear After locating the required operation use the ENT key to select it To avoid carrying out operations by mistake t...

Страница 69: ...d to enter a four figure code If the code is correct entry to the configuration unit is permitted If not it returns to the stand by screen The code is unique for all the MOV relays and is not intended to be a password but rather a simple safety measure to avoid accidental changes to the configuration This code is 7169 chosen to coincide with the ASCII code for the initials GE This is how to enter ...

Страница 70: ...mmunications line This number can be between 1 and 255 PASSWORD To prevent unauthorised persons from communicating with the relay via a communications program and changing the settings or performing operations the relay has a password This password can only be seen on the relay display and takes the form of a number between 0 and 99999 t TIME OUT Set to 0 if the relay is not working in a DDS integ...

Страница 71: ...8 KEYPAD AND DISPLAY 68 MIV Digital Multifunctional Protective Relay GEK 106271 ...

Страница 72: ...FIGURES GEK 106271 MIV Digital Multifunctional Protective Relay 69 FIGURES FIGURES FIGURES FIGURES ...

Страница 73: ...FIGURES 70 MIV Digital Multifunctional Protective Relay GEK 106271 FIGURE 1 PANEL MOUNTING DIAGRAM 226B6086H10 ...

Страница 74: ...FIGURES GEK 106271 MIV Digital Multifunctional Protective Relay 71 FIGURE 2 FRONT VIEW 226B7412H9 ...

Страница 75: ...FIGURES 72 MIV Digital Multifunctional Protective Relay GEK 106271 FIGURE 3 EXTERNAL CONNECTIONS 189C4129 H1 ...

Страница 76: ...FIGURES GEK 106271 MIV Digital Multifunctional Protective Relay 73 FIGURE 4 RS232 CONNECTION MOV WITH PC FIGURE 5 RS232 CONNECTION MOV WITH MODEM ...

Страница 77: ...FIGURES 74 MIV Digital Multifunctional Protective Relay GEK 106271 FIGURE 6 REAR VIEW 226B7412H10 ...

Страница 78: ...FIGURES GEK 106271 MIV Digital Multifunctional Protective Relay 75 FIGURE 7 DIMENSIONS DIAGRAM 226B6086H10 ...

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