Siemens 7SV512 Instruction Manual Download

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Order No. C53000---G1176---C91---3
Available from: LZF Fürth---Bislohe
Printed in the Federal Republic of Germany
AG 0499 0.2 FO 128 En

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Summary of Contents for 7SV512

Page 1: ...ircuit Breaker Failure Protection Order No C53000 G1176 C91 3 Figure 1 Illustration of the numerical circuit breaker failure protection relay 7SV512 in flush mounting case E Siemens AG 1994 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 2: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 3: ... 73 23 EEC Conformity is proved by tests that had been performed according to article 10 of the Council Directive in accor dance with the generic standards EN 50081 2 and EN 50082 2 for EMC directive and the standards EN 60255 6 for low voltage directive by Siemens AG by Siemens AG The device is designed and manufactured for application in industrial environment The device is designed in accordanc...

Page 4: ...Conformity 7SV512 V1 C53000 G1176 C91 iv This page intentionally left blank w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 5: ... 27 4 2 4 Initiation conditions and delay times 29 4 2 4 1 Common phase initiation 29 4 2 4 2 Two stage breaker failure protection with common phase initiation 30 4 2 4 3 Phase segregated initiation 30 4 2 4 4 Combined initiation conditions 33 4 2 4 5 Function examples 33 4 2 5 Circuit breaker not fully operational 34 4 2 6 Transfer trip to the remote end circuit breaker 34 4 2 7 Hardware supervis...

Page 6: ...4 Marshalling of the LED indicators address block 63 61 5 5 5 Marshalling of the command trip relays address block 64 63 5 6 Configuration parameters for localized substation automation address block 69 65 6 Operating instructions 67 6 1 Safety precautions 67 6 2 Dialog with the relay 67 6 2 1 Membrane keyboard and display panel 67 6 2 2 Operation with a personal computer 68 6 2 3 Operational prec...

Page 7: ...ntertrip to the opposite feeder end 104 6 7 4 Checking the bus bar trip 104 6 8 Putting the relay into operation 105 7 Maintenance and fault tracing 106 7 1 Routine checks 106 7 2 Replacing the clock module 107 7 3 Fault tracing 108 7 3 1 Replacing the mini fuse 109 8 Repairs 111 9 Storage 111 Appendix 112 A General diagrams 113 B Connection diagrams 116 C Tables 119 NOTE This instruction manual d...

Page 8: ...Contents 7SV512 V1 C53000 G1176 C91 viii This page intentionally left blank w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 9: ...n nected to 7SV512 If two stage breaker failure pro tection is used in conjunction with single pole trip ping by the feeder protection the first stage trip may be performed single pole or three pole as selected by the user Different delay times can be set for single phase faults and multi phase faults If the protected circuit breaker is not operative e g air pressure failure instantaneous bus trip...

Page 10: ...gle pole or three pole trip commands Can be initiated by different protection relays even single pole or three pole or both Instantaneous trip possible in case of defective circuit breaker Transmission of trip command to the remote end possible Integrated end fault protection for intertrip Integrated circuit breaker pole discrepancy su pervision Calculation of operational measured values and indic...

Page 11: ...otection for the housing is IP51 for the terminals IP21 For dimensions please refer to Figure 2 2 7SV512K KCKKK in housing 7XP2030 2 for panel flush mounting or cubicle installation The housing has full sheet metal covers as well as a removable front cover with transparent plastic window Guide rails are built in for the support of plug in modules On the top and bottom plates of the housing contact...

Page 12: ...ctor e g 1B4 1A2 1 2 2 1 4 2 3 1 2 3 4 5 6 7 8 B A B A 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 1 horizontal position vertical position consecutive connection number Figure 2 1 Connection plugs rear view housing for flush mounting example w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 13: ...inals for cross section max 7 mm2 9 71 260 27 29 5 1 5 Interface for optical fibre below Reset and paging buttons 39 15 159 144 7 5 46 60 1 16 45 31 Earthing terminal 16 30 Optical fibre connectors integrated F SMA connector e g for glass fibre 62 5 125 um Dimensions in mm Figure 2 2 Dimensions for housing 7XP2030 1 for panel surface mounting w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 14: ...rewed terminal for max 4 mm2 Twin spring crimp connector in parallel for max 2 5 mm2 Further connectors Screwed terminal for max 1 5 mm2 Twin spring crimp connector in parallel for max 1 5 mm2 Optical fibre connectors integrated F SMA connector with ceramic post e g for glass fibre 62 5 125 um 8 7 6 5 4 3 2 1 145 D C A 150 8 7 6 5 4 3 2 1 Figure 2 3 Dimensions for housing 7XP2030 2 for panel flush...

Page 15: ...n 7 S V 5 1 2 Construction in housing 7XP2030 for panel surface mounting B in housing 7XP2030 for panel flush mounting or cubicle installation C Serial interface for coupling to a control centre without serial interface A with serial interface for optical fibre connection C 0 Supplementary annunciation functions without 0 with real time clock and non volatile annunciation memories 1 15 16 A 0 w w ...

Page 16: ...e Auxiliary voltage Power supply via integrated dc dc converter Rated auxiliary voltage UH 48 60 Vdc 110 125 Vdc 220 250 Vdc 38 to 69 Vdc 88 to 144 Vdc 176 to 288 Vdc Permissible variations Superimposed ac voltage peak to peak 12 at rated voltage 6 at limits of admissible voltage Power consumption quiescent approx 6 5 W energized approx 13 5 W Bridging time during failure short circuit of auxiliar...

Page 17: ... speed as delivered 1200 Baud min 1200 Baud max 19200 Baud Interface for data transfer to a control centre optical fibre connection Standards protocol according to DIN 19244 Transmission speed as delivered 9600 Baud min 4800 Baud max 19200 Baud Transmission security Hamming distance d 4 Connection optical fibre integrated F SMA connector for direct optical fibre connection with ceramic post e g gl...

Page 18: ...m 27 MHz to 500 MHz non modulated IEC 60255 22 3 report class Radio frequency electromagnetic field 10 V m 80 MHz to 1000 MHz 80 AM 1 kHz amplitude modulated IEC 1000 4 3 class Radio frequency electromagnetic field pulse 10 V m 900 MHz repetition frequency 200 Hz modulated IEC 1000 4 3 ENV 50204 class duty cycle 50 Fast transients IEC 60255 22 4 and IEC 1000 4 4 class 2 kV 5 50 ns 5 kHz burst leng...

Page 19: ...1 Hz to 8 Hz 1 5 mm amplitude vert axis 8 Hz to 35 Hz 1 g acceleration hor axis 8 Hz to 35 Hz 0 5 g acceleration vert axis sweep rate 1 octave min 1 cycle in 3 orthogonal axes Vibration and shock during transport Standards IEC 60255 21 and IEC 68 2 Vibration sinusoidal IEC 60255 21 1 class 2 5 Hz to 8 Hz 7 5 mm amplitude IEC 68 2 6 8 Hz to 150 Hz 2 g acceleration sweep rate 1 octave min 20 cycles ...

Page 20: ...ame relay panel as the digital protection equipment should as a rule be fitted with suitable spike quenching elements All external connection leads in sub stations from 100 kV upwards should be screened with a screen capable of carrying power currents and earthed at both sides No special measures are normally necessary for sub stations of lower volt ages It is not permissible to withdraw or insert...

Page 21: ... fault protection with insufficient current flow e g Buchholz protection pole discrepancy supervision Initiation conditions for breaker failure protection single pole trip from feeder protection three pole trip from feeder protection three pole trip from bus bar protection three pole trip from non short circuit protection Times pick up time approx 5 ms with measured quantities present approx 20 ms...

Page 22: ...iations of the last three faults Real time clock optional Resolution for operational annunciations 1 min Resolution for fault event annunciations 1 ms Clock module optional DALLAS Type DS 138 32k RAMifield TIMEKEEPER Self discharge time 10 years Max time deviation 0 01 Data storage for fault recording Storage period fault detection 0 ms max for operating interface 100 ms to 2900 ms at 50 Hz 83 ms ...

Page 23: ...match them to the internal processing level of the unit Apart from galvanic and low capacitance isolation provided by the input transformers filters are pro vided for the suppression of interference The filters have been optimized with regard to bandwidth and Serial interface Serial interface Personal computer Power supply 10 binary inputs Operator panel M S ME AE Ç LED Reset CW 7 8 9 R F DA 4 5 6...

Page 24: ...indicators LEDs and an alphanumerical display on the front An integrated membrane keyboard in connection with a built in alphanumerical LCD display enables communication with the unit All operational data such as setting values plant data etc are entered into the protection from this panel refer Section 6 3 Using this panel the parameters can be recalled and the relevant data for the evaluation of...

Page 25: ...low and the timer runs to its set value The breaker failure protection then issues a command to trip the back up breakers and interrupt the fault current The reset time of the feeder protection is of no impor tance because the breaker failure protection itself recognizes the interruption of the current For protection relays for which the tripping criteria are not dependant on current e g Buchholz ...

Page 26: ...t have any direct in fluence on the basic function of the breaker failure protection but it allows a 2 out of 4 comparison to be made refer Figure 4 4 This means that the current detection signal LK associated with a phase cur rent ILK can only be generated when current is pres ent in at least one of the other phases or an earth residual current is detected With a phase to phase fault current flow...

Page 27: ...ed in this case This connection mode is recommended if the breaker failure protection can be initiated by a feeder protection function which may trip at low current or no current conditions and which shall operate in conjunction with single pole auto reclosure e g weak infeed trip with carrier transmission If the circuit breaker poles can be switched individu ally but only two binary inputs can be...

Page 28: ...16 A17 A17 A18 A18 A19 A19 L1 closed L1 open any pole closed any pole open CB aux contacts L1 L2 L3 Circuit breaker auxiliary contacts BI Binary input with associated function number A Binary input is assigned to physical input L2 closed L2 open L3 closed L3 open Figure 4 7 Circuit breaker position logic w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 29: ...ck internal blocking Start Aux acc Fig 4 6 Figure 4 8 Breaker failure protection with com mon phase initiation 7SV512 provides facility to interrogate the circuit breaker auxiliary contact s according Figure 4 6 in case the current flow criterion is not fulfilled for any of the phases If the circuit breaker poles can be tripped individually the parallel connection of the three auxiliary contacts i...

Page 30: ... operate in sequence or whether the timers T2 are started with T1 at the same time times operate in parallel The first possibility means that T2 starts with the trip command of the first stage in the second case both timers start with the initial trip command of the feeder protection 1 T1 3POLE BFP Trip L123 L1 L2 L3 acc Fig 4 4 Trip 3pole B F Block internal blocking Start Aux acc Fig 4 6 1 1 1 1 ...

Page 31: ...ingle pole trip command is as sumed to be executed only when the series connec tion of the auxiliary contacts is interrupted i e the signal any pole open according Figure 4 7 is pres ent refer Section 4 2 3 For the first breaker failure protection stage a differ ent delay time T1 1POLE can be set for single pole trip by the feeder protection In addition a choice can be made whether expiry of the t...

Page 32: ...L2 L3 acc Fig 4 4 Aux L123 acc Fig 4 6 1 1 1 1 T2 CB AUX T2 CURR Init L123 acc Fig 4 11 T1 1POLE BFP Trip L2 L2 acc Fig 4 4 Aux L2 acc Fig 4 6 1 1 1 1 T2 CB AUX T2 CURR Init L2 acc Fig 4 11 T1 1POLE BFP Trip L3 L3 acc Fig 4 4 Aux L3 acc Fig 4 6 1 1 1 1 T2 CB AUX T2 CURR Init L3 acc Fig 4 11 BFP CB defTrip see Sec tion 4 2 5 Figure 4 13 Cooperation of the initiation conditions and delay timers w w ...

Page 33: ...pole the fault detection signal to Start Figure 4 11 If the short circuit protec tion does not provide a fault detection signal e g differential protection its trip signal is connected to both mentioned binary inputs Current flow is monitored according Figure 4 4 As long as the current flow criterion is fulfilled for at least one phase the time T1 3POLE Figure 4 10 or4 13 continues running As soon...

Page 34: ...allocated to a command output of the device is suitable to control the transmitter This command appears always when the bus bar trip command BFP Trip BB is generated i e after expiry of the second time stages T2 or at bus bar trip during de fective circuit breaker 4 2 7 Hardware supervision and blocking Because of the high safety demand for the breaker failure protection 7SV512 comprises special m...

Page 35: ... K3 to K5 The correct operation of the trip release module is supervised by the processor system A choice can be made whether a defect should cause the breaker failure protection to be blocked and after what time BI 8 External blocking BI 9 General trip command BI 10 Pl5 Pl4 to processor to processor Trip release module Pl1 from processor K1 General fault detection Rel1 Rel0 Rel2 Pl2 Pl3 Trip rela...

Page 36: ...iterion is the presence of a fault detection signal from the feeder protection relay The function scheme is shown in Figure 4 18 If the feeder protection has picked up and current flow is recognized current criteria L according Section 4 2 2 see Figure 4 4 but no circuit breaker pole is closed auxiliary contact criterion any pole closed according Sec tion 4 2 3 see Figure 4 7 then a timer T END FL...

Page 37: ...uxiliary voltage fault etc A green LED indicates readiness for operation This LED cannot be reset and remains illuminated when the microprocessor is working correctly and the unit is not faulty The LED extinguishes when the self checking function of the microprocessor detects a fault or when the auxiliary voltage is absent With the auxiliary voltage present but with an exist ing internal fault in ...

Page 38: ... These data are then available for fault analysis For each renewed net work fault the actual new fault data are stored with out acknowledgement of the old data The data can be transferred to a connected personal computer via the operation interface at the front and evaluated by the protection data evaluation program DIGSI The currents are referred to their maximum values normalized to their rated ...

Page 39: ...m of the outputs of these must always be zero A fault in the current path is recognized when iL1 iL2 iL3 kI x iE SUM Ithres x IN SUM Fact I x Imax An adjustable factor kI parameter Ie Iph can be set to correct the different ratios of phase and earth current transformers e g summation trans former If the residual earth current is derived from the current transformer starpoint kI 1 SUM Ithres and SU...

Page 40: ...g transformer circuits or faults in the connections an important commissioning aid the measured values are checked at cyclic intervals as long as no pick up condition exists Current symmetry In healthy operation it can be expected that the currents will be approximately symmetrical The following applies Imin Imax SYM Fact I if Imax IN SYM Ithres IN Imax is always the largest of the three phase cur...

Page 41: ...t when applied in the same way The stor age packing of the individual relays is not suited to transport If alternative packing is used this must also provide the same degree of protection against mechanical shock as laid down in IEC 60255 21 1 class 2 and IEC 60255 21 2 class 1 Before initial energization with supply voltage the relay shall be situated in the operating area for at least two hours ...

Page 42: ...minals is recommended snap in con nection requires special tools and must not be used for field wiring unless proper strain relief and the permissible bending radius are observed 5 2 2 Checking the rated data The rated data of the unit must be checked against the plant data This applies in particular to the rated current of the current transformers and rated d c voltage of the substation battery 5...

Page 43: ...input 3 Solder bridge W11 Binary input 4 Solder bridge W10 Binary input 5 Solder bridge W6 Binary input 6 Solder bridge W5 Binary input 7 Solder bridge W4 Binary input 8 Solder bridge W3 Binary input 9 Solder bridge W2 Binary input 10 Solder bridge W1 W1 W2 W3 W4 W5 W6 W10 W11 W12 For rated voltages 24 48 60 V Solder bridges must be fitted For rated voltages 110 125 220 250 V Solder bridges may be...

Page 44: ...ve against disturbances and automatically pro vides galvanic isolation Transmit and receive con nectors are designated with the symbols for transmit output and for receive input The normal signal position for the data transmission is factory preset as light off This can be changed by means of a jumper plug X91 which is accessible when the plug in module is removed from the case The jumper is situa...

Page 45: ...2 is intended to give transfer trip signal to the opposite end breaker BI 9 General trip BI 10 Pl5 Pl4 BFP TransTrip BI 8 Trip release module Pl1 from processor K1 General start External block Rel1 Rel0 Rel2 Pl2 Pl3 Trip relays K2 Start Trip BFP block BFP Trip BB Figure 5 4 Trip release module hardware module Should the plug positions be changed for any rea son the following is to be noted If one ...

Page 46: ...n The plug jumpers are arranged as shown in Figure 5 6 Figure 5 5 shows the mechanical and electrical arrangement and is intended as translation between Figure 5 4 and 5 6 SIEMENS EAZ2 C73040 A51 C138 X 1 X 2 X 3 X70 X71 X72 X73 X74 X75 X82 X81 X80 X90 X91 X89 X88 X87 X86 X85 X84 X83 W1 W2 W17 W1 W7 W8 W9 W16 W18 W19 W14 W13 Figure 5 6 Position of the solder bridges W7 to W9 and W16 to W19 on the ...

Page 47: ...n the secondary circuits check their function particularly that in the test position the current transformer sec ondary circuits are automatically short circuited Fit a d c ammeter in the auxiliary power circuit range approx 1 5 A to 3 A Close the battery supply circuit breaker check the polarity and magnitude of the voltage at the terminals of the unit or at the connector module The measured curr...

Page 48: ... The transmission speed for transfer of data to a personal computer can be matched to the interface of the PC messages on the front display can be selected here for the quiescent state of the unit or after a fault event To change any of these pa rameters codeword entry is necessary The simplest way of arriving at the beginning of this configuration block is to use key DA followed by the address nu...

Page 49: ...he required language is chosen with the enter key E 7 0 0 2 O P E R B A U D R 1 2 0 0 B A U D The transmission Baud rate for communication via the operating interface at the front can be adapted to the op erator s communication interface e g personal com puter if necessary The available possibilities can be dis played by repeatedly depression of the No key N Confirm the desired Baud rate with the ...

Page 50: ...wledged during operation with the RESET key or via the remote reset input of the device After acknowledgement the operational messages of the quiescent state will be displayed again as chosen under addresses 7005 and 7006 7 0 0 7 F A U L T 1 s t L F a u l t T y p e After a fault event the first line of the display shows type of initiation faulty phases type of trip command single or three pole tri...

Page 51: ...e display behind the number and the bar stands the asso ciated device function In the second line is the asso ciated text e g EXIST If this text is appropriate the arrow keys or can be used to page the next address If the text should be altered press the No key N an alternative text then appears e g NON EXIST There may be other alternatives which can then be displayed by repeated depres sion of th...

Page 52: ...that the function will have no effect on the result of the protective process e g no command The following boxes show the possibilities for the maximum scope of the device In an actual case functions which are not available will not appear in the display 7 8 0 0 S C O P E O F F U N C T I O N S Beginning of the block scope of functions 7 8 2 8 F A U L T R E C R D E X I S T N O N E X I S T E X I S T...

Page 53: ...gical annunciations can trigger one physical output relay A similar situation applies to binary inputs In this case external information e g Trip L1 by feeder protection is connected to the unit via a physical input module and should initiate a logical function namely start of the breaker failure protection The corresponding question to the operator is then Which signal from a physical input relay...

Page 54: ...n the selection level Paging through the possible functions is then superfluous With direct input of the function number leading zeros need not be entered After input of the function number use the execute key E Immediately the associated identification of the function appears for checking purposes This can be altered either by entering another function number or by paging through the possible fun...

Page 55: ...ed by 0 or 1 whereby 0 means normally open mode corresponds to NO as above 1 means normally closed mode corresponds to NC as above If the extension with 0 or 1 is omitted the display first indicates the function designation in normally open mode NO By pressing the No key N the mode is changed to NC After direct input other func tions can be selected by paging through the func tions forwards with t...

Page 56: ...auxiliary contact L1 L1 is closed Circuit breaker auxiliary contact L2 L2 is closed Circuit breaker auxiliary contact L3 L3 is closed Circuit breaker auxiliary contact all poles closed series connection Circuit breaker auxiliary contact any pole closed parallel connection User definable annunciation 1 User definable annunciation 2 User definable annunciation 3 User definable annunciation 4 Switch ...

Page 57: ...NARY INPUT 4 BINARY INPUT 5 BINARY INPUT 6 BINARY INPUT 7 BINARY INPUT 8 BINARY INPUT 9 BINARY INPUT 10 1st display line Addr 2nd display line FNo Heading of the address block Acknowledge and reset of stored LED and dis play indications LED test Circuit breaker defective signal Trip commands from feeder protection from circuit breaker auxiliary contacts Block circuit breaker failure protection 2 G...

Page 58: ...ory is shown in the general diagrams in Appendix A The following boxes show an ex ample for marshalling In the example for signal relay 1 the group annunciation for several annunciation functions on one signal relay is shown Table 5 4 shows all signal relays as preset from the factory 6 2 0 0 M A R S H A L L I N G S I G N A L R E L A Y S Beginning of the block Marshalling of the output signal rela...

Page 59: ...breaker auxiliary contact any pole closed parallel connection User definable annunciation 1 User definable annunciation 2 User definable annunciation 3 User definable annunciation 4 Switch on breaker failure protection Switch off breaker failure protection Switch on pole discrepancy supervision Switch off pole discrepancy supervision Switch on fault recording function Switch off fault recording fu...

Page 60: ...r end fault protection expired Delay time with defective circuit breaker expired Release signal from hard ware monitor present Pole discrepancy supervision is switched off Pole discrepancy supervision started general Pole discrepancy supervision started for pole L1 Pole discrepancy supervision started for pole L2 Pole discrepancy supervision started for pole L3 Trip by pole discrepancy supervision...

Page 61: ... or unstored mode shall be effective the function number can be extended by a decimal point followed by 0 or 1 whereby 0 unstored indication not memorized corre sponds to nm as above 1 stored indication memorized corresponds to m as above If the extension with 0 or 1 is omitted the display shows first the function designation in unstored mode with nm Press the No key N to change to stored mode m A...

Page 62: ...Failure I nm Failure Isymm nm 473 506 507 508 509 151 154 MARSHALLING LED 1 LED 1 LED 2 LED 2 LED 3 LED 3 LED 4 LED 4 LED 5 LED 5 LED 6 LED 6 LED 6 1st display line Addr 2nd display line FNo Remarks Heading of the address block Start of breaker failure protection Local trip command by breaker failure pro tection Bus bar trip command by breaker failure protection Transfer trip command by breaker fa...

Page 63: ... also the three pole com mand BFP Trip L123 FNo 505 is marshalled to the correct tripping relay This is taken care of in the presetting of the relay but must also be consid ered if the allocation of the trip relays is altered If several protection functions shall trip the same breaker pole each command relay must be trig gered by the corresponding command function Attention The trip relays 1 and 2...

Page 64: ...AYS RELAY 1 1 BFP Bus Trip RELAY 2 1 BFP TransTrip RELAY 2 BFP Trip L1 BFP Trip L123 PoleDis Trip RELAY 2 BFP Trip L2 BFP Trip L123 PoleDis Trip RELAY 2 BFP Trip L3 BFP Trip L123 PoleDis Trip 507 508 502 505 610 503 505 610 506 505 610 MARSHALLING TRIP TRIP REL 1 TRIP TRIP REL 2 TRIP TRIP REL 3 TRIP REL 3 TRIP REL 3 TRIP TRIP REL 4 TRIP REL 4 TRIP REL 4 TRIP TRIP REL 5 TRIP REL 5 TRIP REL 5 1st di...

Page 65: ... is valid 6 9 0 0 L S A C O N F I G U R A T I O N Beginning of the block Localized substation auto mation LSA coupling Baudrate for serial interface Available settings 9600 BAUD or 4800 BAUD or 19200 BAUD 4 8 0 0 B A U D 6 9 0 2 B A U D R A T E 9 6 0 0 B A U D 1 9 2 0 0 B A U D Note for LSA The parameters DEVICE ADDress and FEEDER ADDress which had been entered to the device under this item are no...

Page 66: ...ailure protection for pole L2 Start of breaker failure protection for pole L3 Any delay time is running Trip breaker failure protection during defect of the feeder breaker Trip by breaker failure protection pole L1 1st stage Trip by breaker failure protection pole L2 1st stage Trip by breaker failure protection pole L3 1st stage Trip by breaker failure protection three pole 1st stage Trip breaker ...

Page 67: ...ts the information Each character comprises a 5 x 8 dot matrix Numbers letters and a series of special symbols can be displayed During dialog the upper line gives a four figure num ber followed by a bar This number presents the set ting address The first two digits indicate the ad dress block then follows the two digit sequence number In models with parameter change over fa cility the identifier o...

Page 68: ...er to operating mode as soon as one of the keys DA M S CW or Ý is pressed 6 2 2 Operation with a personal com puter A personal computer allows just as the operator panel all the appropriate settings initiation of test routines and read out of data but with the added comfort of screen based visualization and a menu guided procedure All data can be read in from or copied onto magnet ic data carrier ...

Page 69: ... Additional keys can be accessed when cover is closed Unit faulty indication red Readiness indication green Operator panel 25pole socket for con necting a personal computer LED 1 to 6 red can be marshalled pre setting shown below On OFF switch Factory presetting LEDs 1 B F protection start 2 B F trip local breaker 3 B F trip bus bar breakers 4 B F trip remote breaker transmission 5 B F blocked 6 M...

Page 70: ...ted value The changed parameters are only saved after ter mination of parameterizing refer below Addresses which require text input The display shows the four digit address i e block and sequence number e g 1201 for block 12 sequence number 1 Behind the bar appears the meaning of the required parameter in the sec ond display line the applicable text When the relay is delivered a text has been pres...

Page 71: ...tch over to parameter set B Fist complete the parameterizing procedure for set A as described in Section 6 3 1 1 Press key combination F 2 i e first the function key F and then the number key 2 All following in puts then refer to parameter set B All parameter sets can be accessed in a similar man ner D Key combination F 1 access to parameter set A D Key combination F 2 access to parameter set B D ...

Page 72: ... are entered with dots as separa tor signs since the keyboard does not have a colon or slash for American date The clock is synchronized at the moment when the enter key E is pressed following input of the com plete time The difference time facility address 8104 enables exact setting of the time since the dif ference can be calculated prior to the input and the synchronization of the clock does no...

Page 73: ...The second display line shows the com plete ordering designation After address 1000 the functional parameters begin Further address possibilities are listed under Annunci ations and Tests 1 0 0 0 P A R A M E T E R S Commencement of functional parameter blocks 6 3 3 Power system data address block 11 The relay requests basic data of the power system and the switchgear The rated current address 1105...

Page 74: ...ndix B Figure B 4 Address 1112 is then set as ratio of the earth current CT ratio of the phase current CT Ie Iph Example Phase current transformers 400A 5A Summation transformer 60A 1A 60 1 400 5 0 75 Ie Iph Under address 1115 the minimum trip command duration can be set This time is then valid for all pro tection functions of the device which can issue a trip signal 1 1 1 2 I e I p h 1 0 0 Matchi...

Page 75: ...r at the remote end are tripped provided the fault has not yet been cleared An example of the time se quence is illustrated in Figure 6 2 With single stage operation the adjacent circuit breakers i e the breakers of the bus bar zone and if transmission of the signal is possible the breaker at the remote end are tripped after a delay time T2 following initiation The local trip command is switched o...

Page 76: ...F margin initiation breaker failure protection time delay T2 of CB operating time breaker failure protection adjacent CBs total fault clearance time with breaker failure Figure 6 2 Time sequence example for normal clearance of a fault and with circuit breaker failure using single stage breaker failure protection If the circuit breaker associated with the feeder is not operative e g control voltage...

Page 77: ...permitted provided the feeder protection has issued a single pole trip signal NO is not permitted always three pole trip by the breaker failure protection Delay time for trip signal repetition to the local feeder breaker after single pole trip command of the feeder protection Smallest setting value 0 00 s Largest setting value 32 00 s or 1 i e no trip in this case 1 2 0 5 T 1 1 P O L E 0 0 0 s Del...

Page 78: ...rrent will continue because it is fed from the remote end of the feeder circuit The time T ENDFAULT address 1220 is started when during fault detection conditions of the feeder protection the circuit breaker auxiliary contacts indi cate open poles and at the same time current flow is detected address 1202 The trip command of the end fault protection is intended for the transmission of an intertrip...

Page 79: ...f all three phase currents and the residual earth current are introduced to the relay If this four cur rent connection is not possible for external reasons the breaker failure protection function itself calcu lates the negative sequence current from the phase currents and uses this as the fourth criterion in the 2 out of 4 check If the earth current is not con nected to the relay address 2123 PLAU...

Page 80: ... PC PD or to the LSA inter face LSA 2 8 0 0 F A U L T R E C O R D I N G S Beginning of block Fault recordings 2 8 0 1 F A U L T R E C O N O F F Fault recording is ON switched on OFF switched off 2 8 0 2 I N I T I A T I O N B Y F A U L T D E T E C B Y T R I P T R E C Initiation of fault record storage BY each FAULT DETECtion BY TRIP command T REC i e trip within a time T REC address 2804 2 8 0 3 F ...

Page 81: ...ameters concerning earth current matching 2 9 0 0 M E A S V A L U E S U P E R V I S I O N Beginning of block Measured value supervision 2 9 0 3 S Y M I t h r e s 0 5 0 I I n Current threshold above which the symmetry moni toring is effective refer to Figure 4 21 Smallest setting value 0 10 IN Largest setting value 1 00 IN 2 9 0 4 S Y M F a c t I 0 5 0 Symmetry factor for the current symmetry slope...

Page 82: ...repancy condition of the feeder circuit breaker i e only one or two poles open may be present before the pole discrepancy supervision issues a three pole trip command The time must clearly be longer than the duration of a single pole auto reclose cycle The time may be limited by the permissible duration of an unbalanced load condition which is caused by the unsymmetrical position of the circuit br...

Page 83: ...address 5000 Direct selection with address code using key DA address 5 0 0 0 and execute with key E Press key M S M stands for messages S for signals then the address 5000 appears auto matically as the beginning of the annunciation blocks For configuration of the transfer of annunciations to a central processing device or localized substation automation system the necessary data are entered in blo...

Page 84: ...e boxes below the abbreviated forms are explained It is indicated whether an event is an nounced on occurrence C Coming or a status is announced Coming and Going C G The first listed message is as example assigned with date and time in the first line the second line shows the beginning of a condition with the charac ter C to indicate that this condition occurred at the displayed time 5 1 0 0 O P E...

Page 85: ...a main protection relay for beaker failure protection C G T r i p L 2 Trip signal for pole L2 from a main protection relay for beaker failure protection C G T r i p L 3 Trip signal for pole L3 from a main protection relay for beaker failure protection C G B F b l o c k Breaker failure protection blocked via binary input C G C B d e f e c t Circuit breaker defective from external breaker moni tor C...

Page 86: ...nunciations invalid C A n n u n c I n v a l Annunciations invalid C G S t a t B u f f I n v Buffer for operation statistics invalid C G L E D B u f f I n v a Buffer for stored LEDs invalid C G F a i l u r e I Failure detected by current plausibility monitor I C G F a i l u r e I s y m m Failure detected by current symmetry monitor C G C h s E r r o r Check sum error detected C G C h s S 1 E r r o ...

Page 87: ... Circuit breaker failure protection is blocked C G B F P H W R e l Hardware monitor has released breaker failure pro tection C G Annunciations of the pole discrepancy supervision P o l e D i s o f f Pole discrepancy supervision is switched off C G Further messages T a b l e o v e r f l o w If more messages have been received the last valid message is Table overflow E n d o f t a b l e If not all m...

Page 88: ... available fault an nunciations are indicated In the case of a specific fault of course only the associated annunciations appear in the display At first an example is given for a system fault and explained 5 2 0 0 L A S T F A U L T Beginning of the block Fault annunciations of the last system fault 0 0 1 1 8 0 3 9 4 S y s t e m F l t 6 under item 1 the date of the system fault is indicated in the ...

Page 89: ...pired B F P T 1 1 p o l e Delay time T1 after single pole trip expired B F P T 2 C u r r Delay time T2 with current criterion expired B F P T 2 B a u x Delay time T2 with CB auxiliary contact criterion ex pired B F P T 3 B R d e f Delay time with defective circuit breaker expired B F P T e n d F a u l Delay time for end fault protection expired B F P T r i p L 1 Trip by breaker failure protection ...

Page 90: ...r fault data have occurred however memory is full T a b l e s u p e r c e d e d a new fault event has occurred during read out page on with or the display shows the first annunci ation in the actualized order E n d o f t a b l e If not all memory places are used the last message is End of table The data of the second to last system fault can be found under address 5300 The available annunciations ...

Page 91: ... or ß until address 5600 is reached The counters can be called up using the key for forwards paging or for backwards pag ing Entry of the codeword is not required for read off of counter states 5 6 0 0 C B O P E R A T S T A T I S T I C S Beginning of the block Circuit breaker operation statistics Number of circuit breaker failures e g 1 Accumulated interrupted currents for CB pole L1 Accumulated i...

Page 92: ...relay are indicated with KKKK 5 7 0 0 O P E R A T I O N A L M E A S U R E D V A L U E S Beginning of the block Operational measured val ues Use key to move to the next address with the next measured value 5 7 0 1 M E A S V A L U E I L 1 3 8 5 A Page on with the key to read off the next address with the next measured value or page back with One address is available for each measured value The value...

Page 93: ... E 8 0 0 0 D E V I C E C O N T R O L Beginning of the block Device control 6 5 1 Adjusting and synchronizing the real time clock address block 81 The date and time can be adjusted at any time dur ing operation as long as the real time clock is opera tive Setting is carried out in block 81 which is reached by direct addressing DA 8 1 0 0 E or by paging with Ý and ß Input of the codeword is re quire...

Page 94: ...unciations One reaches the individual items by paging Erasure requires confirmation with the key J Y The display then con firms the erasure If erasure is not required press key N or simply page on 8 2 0 0 R E S E T Beginning of block Reset 8 2 0 1 R E S E T L E D Request whether the LED memories should be reset Request whether the CB operation counters should be set to zero 8 2 0 2 R E S E T C O U...

Page 95: ... display confirms NEW SETTINGS SAVED If you press the No key N in stead codeword operation will be aborted i e all al terations which have been changed since the last codeword entry are lost Thus erroneous alterations can be made ineffective A function is switched ON when the on command has been given by both the binary input AND also from the operator panel or interface A function is switched OFF...

Page 96: ...N O F F Circuit breaker failure protection 031 B F on 032 B F off 471 B F off 3 8 0 1 P O L E D I S C R O N O F F Pole discrepancy supervision 033 PoleDis on 034 PoleDis off 600 PoleDis off 2 8 0 1 F A U L T R E C R O N O F F Fault recording 035 FaultRec on 036 FaultRec off 108 FaultRec off w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 97: ...ring read out of the parameters of any desired parameter set The change over procedure described here is therefore only valid for read out of parameters in the display 6 5 4 2 Change over of the active parameter set from the operating panel For change over to a different parameter set i e if a different set shall be activated the address block 85 has to be used For this codeword entry is re quired...

Page 98: ...rameter sets These binary inputs are designated Param Selec 1 and Param Selec 2 The logical binary inputs must be allocated to 2 physical input modules refer Section 5 5 2 in or der to allow control An input is treated as not en ergized when it is not assigned to any physical in put The control input signals must be continuously present as long as the selected parameter set shall be active The act...

Page 99: ...ocedure If these val ues are not yet available test the relay with the fac tory settings In the following description of the test sequence the preset settings are assumed For the functional tests a three phase symmetrical current source with individually adjustable currents should be available For checking the pick up values a single phase current source is sufficient but this is not adequate for ...

Page 100: ...trip signal BFP TransTrip appears FNo 508 LED 4 when delivered Check that the as signed trip relay contacts close trip relays 2 when delivered When the delay time T 1 3POLE address 1206 is not set to 0 00 s as delivered then it must be noted that the total delay time until bus bar trip sig nal BFP Trip BB may be composed of the sum of T1 3POLE and T2 CURRENT if address 1211 is set T TRIP BB T1 T2 ...

Page 101: ...t included Switch off test current de energize all binary inputs 6 6 4 Testing the circuit breaker pole discrepancy supervision For these tests the pole discrepancy supervision must be configured as POLE DISCR EXIST ad dress 7838 during configuration refer to Section 4 5 2 and switched on address 3801 POLE DISC ON One of the binary input functions for the breaker aux iliary contacts is energized F...

Page 102: ...trip this breaker The following lists do not claim to cover all possibili ties On the other hand they may contain items that can be bypassed in the actual application 6 7 1 Checking the initiation condi tions All possible initiation conditions must be checked The following hints presuppose that at least the binary inputs INPUT 8 INPUT 9 and INPUT 10 are allocated to the input functions as delivere...

Page 103: ...urrent transformer connections are checked with real primary current Before the protected ob ject is energized it must be ensured that a back up protection is effective in case a real fault should oc cur during the tests A load current of at least 10 of the rated current is necessary If the measuring circuit connections are correct none of the measured value monitoring sys tems in the relay will o...

Page 104: ... address 1202 or a corresponding secondary cur rent must be injected into the relay under test In the first case it must be ensured that a back up protec tion for the feeder is effective in case a real fault would occur during the test 6 7 5 Checking the bus bar trip The distribution of the trip commands to the adja cent circuit breakers of the bus bar depends widely on the bus bar arrangement Che...

Page 105: ...e relay can be displayed see below These values has been chosen during configuration refer to Section 5 3 2 under the addresses 7005 and 7006 Stored indications on the front plate should be reset by pressing the push button RESET LED on the front so that from then on only real faults are indi cated From that moment the measured values of the quiescent state are displayed During pushing the RESET b...

Page 106: ...d indi cate this condition by the red LED Blocked on the front plate Drop off of the availability relay signals equipment fault The reaction to defects and indications given by the relay can be individually and in chronological se quence read off as operational annunciations under the address 5100 for defect diagnosis refer to Sec tion 6 4 2 If the relay is connected to a local substation auto mat...

Page 107: ...ce is operated without a battery Prepare the battery as in Figure 7 1 Hazardous voltages can be present in the device even after disconnection of the supply voltage or after removal of the modules from the housing storage ca pacitors Warning Loosen the draw out module using the pulling aids provided at the top and bottom Figure 7 3 Electrostatic discharges via the compo nent connections the PCB tr...

Page 108: ...correct terminals General diagrams in Ap pendix A Has the mini fuse in the power supply section blown see Figure 7 2 If appropriate replace the fuse according to Section 7 3 1 If the red fault indicator Blocked on the front is on and the green ready LED remains dark the device has recognized an internal fault Re initialization of the protection system could be tried by switching the processor syst...

Page 109: ...er all circumstances by pre viously touching an earthed metal sur face Caution Pull out the module and place onto the conductive surface Remove blown fuse from the holder Figure 7 2 Fit new fuse into the holder Figure 7 2 Insert basic module into the housing ensure that the releasing lever is pushed fully to the right be fore the module is pressed in Figure 7 3 Firmly push in the module using the ...

Page 110: ...h releasing lever fully to the right Insert module Firmly push in the module using the releasing lever Inserting the basic module Pull out basic module and place onto con ductive surface View from above onto the 1 3 size draw out module of with releasing lever Figure 7 3 Aid for removing and inserting basic module w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 111: ...is applies equally for the replacement of removable components such as EPROM or EEPROM chips For transport and re turning of individual modules electrostatic protective packing material must be used Caution Components and modules are not endangered as long as they are installed within the relay Should it become necessary to exchange any de vice or module the complete parameter assignment should be...

Page 112: ...Appendix 7SV512 V1 112 C53000 G1176 C91 Appendix A General diagrams B Connection diagrams C Tables w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 113: ...G CASE Aufbau Gehäuse SURFACE MOUNTING CASE KOMMANDORELAIS COMMAND MELDERELAIS RELAY EINGABE INPUT 54 55 8D4 6D4 56 M5 7D4 Anregung START Gerät bereit DEVICE OPERATIVE 4 8 I 1C1 1C2 E 4D1 4D2 10 11 L U H Stromversorgung POWER SUPPLY L SVE 16 I L1 I L2 I L3 I E Lokales AUS Kommando L2 Lokales AUS Kommando L3 Mitnahme Gegenende TRANSFER TRIP Sammelschienen AUS Kommando TRIP COMMAND BUSBAR LOCAL TRIP...

Page 114: ...A4 5A3 51 M7 5A2 50 M6 5A1 AUS Kommando L1 TRIP COMMAND L1 AUS Kommando L2 TRIP COMMAND L2 AUS Kommando L3 TRIP COMMAND L3 LS Hilfskontakt Einer LS Hilfskontakt Alle SVS Blockierung BFP BLOCK AUS Kommando TRIP COMMAND Anregung START Sammelschienen AUS Kommando TRIP COMMAND BUSBAR Mitnahme Gegenende TRANSFER TRIP SVS Blockierung BFP BLOCK Lokales AUS Kommando L1 MEASUR VALUE SUPERVISION Meßwertüber...

Page 115: ...5C1 5C2 Einbau Gehäuse mit LWL Modul FLUSH MOUNTING CASE WITH FIBRE OPTIC INTERFACE 7SV512 C 7SV512 E Aufbau Gehäuse mit LWL Modul SURFACE MOUNTING CASE WITH FIBRE OPTIC INTERFACE 7SV512 B Figure A 3 General diagram 7SV512 sheet 3 of 3 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 116: ... 8 4 3 18 19 20 21 22 23 9 24 25 26 31 32 46 47 48 49 10 11 F SMA Power supply 5C4 4D2 4D1 1A4 1A3 1A2 1A1 2A4 2A3 2A2 2A1 3A4 3A3 3A2 3A1 4A4 4A3 4A2 4A1 1D4 1D3 1D2 1D1 16 4C1 4C2 3C1 3C2 2C1 2C2 1C2 1C1 Surface mounting case Optical fibre Release 2 Release 1 Signal relay 1 Signal relay 2 Signal relay 3 Signal relay 4 Signal relay 5 Signal relay 6 Signal relay 7 Signal relay 8 7SV512 F SMA Trip ...

Page 117: ...nections to three current transformers with star point residual current standard circuit suitable for all systems 3 2 1 5 6 7 2C1 4C1 3C1 2C2 4C2 3C2 L1 L2 L3 7SV512 4 8 1C1 1C2 Surface mounting case Flush mounting cubicle installation Figure B 3 Connections to two current transformers only for isolated or compensated systems w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 118: ...Flush mounting cubicle installation IE Note The correct polarity of the earth current transformer is a precondition for the correct function of the measured value supervision Figure B 4 Connections to three current transformers residual current fed from particular summation c t preferably for effectively earthed or low ohmic earthed systems w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 119: ...erence Table for Functional Parameters 129 Table C 5 Operational Control Facilities 131 NOTE The following tables list all data which are available in the maximum complement of the device Dependent on the ordered model only those data may be present which are valid for the individual version NOTE The actual tables are attached to the purchased relay w w w E l e c t r i c a l P a r t M a n u a l s ...

Page 120: ...ned annunciation 4 R 31 B F on Switch on breaker failure protection R 32 B F off Switch offbreaker failure protection R 33 Pol Dis on Switch on pole discrepancy supervision R 34 Pol Dis off Switch off pole discrepancy supervis n R 35 Flt Rec on Switch on fault recording function R 36 Flt Rec off Switch off fault recording function R 59 ParamSelec 1 Parameter set selection 1 with 60 R 60 ParamSelec...

Page 121: ...3 Annunc 3 user defined annunciation 3 R K G K G 24 Annunc 4 user defined annunciation 4 R K G K G 31 B F on switch on breaker failure protection R 32 B F off switch off breaker failure protection R 33 Pol Dis on switch on pole discrepancy supervision R 34 Pol Dis off switch off pole discrepancy supervis n R 35 Flt Rec on switch on fault recording function R 36 Flt Rec off switch off fault recordi...

Page 122: ...larm R K G K G 131 Annunc Lost Annunciations lost due to buffer overf K K 132 Fault Bff Ovr Fault annunciation buffer overflow 134 Annu LSA Lost Annunciations for LSA lost K 135 FaultFlagOver Fault flag buffer overflow K 136 Oper Ann Inv Operational annunciations invalid K 137 Fault Ann Inv Fault annunciations invalid K 138 Annunc Inval Alarm not valid K G 139 Stat Buff Inv Statistic annunciation ...

Page 123: ... R K 509 BFP Block Breaker fail protection is blocked R K G K 510 BFP T1 3pol Time delay for 3 pole faults expired R K K 511 BFP T1 1pol Time delay for 1 pole faults expired R K K 512 BFP T2 Curr Time delay for fault with current exp R K K 513 BFP T2 Baux Time delay for faults with CB aux exp R K K 514 BFP Tend Faul Time delay for End Fault prot expired R K K 515 BFP T3 BRdef Time delay for flt wi...

Page 124: ...for Configuration Parameters 7SV512 6000 MARSHALLING 6100 MARSHALLING BINARY INPUTS 6101 INPUT 1 6106 INPUT 6 6102 INPUT 2 6107 INPUT 7 6103 INPUT 3 6108 INPUT 8 6104 INPUT 4 6109 INPUT 9 6105 INPUT 5 6110 INPUT 10 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 125: ...125 6300 MARSHALLING LED INDICATORS 6301 LED 1 6304 LED 4 6302 LED 2 6305 LED 5 6303 LED 3 6306 LED 6 6200 MARSHALLING SIGNAL RELAYS 6201 RELAY 1 6205 RELAY 5 6202 RELAY 2 6206 RELAY 6 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 126: ...RELAY 3 6207 RELAY 7 6204 RELAY 4 6208 RELAY 8 6300 MARSHALLING LED INDICATORS 6301 LED 1 6302 LED 2 6400 MARSHALLING TRIP RELAYS 6401 TRIP REL 1 6404 TRIP REL 4 6403 TRIP REL 3 6405 TRIP REL 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 127: ... REL 2 6900 LSA CONFIGURATION 6902 LSA BAUDR 7000 OPERATING PARAMETERS 7001 LANGUAGE 7006 OPER 2nd L 7002 OPER BAUDR 7007 FAULT 1st L 7003 DATE FORM 7008 FAULT 2nd L 7004 FAULT IND 7009 DEVICE ADD w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 128: ...Appendix 128 C53000 G1176 C91 7005 OPER 1st L 7010 FEEDER ADD 7800 SCOPE OF FUNCTIONS 7828 FAULT RECRD 7885 PARAM C O 7838 POLE DISCR 7899 FREQUENCY 7869 LSA w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 129: ...OFF max 32 00 ì _______ 1202 I BF 1213 T2 CB AUX min 0 05 I In min 0 00 s max 4 00 _______ max 32 00 ì _______ 1203 TRIP CRoff 1214 T3 CB DEF YES min 0 00 s NO max 32 00 ì _______ 1204 TRIP 1POLE 1220 T ENDFAULT YES min 0 00 s NO max 32 00 ì _______ 1205 T1 1POLE 1221 BLOCK MON min 0 00 s YES max 32 00 ì _______ NO 1206 T1 3POLE 1222 T BLOCKMON min 0 00 s min 0 05 s max 32 00 ì _______ max 32 00 ì...

Page 130: ...P T REC max 2 50 _______ 2900 MEAS VALUE SUPERVISION 2903 SYM Ithres 2905 SUM Ithres min 0 10 I In min 0 05 I In max 1 00 _______ max 2 00 _______ 2904 SYM Fact I 2906 SUM Fact I min 0 10 min 0 00 max 0 95 _______ max 0 95 _______ 3800 POLE DISCREPANCY 3801 POLE DISCR 3802 T DISCREP ON min 0 00 s OFF max 32 00 ì _______ w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 131: ...arameter Change Over 8501 ACTIV PARAM 8503 ACTIVATION SET A SET B SET C SET D 8510 COPY ORIG SET SET A 8511 COPY ORIG SET SET B 8512 COPY ORIG SET SET C 8513 COPY ORIG SET SET D 8514 COPY SET A SET B 8515 COPY SET A SET C 8516 COPY SET A SET D 8517 COPY SET B SET A 8518 COPY SET B SET C 8519 COPY SET B SET D 8520 COPY SET C SET A 8521 COPY SET C SET B 8522 COPY SET C SET D 8523 COPY SET D SET A 85...

Page 132: ...7SV512 v1 Appendix 132 C53000 G1176 C91 1200 1201 BREAK FAIL ON OFF 2800 2801 FAULT REC ON OFF 3800 3801 POLE DISCR ON OFF w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 133: ...________________________________ Address ________________________________________ Telephone no ________________________________________ Dear reader printing errors can never be entirely eliminated therefore should you come across any when reading this manual kindly enter them in this form together with any comments or sug gestions for improvement that you may have Corrections Suggestions w w w E l...

Page 134: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 135: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 136: ...thers and the use or communication of the contents thereof are forbidden with out express authority Offenders are liable to the payment of damages All rights are reserved in the event of the grant of a patent or the registration of a utility model or design Subject to technical alteration Siemens Aktiengesellschaft w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

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