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Measured value

Code

Data direction

Value

Number of starts, stage 1

0...255

Number of starts, stage 2

0...255

Number of starts, stage 3

0...255

Number of starts, stage 4

0...255

Number of trips, stage 1

0...255

Number of trips, stage 2

0...255

Number of trips, stage 3

0...255

Number of trips, stage 4

0...255

Number of recovery operations

0...255

Red operation code of display

V10

0...10

Minimum df/dt measured

V60

0.0...-10.0 Hz/s

Minimum frequency measured

V61

20.00...75.00 Hz

Maximum df/dt measured

V62

0.0...10.0 Hz/s

Maximum frequency measured

V63

20.00...75.00 Hz

The parameters V11...V54 can be used to read
(R) the five latest values recorded. Event n is

the most recent value recorded, event n-1 the
previous value, and so on.

Recorded data

Event

Measuring range

n-1

n-2

n-3

n-4

Voltage U

V11

V21

V31

V41

V51

0.0...1.4 x U

Frequency f

V12

V22

V32

V42

V52

20.00...75.00 Hz

Frequency rate of change

Idf/dtI

V13

V23

V33

V43

V53

0.0...

10.0 Hz/s

No. of tripped stage and output

V14

V24

V34

V44

V54

0, 11, 12, 21,22,
31, 32, 41, 42 *)

*) 11 to be understood as stage 1 timer t

, 32 as stage 3 timer t

, etc.

Measured and
recorded parameter
values

Содержание SPAF 140 C

Страница 1: ... SPAF 140 C aux REGISTERS OPER IND 1 2 3 4 5 6 Stage 1 Start Stage 1 Trip 0476A 80 265V 18 80V Stage no Start ctr U n U f Hz Hz s Stage 2 Trip Stage 3 Start Stage 3 Trip Stage 2 Start SPCF 1D15 2 5 1 2 3 4 5 6 Stage 4 Start Stage 4 Trip Rec Due Rec Over A 7 8 9 max min f max min df dt df dt n U 100V 110V 115V 120V 0 0 0 0 0 SPAF 140 C Frequency Relay User s manual and Technical description ...

Страница 2: ...ion stage includes a frequency rate of change function df dt which can be used alone or in combination with the overfrequency underfrequency function Each protection stage includes two separate adjustable timers Recovery function Programmable undervoltage blocking Four rated voltages to be selected in the soft ware Adjustable rated frequency Four external control inputs enabling separate blocking ...

Страница 3: ...imit of a stage is set below the rated frequency the protection stage oper ates as an underfrequency stage Correspond ingly the stage has the function of an over frequency stage when the frequency level is set above the rated frequency The frequency set ting cannot be the same as the rated frequency The operation of the df dt function of a pro tection stage is based on the same principle as the fr...

Страница 4: ...PA SPA ZC_ Rx Tx U3 U2 100 V Not Used a n d d N A 0 1 0 1 Fig 1 Connection diagram for frequency relay SPAF 140 C Uaux Auxiliary voltage TS1 TS2 Output relays heavy duty SS1 Output relay IRF Self supervision output relay BS1 BS4 Control signals U1 Combined frequency and rate of change of frequency relay module SERIAL PORT Serial communication port SPA ZC_ Bus connection module Rx Tx Fibre optic ca...

Страница 5: ...nal blocking signal BS3 47 48 External blocking signal BS4 68 69 Output relay SS1 85 86 Output relay TS1 87 88 Output relay TS2 70 71 72 Output relay IRF 61 62 Auxiliary voltage supply The positive pole of the DC supply is connected to terminal 61 The auxiliary voltage is marked on the front plate The protection relay connects to the fibre op tic data bus via the bus connection module SPA ZC 17 or...

Страница 6: ...of the display The operation codes are explained in the descriptions of the relay Combined power supply and I O module The power supply and I O module of the fre quency relay SPAF 140 C is located behind the system panel of the relay The module can be withdrawn after removal of the system panel The power supply and I O module includes the power supply unit the output relays with con trol circuits ...

Страница 7: ...ts Terminal numbers 68 69 70 71 72 Rated voltage 250 V ac dc Continuous current carrying capacity 5 A Make and carry 0 5 s 10 A Make and carry 3 s 8 A Breaking capacity for dc when the control circuit time constant L R 40 ms at the control voltage levels 220 V dc 0 15 A 110 V dc 0 25 A 48 V dc 1 A External control inputs Blocking control BS1 BS4 Terminal numbers 10 11 22 23 45 46 47 48 External co...

Страница 8: ...ests High frequency 1 MHz burst disturbance test IEC 60255 22 1 common mode 2 5 kV differential mode 1 0 kV Electrostatic discharge test IEC 60255 22 2 and IEC 61000 4 2 contact discharge 6 kV air discharge 8 kV Fast transient disturbance test IEC 60255 22 4 and IEC 61000 4 4 power supply 4 kV I O ports 2 kV Mechanical environmental tests Vibration test IEC 60255 21 1 class 2 Chock bump test IEC 6...

Страница 9: ...ally decreases as the frequency falls compare pump and squirrel cage motor Sometimes for instance in island operation the network fre quency can drop to a level that is hazardous to the turbine of the generator Mechanical vibra tion of the turbine blades due to underfrequency may break the blades A moderate level of overfrequency does not damage the generator but for instance a sud den load discon...

Страница 10: ... only one trip contact is required for the protection Fig 5 Setting of the protection stages of frequency relay SPAF 140 C used for the protection of a generator and a turbine In the case described in the example the switches of the frequency relay SPAF 140 C can be set as follows Setting of t relay module SPCF 1D15 Switch Serial comm Checksum Operation group parameter SGF1 S84 1 Only frequency fu...

Страница 11: ...nded to be used to read the relay settings before the test is started Testing of the combined frequency and rate of change of frequency relay module SPCF 1D15 General The protection stages are tested with respect to start value trip time trip indication output relay operation Start value Test the start value by gradually dropping the frequency starting from the rated value until the relay starts R...

Страница 12: ...acturer Please contact the manufacturer or his nearest representative for further infor mation about checking overhaul and recalibra tion of the relay The protection relay contains circuits that are sensitive to electrostatic discharge If you have to withdraw a relay module ensure that you are at the same potential as the module for instance by touching the case Note Protection relays are measurin...

Страница 13: ...ans parent UV stabilized polycarbonate polymer and provided with two sealable locking screws The rubber gasket of the cover provides an IP 54 degree of protection between the case and the cover The required input and output circuits are con nected to the screw terminals on the rear panel Each terminal screw is dimensioned for one wire of maximum 6 mm2 or two wires of maximum 2 5 mm2 Some of the co...

Страница 14: ......

Страница 15: ...RF f U f df dt SGR SGB SGF n f U Hz n U f Hz r t s df dt Hz s 1 f Hz 4 f Hz 3 f Hz 2 f Hz 1 t s 1 t 2 t s 2 t 3 t s 3 t 4 t s 4 t SPCF 1D15 Combined Frequency and Rate of Change of Frequency Relay Module User s manual and Technical description ...

Страница 16: ...ch protection stage incorporates a rate of change of frequency function which can be used alone or together with the overfrequency under frequency function When required the rate of change of frequency function can be discon nected Each protection stage is provided with two adjustable timers Programmable recovery function Programmable undervoltage blocking Programmable rated frequency Output relay...

Страница 17: ...rated frequency However the minimum trip time is at least 100 ms Should a trip time shorter than the calculated time be set for the relay the setting will be ignored 3fn 254 85 10 2 Rate of change of frequency measurement The calculation of the rate of change of fre quency is based on two successive frequency values calculated as moving values over three cycles Changing of the number of cycles to ...

Страница 18: ...ulfilled at the same time Should the protec tion stage still be operated both conditions for operation fulfilled when the set operate time expires the stage trips delivering the configured trip signal The rate of change of frequency function is rec ommended to be used together with the fre quency function The minimum trip time is 150 ms when the rate of change of frequency function is used This me...

Страница 19: ... ting values can be done in three ways as fol lows 1 Over the serial bus using command V150 2 By using any external control signal 3 Via the push buttons of the relay module in subregister 4 of register A When the value of subregister 4 is 0 the main settings are used and when the value is 1 the second set ting values are used The main and second settings can be read and set over the serial bus by...

Страница 20: ...ators Reset trip indicators and registers Settings main 2nd SGF 1 4 4 1 Operation indicator latched Un 100V 110V 115V 120V Switch SGF 7 1 0 1 0 1 SGF 7 2 0 0 1 1 Un SGF 7 3 1 Un 3 Reset button Fig 2 Block diagram for the combined frequency and rate of change of frequency relay module SPCF 1D15 U12 Phase to phase voltage BS1 BS5 External control signals SGF1 SGF7 Switchgroups for relay configuratio...

Страница 21: ...tings Indicator for protection stage 4 settings Indicator for df dt settings Indicator for recovery function settings Indicator for SGF settings Indicator for SGB checksum Indicator for SGR checksum Simplified device symbol Self supervision alarm indicator Display Reset and display step push button Pogramming push button Trip indicator Type designation of relay module Front panel SPCF 1D15 TRIP RE...

Страница 22: ...r over the serial communica tion bus see the table in Description of opera tion Non reset operation indicators do not affect the operation of the relay module The table below gives an explanation of the sym bols of the start and trip indicating code num bers presented on the display and with the se rial communication parameter V10 Operation code Parameter V10 Symbol Explanation 1 1 Stage 1 Start S...

Страница 23: ...ltage Un used 0 60 x Un f1 Hz Setting value and operate times of stage 1 25 00 70 00 Hz 51 00 Hz t1 s 0 1 300 s 0 50 s t 1 s 0 1 300 s 0 15 s f2 Hz Setting value and operate times of stage 2 25 00 70 00 Hz 49 00 Hz t2 s 0 1 300 s 1 00 s t 2 s 0 1 300 s 0 15 s f3 Hz Setting value and operate times of stage 3 25 00 70 00 Hz 48 00 Hz t3 s 0 1 300 s 20 00 s t 3 s 0 1 300 s 0 15 s f4 Hz Setting value a...

Страница 24: ...pears When the switch is in position 1 the code remains lit even though the fault disappears SGF1 4 5 8 Not in use 0 SGF1 1 Switchgroup SGF5 modified 97 01 The switches of switchgroup SGF5 are used for selecting the operation mode of the output sig nals SS1 SS4 andTS1 TS4 When the switch is in the position 1 a control signal is continu ously applied to the output This means that the output is acti...

Страница 25: ... 0 function SGF6 4 The TS2 signal activates the TRIP indicator and starts the recovery 1 function SGF6 5 The SS3 signal activates the TRIP indicator and starts the recovery 0 function SGF6 6 The TS3 signal activates the TRIP indicator and starts the recovery 0 function SGF6 7 The SS4 signal activates the TRIP indicator and starts the recovery 0 function SGF6 8 The TS4 signal activates the TRIP ind...

Страница 26: ...tion 1 tripping by the concerned protection stage will be blocked when the control signal is activated SGB_ 5 Blockings to be applied to the recovery stage using control signals BS1 BS6 SGB_ 6 Switching between main settings and second settings If an external control input is used the main setting values are active when no control voltage is applied to the input whereas the second setting values a...

Страница 27: ...hown to the right of the matrix are received SGR1 t1 t1 t2 t2 t3 t3 t4 t4 1 1 1 1 1 1 1 2 3 4 5 2 2 2 2 2 2 3 3 3 3 3 4 4 4 4 4 4 8 6 5 5 5 5 5 16 6 6 6 6 6 32 7 64 128 8 7 8 7 8 7 8 7 8 7 8 Σ SGR1 Σ 2 Σ SGR2 Σ 0 Σ SGR3 Σ 1 Σ SGR4 Σ 0 Σ SGR5 Σ 8 Σ SGR6 Σ 0 1 2 3 4 5 6 7 8 Σ SGR7 Σ 8 1 2 3 4 5 6 7 8 Σ SGR8 Σ 0 1 2 3 4 5 6 7 8 Σ SGR9 Σ 0 SS1 TS1 SS2 TS2 SS3 TS3 SS4 TS4 SGR2 SGR3 SGR4 SGR5 SGR6 SGR7 ...

Страница 28: ... register and the other four values in the subregisters 2 Register 2 records the frequency measured The function of the register is the same as that of register 1 3 Register 3 records the rate of change of frequency measured The function is the same as that of register 1 4 Register 4 records the maximum and minimum frequency and rate of change of frequency The maximum rate of change of frequency i...

Страница 29: ...mmunication system and the data communication operates correctly the value of the monitor is 0 Otherwise the numbers 0 255 are rolling 3 Password required for remote setting The password parameter V160 should always be entered before a setting value can be changed over the serial bus 4 Selection of main or second settings 0 main settings 1 second settings Default setting 0 When the display is dark...

Страница 30: ...lay t3 Protection stage 4 fine frequency setting f4 Protection stage 4 operation delay t4 Protection stage 2 setting df dt Protection stage 3 setting df dt Setting of relay switchgroup SGF3 Setting of relay switchgroup SGF2 Setting of relay switchgroup SGB1 Setting of relay switchgroup SGR1 Latest memorized event n value of voltage U Latest memorized event n value of frequency f Latest memorized e...

Страница 31: ...n the setting mode STEP PROGRAM Press simultaneously Resetting of memorized values STEP PROGRAM Protection stage 1 operation delay t1 3 Protection stage 2 operation delay t2 3 Protection stage 3 operation delay t3 3 Protection stage 4 operation delay t4 3 Protection stage 4 setting df dt 3 Setting of relay switchgroup SGF4 4 Setting of relay switchgroup SGF7 7 Setting of relay switchgroup SGB4 4 S...

Страница 32: ...on accuracy 150 mHz s Timer function Setting range 0 1 300 0 s Operate time accuracy 1 or 30 ms Undervoltage blocking Measuring range 0 1 40 x Un Setting range 0 30 0 90 x Un Operation accuracy in the range 25 70 Hz 3 of setting value Recovery function Setting range max deviation from rated frequency 0 1 10 0 Hz Operate time 1 s 120 min 59 s Operate time accuracy 1 or 30 ms The minimum operate tim...

Страница 33: ... 0 E3 Tripping of stage 1 timer 1 4 1 E4 Tripping of stage 1 timer 1 reset 8 0 E5 Tripping of stage 1 timer 2 16 1 E6 Tripping of stage 1 timer 2 reset 32 0 Event mask V153 factory setting 21 E7 Starting of stage 2 1 1 E8 Resetting of stage 2 2 0 E9 Tripping of stage 2 timer 1 4 1 E10 Tripping of stage 2 timer 1 reset 8 0 E11 Tripping of stage 2 timer 2 16 1 E12 Tripping of stage 2 timer 2 reset 3...

Страница 34: ...ignal TS4 reset 128 0 Event mask V158 factory setting 85 E41 Recovery function in progress 1 1 E42 Recovery function stops 2 1 E43 Recovery function interrupted 4 0 E44 Recovery function output operates 8 1 E45 Recovery function output resets 16 0 Event mask V159 factory setting 11 E50 Restart of microprocessor E51 Overflow of event register E52 Temporary disturbance in data communication E53 No r...

Страница 35: ... a power supply failure The push buttons of the relay module or a com mand given over the serial bus can be used for changing the password To be able to change the password over the serial bus the password first has to be opened The new password is en tered using the parameter V161 When the push buttons are used for changing the pass word the new password is written over the old one in subregister...

Страница 36: ...operate time t4 4 df dt function of stage 4 started 8 Recovery function started timer is running O5 1 Recovery function operated 2 Undervoltage blocking 4 Output signals Output signal O6 R W P Weighting factor Output signal SS1 1 Output signal TS1 2 Output signal SS2 4 Output signal TS2 8 Output signal SS3 16 Output signal TS3 32 Output signal SS4 64 Output signal TS4 128 Setting values Setting Ac...

Страница 37: ...30 S90 S150 0 255 Checksum SGB1 S31 S91 S151 0 255 Checksum SGB2 S32 S92 S152 0 255 Checksum SGB3 S33 S93 S153 0 255 Checksum SGB4 S34 S94 S154 0 255 Checksum SGB5 S35 S95 S155 0 255 Checksum SGB6 S36 S96 S156 0 255 Checksum SGR1 S37 S97 S157 0 255 Checksum SGR2 S38 S98 S158 0 255 Checksum SGR3 S39 S99 S159 0 255 Checksum SGR4 S40 S100 S160 0 255 Checksum SGR5 S41 S101 S161 0 255 Checksum SGR6 S42...

Страница 38: ...easured V61 R 20 00 75 00 Hz Maximum df dt measured V62 R 0 0 10 0 Hz s Maximum frequency measured V63 R 20 00 75 00 Hz The parameters V11 V54 can be used to read R the five latest values recorded Event n is the most recent value recorded event n 1 the previous value and so on Recorded data Event Measuring range n n 1 n 2 n 3 n 4 Voltage U V11 V21 V31 V41 V51 0 0 1 4 x Un Frequency f V12 V22 V32 V...

Страница 39: ... W 1 254 Data transfer rate V201 R W 4800 or 9600 Bd Program version V205 R 131_ Reading of event register L R Time channel number and event code Re reading of event register B R Time channel number and event code Type designation of relay module F R SPCF 1D15 Reading of relay module status data C R 0 normal status 1 module been subject to automatic reset 2 overflow of event register 3 events 1 an...

Страница 40: ...reset To facilitate maintenance and repair it should be recorded and stated when serv ice is ordered The fault codes of the protection relay module SPCF 1D15 are explained in the following table Fault code Explanation 4 Faulty or missing control circuit 30 Faulty program memory 41 Half cycle detector faulty 50 Internal RAM memory faulty 51 Parameter memory EEPROM block 1 faulty 52 Parameter memory...

Страница 41: ... indicator Internal Relay Fault Display 1 3 digits Reset Step push button Programming push button Trip indicator Module type designation Fastening screw Indicators for measured quantities Indicators for setting parameters Indicators for switchgroups SGF SGB and SGR Fastening screw General characteristics of D type relay modules User s manual and Technical description ...

Страница 42: ... SGB SGR 4 Settings 4 Setting mode 4 Example 1 Setting of relay operation values 7 Example 2 Setting of relay switchgroups 9 Recorded information 11 Trip test function 12 Example 3 Forced activation of outputs 13 Operation indicators 15 Fault codes 15 1MRS 750066 MUM EN Issued 95 04 12 Version A replaces 34 SPC 3 EN1 Checked JH Approved TK Data subject to change without notice ...

Страница 43: ...tion are accessible in the main menu i e present meas ured values present setting values and recorded parameter values The data to be shown in the main menu are sequentially called up for display by means of the STEP push button When the STEP push button is pressed for about one second the display moves forward in the display sequence When the push button is pressed for about 0 5 seconds the displ...

Страница 44: ... cation bus 2 By an external control signal BS1 BS2 or RRES BS3 3 Via the push buttons of the relay module see submenu 4 of register A Setting mode Generally when a large number of settings is to be altered e g during commissioning of relay systems it is recommended that the relay set tings are entered with the keyboard of a personal computer provided with the necessary software When no computer n...

Страница 45: ... willshowthreedashes toindicatethenon tripping mode The serial communication is operativeandallmainandsubmenuesareacces sible In the non tripping mode unnecessary trippings are avoided and the settings can be checked The normal protection relay mode is entered automatically after a timeout of five minutes or ten seconds after the dark display position of the main menu has been entered Normal statu...

Страница 46: ...ase L2 Event n 2 value of phase L2 Latest memorized event n value of phase L2 2 1 2 Event n 1 value of phase L3 Event n 2 value of phase L3 Latest memorized event n value of phase L3 3 1 2 Main setting value for t or k Main setting value for I Main setting value for t Main setting value for Io Main setting value for to or ko Main setting value for Io Main setting value for to Second setting of SGB...

Страница 47: ...y pressing the PRO GRAM push button for five seconds until the display starts flashing d Press the PROGRAM push button once again for one second to get the rightmost digit flash ing e Now the flashing digit can be altered Use the STEP push button to set the digit to the desired value f Press the PROGRAM push button to make the middle one of the green digits flash g Set the middle digit with of the...

Страница 48: ... value automatically initi ates a return from the setting mode to the normal submenu Without recording one can leave the setting mode any time by pressing the PROGRAM push button for about five sec onds untilthegreendisplaydigitsstopflashing o If the second setting is to be altered enter submenu position 2 of the setting I by pressing the STEP push button for approx one second The flashing positio...

Страница 49: ...g mode by pressing the PRO GRAM push button for five seconds until the display starts flashing d Press the PROGRAM push button once again to get the first switch position The first digit of the display now shows the switch number The position of the switch is shown by the rightmost digit e The switch position can now be toggled be tween 1 and 0 by means of the STEP push button and it is left in th...

Страница 50: ...lash in the display i e 1 If the checksum is incorrect the setting of the separate switches is repeated using the PROGRAM and STEP push buttons start ing from step d l Recording the new value automatically initiates a return from the setting mode to the normal menu Without recording one can leave the setting mode any time by pressing the PRO GRAM push button for about five seconds until the green ...

Страница 51: ...ins the data trans fer rate value expressed in kilobaud of the serial communication Submenu 2 of register A contains a bus commu nication monitor for the SPAbus If the protec tion relay which contains the relay module is linked to a system including a contol data communicatoe for instance SRIO 1000M and the data communication system is operating the counter reading of the monitor will be zero Othe...

Страница 52: ...s the two push butttons are pressed The effect on the output relays depends on the configuration of the output relay matrix switches Theself supervisionoutputisactivatedbypress ing the STEP push button 1 second when no setting indicator is flashing The IRF output is activated in about 1 second after pressing of the STEP push button Thesignalsareselectedintheorderillustratedin Fig 4 REGISTER 0 I ST...

Страница 53: ...and the IRF output is activated When the step push button is released the IRF indicator is switched off and the IRF output resets d Press the PROGRAM push button for one second and the indicator of the topmost setting start flashing e If a start of the first stage is required now press thepush buttonsPROGRAMandSTEPsimul taneously Thestageoutputwillbeactivatedand the output relays will operate acco...

Страница 54: ...ay is operated the trip indicator of the measuring module is lit h The starting and tripping of the remaining stages are activated in the same way as the first stage above The indicator of the corresponding setting starts flashing to indicate that the con cerned stage can be activated by pressing the STEPandPROGRAMbuttonssimultaneously For any forced stage operation the output relays will respond ...

Страница 55: ...In most fault situations a fault code indicating the nature of the fault appears on the display of the module The fault code which consists of a red figure 1 and a three digit green code number cannotberemovedfromthedisplayby resetting When a fault occurs the fault code should be recorded and stated when service is ordered When in a fault mode the normal relay menus are operative i e all setting v...

Страница 56: ...1MRS 750135 MUM EN ABB Oy Distribution Automation P O Box 699 FI 65101 Vaasa FINLAND Tel 358 0 10 22 11 Fax 358 0 10 22 41094 www abb com substationautomation ...

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