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Summary of Contents for BE1-DFPR

Page 1: ... 05647 6 10 07 14 564 76 10 4 2416 6 10 4 24 7PKV 4GXKUKQP 4 PF 5WDUGSWGPV 2WDNKECVKQP 4GXKUKQP ...

Page 2: ...s information concerning the operation and installation of the BE1 DFPR Distribution Feeder Protection Relay Unit Revision R and subsequent BE1 DFPR Relays Unit Revision Q and previous require Instruction Manual 9 2315 00 990 To accomplish these goals the following information is provided Specifications Functional description Mounting information Setting procedure example ...

Page 3: ...997 Basler Electric Co Highland IL 62249 September 1997 It is not the intention of this manual to cover all details and variations in equipment nor does this manual provide data for every possible contingency regarding installation or operation The availability and design of all features and options are subject to modification without notice Should further information be required contact Basler El...

Page 4: ...ifications 1 11 Standard Accessories 1 13 Model and Style Number Description 1 13 General 1 13 Sample Style Number 1 13 Style Number Identification Chart 1 14 Time Overcurrent Characteristic Curves 1 15 SECTION 2 CONTROLS AND INDICATORS 2 2 Location Of Controls And Indicators 2 1 Control module 2 3 Contact Sense Module 2 4 Magnetics Module 2 5 SECTION 3 FUNCTIONAL DESCRIPTION 3 1 General 3 1 Block...

Page 5: ...able RDS 3 13 Reclose Enable REN 3 13 Drive To Lockout DTL 3 13 Reclose Logic 3 13 Control Functions 3 13 Supervisory Trip Supervisory Close Trip Close 3 13 Block Load Tap Changer BLTC 3 13 System Diagnostics and Alarm Outputs 3 14 Relay Trouble 3 14 Target Repeat Contacts 3 14 Breaker Fail Alarm 3 14 Lockout Alarm 3 14 Programmable Alarms 3 14 Instrumentation 3 15 Real Time Values 3 15 Demand Val...

Page 6: ...Test Procedure 5 1 Preliminary Setup Procedure 5 1 Entering Time and Date Settings 5 1 BE1 DFPR Test Simulator Front View 5 2 BE1 DFPR Test Simulator Rear View 5 3 BE1 DFPR Test Simulator Schematic Diagram 5 4 Test Setup Diagram 5 6 Entering Settings 5 7 Pickup Verification 5 7 Timing Verification 5 11 Breaker Duty Timers 5 14 Control Inputs 5 15 Outputs 5 17 Self Test 5 19 Trip Test 5 21 Loading ...

Page 7: ... are expanded and listed in the following paragraphs Protection Three phase and neutral overcurrent Breaker failure Undervoltage and Overvoltage for each phase Frequency tripping restoration Control Multiple shot reclosing 4 shot Reclosing may be controlled with external inputs Accepts breaker trip and close inputs Protection may be adapted to system conditions Data Processing Measures watts var v...

Page 8: ... Zone sequence coordination provided Control Features The reclosing function includes two programmable close outputs inputs for initiate drive to lockout and enabling or disabling reclosing The reclosing section of the relay is deactivated to prevent pumping when the breaker is tripped or closed through one of the control inputs An output is provided to block the load tap changer on the substation...

Page 9: ...t module provides the means to disconnect control inputs and apply test signals through the test points Front panel display for reading data and setting parameters Menu driven procedures are user friendly Figure 1 1 illustrates the path through the menu structure and the required keystrokes to enter and exit each screen A MAIN MENU provides selections for the main activities REVIEW EDIT SETTINGS M...

Page 10: ...BE1 DFPR General Information 1 4 Figure 1 1 Terminal Screens Flow Diagram Sheet 1 Of 2 ...

Page 11: ...BE1 DFPR General Information 1 5 ...

Page 12: ...BE1 DFPR General Information 1 6 Figure 1 2 Terminal Screens Flow Diagram Sheet 2 Of 2 ...

Page 13: ...m the reclosing system to respond in a specified manner to operations of the various tripping elements This makes it possible to implement improved logic in the reclosing scheme DFPR relays have the means to selectively trip individual feeders on underfrequency conditions and to automatically restore them at selected frequencies Breaker fail outputs BFO may be used to activate breaker failure sche...

Page 14: ...ion Currents For 5 A CT For 1 A CT Accuracy 0 1 to 0 5 A 0 02 to 0 1 A 5 or 15 mA 0 5 to 2 0 A 0 1 to 0 4 A 3 2 0 to 7 5 A 0 4 to 1 5 A 2 Accuracies of Measured Voltages Refer to Table 1 2 for accuracies of front panel instrumentation measured voltages Table 1 2 Accuracies of Instrumentation Voltages Voltage Accuracy 40 to 130 2 Calculated Values and Accuracy Present values W var VA pf Demand valu...

Page 15: ...BE1 DFPR General Information 1 9 ...

Page 16: ...ime functions are defined by the trip and integrating reset characteristic equations and shown graphically in Figures 1 5 through 1 16 Table 1 3 51 51N Characteristic Curves Type Curve Name Figure Number S Short Inverse Figure 1 5 L Long Inverse Figure 1 6 D Definite Time or IDMT Figure 1 7 M Moderately Inverse Figure 1 8 I Inverse Time Figure 1 9 V Very Inverse Figure 1 10 E Extremely Inverse Fig...

Page 17: ...ple of PICKUP setting Ar Constant for the particular curve Table 1 4 Table 1 4 51 And 51N Time Characteristic Curve Constants Curve Type Characteristic Constants Trip Reset A B C N K Ar S 0 2663 0 03393 1 000 1 2969 0 028 0 500 L 5 6143 2 18592 1 000 1 000 0 028 15 75 D 0 4797 0 21359 1 000 1 5625 0 028 0 875 M 0 3022 0 12840 1 000 0 5000 0 028 1 750 I 8 9341 0 17966 1 000 2 0938 0 028 09 00 V 5 4...

Page 18: ...ckup ratio 90 Fixed Time Elements 50T 50TN Pickup accuracy 5 5 Ampere CT Range 0 5 to 150 A Increments 0 1 A 1 Ampere CT Range 0 1 to 30 A Increments 0 02 A Instantaneous Response Characteristics For 50 50N Elements Characteristic Refer to Figure 1 3 for the instantaneous response range Figure 1 3 Instantaneous Response Characteristics 50 50N Elements Current Pickup For Phase And Neutral Dropout P...

Page 19: ...nt Characteristic Fixed time Time range 0 0 to 100 seconds Setting increments 0 1 second Reset 16 ms or less Timing accuracy 5 for settings greater than 5 seconds Overvoltage Pickup Setting For 59 Element Setting range 50 to 150 volts Setting increments 1 0 volt Pickup accuracy 2 Dropout Pickup ratio 90 Acceptable Setting Example If 27 100 then 59 must be 100 Undervoltage Response Characteristic F...

Page 20: ...s greater Restoration Frequency Pickup Setting 81 Voltage supervision range 40 to 120 V Setting range Nominal frequency 5 Hz 10 Hz Setting increment 0 01 Hz Pickup accuracy 0 01 Hz Reclosing Relay Timers For 79 Element Reclosing delays 4 0 00 to 100 seconds 0 inhibit Reset time range 1 to 200 seconds Maximum cycle time 0 to 999 seconds 0 inhibit Fail to reclose timer 0 0 to 9 9 seconds 0 inhibit T...

Page 21: ...atched manually reset target indicators are current operated for TRIP 1 and TRIP 2 outputs Target indicators are operated by a minimum of 0 2 A through the output trip circuit Output circuit is limited to 30 A for 0 2 seconds 7 A for 2 minutes and 3 A continuously Control Inputs Voltage range Same as control power Nominal current 15 ma Communication Ports RS 232 C on front panel for connection to ...

Page 22: ...ectric part number 09115 for current and voltage inputs and trip and close outputs Standard 0 080 diameter phone tip plugs are used to connect contact sensing inputs to the test points when in test mode or when monitoring the inputs in operate mode To order the test set specify part number 9 2315 42 100 MODEL AND STYLE NUMBER DESCRIPTION General BE1 DFPR Relays electrical characteristics and opera...

Page 23: ...BE1 DFPR General Information 1 17 ...

Page 24: ...BE1 DFPR General Information 1 18 Figure 1 4 Style Number Identification Chart ...

Page 25: ...STIC CURVES Figures 1 5 through 1 16 illustrate the characteristic curves that are programmed into the nonvolatile memory of this relay A drawing number is given under each caption Use this number to order a full size 10 inch x 12 inch Characteristic Curve graph ...

Page 26: ...BE1 DFPR General Information 1 20 KIWTG 6KOKPI 1RVKQP 5 5JQTV PXGTUG ...

Page 27: ...BE1 DFPR General Information 1 21 ...

Page 28: ...BE1 DFPR General Information 1 22 KIWTG 6KOKPI 1RVKQP QPI PXGTUG ...

Page 29: ...BE1 DFPR General Information 1 23 ...

Page 30: ...BE1 DFPR General Information 1 24 KIWTG 6KOKPI 1RVKQP GHKPKVG 6KOG ...

Page 31: ...BE1 DFPR General Information 1 25 ...

Page 32: ...BE1 DFPR General Information 1 26 KIWTG 6KOKPI 1RVKQP QFGTCVG PXGTUG ...

Page 33: ...BE1 DFPR General Information 1 27 ...

Page 34: ...BE1 DFPR General Information 1 28 KIWTG 6KOKPI 1RVKQP PXGTUG ...

Page 35: ...BE1 DFPR General Information 1 29 ...

Page 36: ...BE1 DFPR General Information 1 30 KIWTG 6KOKPI 1RVKQP 8 8GT PXGTUG ...

Page 37: ...BE1 DFPR General Information 1 31 ...

Page 38: ...BE1 DFPR General Information 1 32 KIWTG 6KOKPI 1RVKQP ZVTGOGN PXGTUG ...

Page 39: ...BE1 DFPR General Information 1 33 ...

Page 40: ...BE1 DFPR General Information 1 34 KIWTG 6KOKPI 1RVKQP 5 5VCPFCTF PXGTUG ...

Page 41: ...BE1 DFPR General Information 1 35 ...

Page 42: ...BE1 DFPR General Information 1 36 KIWTG 6KOKPI 1RVKQP 5 8GT PXGTUG ...

Page 43: ...BE1 DFPR General Information 1 37 ...

Page 44: ...BE1 DFPR General Information 1 38 KIWTG 6KOKPI 1RVKQP 5 ZVTGOGN PXGTUG ...

Page 45: ...BE1 DFPR General Information 1 39 ...

Page 46: ...BE1 DFPR General Information 1 40 KIWTG 6KOKPI 1RVKQP 5 QPI 6KOG PXGTUG ...

Page 47: ...BE1 DFPR General Information 1 41 ...

Page 48: ...BE1 DFPR General Information 1 42 KIWTG 6KOKPI 1RVKQP KZGF 6KOG ...

Page 49: ...ion and an illustration of the controls and indicators for the Control Module Contact Sense Module and Magnetics Module is provided in the following paragraphs Only the horizontal mount modules are illustrated because each control or indicator is the same in the vertical mount units except for the placement Refer to Figure 2 2 to see the vertical mount unit control and indicator placement ...

Page 50: ...BE1 DFPR Controls and Indicators 2 2 Figure 2 1 BE1 DFPR Horizontal Mount ...

Page 51: ...BE1 DFPR Controls and Indicators 2 3 ...

Page 52: ...BE1 DFPR Controls and Indicators 2 4 Figure 2 2 BE1 DFPR Vertical Mount ...

Page 53: ...ormal settable parameters Overcurrent Eight LEDs indicate sensed 51 timed or 50 timed overcurrent faults Reclosing Six LEDs indicate reclosing event 1 2 3 or 4 lockout LO or reset RST One LED indicate reclosing Inhibit INH and one LED indicates underfrequency timing and pick up 81 Control Four LEDs indicate cold load pickup CLP or auxiliary settings 1 emergency pick up EP or auxiliary settings 2 b...

Page 54: ...n operate mode TEST OPERATE knob pushed in external contact sensing inputs are connected to the contact sense module and front panel test points In test mode TEST OPERATE knob pulled out external sensing inputs are disconnected from the contact sense module An external power source equal to the power supply input can be connected to selected test point input and to COM test point to test the conta...

Page 55: ...d In the INSTALLATION SETTINGS screen use setting 1 when the wye position is selected for single phase operation Use setting 2 when the delta position is selected and setting 3 when the wye position is selected for three phase operation Refer to the INSTALLATION SETTINGS screen under REVIEW EDIT SETTINGS menu as described in publication 9 2315 00 991 Terminal Displays and Settings Front panel conn...

Page 56: ...BE1 DFPR Controls and Indicators 2 8 KIWTG 9 G GNVC 5YKVEJ QECVKQP P CIPGVKEU QFWNG QTK QPVCN QWPV ...

Page 57: ...BE1 DFPR Controls and Indicators 2 9 Figure 2 3 Control Module Front Panel Horizontal Mount ...

Page 58: ...s and target information are passed over the serial data link to the control module The microprocessor control module processes the serial data from the data acquisition module for all instrumentation and data logging functions It also provides communications through the front and rear RS 232 C ports and interfaces with the front panel display controls and indicators All control functions other th...

Page 59: ...BE1 DFPR Functional Description 3 2 ...

Page 60: ...BE1 DFPR Functional Description 3 3 ...

Page 61: ...BE1 DFPR Functional Description 3 4 KIWTG WPEVKQPCN NQEM KCITCO ...

Page 62: ... to block tripping by all fixed time overcurrent elements 50TA 50TB 50TC and 50TN Rl 10 Reclose Initiate or block Apply input to allow automatic reclosing Remove input to block 52 Trip 30 Apply input to issue a trip output Momentary inputs cause the TRIP1 contacts to close for a minimum of 200 milliseconds This input will not initiate reclosing and will put the reclosing section in lockout mode Th...

Page 63: ...cated in parenthesis are as follows BFIO 36 37 BFIO breaker fail initiate output labeled BFI on front panel output test points and rear panel output contacts This contact closes if the breaker fails to open after receiving a TRIP1 command from one or more of the protective elements or through the supervisory input after the BF TD has expired as specified during the setup for this function BLTC 38 ...

Page 64: ...et for the reclose fail timer and 4 breaker operations count reaches the maximum breaker operations count limit Trip Circuit Sense Terminals 34 and 35 are connected internally to an optically isolated sense circuit This feature is used by connecting these terminals across the trip output contacts with terminal 34 connected to the positive side Lack of continuity in the trip circuit when the breake...

Page 65: ... the five ampere CT sensing input range One ampere CT sensing input ranges are shown in parenthesis Display Description Range Address Remote address for future use 1 254 F KBAUD 232 Front port Communication Baud Rate 300 600 1200 2400 4800 9600 19200 R KBAUD 232 Rear port Communication Baud Rate 300 600 1200 2400 4800 9600 19200 R485 KB 485 Rear port Communication Baud Rate optional 300 600 1200 2...

Page 66: ... Holding the Settings Raise Yes Lower No switch up or down will increase the rate of change for the display To save the newly programmed settings and leave the Settings mode operate the Status Select switch momentarily After the switch is operated SAVE SETUP is displayed in the window To complete the save routine push the Status Select switch up All parameter settings will be saved If the Status S...

Page 67: ... reset IA IB IC and IN primary current levels VA VB VC primary voltage levels KW KVR and KVA power levels WATTS VARS and VA FREQ system frequency in Hz PF phase B power factor AD B C DKW DKVR and DKVA demand readings for IA IB IC KW KVAR and KVA ADM ADm BDM BDm CDM CDm DM KW Dm KW DM KVr Dm KVr DM KVA and Dm KVA Maximum and minimum demand readings for IA IB IC KW KVAR and KVA Date Time AUXILIARY S...

Page 68: ... three voltage sensing configurations Three phase four wire wye Three phase three wire delta Single phase using phase B voltage and current BE1 DFPR relays include three independent overcurrent functions for each sensed current input Time Overcurrent 51 51N Phase settings adjustable over the range of 0 5 to 12 amperes in 0 1 ampere increments for a 5 ampere sensing input range and 0 1 to 2 4 amper...

Page 69: ...g the setting procedure The 27 trip function is instantaneously reset when all phase voltages are above the 27 pickup setting A minimum voltage level of ten volts prevents tripping for blown potential transformer fuses The undervoltage function is inhibited if the sensing voltage is less than 10 0 volts A 27TD setting of 0 0 inhibits the 27 function OVERVOLTAGE TRIPPING Overvoltage tripping functi...

Page 70: ...BE1 DFPR Functional Description 3 13 and 50TN ...

Page 71: ... TRIP1 command by one of the protective functions 51P 51N 50P 50N 50TP 50TN 81 59 or 27 or the supervisory trip input if the breaker failure time delay BF TD expires and the sensed current is greater than 0 5 amperes 5 ampere CT sensing input or 0 1 ampere 1 ampere CT sensing input The range of the breaker failure time delay is 0 03 to 0 50 seconds The TRIP 1 output remains closed for a minimum of...

Page 72: ... and reclosers the DFPR senses fault current from downstream faults with the low set 50TP and 50TN instantaneous elements If the upstream relay DFPR senses that fault current has been interrupted by a downstream device the DFPR will increment the trip reclose sequence by one shot This happens because the DFPR recognizes that a non blocked low set 50TP or 50TN element picked up and reset before tim...

Page 73: ... 50P 50N 50TP 50TN 59 and 27 and the reclose initiate RI contact sensing input During the setup process the user may block initiating reclosing at user defined points in the reclosing sequence Setup is accomplished from the communication port using the RECLOSE LOGIC SCREENS UNDER THE review edit settings MENU as described in publication 9 2315 00 991 Terminal Displays and Settings CONTROL FUNCTION...

Page 74: ...e must agree on the position of the breaker Breaker close time The breaker must close within the period of the RECLOSE FAIL timer Breaker did not open The breaker did not open within the breaker fail time delay BF TD Lockout Alarm This contact will close when the reclosing section of the relay is in the LOCKOUT condition In addition to signifying that the reclosing sequence was unsuccessful this c...

Page 75: ...de front panel settings access Protective element pickup status and target status Data Collection and Storage BE1 DFPR relays collect and store data in memory for interrupted current values demand values and breaker operations The stored values are Energy accumulation in the form of watt hours var hours and number of hours since last reset Interrupted current cumulative last and maximum values Dem...

Page 76: ...erface is provided on the relay front and rear panels The front panel interface is compatible with standard RS 232 connectors and software The rear panel interface is compatible with either standard RS 232 or RS 485 connections Communications protocol is compatible with readily available modem software that emulate a dumb terminal RS 485 communication is optional and supports special application p...

Page 77: ...cate with data terminal equipment i e computer or terminal or data communications equipment i e modem Because communication intelligence resides inside the relay no special commands or software is needed to retrieve and transmit data other than a few keystrokes from the external terminal or computer Off the shelf modem software such as Procomm V2 4 can be used to communicate with the relay Compute...

Page 78: ...Choose settings as shown Figure 3 8 Communications Settings To initially prepare the relay for communications set the front panel baud rate using front panel switches in the settings mode The K BAUD setting must be selected by using the settings select switch Once the K BAUD setting is selected the desired baud rate is set using the settings raise lower switch The rear port baud rate can only be s...

Page 79: ...n can be raw data such as the text that comprise column titles or escape sequences that are interpreted by the VT 100 compatible terminal to perform various functions such as clearing the screen positioning the cursor set screen attributes etc Lines on a screen can be displayed in any order In fact screen information is displayed in a totally random fashion bottom lines can be transmitted prior to...

Page 80: ...ownload with the page down key and ASCII format protocol Windows 3 1 Under the program group Accessories select Terminal Under the Terminal Settings menu select Text Transfers and the parameters as shown in Figure 3 9 Then from the Transfers menu select Receive Text File as shown in Figure 3 10 and the parameters as shown in Figure 3 11 ...

Page 81: ... the computer Close the file Procomm V2 4 Press ESC Press ESC a second time to return to the MAIN MENU screen Windows Select STOP at the bottom of the screen Press ESC to return to the MAIN MENU screen Uploading Settings After the MAIN MENU is displayed select 4 for REVIEW EDIT SETTINGS Enter the correct password and the REVIEW EDIT SETTINGS screen is displayed Type F to select the UPLOAD SETTINGS...

Page 82: ...eived without an error the middle of the screen displays SETTINGS ACCEPTED and the relay front panel display shows dumpset rcvd If an error does occur i e CRC error CRC ERROR is displayed in the middle of the screen Windows Select OK If the data is received without an error the middle of the screen displays SETTINGS ACCEPTED and the relay front panel display shows dumpset rcvd If an error does occ...

Page 83: ... Select the desired screen that you want to copy Type CNTL S XOFF to stop screen updating Pull down the Terminal EDIT menu and click on Select All As a result the entire screen should be highlighted Again pull down the Terminal EDIT menu and this time click on Copy This copies the screen data to the clipboard Type CNTL Q XON to allow screen updating Graphic Method Select the desired screen that yo...

Page 84: ...aph Dielectric Test If a wiring insulation test is required on your switchgear or panel assembly and this relay is to be tested observe the information noted in the following paragraph Dielectric Test 3 Be sure that the BE1 DFPR chassis is hard wired to earth ground using the chassis ground terminal 25 on the rear of the unit 4 When the unit is in service the controls should be protected by the co...

Page 85: ...BE1 DFPR Installation 4 2 ...

Page 86: ...BE1 DFPR Installation 4 3 Figure 4 1 Outline Dimensions Rack Mounting ...

Page 87: ...BE1 DFPR Installation 4 4 ...

Page 88: ...BE1 DFPR Installation 4 5 Figure 4 2 Outline Dimensions Panel Mounting ...

Page 89: ...nch wide rings and spade terminals It is important to provide a ground connection for chassis ground terminal 25 Incorrect wiring may result in damage to the unit Communication connections are shown in Figures 4 6 through 4 9 On units with the test module option current and voltage inputs and control outputs can be tested by removing the connection plugs and replacing them with test plugs Basler p...

Page 90: ...BE1 DFPR Installation 4 7 Figure 4 3 DC Control Connections Typical ...

Page 91: ...BE1 DFPR Installation 4 8 ...

Page 92: ...BE1 DFPR Installation 4 9 Figure 4 4 Connection Diagram ...

Page 93: ...BE1 DFPR Installation 4 10 ...

Page 94: ...BE1 DFPR Installation 4 11 Figure 4 5 BE1 DFPR Rear View ...

Page 95: ...BE1 DFPR Installation 4 12 ...

Page 96: ...BE1 DFPR Installation 4 13 Figure 4 6 Communications Interface ...

Page 97: ...BE1 DFPR Installation 4 14 ...

Page 98: ...BE1 DFPR Installation 4 15 Figure 4 7 RS 232 Connection Diagram For IBM Type Computers ...

Page 99: ...BE1 DFPR Installation 4 16 Figure 4 8 RS 232 Connection Diagram for Protective Relay Terminals ...

Page 100: ...BE1 DFPR Installation 4 17 Figure 4 9 RS 232 Interconnection Diagram For RFL 9660 Switch ...

Page 101: ...erating the test set CLOSE switch the test set 52a LED should illuminate Step 4 Close UP the trip coil sense TCS switch on the test set and open DOWN all other input switches Step 5 Apply nominal power supply voltage to the power input terminals on the relay and the contact sensing input on the test set Power and Operate Mode LED s on the relay should be illuminated If the Test Mode LED is ON push...

Page 102: ...BE1 DFPR Testing 5 2 Step 6 Operate the Status Targets Select switch and verify that the time and date are correct ...

Page 103: ...BE1 DFPR Testing 5 3 ...

Page 104: ...BE1 DFPR Testing 5 4 Figure 5 1 BE1 DFPR Test Simulator Front View ...

Page 105: ...BE1 DFPR Testing 5 5 ...

Page 106: ...BE1 DFPR Testing 5 6 Figure 5 2 BE1 DFPR Test Simulator Rear View ...

Page 107: ...BE1 DFPR Testing 5 7 ...

Page 108: ...BE1 DFPR Testing 5 8 Figure 5 3 BE1 DFPR Test Simulator Schematic Diagram Sheet 1 of 2 ...

Page 109: ...BE1 DFPR Testing 5 9 ...

Page 110: ...BE1 DFPR Testing 5 10 Figure 5 4 BE1 DFPR Test Simulator Schematic Diagram Sheet 2 of 2 ...

Page 111: ...BE1 DFPR Testing 5 11 ...

Page 112: ...BE1 DFPR Testing 5 12 Figure 5 5 Test Setup Diagram ...

Page 113: ...t or rear port and execute your terminal program Step 8 Press ESC to bring up the Terminal Access Main Menu Step 9 Press 4 type in the password and enter to bring up the Review Edit Settings menu Step 10 From here all of the relay settings can be changed Enter the screen of the settings you wish to changed and enter the desired settings Step 11 To save the settings press Esc and answer Y to the Sa...

Page 114: ...BE1 DFPR Testing 5 14 ...

Page 115: ...ter the Tripping Logic screen for the desired settings group Step 12 Enter a N in all Trip 1 locations except 50P and 50N Enter a Y in the 50P and 50N locations Press ESC to save these settings then press ESC again to return to the Review Edit Settings menu This disables all other functions from tripping the relay so just the 50 function can be checked Step 13 Connect a current source to any phase...

Page 116: ...hecked Step 28 From the Review Edit Settings Menu on the terminal select 1 4 7 H or K to enter the Relay Settings screen for the desired settings group Step 29 Enter 1 0 for the 27 TD setting Press ESC to save these settings then press ESC again to return to the Review Edit Settings menu This will give a fast trip time for the 27 element so the pickup can be checked accurately Step 30 Connect a vo...

Page 117: ...ess ESC again to return to the Review Edit Settings menu 59 Pickup Step 45 From the Review Edit Settings Menu on the terminal select 2 5 8 I or L to enter the Tripping Logic screen for the desired settings group Step 46 Enter a N in all Trip 1 locations except 27 59 Enter a Y in the 27 59 location Press ESC to save these settings then press ESC again to return to the Review Edit Settings menu This...

Page 118: ...turn to the Review Edit Settings menu 50 Timings Step 8 From the Review Edit Settings Menu on the terminal select 2 5 8 I or L to enter the Tripping Logic screen for the desired settings group Step 9 Enter a N in all Trip 1 locations except 50P and 50N Enter a Y in the 50P and 50N locations Press ESC to save these settings then press ESC again to return to the Review Edit Settings menu This disabl...

Page 119: ...t is greater than the 27 setting in the Normal Mode Settings Step 23 Close the breaker on the test set and wait for the RST LED to illuminate on the relay Step 24 Step the voltage down on one phase to a point lower than the 27 PU voltage and measure the time from when the voltage is stepped down until the Trip 1 contacts close This timing should be within 5 or 30 milliseconds whichever is greater ...

Page 120: ...eturn the Trip 1 settings to the desired values Press ESC to save the settings then press ESC again to return to the Review Edit Settings menu Reclose Timers Step 39 Close the RI switch on the test set Connect a voltage source to the voltage inputs and apply a voltage that is greater than the 27 PU setting in the Relay Settings screen Step 40 Close the breaker on the test set and wait for the RST ...

Page 121: ... on the test set Connect a voltage source to the voltage inputs and apply a voltage that is greater than the 27 PU setting in the Relay Settings screen Step 53 In the Relay Settings screen change the 79 max timer to a value that is less than your 79 1TD Step 54 Close the breaker on the test set and wait for the RST LED to illuminate on the relay Step 55 Initiate a reclose sequence The relay should...

Page 122: ... 50 function can be checked Step 4 Connect a current source to the neutral current input Step 5 Close the breaker on the test set and wait for the RST LED to illuminate on the relay Step 6 Close the BT1 switch on the test set and observe that the BT1 LED illuminates on the front panel of the relay Step 7 Apply and appropriate amount of current which would trip the 51N element or the 50TN element T...

Page 123: ...ting in the Relay Settings screen for the desired settings group Step 23 Close the breaker on the test set and wait for the RST LED to illuminate on the relay Step 24 Momentarily close the RCL DIS switch on the test set and observe that the Reclosing INH LED on the front panel of the relay illuminates Step 25 Trip the breaker on the test set and observe that the relay goes to Lockout The Reclose L...

Page 124: ... the breaker closes after the Reset timer times out the relay will go into reset The Reclosing RST LED on the relay should be illuminated USR1 USR2 USR3 USR4 and USR5 Step 39 Select PROGRAMMABLE INPUTS under the REVIEW EDIT SETTINGS MENU screen Step 40 Select Trigger Event Capture function for the USR1 programmable input Step 41 Momentarily close USR1 input UP1 on Test Box and verify that the exte...

Page 125: ... be illuminated Breaker Failure Step 15 Disable the close output on the test set Step 16 Apply an appropriate amount of current to trip the relay and after the relay trips leave the current applied After the Breaker Failure time delay expires the Breaker Failure LED should illuminate Programmable Alarm 1 2 Step 17 The conditions for this output to close are on the Programmable Alarms screen on the...

Page 126: ...R Testing 5 26 The output will close if the relay trips and that element is marked Y under one of the trips All phases of the operational test procedures are complete Self test continues on the following page ...

Page 127: ...sensing inputs and observe that the associated front panel LED is turned ON Contact Sensing Input Front Panel LED UP1 Reclosing 1 UP2 Reclosing 2 UP3 Reclosing 3 CLP CLP EP EP 52a 51A 52b 51B RCL DIS INH RCL EN RST RI 81 DTL LO TCS STATUS BT1 BT1 BT2 BT2 52 CLOSE CLOSE 52 TRIP TRIP Step 7 Verify that all the contact sensing inputs are open Operate UP and hold the Status Targets Reset switch Observ...

Page 128: ...utput B contacts close Alarm Output C contacts close Alarm Output N contacts close Alarm Output 51 contacts close Alarm Output 50T contacts close Alarm Output 50 contacts close BFI contacts close BLTC contacts open RELAY TROUBLE contacts open RECLOSE LOCKOUT contacts close BREAKER FAILURE contacts close PROG 1 contacts close PROG 2 contacts close PROG TRP contacts close Allows step 6 to be perform...

Page 129: ...imer that starts each time the Status Targets Reset switch is operated down If the timer times out the relay loops back to TEST MODE YES displayed on the display Operate down the Status Targets Reset switch and observe that TEST TRIP is displayed on the display Step 5 Operate down the Status Targets Reset switch and observe that ARE YOU SURE is displayed on the display Step 6 Operate down the Stat...

Page 130: ...D 10 SEC 81 UV 40 V 27 PU 50 V 27 TD 5 SEC 59 PU 150 V 59 TD 1 0 SEC 79 1 TD 2 0 SEC 79 2 TD 4 0 SEC 79 3 TD 6 0 SEC 79 4 TD 8 0 SEC 79 RST 3 0 SEC 79 RECF 5 0 SEC 79 MAX 250 SEC ALL RECLOSE LOGIC YES ALL TRIPPING LOGIC YES Installation Settings CT PRI 5000 A CT SEC 5 A NCT PRI 5000 A NCT SEC 5 A VT PRI 1000 V VT SEC 100 V 3 1 PH WYE DELTA 3 3 3PH WYE 2 2PH DELTA 1 1PH DEMAND T 1 MIN BREAKER OP TI...

Page 131: ...serve that TST MODE YES is indicated on the display Step 4 Operate up the Settings Raise Yes Lower No switch slightly before the SETTINGS SELECT switch and observe that LOAD DEF S is displayed on the display Step 5 Operate up the Status Targets Reset switch and observe that DEF S LOADED is displayed on the display Step 6 To save the settings operate up the Status Targets Select switch and observe ...

Page 132: ...that starts each time the Status Targets Reset switch is operated down If the timer times out the relay loops back to RST DMDS YES displayed on the display Operate down the Status Targets Reset switch and observe that RST DEMANDS is displayed on the display Step 5 Operate down the Status Targets Reset switch and observe that ARE YOU SURE is displayed on the display Step 6 Operate down the Status T...

Page 133: ... to be attempted component values may be obtained from the schematics or the parts list of the Service Manual Replacement parts may be purchased locally The quality of replacement parts must be at least equal to that of the original components Where special components are involved Basler Electric part numbers may be obtained from the number stamped on the component or assembly the schematic or par...

Page 134: ...BE1 81 O U Maintenance 6 2 ...

Page 135: ... 7 1 Changes REV Summary of Changes ECA And Date A Added Overvoltage Function to Specifications Page 1 10 Changed Style Chart Figure 1 4 to reflect changes in the BE1 DFPR Changes Figures 2 1 2 2 and 2 3 Added 59 function to appropriate occurrances of 27 function and added Overvoltage Pickup and Overvoltage Tripping Functional Descriptions to Sections 3 and 5 and added Section 7 Manual Change Info...

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