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O R I O N   I T A L I A  

 

I N S T R U C T I O N   M A N U A L  

 

I P R 9 6 D  

Ground protection relay 

Software version 1.21 

 
 
 

 

Via G. Orsi 35, 29122 Piacenza [PC] Italia 

Phone: +39 0523 591161 

|

 

www.orionitalia.com

 

 

Summary of Contents for IPR96D

Page 1: ...O R I O N I T A L I A I N S T R U C T I O N M A N U A L IPR96D Ground protection relay Software version 1 21 Via G Orsi 35 29122 Piacenza PC Italia Phone 39 0523 591161 www orionitalia com ...

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Page 3: ...ed in the Chapter GENERAL INFORMATION High voltage live parts disconnect the unit before carrying out any insulation tests on the installation Do not carry out any installation maintenance operations requiring the disassembling and the removal of the unit from the panel on which it is mounted when the unit is live make sure it has been disconnected SYMBOLS IN THE TEXT AND THEIR MEANINGS It indicat...

Page 4: ...ORD MANAGEMENT 3 2 3 6 EDITING AND STORING KEYS 3 2 3 7 FUNCTION KEY 3 3 3 8 SYMBOLS USED IN THE TEXT 3 3 4 Menu RELAY STATUS 4 1 4 1 RELAY STATUS 4 1 5 Menu ACTUAL VALUES 5 1 5 1 Actual values GROUND CURRENT 5 1 5 2 Actual values LAST TRIP DATA 5 1 5 3 Actual values MAINTENANCE DATA 5 1 6 Menu SETPOINTS 6 1 6 1 Setpoints SETPOINT ACCESS 6 1 6 2 Setpoints SYSTEM SETUP 6 1 6 3 Setpoints DATE TIME 6...

Page 5: ... COMMUNICATION Communication port RS485 Remote programming of the setpoints Communication Protocol Modbus RTU 1 6 SIGNALLING AND PROGRAMMING LED and LCD display indication Ground current indication Indication and storage through a Pop Up function of fault conditions and their values Available leds Led Description Duty Cycle Status keep alive It indicates that the device is switched on and the self...

Page 6: ...to 20 0 for each curve Accuracy Pickup 1 CT Time 3 of trip time or 20 ms Delay time 0 5s 600s Steps 0 1s from 0 5s to 10s 1s from 10s to 600s MAX POWER CONSUMPTION 6 VA 4 W RELATIVE HUMIDITY Max 90 non condensing BURN IN 48 hours at 50 C DIELECTRIC WITHSTAND VOLTAGE 2 kVac 60s from all circuits and enclosure 2 kVac 60s between HLV and LV circuit DIGITAL INPUT 2 dry contacts Max connection lengths ...

Page 7: ...if required Inspect the unit and inform ORION ITALIA of any damage If reshipment is required the original container and packing should be used 2 3 MOUNTING The mounting should be carried out as follows 1 Install the relay in a place where the humidity and temperature are those for which it has been designed General Information 1 8 SPECIFICATIONS and away from high current conductors and sources of...

Page 8: ...necessary to read and understand the indications provided by the Constructor All the installation operations must be carried out by qualified personnel with adequate knowledge of the functioning of the unit and of the content of this manual The control power current voltage input and output contacts must be connected according to the supply voltage connection diagram included in the present manual...

Page 9: ...u CT xx 1A CT xx 1A Zero Sequence Connection Residual Connection CT xx 5A CT xx 5A Zero Sequence Connection Residual Connection CURRENT INPUT In 5A TRIP AUXILIARY POWER 85 115 240 300 Vac Vdc 24Vdc 48Vdc n u L N 31 DIGITAL INPUTS 51 52 53 54 55 56 n u 41 42 43 RS485 Com DI 1 DI 2 Note Output Contacts Usesurgesuppressor onoutput contacts whencontrol contactors or inductiveloads o Digital Inputs 3mM...

Page 10: ...ich is shielded and with a characteristic impedance of 120 Ground the shield only at one point Figure 2 4 For the RS 485 port a maximum of 35 relays can be daisy chained together in parallel mode on a communication channel for a MAXIMUM DISTANCE OF 1000 METERS For larger systems additional RS 485 channels must be added To increase the number of relays over 35 on single channel consult the relay co...

Page 11: ...ns Ground Current Relay Status Last Trip Data The Autoscroll mode will also be activated five 5 minutes after complete inactivity To exit press any key on the IPR96D to return to the Main Menu 3 3 POP UP FUNCTION Whenever there is a fault condition the IPR96D display will immediately show a POP UP screen with the cause of the last protection intervention and the corresponding time stamp To exit pr...

Page 12: ... to Modify the Password Otherwise press or Esc Press ENTER and insert a new First Level password Insert new password New Password Stored By changing the First Level password the Second Level password will automatically change SECOND LEVEL access every option on the First Level some options on the Calibration Mode APPENDIX A This password is obtained by adding 1 to the first digit 2 to the second d...

Page 13: ...abled This screen does not appear if the user has previously inserted the correct password See Main Menu Autoscroll and Pop Up Functions 3 5 PASSWORD MANAGEMENT System Setup Phase CT Rating Value 50 A Password correct when the value blinks press or to modify Press ENTER to store the new setpoint Setpoint Stored 3 7 FUNCTION KEY F On the Main Menu or in Autoscroll mode press F and access the two av...

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Page 15: ...tus No Active Protection This section provides information on the Relay Status For example the display could indicate protection interventions internal faults and or setpoint discrepancies In the presence of more than four 4 alerts navigate the list with the help of or Normal conditions No Active Protection APPENDIX B for all possible status ...

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Page 17: ...ues MAINTENANCE DATA Maintenance Data Trips Counter 33 Ground O C Counter 30 Trips Counter it indicates the number of trips caused by protection interventions Ground O C Trip it counts the times the circuit breaker or disconnector controlled by IPR96D has tripped due to the intervention of ground overcurrent protection Counters Opening Counter 31 Maintenance Data Clear No Opening Counter it counts...

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Page 19: ... sampling rate System Setup Ground CT Primary Value 50 A RANGE 5 5000 STEPS 5 Enter the primary current rating of the ground CT being used System Setup Command Value RS485 RANGE RS485 LOCAL RS485 BLE BLE Choose the enabled command source and with this disable all commands sent by any other available communication methods or options The local HMI always remains enabled System Setup Out of Service R...

Page 20: ... contact 52a does not operate properly Disable this function in case of no connection between 52a auxiliary contact and BREAKER STATUS input To disable the function select System Setup Breaker Failure Delay Value 1000 ms RANGE 10 2500 STEPS 10 Delay for the circuit breaker auxiliary contacts to signal the opening If a correct reply is not obtained in this delay an event for circuit breaker failure...

Page 21: ...isconnector trip time according to the protection curve selected in the following line GROUND O C CURVE 6 4 Setpoints GROUND PROTECT If Ground Timed1 O C Relay Ground Protect Ground O C Curve Value ANSI MOD INV RANGE ANSI EXTREME INV ANSI VERY INV ANSI NORMAL INV ANSI MOD INV DEFINITE TIME IEC C EXTREME INV IEC B VERY INV IEC A NORMAL INV IEC SHORT TIME IAC EXTREME INV IAC VERY INV IAC NORMAL INV ...

Page 22: ...the set one 6 4 Setpoints GROUND PROTECT If Ground O C Curve DEFINITE TIME and Ground Protect Ground Timed2 O C Mult Value 1 0 RANGE 0 1 20 0 STEPS 0 1 Set the ground overcurrent multiplier for the selected curve 6 4 Setpoints GROUND PROTECT If Ground Timed2 O C Relay Ground Protect Ground Inst O C Relay Value RANGE NONE ANY COMBINATION OF TRIP AUX1 OR AUX2 Select the outputs to be activated by th...

Page 23: ...SET Output Relay Trip Pulse Time Value 200 ms RANGE 100 2000 STEPS 100 Enter the delay for the trip relay de energizing 6 6 Setpoints OUTPUT RELAY If Trip Output Relay PULSED Output Relay Aux1 Output Relay Value LATCHED RANGE LATCHED PULSED PULSED in case of fault condition due to which the related output must activate this output will be energized for a time as the one set in AUX1 RELAY PULSE TIM...

Page 24: ...D DISABLED Note If enabled these events will be stored during digital inputs normal operation and in the following cases After the IPR96D is powered on When Digital Input function is modified 6 5 Setpoints DIGITAL INPUT Event Recorder Gnd Current Protect Events Value ENABLED RANGE ENABLED DISABLED 6 8 Setpoints MODBUS COMMUNICATION This section contains the settings that allow the IPR96D communica...

Page 25: ...To initialize the upgrade select the method and press ENTER Firmware Update Ready to be Updated The IPR96D is waiting to receive the update Once the upgrade has been successfully installed verify the firmware version in 6 1 Setpoints SETPOINT ACCESS 6 11 Setpoints CALIBRATION MODE When the user is operating the setpoints on this menu the IPR96D does not guarantee the correct performance of the pro...

Page 26: ...ring the test the chosen relay s will remain energized for five 5 seconds and the navigation will be disabled throughout this time Calibration Mode Device ID Value 63aDedRt2f4 A code like the example on the screen uniquely identifies the IPR96D It is useful in case the password gets lost or in case Orion Italia requires it for technical support The following screens will only be visible if the sys...

Page 27: ... Setpoints EVENT RECORDER Event List Event X Type of event DD MM YY hh mm ss Event ID Event description Time stamp Press ENTER to view the electrical values at the time of the Event 7 2 CLEAR EVENTS Events Clear All Events No Select the desired option and press ENTER Insert the First Level PSW1 or Second Level password PSW2 unless there has been a previous log in Press ENTER to Clear All Events or...

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Page 29: ...does not cancel any acquired data Events Counters instead it resets a fault condition including Trip if it is no longer present and or eliminates the notification of a previously stored fault condition Reset Reset Relays No RANGE NO YES Scroll to select YES and press ENTER to proceed Reset Sent To abort press ESC This Menu can be accessed by a Shortcut Press down ENT and ESC contemporarily for mor...

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Page 31: ... following 6 14 Setpoints CALIBRATION MODE instructions Check for proper wiring connection SETPOINT DISCREPANCY led STATUS blinking 0 3s ON 0 3s OFF Check that all setpoints are not out of range with respect to the memory map Only if 6 2 Setpoints SYSTEM SETUP Out of Service Relay AUX2 check that no protection is enabled on Out of Service Relay If Breaker Failure protection is enabled on Trip Rela...

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Page 33: ...Reset Relay X X X X Clear Events X X X Reset Counters X X Factory Default X K Calibration Events and Counters will remain the same Auto Calibration X K Calibration relay X Upgrade Firmware X X Update BLE Stack X Info Stack BLE X X Device ID X X BLE Name X X X See Main Menu Autoscroll and Pop Up Functions 3 5 PASSWORD MANAGEMENT ...

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Page 35: ...d in the stored setpoints Flash Busy The internal flash memory is not available during the reading writing operations ADC Failure Analog to digital converter internal failure BLE Failure Bluetooth low energy internal failure RAM Failure Ram internal failure Check Events A protection occurred For details see Events 7 1 EVENT LIST Out Of Service IPR96D is out of service IPR96D functions are not guar...

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Page 37: ... remote command TRIP Remote Energ The output TRIP status was changed from de energized to energized through a remote command Default Sp Loaded In case of internal fault the IPR96D has been reset back to default setpoint values Setpoint Stored A setpoint modification took place Consecutive changes in the Setpoint section are stored under the same event Following a minute after the last modification...

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Page 40: ...ORION ITALIA srl Via G Orsi 35 29122 Piacenza PC Italia Phone 39 0523 591161 www orionitalia com ...

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