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D-PRO Protection relay Technical Manual

3.

3.1

The device has to be mounted permanently on a panel. The rear panel of the device must be
accessible only by authorized personnel for maintenance operations. Use four screws with
metric thread 4 MA and brackets supplied. The drilling wheelbase is 266x130mm.

3.2

SICES s.r.l. cannot be considered responsible for damages to things or persons for the
failure to respect the installations and connections indications of the device.

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Summary of Contents for D-PRO

Page 1: ...Technical Manual D PRO Protection relay Filename EAAM050902EN docx Rev 02 Date 22 10 2019 ID Document EAAM0509 Product D PRO...

Page 2: ...t revision 01 10 11 2016 45 Valid for the 01 05 revision of the controller Added alarm 579 580 581 Added chapters 4 5 1 and 4 6 10 Modified chapters 1 3 1 3 1 5 6 2 7 7 561 7 7 579 7 7 580 7 7 581 02...

Page 3: ...guration 11 4 4 2 AND OR logics 13 4 5 Virtual analogue inputs 14 4 5 1 Configuration of virtual analogue inputs 15 4 6 Measurement inputs 17 4 6 1 Measuring of the genset voltages 17 4 6 2 Measuring...

Page 4: ...35 568 Short circuit on neutral 50N 35 569 Short circuit with restrained overcurrent 50V 35 570 Maximum current 51 36 571 Maximum current on neutral 51N 36 572 Maximum current with restrained overcur...

Page 5: ...24 DIF 2713 9 24 DIF 2714 9 24 DIF 2715 9 24 DIF 2716 9 24 DIF 2717 9 24 DIF 2718 9 24 DIF 3001 9 DIF 3201 9 DIF 3202 9 DIF 3203 9 DIF 3204 9 DIF 3205 9 DIF 3206 9 DIF 4001 9 28 DIF 4004 9 28 DOF 0000...

Page 6: ...39 40 P 0373 38 40 P 0374 38 40 P 0375 38 40 P 0376 38 40 P 0380 30 31 P 0381 30 31 P 0382 31 P 0383 31 P 0391 28 P 0392 28 P 0393 28 P 0394 28 P 0452 18 P 0453 18 P 0454 18 P 0456 21 P 0470 18 P 0472...

Page 7: ...ld read understand and observe the precautions and warnings in this manual in order to prevent accidents In order to identify the safety messages included in this manual see the words listed below WAR...

Page 8: ...s time dependent 3 32P Maximum active power 4 32Q Maximum reactive power 5 46 Negative sequence 6 47 Wrong phases sequence 7 50 Short circuit 8 50N Neutral short circuit 9 50V Short circuit with volta...

Page 9: ...he normal operation of the device If the device is supplied with one of the two switches on ON it does not turn on In order to bring the device back to the normal operation you need to disconnect it p...

Page 10: ...the parameter that configures the function of the desired digital input DOF It identifies a function for the configuration with the digital outputs Digital Output Function The number that follows the...

Page 11: ...D PRO Protection relay Technical Manual 5 2...

Page 12: ...e accessible only by authorized personnel for maintenance operations Use four screws with metric thread 4 MA and brackets supplied The drilling wheelbase is 266x130mm 3 2 SICES s r l cannot be conside...

Page 13: ...lar care as the use of insulation current transformers for the voltage measurements of Mains and Genset Although the device is protected by a built in self resetting fuse it is recommended that you us...

Page 14: ...the threshold No protection is activated TRIP Red Triggered protection At least one protection has triggered TRIP In order to switch off the LED you need to reset the protection with the reset input...

Page 15: ...idually for each input by operating directly on the controller by using the parameters P 2000 for the input 1 8 present on the controller Said parameters have a bit for each output A bit set to zero m...

Page 16: ...vel 8 Disable the protections configured in the parameter P 0208 DIF 3001 GCB circuit breaker status Yes An input with such configuration is used to communicate the plant GCB Genset circuit breaker st...

Page 17: ...ts JL and JI are fully adjustable individually Each output is associated to the following parameters A parameter that configures the function P 3001 for the input 1 A parameter that configures the out...

Page 18: ...digital outputs Code Description Delay mode Note DOF 0000 Not used DOF 0103 AND OR logics The output status results from the combination of the AND OR logics DOF 1001 Protection enabling ENABLE YES It...

Page 19: ...e AND OR logics must be carried out by means of a PC with the software BoardPrg3 First the operator must decide if the list of conditions have to be evaluated as AND all must be verified or OR at leas...

Page 20: ...function to the virtual digital input 4 5 The controller manages 8 virtual analogue inputs They are managed by the controller exactly as they were physical inputs without limitations The virtual input...

Page 21: ...puts see document 8 or the I O configuration page of the BoardPrg3 We have One parameter which configures its function P 4051 for the virtual analogue input 1 One parameter which configures any messag...

Page 22: ...quency is close to the threshold the output will continue to switch on and off due to minimum variations of the frequency itself So suppose you want to activate the output if the frequency exceeds 50...

Page 23: ...le to order a version of the device with max 100Vac phase phase voltage inputs to be used with VT with 100V secondary ones In this case the P 0151 parameter should be configured for 100V operation War...

Page 24: ...rrent B measure lower part usually is the one on bottom of the genset and has to be carried out by current transformers CTs only With the parameters P 0115 and P 0116 you set the current values of the...

Page 25: ...xternal transformer used then you need to configure the controller once again through the parameter P 0119 Type of transformer for the auxiliary current which can have the following values 0 C T 1 Tor...

Page 26: ...tion 64 The triggering of the protection generates a lock The P 0123 parameter determines where the auxiliary current is measured 0 Not used 1 On currents side A 2 On currents side B 4 6 11 The sequen...

Page 27: ...connection to the DST4602 controller with galvanic insulation The 120ohm terminal resistor is embedded you can insert it by connecting the JQ pin 4 and 5 It requires the use of a specific shielded ca...

Page 28: ...cally insulated and independent from serial port 1 RS232 that can be used for the connection by Modbus to PC or other devices For further details on the RS485 connection its use and the parameters con...

Page 29: ...reason the USB connection cable has to be inserted only when you need to work on the device and it has to be removed by the JA connector when the operation is done The USB connection with PC is used f...

Page 30: ...the most or the less important 16bit 0 LSWF P 0508 NTP Server Port 123 P 0509 NTP Server IP address 0 0 0 0 P 0510 DNS primary server IP address 0 0 0 0 P 0511 DNS secondary server IP address 0 0 0 0...

Page 31: ...ed to connect to a NTP server in order to maintain the internal calendar synchronized and updated with the date and the time of the related time zone that is the UTC By setting one or both parameters...

Page 32: ...the proper configuration page of the device In detail If the parameter P 0530 is set to 1 Yes you enable the data sending to the Si Mo Ne server The parameter P 0531 configures the IP address or the n...

Page 33: ...rs TRIP otherwise the protection is restored 6 2 The intervention of the single protection can be dynamically inhibited according to the status of the plant conditions by configuring the digital input...

Page 34: ...protection 32P 3 8 Disable protection 32Q 4 16 Disable protection 46 5 32 Disable protection 47 6 64 Disable protection 50 7 128 Disable protection 50N 8 256 Disable protection 50V 9 512 Disable prot...

Page 35: ...the anomaly hasn t been recognized by the operator yet The following operations can be carried out on an anomaly Silence the horn Acknowledge it this informs the controller that the operator has ackno...

Page 36: ...nomalies DOF 3151 reset of anomalies The controller activates this output for one second when the internal sequence for the reset of anomalies is carried out With this procedure it is also possible to...

Page 37: ...faults related to analogue inputs the document 1 contains a table that shows the code of each input By using the parameter that configures the function P 2001 it is possible to select the type of faul...

Page 38: ...t least one of the genset voltages is decreases below the threshold set in P 0321 percentage of P 0102 for the time configured in P 0322 This protection can be used individually or in together with 27...

Page 39: ...time configured in P 0322 2 See diagram 27 27T Time dependent minimum voltage combined with minimum voltage Type Alarm Related parameters P 0380 Maximum active power threshold compared with P 0106 P...

Page 40: ...equence P 0109 Nominal phases sequence To disable P 0326 0 The protection is enabled only for three phase systems P 0101 3 and if the current measurement is connected to the genset current transformer...

Page 41: ...sn t depend on timings of the curve represented for maximum current protection The protection is configured by setting a threshold in P 0360 P 0362 and P 0364 expressed as percentage of the system rat...

Page 42: ...l maximum current threshold P 0356 Neutral maximum current delay P 0357 Curve selection 51V Protection P 0358 Maximum current threshold restrained overcurrent P 0359 Maximum current delay restrained o...

Page 43: ...the maximum power one which is independent from the load type You have to define a maximum current value and a maximum time that the genset can manage for this current If the current is lower than the...

Page 44: ...case of absence of the disabling digital input usually combined to the circuit breaker status IEC Curve Extremely inverse and Very Inverse Time dependant current protection it activates as much quick...

Page 45: ...ich is independent from the load type For further details refer to EAAN005602 pdf The equation for the ANSI curves is the following 9 5 0353 14 1 0352 P B P I K T P Where I represents the current in t...

Page 46: ...omopolar voltage which results from the open triangle of the three VT with the star primary and secondary basically connected in series The reference value measured is fixed to the hardware circuit at...

Page 47: ...or 87T P 0371 Minimum differential current threshold Aac P 0372 Maximum differential current threshold Aac P 0373 Threshold for load current slope change Aac P 0374 Slope K1 P 0375 Slope K2 P 0376 Max...

Page 48: ...rrents of the upper part A and the ones of the lower part B then it analyses the true RMS of each phase IsL1 IL1 A IL1 B 2 IsL2 IL2 A IL2 B 2 IsL3 IL3 A IL3 B 2 The protection doesn t trigger if the v...

Page 49: ...Is3 results from Id3 Is3 Id3 OF K2 Type Alarm Related parameters P 0384 Power reverse threshold compared with P 0106 P 0385 Power reverse delay To disable P 0385 0 The protection is enabled only in c...

Page 50: ...utral of generator and the same transformation ratio must be configured for the generator currents and auxiliary current By parameter P 0123 is possible to configure the set of currents A or B used to...

Page 51: ...e parameters of alternative configuration set 1 are copied in the working configuration DIF 2152 Select configuration 2 When the input becomes active parameters of alternative configuration set 2 are...

Page 52: ......

Page 53: ...nt is property of SICES s r l All rights reserved All rights reserved SICES s r l reserves the right to modify this document without prior notice SICES has made any effort to ensure that the informati...

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