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ABB RED615 Applications Manual

Line differential protection and control
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Line Differential Protection and Control
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Summary of Contents for ABB RED615

  • Page 1 ® Relion 615 series Line Differential Protection and Control RED615 Application Manual...
  • Page 3 Document ID: 1MRS756498 Issued: 2010-06-29 Revision: D Product version: 3.0 © Copyright 2010 ABB. All rights reserved...
  • Page 4 Copyright This document and parts thereof must not be reproduced or copied without written permission from ABB, and the contents thereof must not be imparted to a third party, nor used for any unauthorized purpose. The software or hardware described in this document is furnished under a license and may be used, copied, or disclosed only in accordance with the terms of such license.
  • Page 5 In case any errors are detected, the reader is kindly requested to notify the manufacturer. Other than under explicit contractual commitments, in no event shall ABB be responsible or liable for any loss or damage resulting from the use of this manual or the application of the equipment.
  • Page 6 (EMC Directive 2004/108/EC) and concerning electrical equipment for use within specified voltage limits (Low-voltage directive 2006/95/EC). This conformity is the result of tests conducted by ABB in accordance with the product standards EN 50263 and EN 60255-26 for the EMC directive, and with the product standards EN 60255-1 and EN 60255-27 for the low voltage directive.

  • Page 7: Table Of Contents

    Optional functions................15 Physical hardware................15 Local HMI..................16 LCD.....................17 LEDs....................18 Keypad..................18 Web HMI...................18 Authorization..................19 Communication.................20 Section 3 RED615 standard configurations........23 Standard configurations..............23 Connection diagrams................25 Presentation of standard configurations...........26 Standard configuration A..............27 Applications.................27 Functions..................28 Default I/O connections............28 Default disturbance recorder settings........30 Functional diagrams..............30 Functional diagrams for protection.........30...
  • Page 8 Example for non-directional overcurrent protection....75 Section 5 IED physical connections..........77 Inputs....................77 Energizing inputs.................77 Phase currents...............77 Residual current..............77 Residual voltage..............77 Auxiliary supply voltage input............77 Binary inputs................78 Outputs.....................79 Outputs for tripping and controlling..........79 Outputs for signalling..............80 IRF....................81 Protection communication options............81 RED615 Application Manual...
  • Page 9 Table of contents Section 6 Glossary.................83 RED615 Application Manual...

  • Page 11: Section 1 Introduction

    This manual addresses the protection and control engineer responsible for planning, pre-engineering and engineering. The protection and control engineer must be experienced in electrical power engineering and have knowledge of related technology, such as communication and protocols. RED615 Application Manual...

  • Page 12: Product Documentation

    The commissioning manual contains instructions on how to commission the IED. The manual can also be used by system engineers and maintenance personnel for assistance during the testing phase. The manual provides procedures for checking of external circuitry and energizing the IED, parameter setting and configuration as RED615 Application Manual...

  • Page 13: Document Revision History

    Some of the manuals are not available yet. 1.3.2 Document revision history Document revision/date Product version History A/2008-10-03 First release B/2009-07-03 Content updated to correspond to the product version C/2010-06-11 Content updated to correspond to the product version D/2010-06-29 Terminology corrected RED615 Application Manual...

  • Page 14: Related Documentation

    Section 1 1MRS756498 D Introduction Download the latest documents from the ABB web site http:// www.abb.com/substationautomation. 1.3.3 Related documentation Name of the document Document ID Modbus Communication Protocol Manual 1MRS756468 DNP3 Communication Protocol Manual 1MRS756709 IEC 60870-5-103 Communication Protocol Manual...

  • Page 15: Manual Conventions

    IED input/output messages and monitored data names are shown in Courier font, for example: When the function starts, the START output is set to TRUE. 1.4.3 Functions, codes and symbols Table 1: RED615 Functions, codes and symbols Function IEC 61850 IEC 60617 IEC-ANSI Protection...
  • Page 16 Master Trip (2) 94/86 (2) Control Circuit-breaker control CBXCBR1 I <-> O CB I <-> O CB Disconnector position indication, DCSXSWI1 I <-> O DC (1) I <-> O DC (1) instance 1 Table continues on next page RED615 Application Manual...
  • Page 17 MCS 3I MCS 3I Protection communication supervision PCSRTPC1 Measurement Disturbance recorder RDRE1 Three-phase current measurement, CMMXU1 instance 1 Sequence current measurement CSMSQI1 I1, I2, I0 I1, I2, I0 Residual current measurement, instance RESCMMXU1 Residual voltage measurement RESVMMXU1 RED615 Application Manual...

  • Page 19: Section 2 Red615 Overview

    (intelligent electronic device) designed for utility and industrial power systems, including radial, looped and meshed distribution networks with or without distributed power generation. The RED615s communicate between substations over a fibre-optic link or a galvanic pilot wire connection. RED615 is a member of ® ABB’s Relion product family and part of its 615 protection and control product series.

  • Page 20: Product Version History

    • Pilot wire modem support 2.1.2 PCM600 and IED connectivity package version • Protection and Control IED Manager PCM600 Ver. 2.3 or later • RED615 Connectivity Package Ver. 3.0 or later • Parameter Setting • Firmware Update • Disturbance Handling •...

  • Page 21: Operation Functionality

    Section 2 1MRS756498 D RED615 overview Operation functionality 2.2.1 Optional functions • Modbus TCP/IP or RTU/ASCII • IEC 60870-5-103 • DNP3 TCP/IP or serial • Admittance-based earth-fault or directional earth-fault protection (configuration B only) Physical hardware The IED consists of two main parts: plug-in unit and case. The content depends on the ordered functionality.

  • Page 22: Local Hmi

    Section 2 1MRS756498 D RED615 overview See the installation manual for more information about the case and the plug-in unit. The connection diagrams of different hardware modules are presented in this manual. Table 3: Number of physical connections in standard configurations Conf.

  • Page 23: Lcd

    Section 2 1MRS756498 D RED615 overview • Display • Buttons • LED indicators • Communication port The LHMI is used for setting, monitoring and controlling. 2.4.1 The LHMI includes a graphical LCD that supports two character sizes. The character size depends on the selected language. The amount of characters and rows fitting the view depends on the character size.

  • Page 24: Leds

    Section 2 1MRS756498 D RED615 overview 2.4.2 LEDs The LHMI includes three protection indicators above the display: Ready, Start and Trip. There are also 11 matrix programmable LEDs on front of the LHMI. The LEDs can be configured with PCM600 and the operation mode can be selected with the LHMI, WHMI or PCM600.

  • Page 25: Authorization

    Section 2 1MRS756498 D RED615 overview • Disturbance records • Phasor diagram • Single-line diagram The menu tree structure on the WHMI is almost identical to the one on the LHMI. A070754 V3 EN Figure 5: Example view of the WHMI The WHMI can be accessed locally and remotely.

  • Page 26: Communication

    Section 2 1MRS756498 D RED615 overview Table 5: Predefined user categories Username User rights VIEWER Read only access OPERATOR • Selecting remote or local state with (only locally) • Changing setting groups • Controlling • Clearing indications ENGINEER • Changing settings •...
  • Page 27 Section 2 1MRS756498 D RED615 overview All communication connectors, except for the front port connector, are placed on integrated optional communication modules. The IED can be connected to Ethernet- based communication systems via the RJ-45 connector (100Base-TX) or the fibre- optic LC connector (100Base-FX).

  • Page 29: Section 3 Red615 Standard Configurations

    Section 3 RED615 standard configurations Standard configurations RED615 is available in three alternative standard configurations. The standard signal configuration can be altered by means of the graphical signal matrix or the optional graphical application functionality of the Protection and Control IED Manager PCM600.
  • Page 30 Section 3 1MRS756498 D RED615 standard configurations Functionality Transient / intermittent earth-fault protection 4)5) ● Non-directional (cross-country) earth fault protection, using calculated Io ● Negative-sequence overcurrent protection, instance 1 ● ● ● Negative-sequence overcurrent protection, instance 2 ● ● ●...

  • Page 31: Connection Diagrams

    Section 3 1MRS756498 D RED615 standard configurations 7) Io calculated is always used. Connection diagrams GUID-7A5D7398-4E4E-4B45-A561-01E3AF4C1640 V1 EN Figure 7: Connection diagram for the A and C configurations RED615 Application Manual...

  • Page 32: Presentation Of Standard Configurations

    Section 3 1MRS756498 D RED615 standard configurations GUID-9A18BC7A-D172-4FD4-9C25-BF39C5879E5D V1 EN Figure 8: Connection diagram for the B configuration Presentation of standard configurations Functional diagrams The functional diagrams describe the IED's functionality from the protection, measuring, condition monitoring, disturbance recording, control and interlocking perspective.

  • Page 33: Standard Configuration A

    Section 3 1MRS756498 D RED615 standard configurations forming principle diagrams. The external connections to primary devices are also shown, stating the default connections to measuring transformers. The positive measuring direction of directional protection functions is towards the outgoing feeder. The functional diagrams are divided into sections with each section constituting one functional entity.

  • Page 34: Functions

    Section 3 1MRS756498 D RED615 standard configurations 3.4.2 Functions Table 8: Functions included in the standard configuration A Functionality IEC 61850 IEC 60617 IEC-ANSI Protection Three-phase non-directional overcurrent PHLPTOC1 3I> (1) 51P-1 (1) protection, low stage, instance 1 Three-phase non-directional overcurrent PHHPTOC1 3I>>...
  • Page 35 Section 3 1MRS756498 D RED615 standard configurations Table 9: Default connections for binary inputs Binary input Description Connector pins X110-BI2 External start of breaker failure protection X110-3,4 X110-BI3 Setting group change X110-5,6 X110-BI4 Binary signal transfer input X110-7,6 X110-BI5 Disconnector close/truck in...

  • Page 36: Default Disturbance Recorder Settings

    Section 3 1MRS756498 D RED615 standard configurations 3.4.2.2 Default disturbance recorder settings Table 12: Default analog channel selection and text settings Channel Selection and text Additionally, all the digital inputs that are connected by default are also enabled with the setting. Default triggering settings are selected depending on the connected input signal type.
  • Page 37 Section 3 1MRS756498 D RED615 standard configurations The functional diagrams describe the IED’s protection functionality in detail and picture the factory set default connections. GUID-3D2AA0B6-1572-429F-B14B-F8444F789BC6 V2 EN Figure 9: Line differential protection The line current differential function (LNPLDF) is intended to be the main protection offering exclusive unit protection for the power distribution lines or cables.
  • Page 38 Section 3 1MRS756498 D RED615 standard configurations GUID-B1422431-B763-4D31-9EC2-8D543A2D733B V1 EN Figure 10: Protection communication supervision The protection communication supervision function (PCSRTPC) is used in the configuration to block the operation of the line differential function. This way the malfunction of the line differential is prevented. Also the activation of binary signal transfer outputs during protection communication failure is blocked.
  • Page 39 Section 3 1MRS756498 D RED615 standard configurations GUID-9B1CFB25-FB36-4EDE-A229-2899CC2C5832 V1 EN Figure 11: Overcurrent protection Four overcurrent stages are offered for overcurrent and short-circuit protection. The instantaneous stage (PHIPTOC1) can be blocked by energizing the binary input 1 (X120:1-2). Two negative sequence overcurrent stages (NSPTOC1 and NSPTOC2) are offered for phase unbalance protection.
  • Page 40 Section 3 1MRS756498 D RED615 standard configurations All operate signals are connected to the Master Trip Logics 1 and 2 and also to the alarm LEDs. LED 6 is used for collective overcurrent and negative-sequence overcurrent protection operate indication. Depending on the selected operation mode, the active setting group can be changed either with a parameter or via binary input.

  • Page 41: Functional Diagrams For Disturbance Recorder And Trip Circuit Supervision

    Section 3 1MRS756498 D RED615 standard configurations The circuit-breaker failure protection (CCBRBRF1) is initiated via the start input by a number of different protection stages in the IED. CCBRBRF1 offers different operating modes associated with the circuit-breaker position and the measured phase and residual currents.

  • Page 42: Functional Diagrams For Control And Interlocking

    Section 3 1MRS756498 D RED615 standard configurations GUID-E87263FE-32FF-415C-89F0-AEFC537D076C V1 EN Figure 16: Trip circuit supervision Two separate trip circuit supervision functions are included, TCSSCBR1 for PO3 (X100:15-19) and TCSSCBR2 for PO4 (X100:20-24). Both functions are blocked by the Master Trip (TRPPTRC1 and TRPPTRC2) and the circuit breaker open signal.
  • Page 43 Section 3 1MRS756498 D RED615 standard configurations TRPPTRC1 and 2 provide the lockout/latching function, event generation and the trip signal duration setting. If the lockout operation mode is selected, one binary input can be reassigned to the RST_LKOUT input of the Master Trip to enable external reset with a push button.
  • Page 44 Section 3 1MRS756498 D RED615 standard configurations GUID-DBCBB3F1-0DC8-4A0B-BB15-7E8009215EBB V1 EN Figure 19: Line differential trip and protection communication failure indication The signal outputs from the IED are connected to give dedicated information on: • Line differential protection trip alarm SO1 (X100:10-12) •...

  • Page 45: Standard Configuration B

    Section 3 1MRS756498 D RED615 standard configurations The receive and send information are connected to alarm LEDs 10 and 11. Standard configuration B 3.5.1 Applications The standard configuration for line current differential protection including directional earth-fault protection and autoreclosing is mainly intended for cable feeder applications in distribution networks.

  • Page 46: Default I/O Connections

    Section 3 1MRS756498 D RED615 standard configurations Functionality IEC 61850 IEC 60617 IEC-ANSI Negative-sequence overcurrent protection, NSPTOC2 I2> (2) 46 (2) instance 2 Phase discontinuity protection PDNSPTOC1 I2/I1> 46PD Residual overvoltage protection, instance 1 ROVPTOV1 Uo> (1) 59G (1) Residual overvoltage protection, instance 2 ROVPTOV2 Uo>...
  • Page 47 Section 3 1MRS756498 D RED615 standard configurations Table 14: Default connections for binary inputs Binary input Description Connector pins X110-BI1 Lockout reset X110-1,2 X110-BI2 Binary signal transfer input X110-3,4 X110-BI3 Circuit breaker low gas pressure alarm X110-5,6 X110-BI4 Circuit breaker spring charged indication...

  • Page 48: Default Disturbance Recorder Settings

    Section 3 1MRS756498 D RED615 standard configurations 3.5.2.2 Default disturbance recorder settings Table 17: Default analog channel selection and text settings Channel Selection and text Additionally, all the digital inputs that are connected by default are also enabled with the setting. Default triggering settings are selected depending on the connected input signal type.
  • Page 49 Section 3 1MRS756498 D RED615 standard configurations The functional diagrams describe the IED’s protection functionality in detail and picture the factory set default connections. GUID-3A288210-C0A8-4B04-A14E-1A58ABD7D4D3 V2 EN Figure 21: Line current differential protection The line current differential function (LNPLDF) is intended to be the main protection offering exclusive unit protection for the power distribution lines or cables.
  • Page 50 Section 3 1MRS756498 D RED615 standard configurations GUID-271B66CC-B2BE-410C-BDC3-76FEC6E988CA V1 EN Figure 22: Protection communication supervision function The protection communication supervision function (PCSRTPC) is used in the configuration to block the operation of the line differential function. This way the malfunction of the line differential is prevented. Also the activation of binary signal transfer outputs during protection communication failure is blocked.
  • Page 51 Section 3 1MRS756498 D RED615 standard configurations GUID-9705FFE7-4D75-434B-8CD4-AF40CD3C99B4 V2 EN Figure 23: Overcurrent protection Four overcurrent stages are offered for overcurrent and short-circuit protection. The instantaneous stage (PHIPTOC1) can be blocked by energizing the binary input 1 (X120:1-2). Two negative sequence overcurrent stages (NSPTOC1 and NSPTOC2) are offered for phase unbalance protection.
  • Page 52 Section 3 1MRS756498 D RED615 standard configurations detection block’s (INRPHAR1) output BLK2H enables multiplying the active settings for instantaneous stage of overcurrent protection. All operate signals are connected to the Master Trip Logics 1 and 2 and also to the alarm LEDs.
  • Page 53 Section 3 1MRS756498 D RED615 standard configurations GUID-18E59E0F-41A6-49B2-937E-4F473A53E722 V2 EN Figure 25: Earth-fault protection Three stages are offered for directional earth-fault protection. According to the order code, the directional earth-fault protection method can be based on conventional directional earth-fault (DEFxPDEF) or admittance criteria (EFPADM).
  • Page 54 Section 3 1MRS756498 D RED615 standard configurations for transient-based earth-fault protection or for cable intermittent earth-fault protection in compensated networks. A dedicated non-directional earth-fault protection block (EFHPTOC) is intended for protection against double earth-fault situations in isolated or compensated networks. This protection function uses the calculated residual current originating from the phase currents.

  • Page 55: Functional Diagrams For Disturbance Recorder And Supervision Functions

    Section 3 1MRS756498 D RED615 standard configurations GUID-6FDD65FF-B9D0-427A-884B-C069C1FBBAEC V2 EN Figure 27: Circuit breaker failure protection The circuit-breaker failure protection (CCBRBRF1) is initiated via the start input by a number of different protection stages in the IED. CCBRBRF1 offers different operating modes associated with the circuit-breaker position and the measured phase and residual currents.
  • Page 56 Section 3 1MRS756498 D RED615 standard configurations GUID-59BC4BDE-6BF6-43F5-969F-9B69CBA6360E V2 EN Figure 28: Disturbance recorder All start and operate signals from the protection stages are routed to trigger the disturbance recorder or alternatively only to be recorded by the disturbance recorder depending on the parameter settings. Additionally, the five binary inputs from X120 are also connected.

  • Page 57: Functional Diagrams For Control And Interlocking

    Section 3 1MRS756498 D RED615 standard configurations GUID-A66A720A-F868-4AC1-8F80-AB88164CF324 V2 EN Figure 29: Trip circuit supervision Two separate trip circuit supervision functions are included, TCSSCBR1 for PO3 (X100:15-19) and TCSSCBR2 for PO4 (X100:20-24). Both functions are blocked by the Master Trip (TRPPTRC1 and TRPPTRC2) and the circuit breaker open signal.
  • Page 58 Section 3 1MRS756498 D RED615 standard configurations GUID-E5ED7B02-3E92-490E-86A9-20E40C8B39A4 V2 EN Figure 30: Master Trip The operate signals from the protections are connected to the two trip output contacts PO3 (X100:15-19) and PO4 (X100:20-24) via the corresponding Master Trips TRPPTRC1 and TRPPTRC2. Open control commands to the circuit breaker from local or remote CBXCBR1-exe_op is connected directly to the output PO3 (X100:15-19).
  • Page 59 Section 3 1MRS756498 D RED615 standard configurations GUID-849CC2E7-47AE-452B-9090-7C79CDADBCEB V1 EN Figure 31: Circuit breaker control and interlocking There are three disconnector status blocks (DCSXSWI1…3) available in the IED. The remaining two not described in the functional diagram are available in PCM600 for connection where applicable.
  • Page 60 Section 3 1MRS756498 D RED615 standard configurations The circuit breaker closing is enabled when the ENA_CLOSE input is activated. The input can be activated by the configuration logic, which is a combination of the disconnector or breaker truck and earth-switch position statuses and the statuses of the master trip logics and gas pressure alarm and circuit-breaker spring charging.
  • Page 61 Section 3 1MRS756498 D RED615 standard configurations The signal outputs from the IED are connected to give dedicated information on: • Line differential protection trip alarm SO1 (X100:10-12) • Protection communication failure or line differential protection not available SO2 (X100:13-15) •...
  • Page 62 Section 3 1MRS756498 D RED615 standard configurations GUID-B8D0D1C7-9501-470C-940F-B4F6E769DF57 V1 EN Figure 34: Autoreclose The autoreclose function (DARREC1) is configured to be initiated by operate signals from a number of protection stages through the INIT1...6 inputs. It is possible to create individual autoreclose sequences for each input. DARREC1 can be blocked with the INHIBIT_RECL input.

  • Page 63: Standard Configuration C

    Section 3 1MRS756498 D RED615 standard configurations Standard configuration C 3.6.1 Applications The standard configuration for line current differential protection including non- directional earth-fault protection and autoreclosing is mainly intended for cable feeder applications in distribution networks. The IED with a standard configuration is delivered from the factory with default settings and parameters.

  • Page 64: Default I/O Connections

    Section 3 1MRS756498 D RED615 standard configurations Functionality IEC 61850 IEC 60617 IEC-ANSI Line differential protection and related measurements, stabilized and LNPLDF1 3dI>L instantaneous stages Circuit breaker failure protection CCBRBRF1 3I>/Io>BF 51BF/51NBF Three-phase inrush detector INRPHAR1 3I2f> Master trip, instance 1...

  • Page 65: Default Disturbance Recorder Settings

    Section 3 1MRS756498 D RED615 standard configurations Binary input Description Connector pins X120-BI2 Circuit breaker close X120-3,2 X120-BI3 Circuit breaker open X120-4,2 X120-BI4 Lockout reset X120-5,6 Table 21: Default connections for binary outputs Binary output Description Connector pins X100-PO1 Close circuit breaker...

  • Page 66: Functional Diagrams

    Section 3 1MRS756498 D RED615 standard configurations Table 23: Default analog channel selection and text settings Channel Selection and text Additionally, all the digital inputs that are connected by default are also enabled with the setting. Default triggering settings are selected depending on the connected input signal type.
  • Page 67 Section 3 1MRS756498 D RED615 standard configurations GUID-AD8EEB29-787A-4DEF-A583-DA50490DABB1 V1 EN Figure 35: Line current differential protection The line current differential function (LNPLDF) is intended to be the main protection offering exclusive unit protection for the power distribution lines or cables. The stabilized low stage can be blocked if the current transformer failure is detected.
  • Page 68 Section 3 1MRS756498 D RED615 standard configurations The protection communication supervision function (PCSRTPC) is used in the configuration to block the operation of the line differential function. This way the malfunction of the line differential is prevented. Also the activation of binary signal transfer outputs during protection communication failure is blocked.
  • Page 69 Section 3 1MRS756498 D RED615 standard configurations Four overcurrent stages are offered for overcurrent and short-circuit protection. The instantaneous stage (PHIPTOC1) can be blocked by energizing the binary input 1 (X120:1-2). Two negative sequence overcurrent stages (NSPTOC1 and NSPTOC2) are offered for phase unbalance protection. The phase discontinuity protection (PDNSPTOC1) provides protection for interruptions in the normal three- phase load supply, for example, in downed conductor situations.
  • Page 70 Section 3 1MRS756498 D RED615 standard configurations GUID-4A5C3A7F-385F-43C1-B15A-EE3B5E4B21BA V1 EN Figure 39: Earth-fault protection Four stages are offered for non-directional earth-fault protection. The earth-fault protection uses measured residual currents. When current circuit failure is detected by CCRDIF1, all earth- fault functions are blocked to inhibit unwanted operation, which can occur due to apparent residual current.

  • Page 71: Functional Diagrams For Disturbance Recorder And Supervision Functions

    Section 3 1MRS756498 D RED615 standard configurations GUID-65E0C573-F286-41A8-93CB-CB24321A0004 V1 EN Figure 40: Circuit breaker failure protection The circuit-breaker failure protection (CCBRBRF1) is initiated via the start input by a number of different protection stages in the IED. CCBRBRF1 offers different operating modes associated with the circuit-breaker position and the measured phase and residual currents.
  • Page 72 Section 3 1MRS756498 D RED615 standard configurations GUID-B6239379-5059-4A66-A394-66537DD68839 V1 EN Figure 41: Disturbance recorder All start and operate signals from the protection stages are routed to trigger the disturbance recorder or alternatively only to be recorded by the disturbance recorder depending on the parameter settings. Additionally, the five binary inputs from X120 are also connected.

  • Page 73: Functional Diagrams For Control And Interlocking

    Section 3 1MRS756498 D RED615 standard configurations Two separate trip circuit supervision functions are included, TCSSCBR1 for PO3 (X100:15-19) and TCSSCBR2 for PO4 (X100:20-24). Both functions are blocked by the Master Trip (TRPPTRC1 and TRPPTRC2) and the circuit breaker open signal.
  • Page 74 Section 3 1MRS756498 D RED615 standard configurations GUID-C136B8BF-8E6A-4B02-B4A1-D96F87867E40 V1 EN Figure 44: Circuit breaker control and interlocking There are three disconnector status blocks (DCSXSWI1…3) available in the IED. The remaining two not described in the functional diagram are available in PCM600 for connection where applicable.
  • Page 75 Section 3 1MRS756498 D RED615 standard configurations The circuit breaker closing is enabled when the ENA_CLOSE input is activated. The input can be activated by the configuration logic, which is a combination of the disconnector or breaker truck and earth-switch position statuses and the statuses of the master trip logics and gas pressure alarm and circuit-breaker spring charging.
  • Page 76 Section 3 1MRS756498 D RED615 standard configurations The signal outputs from the IED are connected to give dedicated information on: • Line differential protection trip alarm SO1 (X100:10-12) • Protection communication failure or line differential protection not available SO2 (X100:13-15) •...
  • Page 77 Section 3 1MRS756498 D RED615 standard configurations GUID-754F4F14-A610-4C10-9DB9-404D3872BDBB V1 EN Figure 47: Autoreclose The autoreclose function (DARREC1) is configured to be initiated by operate signals from a number of protection stages through the INIT1...6 inputs. It is possible to create individual autoreclose sequences for each input. DARREC1 can be blocked with the INHIBIT_RECL input.

  • Page 79: Section 4 Requirements For Measurement Transformers

    The accuracy classes 5P and 10P are both suitable for non-directional overcurrent protection. The 5P class provides a better accuracy. This should be noted also if there are accuracy requirements for the metering functions (current metering, power metering, and so on) of the IED. RED615 Application Manual...

  • Page 80: Non-Directional Overcurrent Protection

    Current start value < 0.7 x (I kmin is the nominal primary current of the CT. RED615 Application Manual...

  • Page 81: Example For Non-Directional Overcurrent Protection

    The Current start value is the primary pickup current setting of the IED. 4.1.1.3 Example for non-directional overcurrent protection The following figure describes a typical medium voltage feeder. The protection is implemented as three-stage definite time non-directional overcurrent protection. RED615 Application Manual...
  • Page 82 IED setting is considerably below the F . In this application, the CT rated burden could have been selected much lower than 10 VA for economical reasons. RED615 Application Manual...

  • Page 83: Section 5 Ied Physical Connections

    The auxiliary voltage of the IED is connected to terminals X100/1-2. At DC supply, the positive lead is connected to terminal X100-1. The permitted auxiliary voltage range (AC/DC or DC) is marked on the top of the LHMI of the IED. RED615 Application Manual...

  • Page 84: Binary Inputs

    Binary inputs of slot X120 are available with configurations A, B and C. Table 31: Binary input terminals X120-1...6 Terminal Description X120-1 BI1, + X120-2 BI1, - X120-3 BI2, + X120-2 BI2, - X120-4 BI3, + X120-2 BI3, - X120-5 BI4, + X120-6 BI4, - RED615 Application Manual...

  • Page 85: Outputs

    X100-16 PO3, NO X100-17 PO3, NO X100-18 PO3 (TCS1 input), NO X100-19 PO3 (TCS1 input), NO X100-20 PO4, NO (TCS resistor) X100-21 PO4, NO X100-22 PO4, NO X100-23 PO4 (TCS2 input), NO X100-24 PO4 (TCS2 input), NO RED615 Application Manual...

  • Page 86: Outputs For Signalling

    Output contacts of slot X130 are available in the optional BIO module (BIOB02A). Table 36: Output contacts X130-10...18 Terminal Description X130-10 SO1, common X130-11 SO1, NO X130-12 SO1, NC X130-13 SO2, common X130-14 SO2, NO X130-15 SO2, NC X130-16 SO3, common X130-17 SO3, NO X130-18 SO3, NC RED615 Application Manual...

  • Page 87: Irf

    IEDs. In addition, a diagnostic kit is available as an ordering option for more advanced diagnostic and RED615 Application Manual...
  • Page 88 ROM with the RPW600 Diagnostic Tool software with a built-in help, required drivers and a special serial diagnostic cable to be connected to the console port of the modem. Fibre optic link MM or SM fiber optic RED615 RED615 Galvanic pilot wire link SM fibre optic SM fibre optic ≥...

  • Page 89: Section 6 Glossary

    Local human-machine interface Modbus A serial communication protocol developed by the Modicon company in 1979. Originally used for communication in PLCs and RTU devices. Modbus TCP/IP Modbus RTU protocol which uses TCP/IP and Ethernet to carry data between devices RED615 Application Manual...
  • Page 90 Simplified notation for representing a three-phase diagram power system. Instead of representing each of three phases with a separate line or terminal, only one conductor is represented. Signal output TCP/IP Transmission Control Protocol/Internet Protocol Wide area network WHMI Web human-machine interface RED615 Application Manual...
  • Page 92 Distribution Automation Maneja Vadodara 390013, India Phone +91 265 2604032 +91 265 2638922 Transmission and Distribution Automation Equipment (Xiamen) Co. Ltd. ABB Industrial Park, Torch Hi-tech Development Zone 361006 Xiamen, Fujian, China Phone +86 592 5702288 +86 592 5718598 www.abb.com/substationautomation...

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