Product Guide - ABB Group · ABB Line Differential Protection and Control RED615 Product version: 1.1 1MRS756500 A 4. Application RED615 can be used in a variety of applica-

Line Differential Protection and Control RED615

Product Guide

ABB �

Line Differential Protection and Control

RED615

Product version: 1.1

1MRS756500 A

Contents

Disclaimer

The information in this document is subject to change without notice and should not be construed as a commitment by ABB Oy. ABB Oy assumes no responsibility for any errors that may appear in this document.

© Copyright 2008 ABB Oy

All rights reserved.

Trademarks

ABB is a registered trademark of ABB Group. All other brand or product names mentioned in this document may be trademarks or registered trademarks of their respective holders.

1. Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

2. Standard configuration A . . . . . . . . . . . . . . . . . 3

3. Protection functions . . . . . . . . . . . . . . . . . . . . . 4

4. Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

5. Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

6. Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

7. Disturbance recorder . . . . . . . . . . . . . . . . . . . . . 7

8. Event log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

9. Recorded data . . . . . . . . . . . . . . . . . . . . . . . . . . 7

10. Trip-circuit supervision . . . . . . . . . . . . . . . . . . 8

11. Self-supervision . . . . . . . . . . . . . . . . . . . . . . . . 8

12. Current circuit supervision . . . . . . . . . . . . . . . 8

13. Protection communication and supervision . . 8

14. Access control . . . . . . . . . . . . . . . . . . . . . . . . . 9

15. Inputs and outputs . . . . . . . . . . . . . . . . . . . . . 9

16. Station communication . . . . . . . . . . . . . . . . . . 9

17. Technical data . . . . . . . . . . . . . . . . . . . . . . . . 11

18. Display options . . . . . . . . . . . . . . . . . . . . . . . 23

19. Mounting methods . . . . . . . . . . . . . . . . . . . . 24

20. IED case and IED plug-in unit . . . . . . . . . . . . 24

21. Selection and ordering data . . . . . . . . . . . . . 25

22. Accessories and ordering data . . . . . . . . . . . 28

23. Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

24. Terminal diagram . . . . . . . . . . . . . . . . . . . . . . 30

25. Functions, codes and symbols . . . . . . . . . . . 31

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1MRS756500 A

Issued: October �008Revision: A / 0� October �008

1. Description

RED615, member of ABB’s 615 product series, is a phase-segregated two-end line differential protection and control IED (intel-ligent electronic device) designed for util-ity and industrial power systems, including looped and meshed distribution networks with or without decentralized power genera-tion. Re-engineered from the ground up, the 615 series has been guided by the IEC 61850 standard for communication and interoper-ability of substation automation equipment.

The IED provides unit type main protec-tion for overhead lines and cable feeders in distribution networks. The IED also features current-based protection functions for remote back-up for down-stream protection IEDs and local back-up for the line differential main protection.

The IED is adapted for the protection of overhead line and cable feeders in isolated neutral, resistance earthed, compensated (impedance earthed) and solidly earthed networks. Once the IED has been given the application-specific settings, it can directly be put into service.

The IED supports the new IEC 61850 sub-station automation standard including hori-zontal GOOSE communication as well as the well-established industry-standard Modbus® protocol.

2. StandardconfigurationA

The line differential protection and control IED RED615 with standard configuration A supports the functions indicated in the table below.

Standard configuration functionalityStandard

configuration A

ProtectionLine differential protection, stabilized low stage •Line differential protection, instantaneous high stage •Three-phase non-directional overcurrent, low-set stage •Three-phase non-directional overcurrent, high-set stage, instance 1 •Three-phase non-directional overcurrent, high-set stage, instance 2 •Three-phase non-directional overcurrent, instantaneous stage •Negative-sequence overcurrent, instance 1 •Negative-sequence overcurrent, instance 2 •Circuit breaker failure protection •Three-phase inrush current detection •Binary signal transfer •ControlCircuit breaker control with interlocking •Supervision and MonitoringTrip-circuit supervision of two trip circuits •Local and remote phase currents (protection co-ordinated) •Current circuit supervision •Protection communication supervision •

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continuedMeasurementTransient disturbance recorder •Three-phase current measurement •Current sequence components •Differential current measurement •Bias current measurement •• = Included

3. Protectionfunctions

The IED offers two-stage phase-segregated line differential protection, phase overcurrent protection, negative phase-sequence overcur-rent protection and circuit-breaker failure protection.

The line differential protection function includes a stabilized low stage and an in-stantaneous high stage. The stabilized low stage provides a fast clearance of faults while remaining stable with high currents passing

through the protected zone increasing errors on current measuring. Second harmonic re-straint prevents the low stage from operating due to the differential current caused by the energization of the power transformer. The high stage provides a very fast clearance of severe faults with a high differential current regardless of their harmonics.

The operating time characteristic for the low stage can be selected to be either defi-nite time or inverse definite time. The direct inter-trip function ensures that both ends are always tripped, independent of the fault cur-rent contribution.

Fig. 1 Protection function overview of standard configuration A

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4. Application

RED615 can be used in a variety of applica-tions requiring an absolutely selective unit type protection system. The zone-of-protec-tion of a line differential protection system is the feeder section defined by the location of the current transformers in the local and the remote substation.

Combining horizontal GOOSE communica-tion over a station bus and binary signal transfer over the protection communication link offers new application possibilities be-yond traditional line differential protection. One interesting application based on inter-substation signal transfer is loss-of-mains (LOM) protection in networks with distrib-uted generation. The performance of the

combination of binary signal transfer and horizontal GOOSE communication perform-ance as to speed, selectivity and reliability are hard to match with conventional loss-of-mains protection.

RED615 is the ideal IED for the protection of feeders in network configurations containing closed loops. Under normal operating condi-tions the feeder loop is closed. The aim of the closed loop is to secure the availability of power for the end users. As a result of the closed loop configuration, any fault spot in the system will be fed with fault current from two directions. Using plain overcurrent pro-tection, either directional or non-directional, it is difficult to obtain fast and selective short circuit protection. With RED615 line differ-ential protection IEDs the faulty part of the network can be selectively isolated, thus se-curing power distribution to the healthy part of the network.

Fig. 2 Closed loop network configuration with RED615 line differential protection and control IEDs

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Fig. 3 RED615 protecting an interconnecting feeder between two primary distribution substations

Under certain operational circumstances, such as maintenance of primary equipment or substation extension projects there will be a need for interconnecting network parts, which normally are separated. To avoid major re-parameterization of the protection devices of the network when the network topology is

changed, line differential protection IEDs can be used to obtain absolutely selective feeder protection in looped networks.

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5. Control

The IED offers control of one circuit breaker with dedicated push-buttons for opening and closing. Interlocking schemes required by the application are configured with the signal matrix tool in PCM600.

6. Measurement

The IED continuously measures the phase currents and the symmetrical components of the currents. In addition, the IED calculates the demand values over a user-selectable pre-set time frame and monitors the differential phase bias and remote end phase currents.

The values measured can be accessed locally via the user interface on the IED front panel or remotely via the communication interface of the IED. The values can also be accessed locally or remotely using the web-browser based user interface.

7. Disturbancerecorder

The IED is provided with a disturbance recorder featuring up to 12 analog and 64 binary signal channels. The analog channels can be set to record either the waveform or the trend of the currents and voltage meas-ured.

The analog channels can be set to trigger the recording function when the measured value falls below or exceeds the set values. The binary signal channels can be set to start a recording on the rising or the falling edge of the binary signal or both.

By default, the binary channels are set to record external or internal IED signals, e.g. the start or trip signals of the IED stages, or external blocking or control signals. Binary IED signals such as a protection start or trip signal, or an external IED control signal over a binary input can be set to trigger the recording.

The recorded information is stored in a non-volatile memory and can be uploaded for subsequent fault analysis.

8. Eventlog

To collect sequence-of-events (SoE) infor-mation, the IED incorporates a non-volatile memory with a capacity of storing up to 50 event codes with associated time stamps. The non-volatile memory retains its data also if the IED temporarily loses its auxiliary sup-ply. The event log facilitates detailed pre- and post-fault analyses of feeder faults and distur-bances.

The SoE information can be accessed locally via the user interface on the IED front panel or remotely via the communication interface of the IED. The information can further be accessed, either locally or remotely, using the web-browser based user interface.

9. Recordeddata

The IED has the capacity to store the records of four fault events. The records enable the user to analyze the four most recent power system events. Each record includes the phase-, differential-, and bias current values, the start times of the protection blocks, time stamp, etc.

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The fault recording can be triggered by the start signal or the trip signal of a protection block, or by both. The available measurement modes include DFT, RMS and peak-to-peak. In addition, the maximum demand current with time stamp is separately recorded. By default, the records are stored in a non-vola-tile memory.

10.Trip-circuitsupervision

The trip-circuit supervision function continu-ously monitors the availability and operabil-ity of the trip circuit. It provides open-circuit monitoring both when the circuit breaker is in its closed and in its open position. It also detects loss of circuit-breaker control voltage.

11.Self-supervision

The IED’s built-in self-supervision system continuously monitors the state of the IED hardware and the operation of the IED soft-ware. Any fault or malfunction detected will alert the operator. A permanent IED fault will block the protection functions of the IED to prevent incorrect IED operation.

12.Currentcircuitsupervision

The current circuit supervision function mon-itors under normal load conditions the bal-ance of the secondary currents of two current transformer cores. If the calculated residual current originating from the line differential protection core of the current transformer

and the measured residual current originat-ing from the second core in the current transformer or from a core-balance current transformer don’t match, the line differential and the negative phase sequence overcurrent protection functions will be blocked and an alarm signal will eventually be issued.

13.Protectioncommunicationandsupervision

The communication between the IEDs is enabled by means of a dedicated fibre-optic communication channel. The channel is used for transferring the phase segregated current value data between the IEDs. The current phasors from the two IEDs, geographically located apart from each other, must be time coordinated so that the current differential algorithm can be executed correctly. The so called echo method is used for time synchro-nization. No external devices such as GPS clocks are thereby needed for the line differ-ential protection communication.

The communication channel is further used for binary signal transfer (BST), transfer-ring of user configurable binary information, between the IEDs. There are a total of eight BST signals available for user definable pur-poses. The BST signals can originate from the IED’s binary inputs or internal logics, and be assigned to the remote IED’s binary outputs or internal logics.

The protection communication supervision continuously monitors the protection commu-nication link. The IED immediately blocks the line differential protection function in case that severe interference in the communication link, risking the correct operation of the func-tion, is detected. An alarm signal will eventu-ally be issued if the interference, indicating permanent failure in the protection communi-

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cation, persists. The two high-set stages of the overcurrent protection are further by default released.

13.Accesscontrol

To protect the IED from unauthorized access and to maintain information integrity, the IED is provided with a four-level, role-based authentication system with administrator-programmable individual passwords for the viewer, operator, engineer and administrator level. The access control applies to the front-panel user interface, the web-browser based user interface and the PCM600 tool.

15.Inputsandoutputs

The IED is equipped with three phase-current inputs and one reference-current input for the CT supervision functionality. The current inputs are rated 1/5 A. The current inputs 1 A or 5 A are selected in the IED software. The binary input thresholds 18…176 V DC are selected by adjusting the IED’s parameter set-tings. All binary input and output contacts are freely configurable with the signal matrix tool in PCM600.

IED analog input and binary input/output overview:• Four current inputs• 11 binary control inputs• Two normally-open heavy-duty power

output relays• Four changeover signal-output contacts• One normally open signal-output contact• Two double-pole power-output contacts

with trip-circuit supervision• One dedicated IRF output contact

Optional I/O extension module:• Six binary control inputs• Three changeover signaling-output con-

tacts

16.Stationcommunication

The IED supports two different communica-tion protocols: IEC 61850 and Modbus®. Op-erational information and controls are avail-able through these protocols. However, some communication functionality, for example, horizontal communication between the IEDs, is only enabled by the IEC 61850 communica-tion protocol.

The IEC 61850 communication implemen-tation supports all monitoring and control functions. Additionally parameter setting and disturbance file records can be accessed us-ing the IEC 61850-8-1 protocol. Further, the IED can send and receive binary signals from other IEDs (so called horizontal communica-tion) using the IEC 61850-8-1 GOOSE profile, where the highest performance class with a total transmission time of 3 ms is supported. The IED can simultaneously report to five clients on the station bus.

All communication connectors, except for the front port connector, are placed on integrated communication modules. The IED can be connected to Ethernet-based communication systems via the RJ-45 connector (100BASE-TX). If connection to an RS-485 network is required, the 9-pin screw-terminal connector can be used. Further, for serial communica-tion over a fibre-optic cable an ST-connector is available.

Modbus implementation supports RTU, ASCII and TCP modes. Besides standard Modbus functionality, the IED supports retrieval of time-stamped events, uploading of distur-

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Supported communication interfaces and protocols

100BASE-TXRJ-45

RS-485 +IRIG-B

Fibre-optic ST

IEC 61850-8-1 • - -

MODBUS RTU/ASCII - • •MODBUS TCP - • - -

• = Supported

bance files and storing of the latest fault records. If a Modbus TCP connection is used, five clients can be connected to the IED simultaneously.

When the IED uses the RS-485 bus for the Modbus RTU/ASCII, both two- and four-wire connections are supported. Termination and pull-up/down resistors can be configured with jumpers on the communication card so external resistors are not needed. The IED supports the following time synchronization

methods with a time-stamping resolution of +/- 1 ms:

Ethernet based:• SNTP

With special time synchronization wiring:• IRIG-B

Remote-end station time reference:• Line differential

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Power Supply

Description Value

Uaux

nominal 100, 110, 120, 220, 240 V AC, 50 and 60 Hz48, 60, 110, 125, 220, 250 V DC

Uaux

variation 38...110% of Un (38...264 V AC)

80...120% of Un (38.4...300 V DC)

Burden of auxiliary voltage supplyunder quiescent (Pq)/operatingcondition

< 8,8 W/16,1 W

Ripple in the DC auxiliary voltage Max 12% of the DC value (at frequency of 100 Hz)

Maximum interruption time in theauxiliary DC voltage withoutresetting the IED

50 ms at Uaux rated

Fuse type T4 A/250 V

17.Technicaldata

Dimensions

Width frame 177 mm, case 164 mm

Height frame 177 (4U) case 160 mm

Depth case 155 mm

Weight IED 3.5 kg spare unit 1.8 kg

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Energizing inputs

Rated frequency 50/60 Hz ± 5 Hz

Current inputs Rated current, In 1/5 A 1)

Thermal withstand capability:• Continuously• For 1 sFor 1 s• For 10 s

20 A500 A100 A

Dynamic current withstand:• Half-wave value 1250 A

Input impedance <20 mΩ

Binary inputs

Operating range ±20 % of the rated voltage

Rated voltage 24...250 V DC

Current drain 2...18 mA

Power consumption/input <0.9 W

Threshold voltage 18...176 V DC

Signal outputs

Rated voltage 250 V AC/DC

Continuous carry 5 A

Make and carry for 3.0 s 10 A

Make and carry 0.5 s 15 A

Breaking capacity when the control-circuit timeconstant L/R<40 ms

1 A/0.25 A/0.15 A

Minimum contact load 100 mA at 24 V AC/DC

1) Phase currents

Signal output X100: SO1


Continuous carry 5 A




1 A/0.25 A/0.15 A


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IRF relay change over - type signal output relay


Continuous contact carry 5 A




1 A/0.25 A/0.15 A


Heavy-duty output relays

Double-pole power relay with trip-circuit supervision function





Breaking capacity when the control-circuit timeconstant L/R<40 ms, at 48/110/220 V DC (twocontacts connected in series)

5 A/3 A/1 A


Trip-circuit supervision:• Control voltage range• Current drain through the supervision circuit• Minimum voltage over the TCS contact

20...250 V AC/DC~1.5 m/A20 V AC/DC (15...20 V)

Single-pole power output relays





Breaking capacity when the control-circuit timeconstant L/R<40 ms, at 48/110/220 V DC

5 A/3 A/1 A


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Degree of protection of flush-mounted IED

Front side IP 54

Rear side, connection terminals IP 20

Environmental conditions and tests

Environmental conditions

Operating temperature range -25...+55ºC (continuous)

Short-time service temperature range -40...+70ºC (<16h)Note: Degradation in MTBF and HMI performance out-side the temperature range of -25...+55ºC

Relative humidity <93%, non-condensing

Atmospheric pressure 86...106 kPa

Altitude up to 2000 m

Transport and storage temperature range -40...+85ºC

Environmental tests

Dry heat test (humidity <50%) According to IEC 60068-2-2Test values:• 96 h at +55ºC• 16 h at +85ºC

Cold test According to IEC 60068-2-1Test values:• 96 h at -25ºC• 16 h at -40ºC

Damp heat test, cyclic According to IEC 60068-2-30Test values:• 6 cycles at +25…55°C, humidity 93…95%

Storage test According to IEC 60068-2-48Test values:• 96 h at -40ºC• 96 h at +85ºC

Electromagnetic compatibility tests

The EMC immunity test level meets the requirements listed below:

1 MHz burst disturbance test, class III:

• Common mode• Differential mode

According to IEC 61000-4-18 and IEC 60255-22-1, level 3 2.5 kV 1.0 kV

Electrostatic discharge test

• Contact discharge• Air discharge

According to IEC 61000-4-2, IEC 60255-22-2, level 3 6 kV 8 kV

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Radio frequency interference tests:• Conducted, common mode

• Radiated, amplitude-modulated

• Radiated, pulse-modulated

According to IEC 61000-4-6 and IEC 60255-22-6, level 3 10 V (emf), f = 150 kHz...80 MHz According to IEC 61000-4-3 and IEC 60255-22-3, level 3 10 V/m (rms), f=80...1000 MHz and f=1.4...2.7 GHz According to the ENV 50204 and IEC 60255-22-3,level 3 10 V/m, f=900 MHz

Fast transient disturbance tests:

• Signal outputs, binary inputs, IRF• Other ports

According to IEC 61000-4-4 and IEC 60255-22-4, class B 2 kV4 kV

Surge immunity test:

• Binary inputs

• Communication• Other ports

According to IEC 61000-4-5 and IEC 60255-22-5, level 4/3 2 kV, line-to-earth, 1kV, line-to-line 1 kV, line-to-earth4 kV, line-to-earth, 2 kV, line-to-line

Power frequency (50 Hz) magnetic field:

• Continuous

According to IEC 61000-4-8, level 5300 A/m

Power frequency immunity test:

• Common mode• Differential mode

According to IEC 60255-22-7, class A300 V rms150 V rms

Voltage dips and short interruptions According to IEC 61000-4-11 30%/10 ms 60%/100 ms 60%/1000 ms >95%/5000 ms

Electromagnetic emission tests:

• Conducted, RF emission (mains terminal)0.15...0.50 MHz

0.5...30 MHz

• Radiated RF emission0...230 MHz

230...1000 MHz

According to the EN 55011, class A and IEC60255-25

< 79 dB(μV) quasi peak< 66 dB(μV) average< 73 dB(μV) quasi peak< 60 dB(μV) average

< 40 dB(μV/m) quasi peak, measured at 10 m distance< 47 dB(μV/m) quasi peak, measured at 10 m distance

(continued)

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Insulation and mechanical tests

Insulation tests

Dielectric tests: According to IEC 60255-5

• Test voltage 2 kV, 50 Hz, 1 min 500 V, 50 Hz, 1min, communication

Impulse voltage test: According to IEC 60255-5

• Test voltage 5 kV, unipolar impulses, waveform 1.2/50 μs, source energy 0.5 J 1 kV, unipolar impulses, waveform 1.2/50 μs, source energy 0.5 J, communication

Insulation resistance measurements• Isolation resistance

According to IEC 60255-5>100 MΩ, 500 V DC

Protective bonding resistance• Resistance

According to IEC 60255-27<0.1 Ω (60 s)

Mechanical tests

Vibration tests (sinusoidal) According to IEC 60255-21-1, class 2

Shock and bump test According to IEC 60255-21-2, class 2

EMC compliance

Complies with the EMC directive 2004/108/EC

Standards EN 50263 (2000), EN 60255-26 (2007)

Product safety

Complies with the LV directive 2006/95/EC

Standards EN 60255-27 (2005), EN 60255-6 (1994)

Data communication for front interface

Front interface:• TCP/IP protocol• Standard CAT 5 Ethernet cable• 10 MBits/s

RoHS compliance

Complies with the RoHS directive 2002/95/EC

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Protection communication link, fibre-optic

Wavelength Fibre type2) Connector Permitted path attenuation1)

Distance

1300 nm MM 62.5/125 μm LC < 8 dB ≤ 2 km

1300 nm SM 9/125 μm LC < 8 dB 2 - 20 km1) Maximum allowed attenuation caused by connectors and cable all together2) (MM) multi-mode fibre, (SM) single-mode fibre

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Binary signal transfer (BSTGGIO)

Signalling delay < 5 ms

1) With the symmetrical communication channel (as when using dedicated fibre optic)2) Without additional delay in the communication channel (as when using dedicated fibre optic)3) Including the delay of the output contact. When differential current = 2 x High operate value and f

n = 50 Hz

4) Low operate value multiples in range of 1.5 to 20.

Protection functions

Line differential protection (LNPLDF)

Operation accuracy 1)

Depending on the frequency of the current measured: fn ±2 Hz

Low stage ±2.5% of the set value

High stage ±2.5% of the set value

Minimum Typical Maximum

High stage operate time 2) 3) 22 ms 25 ms 29 ms

Reset time < 40 ms

Reset ratio Typical 0.96

Retardation time (low stage) < 40 ms

Operate time accuracy in definite time mode ±1.0% of the set value or ±20 ms

Operate time accuracy in inverse time mode ±5.0% of the set value or ±20 ms 4)

Line differential protection (LNPLDF) main settings

Parameter Values (Range) Unit Description

High operate value 200...4000 % In

Instantanueous stage operate value

Low operate value 10...200 % In

Basic setting for the sta-bilized stage start

Operate delay time 45...200000 ms Operate delay time for stabilized stage

Operating curve type

1=ANSI Ext. inv.3=ANSI Norm. inv.5=ANSI Def. Time9=IEC Norm. inv.10=IEC Very inv.12=IEC Ext. inv.15=IEC Def. Time

Selection of time delay curve for stabilized stage

Time multiplier 0.05...15.00 Time multiplier in IDMT curves

Start value 2.H 10...50 % The ratio of the 2. har-monic component to fundamental component required for blocking

CT ratio correction 0.200...5.000 Remote phase current transformer ratio correc-tion

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1) Set Operate delay time = 0,02 s, Operate curve type = IEC definite time, Measurement mode = default (depends on stage), current before fault = 0.0 x In, fn = 50 Hz, fault current in one phase with nominal frequency injected from random phase angle, results based on statistical distribution of 1000 measurements.

2) Includes the delay of the signal output contact3) Includes the delay of the heavy-duty output contact

Three-phase non-directional overcurrent protection (PHxPTOC)

Operation accuracy

Depending on the frequency of the current measured: fn ±2Hz

PHLPTOC ±1.5% of the set value or ±0.002 x In

PHHPTOCandPHIPTOC

±1.5% of set value or ±0.002 x In

(at currents in the range of 0.1…10 x In)±5.0% of the set value(at currents in the range of 10…40 x In)

Start time 1) 2) Minimum Typical Maximum

PHIPTOC:IFault = 2 x set Start valueIFault = 10 x set Start value

16 ms11 ms

19 ms12 ms

23 ms14 ms

PHHPTOC and PHLPTOC:IFault = 2 x set Start value 22 ms 24 ms 25 ms

Reset time < 40 ms


Retardation time < 30 ms


Operate time accuracy in inverse time mode ±5.0% of the theoretical value or ±20 ms 3)

Suppression of harmonics RMS: No suppression DFT: -50dB at f = n x fn, where n = 2, 3, 4, 5,…Peak-to-Peak: No suppressionP-to-P+backup: No suppression

Three-phase non-directional overcurrent protection (PHxPTOC) main settings

Parameter Function Value (Range) Step

Start value PHLPTOC 0.05...5.00 x In

0.01

PHHPTOC 0.10...40.00 x In

0.01

PHIPTOC 0.10...40.00 x In

0.01

Time multiplier PHLPTOC 0.8...10.0 0.05

PHHPTOC 0.05...15.00 0.05

Operate delay time PHLPTOC 40...200000 ms 10

PHHPTOC 40...200000 ms 10

PHIPTOC 40...200000 ms 10

Operating curve type 1) PHLPTOC Definite or inverse time Curve type: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19

PHHPTOC Definite or inverse timeCurve type: 1, 3, 5, 9, 10, 12, 15, 17

PHIPTOC Definite time

1) For further reference please refer to the Operating characteristics table at the end of the Technical data chapter

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Negative phase-sequence current protection (NSPTOC)

Operation accuracy Depending on the frequency of the current measured: fn = ±2Hz

±1.5% of the set value or ±0.002 x In

Start time 1) 2) Minimum Typical Maximum

IFault = 2 x set Start valueIFault = 10 x set Start value

22 ms14 ms

24 ms16 ms

25 ms17 ms

Reset time < 40 ms


Retardation time < 35 ms


Operate time accuracy in inverse time mode ±5.0% of the theoretical value or ±20 ms 3)

Suppression of harmonics DFT: -50dB at f = n x fn, where n = 2, 3, 4, 5,…

1) Set Operate delay time = 0,02 s, Operate curve type = IEC definite time, negative sequence current before fault = 0.0, fn = 50 Hz, results based on statistical distribution of 1000 measurements2) Includes the delay of the signal output contact3) Includes the delay of the heavy-duty output contact

Negative phase-sequence current protection (NSPTOC) main settings


Start value NSPTOC 0.01...5.00 x In

0.01

Time multiplier NSPTOC 0.05...15.00 0.05

Operate delay time NSPTOC 40...200000 ms 10

Operating curve type 1) NSPTOC Definite or inverse timeCurve type: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19

1) For further reference please refer to the Operating characteristics table at the end of the Technical data chapter

Circuit breaker failure protection (CCBRBRF)

Operation accuracy Depending on the frequency of the currentmeasured: fn ±2Hz

±1.5% of the set value or ±0.002 x In

Operate time accuracy ±1.0% of the set value or ±20 ms

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Circuit breaker failure protection (CCBRBRF) main settings


Current value(Operating phase current)

CCBRBRF 0.05...1.00 x In

0.05

Current value Res (Operating residual current)

CCBRBRF 0.05...1.00 x In

0.05

CB failure mode (Operating mode of function)

CCBRBRF 1=Current2=Breaker status3=Both

CB fail trip mode CCBRBRF 1=Off2=Without check3=Current check

Retrip time CCBRBRF 0...60000 ms 10

CB failure delay CCBRBRF 0...60000 ms 10

CB fault delay CCBRBRF 0...60000 ms 10

Three-phase inrush current detection (INRPHAR)

Operation accuracy At the frequency f=fn

Current measurement: ±1.5% of set value or ±0.002 x I

n

Ratio I2f/I1f measurement: ±5.0% of set value

Reset time +35 ms / -0 ms


Operate time accuracy +35 ms / -0 ms

Three-phase inrush current detection (INRPHAR) main settings


Start value (Ratio of the 2nd to the 1st har-monic leading to restraint)

INRPHAR 5...100 % 1

Operate delay time INRPHAR 20...60000 ms 1

ABB ��


RED615


1MRS756500 A

Operating characteristics

Parameter Values (Range)

Operating curve type 1=ANSI Ext. inv.2=ANSI Very. inv.3=ANSI Norm. inv.4=ANSI Mod inv.5=ANSI Def. Time6=L.T.E. inv.7=L.T.V. inv.8=L.T. inv.9=IEC Norm. inv.10=IEC Very inv.11=IEC inv.12=IEC Ext. inv.13=IEC S.T. inv.14=IEC L.T. inv15=IEC Def. Time17=Programmable18=RI type19=RD type

Supervision functions

Current circuit supervision (CCRDIF)

Operate time 1) < 30 ms

1) Including the delay of the output contact

Current circuit supervision (CCRDIF) main settings

Parameter Values (Range)

Unit Description

Start value 0.05...0.20 x In

Minimum operate current differential level

Maximum operate current 1.00...5.00 x In

Block of the function at high phase current

ABB ��


RED615


1MRS756500 A

18.Displayoptions

The IED is available with two optional dis-plays, a large one and a small one. Both LCD displays offer full front-panel user-interface functionality with menu navigation and menu views.

The large display offers increased front-panel usability with less menu scrolling and improved information overview. The large display is suited for IED installations where the front panel user interface is frequently used, whereas the small display is suited for remotely controlled substations where the IED is only occasionally accessed locally via the front panel user interface.

Fig. 4 Small display Fig. 5 Large display

Display options

Small displayCharacter size 1) Rows in the view Characters per row

Small, mono-spaced (6x12 pixels) 5 20

Large, variable width (13x14 pixels) 4 8 or more 1)

Large display

Character size 1) Rows in the view Characters per row

Small, mono-spaced (6x12 pixels) 10 20

Large, variable width (13x14pixels) 8 8 or more 1)

1) Depending on the selected language

ABB ��


RED615


1MRS756500 A

19.Mountingmethods

By means of appropriate mounting acces-sories the standard IED case for the 615 series IEDs can be flush mounted, semi-flush mounted or wall mounted. The flush mount-ed and wall mounted IED cases can also be mounted in a tilted position (25°) using spe-cial accessories.

Further, the IEDs can be mounted in any standard 19” instrument cabinet by means of 19” mounting panels available with cut-outs for one or two IEDs. Alternatively, the IEDs can be mounted in 19” instrument cabinets by means of 4U Combiflex equipment frames.

For the routine testing purposes, the IED cases can be equipped with test switches, type RTXP 18, which can be mounted side by side with the IED cases.

Mounting methods: • Flush mounting • Semi-flush mounting • Semi-flush mounting in a 25° tilt • Rack mounting • Wall mounting • Mounting to a 19” equipment frame • Mounting with a RTXP 18 test switch to a 19” rack

Panel cut-out for flush mounting: • Height: 161.5±1 mm • Width: 165.5±1 mm

20.IEDcaseandIEDplug-inunit

For safety reasons, the IED cases for current measuring IEDs are provided with automati-cally operating contacts for short-circuiting the CT secondary circuits when a IED unit is withdrawn from its case. The IED case is further provided with a mechanical coding system preventing current measuring IED units from being inserted into a IED case for a voltage measuring IED unit and vice versa, i.e. the IED cases are assigned to a certain type of IED plug-in unit.

41153

160

91

103

6

129

107

25°221,

25 (5

U)

Fig. 6 Flush mounting Fig. 7 Semi-flush mounting Fig. 8 Semi-flush with a 25º tilt

ABB ��


RED615


1MRS756500 A

21.Selectionandorderingdata

The IED type and serial number label identi-fies the IED. The label is placed above the HMI on the upper part of the plug-in-unit. An order number label is placed on the side of the plug-in-unit as well as inside the case. The order number consists of a string of

codes generated from the hardware and soft-ware modules of the IED.

Use the ordering key information in Fig. 10 to generate the order number when ordering complete protection and control IEDs.

H B D A A C A D A B B 1 A N N 1 X A

# DESCRIPTION

1 IED

615 series IED (including case) H

2 Standard

IEC B

3 Main application

Line differential protection D


# DESCRIPTION

4 Functional application

Standard confi guration A

5-6 Analog inputs

4 I (I0 1/5 A) AC

7-8 Binary inputs/outputs

11 BI + 9 BO AD

17 BI + 12 BO AF

ABB ��


RED615


1MRS756500 A


# DESCRIPTION

9 Substation communication (serial) 1) 2)

RS485 (connector incl. IRIG-B) A

ST glass fi bre (Rx/Tx) B

None N

10 Protection and substation communication (Ethernet) 1) 2)

Line differential, multi-mode fi bre (LC) A

Line differential, single-mode fi bre (LC) B

Ethernet 100Base TX (RJ45) and line differ-ential, multi-mode fi bre (LC)

G

Ethernet 100Base TX (RJ45) and line differ-ential, single-mode fi bre (LC)

H

2 x Ethernet 100Base TX (RJ45) and line dif-ferential, multi-mode fi bre (LC)

J

2 x Ethernet 100Base TX (RJ45) and line dif-ferential, single-mode fi bre (LC)

K

11 Communication protocol 1) 2)

IEC 61850 A

Modbus B

IEC 61850 and Modbus C

1) The selection of option “N” for digit 9 in combination with the selection of option “A” or “B” for digit 10 results in that only option “A” can be selected for digit 11.

2) The selection of option “A” or “B” for digit 9 in combinationwith the selection of option “A” or “B” for digit 10 results in thatonly option “B” can be selected for digit 11.

ABB ��


RED615


1MRS756500 A


# DESCRIPTION

12 Language

English 1

13 Front panel

Small LCD A

Large LCD B

14 Option 1

None N

15 Option 2

None N

16 Power supply

48...250 V DC, 100...240 V AC 1

17 Vacant digit

Vacant X

18 Version

Version 1.1 A

Fig. 9 Ordering key for complete IEDs

Example code: H B D A A C A D A B B 1 A N N 1 X A

Your ordering code:

Digit (#) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Code

ABB �8


RED615


1MRS756500 A

22.Accessoriesandorderingdata

Mounting accessories

Item Order nr

Semi-flush mounting kit 1MRS050696

Wall mounting kit 1MRS050697

Inclined semi-flush mounting kit 1MRS050831

19 ” rack mounting kit with cutout for one IED 1MRS050694

19 ” rack mounting kit with cutout for two IEDs 1MRS050695

Mounting kit for RTXP 18 (4U Combiflex) 1MRS051010

Mounting kit for 4U high Combiflex equipment frame 1MRS050779

Test switches

Item Order nr

Mounting kit for 19” rack, single IED, including test switch RTXP 18

1MRS050783

23.Tools

The IED is delivered as a pre-configured unit. The default parameter setting values can be changed from the front-panel user interface, the web-browser based user interface (WebH-MI) or the PCM600 tool in combination with the IED specific connectivity package. The connectivity package for RED615 includes a tool for line differential protection parameter visualization which supports fault-record based IED performance analysis.

PCM600 offers extensive IED configuration functions such as IED signal configuration using the signal matrix tool, and IEC 61850 communication configuration including hori-zontal peer-to-peer communication, GOOSE.

When the web-browser based user interface is used, the IED can be accessed either lo-cally or remotely using a web browser (IE 7.0 or later). For security reasons, the web-browser based user interface is disabled by default. The interface can be enabled with the PCM600 tool or from the front panel user interface. The functionality of the interface can be limited to read-only access by means of PCM600.

Tools

Configuration, setting and SA system tools Version

PCM600 2.0 SP1 or later

Web-browser based user interface IE 7.0 or later

RED615 Connectivity Package, including the line differential characteristics tool

1.0 or later

Station Automation Series COM600 3.2 or later

MicroSCADA Pro 9.2 SP1 or later

ABB ��


RED615


1MRS756500 A

Tool function overview

Function WebHMI PCM600

IED signal configuration (signal matrix tool) - •IEC 61850 communication configuration, GOOSE (communication configuration tool)

- •

Modbus® communication configuration (communication management tool)

- •

IED parameter setting • •Saving of IED parameter settings in the IED • •Saving of IED parameter settings in the tool - •Signal monitoring • •Disturbance recorder handling - •Disturbance record analysis - •Event viewing • -

Saving of event data on the user’s PC • -

Alarm LED viewing • •Phasor diagram viewing • -

Access control management • •

• = Supported

ABB �0


RED615


1MRS756500 A

24.Terminaldiagram

Fig. 10 Terminal diagram of standard configuration A

ABB �1


RED615


1MRS756500 A

25.Functions,codesandsymbols

RED615 functions, codes and symbols

Functions IEC 61850 IEC 60617

ANSI

Protection functions

Line differential protection, stabilized low stage and instantaneous high stage

LNPLDF 3∆I>, 3∆I>>

87L

Three-phase non-directional overcurrent, low-set stage

PHLPTOC 3I> 51P-1

Three-phase non-directional overcurrent, high-set stage

PHHPTOC 3I>> 51P-2

Three-phase non-directional overcurrent, instantaneous stage PHIPTOC 3I>>> 50P/51P

Negative-sequence overcurrent NSPTOC I2> 46

Circuit breaker failure protection CCBRBRF 3I>/I0>BF 51BF/51NBF

Three-phase inrush current detector INRPHAR 3I2f> 68

Binary signal transfer BSTGGIO BST BST

Control functions

Circuit-breaker control CBXCBR I ↔ O CB

Measurement functions

Three-phase current CMMXU 3I 3I

Current sequence components CSMSQI I1,I2

,I0 I1,I

2,I

0

Disturbance recorder functions

Transient disturbance recorder RDRE DREC DREC

Supervision functions

Trip-circuit supervision TCSSCBR TCS TCM

Current circuit supervision CCRDIF MCS 3I MCS 3I

Protection communication supervision PCSRTPC PCS PCS

ABB OyDistribution AutomationP.O. Box ��FI-��101 VAASA, FinlandPhone +��8 10 �� 11Fax +��8 10 �� 10��www.abb.com/substationautomation

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Documents

Product Guide - ABB Group · ABB Line Differential Protection and Control RED615 Product version: 1.1 1MRS756500 A 4. Application RED615 can be used in a variety of applica-