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ABB Industrial IT enabled REX 521 Technical Reference Manual, General
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ABB Industrial IT enabled REX 521 Technical Reference Manual, General

Protection relay
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Industrial IT enabled products from ABB are the building blocks for greater
productivity, featuring all the tools necessary for lifecycle product support in
consistent electronic form.

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Summary of Contents for ABB Industrial IT enabled REX 521

  • Page 1 5(;  3URWHFWLRQ 5HOD\ 7HFKQLFDO 5HIHUHQFH 0DQXDO *HQHUDO Industrial IT enabled products from ABB are the building blocks for greater productivity, featuring all the tools necessary for lifecycle product support in consistent electronic form.
  • Page 3 056 080 5(;  3URWHFWLRQ 5HOD\ Issued: 27.6.2001 Technical Reference Manual, General Version: D/24.11.2003 We reserve the right to change data without prior notice. &RQWHQWV  6DIHW\ LQIRUPDWLRQ   ,QWURGXFWLRQ  2.1. General ..................7 2.2. Application ..................8 2.3. Hardware versions ................8  5HTXLUHPHQWV   7HFKQLFDO GHVFULSWLRQ  4.1.
  • Page 4 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 4.1.12.1.Optical communication port on the rear panel ... 26 4.1.12.2.Isolated RS-485 connection on the rear panel .. 27 4.1.12.3.Front panel optical connection for a PC ..... 27 4.1.12.4.The service pin located on the rear panel ..27 4.1.12.5.SPA bus .............
  • Page 5 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 5HYLVLRQ KLVWRU\ Version D/24.11.2003 -Changes and/or new entries in tables “Hardware versions of REX 521“, “Power outputs“, “Data communication”, “Display language codes”, and “Class 1 data signals”. -Changes in chapters “Introduction”, “External parametrization”, “Scaling of the rated values of the protected unit for analogue channels”, “Technical data of the measuring devices”, “Trip-circuit supervision”, “Serial communication”, “Ordering information”, “Revision identification”, “Changes and additions to earlier released revision”, “Configuration, setting, and SA system tools”, References”,...
  • Page 6 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 6DIHW\ LQIRUPDWLRQ Dangerous voltages can occur on the connectors, even though the auxiliary voltage is disconnected National and local electrical safety regulations must always be followed The device contains components that are sensitive to electrostatic discharge The frame of the device has to be carefully earthed Only a competent electrician is allowed to carry out the electrical...
  • Page 7 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General ,QWURGXFWLRQ This document provides a general description of the protection relay REX 521 Revision C. For more information about the earlier revisions, refer to section “Revision history of REX 521” on page 49. 5(;...
  • Page 8 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  $SSOLFDWLRQ The REX 521 is designed for protection of incoming and outgoing feeders in medium voltage distribution substations. Further, the relay can, for example, be applied to back-up protection of power transformers and back-up for high voltage line protection relays.
  • Page 9 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 5HTXLUHPHQWV If the environmental conditions differ from those specified in section “Technical data” on page 37, as to temperature and humidity, or if the environmental conditions around the protection relay contains chemically active gases or dust, the relay should be visually inspected in association with the secondary testing.
  • Page 10 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7HFKQLFDO GHVFULSWLRQ  )XQFWLRQDO GHVFULSWLRQ  3DUDPHWUL]DWLRQ To ensure that a protection function block protects the feeder in the desired manner, the default values of parameters must be checked and set before taking the function block into use.
  • Page 11 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General RSTmain.tif )LJ  0DLQ GLDORJ ER[ RI WKH 5HOD\ 6HWWLQJ 7RRO  5HOD\ 6HWWLQJ 7RRO YLHZ To improve usability, a REX 521 specific pull-down menu, 9LHZ, with three views has been created to the Relay Setting Tool. views.tif )LJ  5HOD\ 6HWWLQJ 7RRO YLHZV The 6HWWLQJV view includes the parameters for setting of all the function blocks.
  • Page 12 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General “Appendix C: Parameters which cause reset” on page 64 for a list of these parameters. Measured values and registered data, for example current, digital input states, can be uploaded by means of the 0HDVXUHPHQWV 5HJLVWHUHG 'DWD view.
  • Page 13 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General When starting again, the relay display shows the text WARNING EEPROM -> FLASH on the display. This means that the calibration parameters have been read from the MIM card and copied to the non-volatile memory of the CPU card. After ten seconds, the relay will reset itself again, and takes the correct calibration parameters into use.
  • Page 14 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  $X[LOLDU\ YROWDJH For its operation, the protection relay requires a secured auxiliary voltage supply. The protection relay’s internal power supply module forms the voltages required by the protection relay electronics. The power supply module is a galvanically isolated (flyback-type) DC/DC converter.
  • Page 15 The protection relay measures the analogue signals needed for protection, measuring, etc. via galvanically separated matching transformers. In addition, current sensors (Rogowski coil) and voltage dividers developed by ABB can be used with REX 521. The different versions of REX 521 are provided with the following matching...
  • Page 16 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General The scaling factor is calculated channel by channel as follows: Scaling factor = I where Rated primary current [A] of the measuring device Rated primary current [A] of the protected unit connected to the channel Example: Rated primary current of current trafo = 500 A:...
  • Page 17 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 9DOXHV WR EH VHW IRU D FXUUHQW VHQVRU 5RJRZVNL FRLO  • secondary rated voltage of the current sensor used at the preset primary rated current (100...300 mV) • primary rated current of the current sensor used (1...6000 A) •...
  • Page 18 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 9ROWDJH GLYLGHU Amplitude error at the whole measuring range Amplitude correction factor (e = error in per cent) = 1/(1+ e/100) Phase displacement error at the whole Phase displacement error = - e measuring range (e = error in degrees) ...
  • Page 19 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  ,QYHUVLRQ RI GLJLWDO LQSXWV The status of digital inputs can be inverted with parameters accessible through the HMI or the Relay Setting Tool (Configuration\Digital inputs\Input inversion). When inverted, the status of a digital input is TRUE (1) when no control voltage is applied to the terminals, and FALSE (0) when the control voltage is applied.
  • Page 20 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General HSPO1 doubpolerex )LJ  +LJKVSHHG VLQJOHSROH SRZHU RXWSXW +632  6LQJOHSROH SRZHU RXWSXWV 32 The single-pole power outputs PO1...3 are outputs where the object to be controlled is connected in series with two heavy-duty output relay contacts, see the Figure 4.1.8.2.-1 below.
  • Page 21 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  7HVWLQJ LQSXWV DQG RXWSXWV The digital inputs and the output relays may be tested using the serial communication or the HMI. Generally, the relay has to be in the test mode before the inputs and outputs can be activated.
  • Page 22 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General Mathematically the operation condition can be expressed as: × ≥ ⁄ – V ac dc where: • U = operating voltage over the supervised trip circuit • I = measuring current through the trip circuit, appr. 1.5 mA (0.99...1.72 mA) •...
  • Page 23 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General X4.2 TCS1 TCSSTATE ALARM CBPOS_open TCS blocking tcsopen )LJ  2SHUDWLQJ SULQFLSOH RI WKH WULSFLUFXLW VXSHUYLVLRQ ZLWK DQ H[WHUQDO UHVLVWRU 7KH 7&6 EORFNLQJ VZLWFK LV RSHQ HQDEOLQJ WULSFLUFXLW VXSHUYLVLRQ LQGHSHQGHQW RI FLUFXLW EUHDNHU SRVLWLRQ If there are more auxiliary contacts available, an opening contact can be series connected with the R -resistor.
  • Page 24 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  6HOIVXSHUYLVLRQ IXQFWLRQV 6XSHUYLVHG REMHFW 6XSHUYLVLRQ PHWKRG ([HFXWLRQ IUHTXHQF\ RAM memories Write and read of all memory 40 B / 200 ms locations Nonvolatile memories Checksum When data is fetched Microcontroller and program Internal watchdog 100 ms...
  • Page 25 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General Normal condition Fault condition IRFoutputrex )LJ  6HOIVXSHUYLVLRQ RXWSXW ,5) When a fault has been detected, the green READY LED indicator starts blinking, a fault indication text is displayed on the HMI and an event “IRF activated” (E31) is generated over serial communication.
  • Page 26 The protection relay has two serial communication ports, one on the front panel and the other on the rear panel. The connector located on the front panel is a standard ABB optical connector that is intended to be used for setting the parameters of the protection relay. During the transmission of the parameters, an interface cable is connected between the relay and the standard RS-232 interface of a PC, running the Relay Setting Tool.
  • Page 27  )URQW SDQHO RSWLFDO FRQQHFWLRQ IRU D 3& The front connector is standardized for ABB relay products and requires an opto- cable (ABB art. No 1MKC950001-1). The connector supports only the SPA bus protocol, and is connected to the RS-232 port of a standard PC.
  • Page 28 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General MicroSCADA COM-port (RS 232) COM-port (RS 232) Protocol X SPA-bus SPA-ZC22 Optical SPA-bus SPA-ZC21 RER 103 R E X 5 2x R E X 5 2x SPAC 331 C REX 521 REX 521 SPACOM REF 54_...
  • Page 29 RED 500 series protection relays, SPACOM units or other SPA bus devices (devices connected to the system via the SPA bus). LON devices made by other manufacturers or other ABB companies may be used for various DI, AI and DO functions. MicroSCADA is used for remote control.
  • Page 30 1MRS 751108-MUM Technical Reference Manual, General MicroSCADA PCLTA card and RER 107 inside PC RER 111 LON SFIBER connection cards Router card in ABB Network Partner RER 111 LON RER 111 LON star-coupler star-coupler Electrical LON network Fibre-optic LON network...
  • Page 31 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  ,(&  EXV The REX 521 includes an unbalanced IEC 60870-5-103 slave communication interface. The interface provides a fixed cross-coupling between the REX 521 application (indications, commands and protection equipment) and the IEC 60870-5-103 protocol application data.
  • Page 32 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General At physical level, the Modbus systems may use different physical interfaces, for example, RS-485 or RS-232 (see Figure 4.1.12.8.-1). Both the RS-485 two-wire interface and the optical RS-232 interface are supported by REX 521. The recommended RS-485 bus topology with Modbus is a chain of devices with line terminations at the both ends of the bus.
  • Page 33 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 2. The time synchronization can also be given externally. The master parameter for external synchronization source selection is called Sync. source. This parameter can have two different states: • “Net Messages” state •...
  • Page 34 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General $GGLWLRQDO IHDWXUHV RI WKH GLVSOD\ • Contrast adjustment with temperature compensation • Backlight control  ,QGLFDWLRQ /('V The relay is provided with three indication LEDs (green, yellow and red). With latching/non-latching, steady/blinking light the LEDs indicate different states and 2SHUDWRU¶V 0DQXDO operations of the relay.
  • Page 35 1. Select a template for the label. The templates can be found in 'HVFULSWLRQV RI )XQFWLRQV CD-ROM (see “References” on page 51) and in the Internet address www.abb.com/substationautomation (under Shortcuts, select the option REX 521 from the Distribution products list box). • Excel-format template (Label1MRS151301.xls) can be used when you want to...
  • Page 36 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General • Pdf-format template (Label1MRS151300.pdf) can be used when you use Acrobat Reader® and only want to print the signal names on the label. 2. Depending on printer, the print size may vary: test print the label on paper before printing it on transparency.
  • Page 37 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  'HVLJQ GHVFULSWLRQ  7HFKQLFDO GDWD 7DEOH  (QHUJL]LQJ LQSXWV Rated frequency 50.0/60.0 Hz Current inputs Rated current 0,2 A/1 A/5 A Thermal withstand continuously 1.5 A/4 A/20 A capability for 1 s 20 A/100 A/500 A dynamic current withstand, half-wave...
  • Page 38 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  3RZHU RXWSXWV Max. system voltage 250 V ac/dc Continuous carry Make and carry for 0.5 s 30 A Make and carry for 3 s 15 A Breaking capacity when control 5 A/3 A/1 A circuit time constant L/R <40 ms, at 48/110/220 V dc...
  • Page 39 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  (OHFWURPDJQHWLF FRPSDWLELOLW\ WHVWV &RQWLQXHG Fast transient disturbance test power supply 4 kV IEC 60255-22-4 and IEC 61000-4-4 I/O ports 2 kV Surge immunity test power supply 2 kV, common mode IEC 61000-4-5 and 1 kV, differential mode IEC 60255-22-5...
  • Page 40 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  *HQHUDO Toolboxes CAP 501, CAP 505, LIB 510, SMS 510 Events All events are recorded in higher level syntax: reason, time, date are in clear text format in the selected language. The last 50 events are recorded.
  • Page 41 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  7HUPLQDO GLDJUDP RI 5(;  %DVLF X4.1 ACFail Mains X1.1 TempAlarm I R F X4.2 ** ) HSPO1 TCS1 X4.2 X3.2 SERIAL BUS X3.3 SERIAL BUS X3.1 DATA A RS-485 DATA B *) Power flow direction...
  • Page 42 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  7HUPLQDO GLDJUDP RI 5(;  0HGLXP X4.1 ACFail Mains X1.1 TempAlarm I R F 100V 0,2A X4.2 HSPO1 TCS1 X4.2 X3.2 SERIAL BUS X3.3 SERIAL BUS X3.1 DATA A RS-485 DATA B *) Power flow direction...
  • Page 43 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  7HUPLQDO GLDJUDP RI 5(;  +LJK X4.1 ACFail Mains X1.1 100V TempAlarm 100V I R F 100V 100V 0,2A X4.2 ***) HSPO1 TCS1 X4.2 X3.2 SERIAL BUS X3.3 SERIAL BUS X3.1 DATA A RS-485...
  • Page 44 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  7HUPLQDO GLDJUDP RI 5(;  6HQVRU X4.1 ACFail Mains X1.1 TempAlarm I R F 100V 0,2A Sensor Voltage input, U X2.1 DIFF Sensor Voltage input, U X2.2 DIFF Sensor Voltage input, U X2.3 DIFF...
  • Page 45 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  7HUPLQDO FRQQHFWLRQV X4.1 X3.1 Data A RS-485 Data B Service pin 1 X4.2 X3.2 X3.3 Made in Finland RearViewBasic_a )LJ  5HDU YLHZ RI 5(;  %DVLF X4.1 X3.1 Data A RS-485 Data B...
  • Page 46 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General X4.1 X3.1 Data A RS-485 Data B Service pin X4.2 X3.2 X3.3 Made in Finland RearViewMedium RearViewHigh_a )LJ  5HDU YLHZ RI 5(;  +LJK X4.1 X3.1 X2.1 X2.2 Data A RS-485 Data B X2.3...
  • Page 47 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 6HUYLFH When the protection relay is used under the conditions specified in section 4.2.1. Technical data, it is practically maintenance-free. The relay electronics include no parts or components subject to abnormal physical or electrical wear under normal operating conditions.
  • Page 48 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 2UGHULQJ LQIRUPDWLRQ When ordering REX 521 protection relays, specify the following: • Order number • Quantity • Additional language Each protection relay has a specific order number that identifies the protection relay type as well as the hardware and the software as described in Fig.
  • Page 49 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 5HYLVLRQ KLVWRU\ RI 5(;   5HYLVLRQ LGHQWLILFDWLRQ The main releases of REX 521 products are differentiated with the revision and configuration revision letters in the order number (refer to “Ordering information” on page 48).
  • Page 50 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  &RQILJXUDWLRQ VHWWLQJ DQG 6$ V\VWHP WRROV The following tool versions are needed to support the new functions and features of Release Q4/2003 revisions of REX 521: • CAP 501 Relay Configuration Tool; CAP 501 v. 2.3.0 or later •...
  • Page 51 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 5HIHUHQFHV 0DQXDOV IRU 5(;  • Technical Reference Manual, Standard Configurations 1MRS751802-MUM • Operator’s Manual 1MRS 751107-MUM • Installation Manual 1MRS 750526-MUM • Technical Descriptions of Functions (CD-ROM) 1MRS750889-MCD • Modbus Remote Communication Protocol for REX 521, Technical Description 1MRS755017 3DUDPHWHU DQG HYHQW OLVWV IRU 5(;...
  • Page 52 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General ,QGH[ Alarm LEDs ....................34 Activating ..................... 34 Clearing a certain LED................. 35 Reading actual state................35 Testing....................35 Alarms Acknowledging ..................34 Clearing, VHH Acknowledging Enabling ....................34 Analogue channels ..................15 Auxiliary power supplies ................
  • Page 53 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General Hardware versions ..................8 HMI ......................33 Internal power supply ................. 14 Internal relay fault ..................24 IRF output....................24 IRF, VHH Internal relay fault Isolated RS-485 connection..............26, 27 labels......................
  • Page 54 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General Relay Setting Tool..................10 Requirements....................9 Restoring factory settings................12 Revisions ....................49 REX 521 protection relay Application area ..................8 General information ................7 Rogowski coil ..................15, 17 Rogowski coil values .................
  • Page 55 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General $SSHQGL[ $ ,(&  EXV  )XQFWLRQV VXSSRUWHG E\ 5(;  )XQFWLRQ )XQFWLRQ &RPPHQW FRGH Reset CU Replies with the identification string User data • GI command • time synchronization (unicast) •...
  • Page 56 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  3ULQFLSOH RI WKH SURWHFWLRQ IXQFWLRQV PDSSLQJ The REX 521 applications, whose modularization is based on trip stages, have been mapped into the IEC 60870-5-103 information numbers according to the following model: Info No Start...
  • Page 57 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General  'HIDXOW PDSSLQJV Explanations to the Table 10.5.-1: Status According to the IEC 60870-5-103 standard According to “Digitale Stationsleittechnik - Ergänze Empfehlungen zur Anwendung in Verteilnetzstationen” Private definition Function type If stated as *), the signal type Ftyp corresponds with the unit function )W\S type.
  • Page 58 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  &ODVV  GDWD VLJQDOV &RQWLQXHG )XQFWLRQ EORFN ,QIR )XQFWLRQ EORFN )W\S 7\S &27 ,(& QDPH $%% QDPH 3I>-> Directional overcurrent general START 1, 9 DOC6Low 3I>-> Directional overcurrent TRIP> DOC6Low 3I>>->...
  • Page 59 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  &ODVV  GDWD VLJQDOV &RQWLQXHG )XQFWLRQ EORFN ,QIR )XQFWLRQ EORFN )W\S 7\S &27 ,(& QDPH $%% QDPH Auxiliary input 1 (Digital input 6) 1, 9 system Auxiliary input 2 (Digital input 7) 1, 9 system Auxiliary input 3 (Digital input 8) 1, 9 system...
  • Page 60 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  &ODVV  GDWD VLJQDOV &RQWLQXHG )XQFWLRQ EORFN ,QIR )XQFWLRQ EORFN )W\S 7\S &27 ,(& QDPH $%% QDPH Underfrequency or overfrequency, St2, START2 1,9 Freq1St2 Underfrequency or overfrequency, St2, TRIP2 Freq1St2 PQ 3Inf Current harmonic limit...
  • Page 61 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General 7DEOH  &RPPDQGV ,QIR &27 &27 &RPPDQGV )W\S UHVS I<->0 CB1: control CB1 20,21 Output relay 1 control (HSPO1) P 20,21 Output relay 2 control (PO1) 20,21 Output relay 3 control (PO2) 20,21 Output relay 4 control (PO3) 20,21...
  • Page 62 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General ([DPSOH If the set No 11 is used, the ASDU octets will look like in the following figure: TypeId VSQ = Num of data Function type Information number Data1 Data2 Data3 Data4 Data5...
  • Page 63 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General $SSHQGL[ % 3DUDPHWHUV YLVLEOH RQO\ LQ WKH UHOD\ Input 1 state Input 2 state Input 3 state Input 4 state Input 5 state Input 6 state Input 7 state Input 8 state Input 9 state Input states Output states...
  • Page 64 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General $SSHQGL[ & 3DUDPHWHUV ZKLFK FDXVH UHVHW Rated frequency Select Io Voltage combine IL1: scaling IL2: scaling IL3: scaling Io: scaling Iob: scaling Uo: scaling U1: scaling U2: scaling U3: scaling U12: scaling U23: scaling U31: scaling...
  • Page 65 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General Current trafo 5 Displ. error 1 Current trafo 5 Corr. factor 2 Current trafo 5 Displ. error 2 Voltage trafo 1 Second. voltage Voltage trafo 1 Primary voltage Voltage trafo 1 Corr.
  • Page 66 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General $SSHQGL[ ' 3DUDPHWHUV ZKLFK UHTXLUH WHVW PRGH Input 1 state Input 2 state Input 3 state Input 4 state Input 5 state Input 6 state Input 7 state Input 8 state Input 9 state Input states Output states...
  • Page 67 5(;  3URWHFWLRQ 5HOD\ 1MRS 751108-MUM Technical Reference Manual, General $SSHQGL[ ( $EEUHYLDWLRQV ASCII American Standard Code for Information Interchange Cyclic Redundancy Check Current transformer Digital Input Human-machine interface HSPO High-speed power output Internal relay fault Liquid chrystal display Man-machine interface Normally closed Normally open Power output...
  • Page 72 677ÃP’ Substation Automation P.O. Box 699 FIN-65101 VAASA Finland Tel. +358 10 22 11 Fax. +358 10 224 1094 www.abb.com/substationautomation...