ABB SPA-ZC 402 Manuale di Servizio

Protection RelayREX 521 Technical Reference Manual, General

101MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5211.3. Related documentsManuals for REX 521Parameter and event lists for REX

1MRS751108-MUMREX 52111Protection Relay Technical Reference Manual, General2. Safety informationDangerous voltages can occur on the connectors, even t

12

1MRS751108-MUMREX 52113Protection Relay Technical Reference Manual, General3. Introduction3.1. GeneralThe protection relay REX 521 is designed for pro

141MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5213.2. Application• The REX 521 is designed for protection of incoming and ou

1MRS751108-MUMREX 52115Protection Relay Technical Reference Manual, GeneralFor more information, see REX 521 Technical Reference Manual, Standard Conf

161MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5213.3. Hardware versionsTable 3.3.-1 Hardware versions of REX 521Relay type R

1MRS751108-MUMREX 52117Protection Relay Technical Reference Manual, General4. RequirementsIf the environmental conditions differ from those specified

18

1MRS751108-MUMREX 52119Protection Relay Technical Reference Manual, General5. Technical description5.1. Functional description5.1.1. ParametrizationTo

201MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.1.3. Relay Setting Tool viewTo improve usability, a REX 521 specific pu

1MRS751108-MUMREX 52121Protection Relay Technical Reference Manual, General A0501900Fig. 5.1.1.4.-1 Graphical I/O Setting Tool5.1.1.5. Factory setting

221MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.2. Non-volatile memoryThe protection relay is equipped with a non-volat

1MRS751108-MUMREX 52123Protection Relay Technical Reference Manual, General5.1.4.1. Power supply versionsThere are two basic versions of power supply

241MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.6. Analog channelsThe protection relay measures the analog signals need

1MRS751108-MUMREX 52125Protection Relay Technical Reference Manual, GeneralThe scaling factors for the analog channels can be set via the HMI of the p

261MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521Values to be set for a voltage divider:• division ratio of the voltage divi

1MRS751108-MUMREX 52127Protection Relay Technical Reference Manual, General5.1.6.3. Calculated analog channelsIn case that no measuring devices are ap

281MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521Fig. 5.1.7.1.-1 illustrates the input filtering. At the beginning, the inpu

1MRS751108-MUMREX 52129Protection Relay Technical Reference Manual, GeneralA051902Fig. 5.1.8.1.-1 High-speed double-pole power output (HSPO)The high-

Protection Relay Technical Reference Manual, General3REX 5211MRS751108-MUMIssued: 27.06.2001Version: H/29.09.2006Contents1. About this manual ...

301MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.8.3. Signalling outputs (SO)The signalling relay outputs (SO1 and SO2)

1MRS751108-MUMREX 52131Protection Relay Technical Reference Manual, General 5.1.10. Trip-circuit supervisionThe trip-circuit supervision consists of t

321MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521The following values are recommended for the external resistor Rext: A05190

1MRS751108-MUMREX 52133Protection Relay Technical Reference Manual, General5.1.11. Self-supervisionIn order to avoid false operations due to relay fau

341MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521If the fault is considered too dangerous to maintain normal protection, an

1MRS751108-MUMREX 52135Protection Relay Technical Reference Manual, General5.1.11.2. Fault indication textsThe table below shows the different fault i

361MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.12. Serial communicationThe protection relay has two serial communicati

1MRS751108-MUMREX 52137Protection Relay Technical Reference Manual, General5.1.12.2. Isolated RS-485 connection on the rear panelThe RS-485 port is us

381MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521A051909Fig. 5.1.12.5.-1 Example of a SPA-based substation automation system

1MRS751108-MUMREX 52139Protection Relay Technical Reference Manual, General5.1.12.6. LONThe protection relay is able to interface to the substation au

41MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.9. Testing inputs and outputs ...

401MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521The LAG 1.4 default communication settings may be loaded by selecting Execu

1MRS751108-MUMREX 52141Protection Relay Technical Reference Manual, GeneralThe physical bus topology is star-based. A star-coupler unit, for example R

421MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521The adjustable parameters via HMI for Modbus communication in REX 521 are C

1MRS751108-MUMREX 52143Protection Relay Technical Reference Manual, General5.1.12.10. IEC 61850 communication by using SPA-ZC 402REX 521 can communica

441MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.13. Time synchronizationThe time synchronization (Configuration\Time) o

1MRS751108-MUMREX 52145Protection Relay Technical Reference Manual, General5.1.14. Display panel (HMI)The front panel of the relay includes:• A 6 x 16

461MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.1.16.1. Special features of alarm LEDsIt is also possible to activate ala

1MRS751108-MUMREX 52147Protection Relay Technical Reference Manual, GeneralWhen writing signal names on the label by hand1. Use the pre-printed transp

481MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.2. Design description5.2.1. Technical data Table 5.2.1-1 Energizing

1MRS751108-MUMREX 52149Protection Relay Technical Reference Manual, General Table 5.2.1-5 Power outputsMax. system voltage 250 V AC/DCContinu

1MRS751108-MUMREX 5215Protection Relay Technical Reference Manual, General8. Revision history of REX 521 ...

501MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521Radio frequency interference test conducted, common modeIEC 61000-4-6, IEC

1MRS751108-MUMREX 52151Protection Relay Technical Reference Manual, General Modbus protocol baud rates 0.6/1.2/2.4/4.8/9.6/19.2 kbpsdata bits 7/8 (A

521MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.2.2. Terminal diagram of REX 521: BasicA051916Fig. 5.2.2.-1 Terminal diag

1MRS751108-MUMREX 52153Protection Relay Technical Reference Manual, General5.2.3. Terminal diagram of REX 521: MediumA051917Fig. 5.2.3.-1 Terminal dia

541MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.2.4. Terminal diagram of REX 521: High (excluding H08 and H09)A051918Fig.

1MRS751108-MUMREX 52155Protection Relay Technical Reference Manual, General5.2.4.1. Terminal diagram of H08 and H09 configurationsA051919Fig. 5.2.4.1.

561MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5215.2.5. Terminal diagram of REX 521: SensorA051920Fig. 5.2.5.-1 Terminal dia

1MRS751108-MUMREX 52157Protection Relay Technical Reference Manual, General5.2.6. Terminal connectionsA051921Fig. 5.2.6.-1 Rear view of REX 521 Basic1

581MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521A051923Fig. 5.2.6.-3 Rear view of REX 521 High1A051924Fig. 5.2.6.-4 Rear vi

1MRS751108-MUMREX 52159Protection Relay Technical Reference Manual, General6. ServiceWhen the protection relay is used under the conditions specified

6

60

1MRS751108-MUMREX 52161Protection Relay Technical Reference Manual, General7. Ordering informationWhen ordering REX 521 protection relays, specify the

62

1MRS751108-MUMREX 52163Protection Relay Technical Reference Manual, General8. Revision history of REX 5218.1. Revision identificationThe main releases

64

1MRS751108-MUMREX 52165Protection Relay Technical Reference Manual, General9. Appendix A: IEC 60870-5-103 bus9.1. Functions supported by REX 5219.2. G

661MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5219.3. Principle of the protection functions mappingThe REX 521 applications,

1MRS751108-MUMREX 52167Protection Relay Technical Reference Manual, General9.5. Default mappingsExplanations to Table 9.5.-1: StStatusA According to

681MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 5213I>>> 51-3 Non-directional overcurrent TRIP>>> P 162 98 0

1MRS751108-MUMREX 52169Protection Relay Technical Reference Manual, GeneralI<->0 79 CB1: closing time P 242 205 0 1 1 COCB1I<->0 79 CB1: c

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 responsi

701MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521CommandsExplanations to Table 9.5.-2: f1 81-1 Underfrequency or overfrequen

1MRS751108-MUMREX 52171Protection Relay Technical Reference Manual, GeneralClass 2 measurand setsExplanations to Table 9.5.-3:The measurand sets 2, 3,

721MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521ExampleIf set No 11 is used, the ASDU octets will look like in the followin

1MRS751108-MUMREX 52173Protection Relay Technical Reference Manual, General10. Appendix B: Parameters visible only in the relayInput 1 stateInput 2 st

74

1MRS751108-MUMREX 52175Protection Relay Technical Reference Manual, General11. Appendix C: Parameters which cause resetRated frequencySelect IoVoltage

761MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521Corr. factor 1 Current trafo 5Displ. error 1 Current trafo 5Corr. factor 2

1MRS751108-MUMREX 52177Protection Relay Technical Reference Manual, General12. Appendix D: Parameters which require test modeInput 1 stateInput 2 stat

78

1MRS751108-MUMREX 52179Protection Relay Technical Reference Manual, General13. AbbreviationsASCII American Standard Code for Information InterchangeCR

8

80

1MRS751108-MUMREX 52181Protection Relay Technical Reference Manual, General14. IndexAAlarm LEDs ...

821MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521HHardware versions ...

1MRS751108-MUMREX 52183Protection Relay Technical Reference Manual, GeneralRRated values ...

841MRS751108-MUMProtection Relay Technical Reference Manual, GeneralREX 521VVoltage divider values ...

ABB OyDistribution Automation P. O . B o x 6 9 9FI-65101 VaasaFINLANDTel. +358 10 22 11Fax. +358 10 224 1094www.abb.com/substationautomation1MRS751

1MRS751108-MUMREX 5219Protection Relay Technical Reference Manual, General1. About this manual1.1. This manualThis document provides a general descrip