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Siemens 7SR21 Manual
Also see for Argus 7SR21: Installation guideManualTechnical manualManualManual
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7SR21 & 7SR22 Argus Commissioning and MaintenanceThe copyright and other intellectual property rights in this document, and in any model or article produced from it(and including any registered or unregistered design rights) are the property of Siemens Protection DevicesLimited. No part of this document shall be reproduced or modified or stored in another form, in any data retrievalsystem, without the permission of Siemens Protection Devices Limited, nor shall any model or article bereproduced from this document unless Siemens Protection Devices Limited consent.While the information and guidance given in this document is believed to be correct, no liability shall be acceptedfor any loss or damage caused by any error or omission, whether such error or omission is the result ofnegligence or any other cause. Any and all such liability is disclaimed.©2010 Siemens Protection Devices Limited7SR21 Non-Directional7SR22 DirectionalOvercurrent RelayDocument Release HistoryThis document is issue 2010/05. The list of revisions up to and including this issue is:2010/05 Function diagrams amended, return form removed and typographical revisions.2010/02 Document reformat due to rebrand2009/09 Third Issue. Software revision 2435H80004/5 R4b-42008/07 Second issue. Software revision 2435H80004/5 R3d-3.2008/03 First issueSoftware Revision History2009/09 2435H80004/5 R4b-4 CTS-I Supervision. Undercurrent 37G & 37SEF. Vx U/O Voltage. 46BCU/C. Comms Settings. Waveform Storage Settings. Fault StorageSettings. Energy Storage. Trip test function. Local/Remote modes.Settings ranges extended. Protocol changes.2008/07 2435H80004/5R3d-3 Demand records. Optional DNP3.0 data comms.2008/03 2435H80004/5R2c-2b First Release |
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