7sr11 7sr12 flyer
DESCRIPTION
Easun Reyrolle BrochureTRANSCRIPT
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www. siemens.com/energy
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Answers for energy.
7SR11 Argus Overcurrent Protection & 7SR12 Argus Directional Overcurrent Protection
Published by and copyright © 2010:Siemens AGEnergy SectorFreyeslebenstrasse 191058 Erlangen, Germany
Siemens Protection Devices LimitedP.O. Box 8North Farm RoadHebburnTyne & WearNE31 1TZUnited Kingdom
For more information, please contact our Customer Support Centre.Phone: +49 180/524 70 00Fax: +49 180/524 24 71(Charges depending on provider)E-mail: [email protected]
Power Distribution DivisionOrder No. E50001-D720-A235-X-4A00Printed in UK
Printed on elementary chlorine-free bleached paper.
All rights reserved.Trademarks mentioned in this document are the property of Siemens AG, its affiliates, or their respective owners.
Subject to change without prior notice.The information in this document contains generaldescriptions of the technical options available, whichmay not apply in all cases. The required technicaloptions should therefore be specified in the contract.
Reyrolle
Protection
Devices
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All the functions you need in one small case.
Latest Technology
Under the well established Reyrolle brand we have incorporated our accumulated experience in protection to provide a well known product on the latest hardware platform to secure your present and future needs.
High Flexibility
Highly comprehensive protection functionality complemented by an advanced range of integral application functions reduce installation, wiring and engineering time.
Efficient Investment
Protection, Monitoring, Instrumentation and Metering with integrated input and output logic, data logging & fault reports are all provided within this small housing.
Easy to Use
User friendly operation with a familiar look and intuitive feel allow the relay to be programmed quickly, without additional training.
Reyrolle – the economical solution for your distribution network
7SR11 & 7SR12 Overcurrent Relays
37 Undercurrent46BC Broken Conductor / Load
Unbalance46NPS Negative Phase Sequence
Overcurrent49 Thermal Overload50 Instantaneous Overcurrent50G/N/SEF Instantaneous Measured/
Derived/Sensitive Earth Fault50BF Circuit Breaker Fail51 Time Delayed Overcurrent51G/N/SEF Time Delayed Measured/
Derived/Sensitive Earth Fault60CTS CT Supervision64H High Impedance REF74TC/CC Trip & Close Circuit Supervision 81HBL2 Inrush Detector86 Latched Tripping
7SR12 Directional Overcurrent Relay Additional Functions
27/59 Under/Over Voltage47 Negative Phase Sequence
Voltage51V Voltage Controlled Overcurrent59N Neutral Voltage Displacement60VTS VT Supervision67/50 Directional Instantaneous
Overcurrent67/50G/N Directional Instantaneous Earth
Fault67/51 Directional Time Delayed
Overcurrent67/51G/N Directional Time Delayed Earth
Fault
Key features • Comprehensive Functionality• Familiar Operation - No learning curve• One Interface Software Package• Programmable From Fascia - No PC
required• Withdrawable• Protective Cover• Password Security • Display Text - User programmable• Large Display
Key functions • 1000 Events, 10 Fault Records and 10
Disturbance Records• Multi-coloured LEDs• User Selectable Events• User Logic Equations• User Alarms on LCD• USB Front Port / RS485 Rear Port• IEC60870-103, MODBUS & DNP3.0
Optional Functionality7SR11 & 7SR12 Overcurrent Relays
79 Auto Reclose
Communications
• IEC60870-5-103• MODBUS RTU• DNP3.0• Reydisp
Hardware Variants
• 1 or 4 Current Inputs Options• 3 Voltage Inputs - Optional• 3 or 6 Binary Inputs• 5 or 8 Binary Outputs
Application Functions
• CB Control & Monitoring• Cold Load Settings• User Programmable Logic Equations• Virtual Inputs & Outputs• Self Monitoring• Password Protection• Four Setting Groups
User Interface
• Five Navigation Keys• 4 Line x 20 Character Display• Relay Healthy LED• 9 Tri coloured User Defined LEDs
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