7sr11 7sr12 Flyer

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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

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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