1. Copyright © Siemens AG 2007. All rights reserved. Why should you protect your Distribution Network with SIPROTEC ?

2. Page 2 10-2007 Power Transmission and DistributionPTD EA 1 M Aims of this SIPROTEC Sales Slides?  Target Group  Utilities (Management, Technical Management)  Offered Solution  SIPROTEC devices for optimum Protection of Power Distribution System  Competitor Product Comparison  ABB REF 54*  Aims of the Sales Slides  SIPROTEC Devices offer the best Solution for optimum Protection of your Power System Internal hints! Do not show this page your customer!

3. Page 3 10-2007 Power Transmission and DistributionPTD EA 1 M How to use this SIPROTEC Sales Slides?  This presentation has a modular structure  Before using make the following adaptations  Adapt the Market & Environment aspects to  your regional market situation (e.g. Deregulation)  Modify the General Benefits to  your regional situation (e.g. local Support Capabilities)  Modify the Product Benefits to  your target customer  Adapt the Benefit Calculation to  your local currency  Modify the Benefit Tables regarding to  your strongest competitor (slide 25+26)  Add further Customer References from your Region Internal hints! Do not show this page your customer!

4. Page 4 10-2007 Power Transmission and DistributionPTD EA 1 M Agenda Market & Environment General Benefits Product Benefits  Urbanization  Deregulation  Regional Regulations  Service & Support  Competence  Siemens Brand & Image  Assets & Efficiency  Standards

5. Page 5 10-2007 Power Transmission and DistributionPTD EA 1 M General Benefits Market & Environment Agenda Product Benefits Conclusion

6. Page 6 10-2007 Power Transmission and DistributionPTD EA 1 M Market & Environment  Urbanization  Increased Energy Consumption  Security of Energy Supply  Compact Design of Switchgears  Deregulation of Energy Market  Increased Energy Transfer  Economic Use of Energy  Regional Regulations  Increased Environmental Awareness  New general Conditions based on new Open Markets

7. Page 7 10-2007 Power Transmission and DistributionPTD EA 1 M Market & Environment  Secured Energy Consumption with SIPROTEC Devices  Focus on Customer Orientation  Integration of Market Requirements  Improvement of Communication Infrastructure  Product Development based on political and legal Regulations  Integration of New Technologies  Orientation on Global Standards  Implementation of Class A certified Standards  Pioneered Development and demonstrating Superior Performance  Frost & Sullivan Technology Leadership Award 2006

8. Page 8 10-2007 Power Transmission and DistributionPTD EA 1 M XXX SIPROTEC 4 Covering the Complete Power Chain Generation Generator Protection 7UM Transformer Protection 7UT Transmission Distance Protection 7SA6 Line Protection 7SD6 Feeder Protection 7SA5 Busbar Protection 7SS5 Distribution Transformer Protection 7UT Line Protection 7SD5 Overcurrent Protection 7SJ6 / 4 Customers Overcurrent Protection 7SJ

9. Page 9 10-2007 Power Transmission and DistributionPTD EA 1 M General Benefits Market & Environment Agenda Product Benefits Conclusion

10. Page 10 10-2007 Power Transmission and DistributionPTD EA 1 M Product Benefits for SIPROTEC  Assets & Efficiency  SIPROTEC Protection Devices clears System Faults  Fast and  Selective  Perfect Protection of Plants in  Each network situation  Excellent Usability  High Security  Less Training Costs  Efficient Energy Automation  Standards  IEC 61850 based on Ethernet  Simplified Engineering  Interoperability

11. Page 11 10-2007 Power Transmission and DistributionPTD EA 1 M Why should you buy SIPROTEC Protection Devices from Siemens? SIPROTEC – the first choice to protect your Power System

12. Page 12 10-2007 Power Transmission and DistributionPTD EA 1 M  One Protection Device for  Various Applications and many Functions  Excellent Usability  One Communication Standard  More than 20.000 Devices with IEC 61850 Interface in Service  One source – one Family on a  Unique Protection Platform and  Based on long Experience  One DIGSI – one tool for  All SIPROTEC Devices  All Configuration and  Operation Tasks Engineering, Relay Marshalling, Feeder Image, Editor for Interlocking SIPROTEC – the first Choice to protect your Power System Reduced Training Cost Safeguard Investment Reduced Assets

13. Page 13 10-2007 Power Transmission and DistributionPTD EA 1 M How can SIPROTEC 7SJ64 save your Money ?

14. Page 14 10-2007 Power Transmission and DistributionPTD EA 1 M How Will You Get the Benefits? Lower Investment FeatureBenefitsSavings Display shows Measuring  No need for external Instruments  No separate Instrument CT’s ~ 150 € ~ 120 € Integrated local Feeder Control  No need for external Switches ~ 80 € Total Investment Savings per Feeder: ~ 350 €

15. Page 15 10-2007 Power Transmission and DistributionPTD EA 1 M How Will You Get the Benefits? Less Installation Efforts FeatureExplanationBenefit Display shows Measuring  No wiring for external Instruments ~ 100€ Function Keys for local Feeder Control  No wiring for external Switches ~ 150€ One operating Program DIGSI for all Tasks  Reduced Engineering Efforts ~ 3h x 60€ = 180 € Commissioning Aids in DIGSI  Reduced Commissioning Efforts~ 4h x 60€ = 240 € Total Installation Savings per Feeder: ~ 670 €

16. Page 16 10-2007 Power Transmission and DistributionPTD EA 1 M How Will You Get the Benefits? Savings during Operation FeatureExplanationBenefit Integrated Fault Record and logging feature  For 80% of disturbance no need to visit substation ~ 800 € p.a. Superior remote Access Fast and easy Analysis of Disturbance via SIGRA  Shorter restoration time due to quick fault analysis ~ 2.000 € p.a. Total Savings during Operation: ~ 2.800 € p.a.

17. Page 17 10-2007 Power Transmission and DistributionPTD EA 1 M How Will You Get the Benefits? Total Savings during 25 year lifecycle? BenefitCalculationSavings Lower Investment ~ 20 x 350 € ~ 7,000 € Less Installation Efforts ~ 20 x 670 € ~ 13,400 € Total Savings during Operation ~ 2800 € p.a. x 25 (25 years lifecycle) ~ 70,000 € Total Savings during 25 year Lifecycle: ~ 90,400 € Total saving calculation for a 25 year lifecycle of a switchgear with 20 Feeder?

18. Page 18 10-2007 Power Transmission and DistributionPTD EA 1 M What are your Benefits with the new Communication Standard?

19. Page 19 10-2007 Power Transmission and DistributionPTD EA 1 M  Flexible and future-proof caused  on technical approach  Smooth migration with simplified Engineering  100 MBit/s Ethernet Performance  no protocol converters  Worldwide accepted Interoperability  Interoperability tests successful passed  First System with IEC 61850 in operation  since Nov. 2004 in Operation  IEC 61850 Implementation is KEMA Class A certified  each SIPROTEC Device with IEC61850 Interface is class A certified IEC 61850 – the International Standard in Communication Communication Standards IEC 61850

20. Page 20 10-2007 Power Transmission and DistributionPTD EA 1 M General Benefits Market & Environment Agenda Product Benefits Conclusion

21. Page 21 10-2007 Power Transmission and DistributionPTD EA 1 M General Benefits  Service & Support  Over 140 Locations Worldwide  Local Support with senior design and commissioning engineers  Competence  Siemens: more than 90 years of Experience in System Protection Design  More than 489.000 SIPROTEC Overcurrent Relais in Operation  Market Leadership Worldwide  Siemens Brand & Image  High Product Quality  Excellent Competence in Application & Engineering  Best Reliability in the Market  Usability of DIGSI: “a Class of its Own“

22. Page 22 10-2007 Power Transmission and DistributionPTD EA 1 M Siemens PTD EA – present around the World Sales Office Sales Center Project Delivery Center Regional Unit Headquarters Great Britain Ireland Belux Austria Switzerland France Canada USA Mexico Costa Rica Venezuela Colombia Ecuador Peru Chile Brazil Argentina Spain Portugal Morocco Algeria Greece Egypt Saudi Arabia UAE Kuwait Iran Pakistan India Bangladesh Thailand Malaysia Singapore Indonesia Vietnam Taiwan Kazakhstan Hong Kong China Korea Philippines Australia New Zealand Russia Nigeria Lithuania Hungary Turkey Italy South Africa Czech Republic GermanyNorwayDenmarkNetherlandsPolandFinland Latvia Estonia

23. Page 23 10-2007 Power Transmission and DistributionPTD EA 1 M No Risk Reference List of SIPROTEC Devices Busbar Protection Systems Line diff. Protection Transformer/Generator Distance Protection Overcurrent Protection 7SJ5, 7SJ6 Frequency Relay 7RW600 Machine Protection Relay Deliveries up to Sept. 2007 Total 489.200 14.800 82.600 38.000 34.600 15.900 3.460 678.560

24. Page 24 10-2007 Power Transmission and DistributionPTD EA 1 M General Benefits Market & Environment Agenda Product Benefits Conclusion

25. Page 25 10-2007 Power Transmission and DistributionPTD EA 1 M How Will You Get the Benefits with SIPROTEC? (I) Features7SJ64Competitor *)Benefits of 7SJ64 1.Assets & Efficiency a.Common Platform for all Protection b.One DIGSI c.Best MTBF in Market d.Protection + Control in one Device e.All relevant Protection functions in one Device f.Modular Communication Modules and up- gradable g.Key switches  X  X Saves Money Saves Training Efforts Less Service Efforts Saves Money Investment Security Increased Security Total =+ 7+ 2 - 5 *)ABB REF 54*

26. Page 26 10-2007 Power Transmission and DistributionPTD EA 1 M How Will You Get the Benefits with SIPROTEC? (II) Features7SJ64Competitor *)Benefits of 7SJ64 2.Standards a.IEC 61850 3.Service & Support 4.Competence 5.Brand & Image  XX XXX X Saves Engineering Costs Saves operating Costs Best Quality, best Support Total =+ 11+ 3 - 8 Total =+ 7+ 2 - 5 *)ABB REF 54*

27. Page 27 10-2007 Power Transmission and DistributionPTD EA 1 M SIPROTEC Benefits in Total Saves Money Saves Time Saves Costs Setting of standards Reliability & Availability One Device for all Tasks at Feeder Level Fast Installation and Commissioning Reduced Lifecycle Costs Saves your Investment in Future Reliable Devices and powerful Analysis Tool shortened down times

28. Page 28 10-2007 Power Transmission and DistributionPTD EA 1 M The shared Successes of a powerful Partnership – with comprehensive SIPROTEC Projects Germany Europe Asia/Pacific Africa/ Lower Gulf Middle East Americas

29. Page 29 10-2007 Power Transmission and DistributionPTD EA 1 M One word says it all!