Why should you protect your Distribution Network with

Aims of this SIPROTEC Sales Slides? § Target Group § Utilities (Management, Technical Management) Internal hints! Do not s h page you ow this r custom er! § 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 Page 2 10 -2007 PTD EA 1 M Power Transmission and Distribution

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

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

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

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

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

SIPROTEC 4 Covering the Complete Power Chain XXX Transmission Generator Protection 7 UM Transformer Protection 7 UT Page 8 10 -2007 Distance Protection 7 SA 6 Line Protection 7 SD 6 Feeder Protection 7 SA 5 Busbar Protection 7 SS 5 PTD EA 1 M Distribution Transformer Protection 7 UT Line Protection 7 SD 5 Customers Overcurrent Protection 7 SJ 6 / 4 Overcurrent Protection 7 SJ Power Transmission and Distribution

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

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

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

SIPROTEC – the first Choice to protect your Power System § One Protection Device for ð Various Applications and many Functions ð Excellent Usability § One Communication Standard ð More than 20. 000 Devices with IEC 61850 Interface in Service § Reduced Assets Safeguard Investment One source – one Family on a ð Unique Protection Platform and ð Based on long Experience § One DIGSI – one tool for ð All SIPROTEC Devices ð All Configuration and ð Operation Tasks Engineering, Relay Marshalling, Feeder Image, Editor for Interlocking Page 12 10 -2007 PTD EA 1 M Reduced Training Cost Power Transmission and Distribution

How can SIPROTEC 7 SJ 64 save your Money ? Page 13 10 -2007 PTD EA 1 M Power Transmission and Distribution

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

How Will You Get the Benefits? Less Installation Efforts Feature Explanation Benefit 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 ~ 3 h x 60€ = 180 € Commissioning Aids in DIGSI § Reduced Commissioning Efforts ~ 4 h x 60€ = 240 € Total Installation Savings per Feeder: Page 15 10 -2007 PTD EA 1 M ~ 670 € Power Transmission and Distribution

How Will You Get the Benefits? Savings during Operation Feature Explanation Benefit Integrated Fault Record and logging § For 80% of disturbance substation feature Superior remote Access no need to visit § Shorter restoration time due to quick fault analysis Fast and easy Analysis of ~ 800 € p. a. ~ 2. 000 € p. a. Disturbance via SIGRA Total Savings during Operation: Page 16 10 -2007 PTD EA 1 M ~ 2. 800 € p. a. Power Transmission and Distribution

How Will You Get the Benefits? Total Savings during 25 year lifecycle? Total saving calculation for a 25 year lifecycle of a switchgear with 20 Feeder? Benefit Calculation Savings 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: Page 17 10 -2007 PTD EA 1 M ~ 90, 400 € Power Transmission and Distribution

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

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

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

General Benefits § Service & Support ð Over 140 Locations Worldwide ð Local Support with senior design and commissioning engineers § Competence ð Siemens: more than 90 years of Experience in System Protection Design ð More than 489. 000 SIPROTEC Overcurrent Relais in Operation ð Market Leadership Worldwide § Siemens Brand & Image ð ð Page 21 High Product Quality Excellent Competence in Application & Engineering Best Reliability in the Market Usability of DIGSI: “a Class of its Own“ 10 -2007 PTD EA 1 M Power Transmission and Distribution

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

No Risk Reference List of SIPROTEC Devices Relay Deliveries up to Sept. 2007 Overcurrent Protection 7 SJ 5, 7 SJ 6 489. 200 Frequency Relay 7 RW 600 14. 800 Distance Protection 82. 600 Transformer/Generator 38. 000 Line diff. Protection 34. 600 Machine Protection 15. 900 Busbar Protection Systems Total Page 23 3. 460 678. 560 10 -2007 PTD EA 1 M Power Transmission and Distribution

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

How Will You Get the Benefits with SIPROTEC? (I) Features 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 upgradable g. Key switches Total = 7 SJ 64 Competitor *) Benefits of 7 SJ 64 X Saves Money X Saves Training Efforts X Less Service Efforts Saves Money X Investment Security X Increased Security +7 +2 -5 *)ABB REF 54* Page 25 10 -2007 PTD EA 1 M Power Transmission and Distribution

How Will You Get the Benefits with SIPROTEC? (II) Features Total = 7 SJ 64 +7 Competitor *) +2 Benefits of 7 SJ 64 -5 2. Standards a. IEC 61850 X Saves Engineering Costs 3. Service & Support X Saves operating Costs 4. Competence 5. Brand & Image Total = X Best Quality, best Support + 11 +3 -8 *)ABB REF 54* Page 26 10 -2007 PTD EA 1 M Power Transmission and Distribution

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

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

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