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Gamesa Wind Turbine Portfolio

South Texas Wind Energy Conference September 2010

Agenda

o Gamesa corporate profile o Gamesa product portfolio o G9X product platform

· G90-2.0 MW IIA · G97-2.0 MW IIIA

o G10X product platform

· G10X-4.5 MW IIA

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Gamesa Profile

Leadership

MW sold

21.028 MW

4.000 3.500 3.000 2.500 2.000 1.500 1.000 500 0 16 15 148 125 253 640 807 998 907 2.249 1.778 1.593 1.382 3.684 3.287 3.145

o o o o

3,145 MW sold in 2009. # 4 worldwide supplier with an accumulated market share of 12% in 2009(*). Continuous leadership position in Spain with an accumulated market share of 47,34% (**). 6,360 employees as of 12/31/09

* Source: BTW/MWU 2008 ** Source: AEE Enero 2010

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19 94 19 95 19 96 19 97 19 98 19 99 20 00 20 01 20 02 20 03 20 04 20 05 20 06 20 07 20 08 20 09

Leadership position in the main global wind energy markets

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Gamesa Profile

Worldwide presence

2 production centers (PA):

nacelles and blades

24 production centers in EU: nacelles,

blades, generators, gearboxes, controls, electric and towers

Other offices: France, Italy, Portugal, Greece, UK, Germany, Poland 29 Regional Operating Centers (ROC) in 18 different countries

Offices in Bejing and Japan

Main offices (Madrid, Spain)

7 R+D and engineering centers: Pamplona,

Bilbao, Madrid (SP), Silkeborg (DK), Oxford Valley (USA) and Tianjin (China)

Gamesa US headquarters (PA)

Corporate headquarters (Bilbao, Spain)

4 production centers (Tianjin, China):

Nacelles, blades, generators and gearboxes

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Gamesa product portfolio

PLATFORMS

PLATFORM RATED POWER MODELS CHARACTERISTICS

G5X-850 kW

0,85 MW

G52, G58

Experience and performance Versatility and production Minimal CoE and logistic complexity of 2MW model

G9X-2.0 MW

2 MW

G80, G87, G90, G97

G10X

4,5 MW

G128, G138

Modular production strategy of components by platform which allows for greater flexibility and versatility

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Gamesa G9X platform

Gamesa G9X product portfolio

Turbine models

MODELS AND OPTIONS

MODEL IEC IA RATED POWER 2 MW TOWER HEIGHTS GRID CODE 60,67,78,100 AMBIENT OPTIONS 50/60 HZ

(2)

(1)

G80

Gamesa G9X

G87

G90 G97

IIA

IIA, IIIA IIIA

2 MW

2 MW 2 MW

67,78,100

67,78,100 78,90,120

(3)

(1) (2) (3)

Different versions and optional kits to adapt the wind turbine to High or Low Temperatures and environments with a high level of salt or dust. DIBt WZII available for selected configurations Under development. Final height might change

Complete product range of the multi-MW market available through models with rotors adapted to site conditions to maximize Value and Profitability

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Gamesa G9X

Main milestones

First G80 installed in Aguallal (Spain)

First G80 60 Hz installed in Koshizaki (Japan)

First G90 installed in Almendarac he (Spain)

New G9X production facilities opened in USA

Largest G9X WF installed in USA (Cayuga Ridge 150xG87)

2002

2003

2004

2005

2006

2007

2008

2009

2010

First G87 installed in Lubián (Spain)

1 GW of G9X-2.0 MW installed worldwide

4 GW of G9X-2.0 MW installed worldwide

8 GW of G9X-2.0 MW installed worldwide

Launching of new G97 IIIA and G90 IIA models

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Gamesa G9X quick facts

Track record: Units

o More than 4.150 units of G9X-2.0 MW WTs installed worldwide, 8.300 MWs installed worldwide. o Geographical split of G9X installations: 53% in Spain and 47% abroad.

1500

Units of G9X-2.0 MW installed annually

1200

900

600 1032 300 205 0 2 2002 43 2003 2004 2005 2006 2007 326 650

1093 793

2008

2009

Units installed

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Gamesa G9X quick facts

Track record: Countries

Countries with G9X installed

USA Mexico

Germany Poland Ireland Hungary UK Romania France Spain Greece Portugal Italy Moroco

Japan Korea

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Gamesa G9X latest developments

New turbine models

16% increase in swept area

o Class IIIA

G90

Up to 14% increase in AEP

G97

7% increase in swept area

o Class IIA

G87

Up to 5% increase in AEP

G90

o Class IA

G80

G9X(*)

(*) Under study

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Gamesa G90-2.0 MW IIA

New features

o Existing G90 extended to class II by smart control implementation o Reliable for higher wind speed o Safe Mode: AEP maximization at IIA sites without penalizing loads o Turbulence Intensity regulation: Corner Improvement

o Noise Optimized variant 105 dB(A), no energy loss

o IECIIA Type Certificate obtained

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Gamesa G90 Fleet: Enhanced Technology, Proven Performance

Availability 98.00%

2,500 2,000 1,500 1,000 500 0

6 MW 360 MW 958 MW 1478 MW

2456 MW 2292 MW

97.37%

97.00% 96.00%

The Gamesa G90 is installed in 7 countries

95.00%

94.00%

2005

2006

2007

2008

2009

2010

More than 5 years of operational experience

Cumulative G90 Installations through June 2010

Fleet Wide Average Availability for Projects Under Commercial Operation ( 1,160 MW Jan 1 2010 ­ May 31 2010) 9/22/2010

Introduction to US 13

Gamesa G97-2.0 MW IIIA

New features

o Class IIIA Optimized design (low and medium winds) o Aerodynamic advanced design for highest efficiency & lowest noise o Low wind tip speed through higher gearbox ratio

o 78m & 90m tower height optimized tubular steel towers & 11X tower under study

o Safe Mode for AEP maximization at IIIA sites without penalizing loads

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Gamesa G97-2.0 MW IIIA

Innovative blade

Extensive validation including wind tunnel tests

Highest efficiency low noise airfoils

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Gamesa G10X platform

Technologies ­ The onshore right choice

G10X concept: increase reliability dramatically while keeping cost and logistics under control

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Product characteristics

Tower heights

o o o o o o o o

120m. Class IEC IIA. Other heights still to be defined. Standard level: 106,5 dB(A). Other noise levels: 104,5 ­ 102,5 ­ 101,6 dB(A) Standard version: -20ºC, +40ºC. Low temperature version: -30ºC, +40ºC. Fulfilling of the most demanding grid codes requirements. Power factor: 0.9 inductive to 0.9 capacitive.

Noise

Temperature range

Electrical features

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New developments

MultiSmart® InnoBlade®

Multivariable control that maximizes energy and reduces loads New Profiles developed by Gamesa Lower costs for higher towers Reduces mechanical stress and increases availability

Improves TCO

ConcreTower®

CompacTrain®

InnoBlade®

Sectional blades with longer module <35m in G128 Self-mounting add-on crane able to mount main modules Weight of G10X's module will not exceed G8X nacelle weight

FlexiFit®

G10X

Transport and installation similar to G8X Grid code and noise regulations fulfillment

GridMate® InnoBlade® MultiSmart®

Full converter that complies with any grid code New profiles that reduce aerodynamic noise Control system that incorporates noise reduction technologies

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Subsystem description

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Subsystem description

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Subsystem description

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Subsystem description

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Subsystem description

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Validation and testing details

350 component tests in more than 75 accredited labs and testing centers. More than 250 functional tests in CENER. Reduced product reliability ramp-up during serial introduction

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G10X US Demonstration

o Agreement with Texas A&M

· Research Agreement · Locate and demonstrate the first G10X in the US

o G10X Demonstrator Goals

· · · · Permitting Transport Construction Technology

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Offshore Strategy

o G11 OFS Platform

· Leverage existing multi-megawatt technology

o Time to Market

· · · · Commercialization starts in 2011 5MW prototype in 2012 and pre-series in 2013 6-7MW pre-series in 2015 Ready in to meet UK Round 3

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Andy Lockhart Gamesa

[email protected] Office : 972 899 9706 Cell: 972 467 0543

Information

South Texas Wind Energy Conference

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