Dry type transformers Zaragoza Factory presentation ABB Group

Dry type transformers Zaragoza Factory presentation © ABB Group - Confidential Presentation 30 November 2020 | Slide 1

Index Asea Brown Boveri, S. A ABB in Zaragoza Our product Vacuum cast coil applications Briefing of manufacturing process Organization of ABB in Zaragoza References of different applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 2

Asea Brown Boveri, S. A General data Central Office: Zurich, Switzerland. Around 117, 000 employees in 100 countries. $32 billion in revenue (2009) Quotes in Zurich, Stockholm and New York financial markets. © ABB Group – Only For Internal Use 30 November 2020 | Slide 3

Asea Brown Boveri, S. A Our 8 internal regions NEU Northern Europe NAM North America NAS North Asia CEU Central Europe SAM South America SAS South Asia MED Mediterranean MEA Middle East and Africa © ABB Group – Only For Internal Use 30 November 2020 | Slide 4

Asea Brown Boveri, S. A A multinational common goal © ABB Group – Only For Internal Use 30 November 2020 | Slide 5 ABB as one of the world's leading engineering companies, helps its customers to use electrical power effectively and to increase industrial productivity in a sustainable way.

Asea Brown Boveri, S. A The ABB 5 Divisions Power Products © ABB Group – Only For Internal Use 30 November 2020 | Slide 6 Power Systems Discrete Automation and Motion Low Voltage Products Process Automation

Asea Brown Boveri, S. A ABB general applications Marine Application HVDC light / Windpark Compact Substations (CSS) Connection MV Switchgear (GIS / AIS) Rural Electrification AIS Substations © ABB Group – Only For Internal Use 30 November 2020 | Slide 7 Hydro automation & electrical systems Transformers Gas-insulated Switchgear (GIS) Industrial Electrification Utility communication Plant Automation & Electrical Systems Automation of Gas and Water Plants & Networks GIS Substations Urban Electrification Network Management Railway Power Supply (162/3 Hz)

Asea Brown Boveri, S. A Organization by divisions Divisions PP PS DA LP BU TR PG DRY DTR SPT MPT LPT I&C Service MV HV © ABB Group – Only For Internal Use 30 November 2020 | Slide 8 PA

Asea Brown Boveri, S. A ABB PPTR in the world © ABB Group – Only For Internal Use 30 November 2020 | Slide 9 Over $6 billion orders Around 16 000 employees Global capabilities: 55 sites Global presence: revenues in more than 100 countries Complete range of power and distribution transformers, components and services Service organization in place for global customer support of all installed base Voltage range up to 1000 k. V Homepage: www. abb. com

Asea Brown Boveri, S. A PG Dry, factories China Germany Korea Spain USA Five Focus Factories in the world © ABB Group – Only For Internal Use 30 November 2020 | Slide 10

Asea Brown Boveri, S. A in Spain Engineering, production and services centers (1/3) Vizcaya Galindo Guipúzcoa Oyarzun Barcelona St. Quirze del Valles Zaragoza Madrid Sant Quirze del Vallés Drives Frequency converters Industrial processes automation Robotics (MC) LV and MV AC Motors (MC) LV Capacitors Córdoba Galindo - Valle de Trápaga Power transformers. HV Capacitors (MC) Oyarzun © ABB Group – Only For Internal Use 30 November 2020 | Slide 11 Wiring, breakers and plugs materials (MC) LV materials, sensors, detectors (MC) MC: manufacturing center

Asea Brown Boveri, S. A in Spain Engineering, production and services centers (2/3) Vizcaya Galindo Guipúzcoa Oyarzun Barcelona St. Quirze del Valles Zaragoza Manufacturing of vacuum cast coil distribution transformers since 1981 (MC) Zaragoza Madrid Córdoba Click to Zaragoza Factory Portrait © ABB Group – Only For Internal Use 30 November 2020 | Slide 12 Madrid Turbochargers workshop (MC) Analytics products and systems Instrumentation and control Electrification and electromechanical installations Turbochargers: installation and repair Electrical engineering, consulting, diagnostic Retrofit and repair of electrical systems Protection and control of power and gas networks Telecontrol

Asea Brown Boveri, S. A in Spain Engineering, production and services centers (3/3) Vizcaya Galindo Guipúzcoa Oyarzun Barcelona St. Quirze del Valles Zaragoza Cordoba Power transformers (MC) HV Switchgear (MC) Modular Substations Power services Madrid Córdoba © ABB Group – Only For Internal Use 30 November 2020 | Slide 13

Index Asea Brown Boveri, S. A ABB in Zaragoza Our product Vacuum cast coil applications Briefing of manufacturing process Organization of ABB in Zaragoza References of different applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 14

ABB Zaragoza factory Brief history © ABB Group – Only For Internal Use 30 November 2020 | Slide 15

ABB in Zaragoza The beginning – Products evolution 1954 The factory is founded by the Diestre family. Oil transformers from 1950 until 1999. Zaragoza © ABB Group – Only For Internal Use 30 November 2020 | Slide 16 1981 The factory manufactured the first Vacuum Cast Coil transformer. 1993 The market was extended with the startup of manufacturing transformers for windmill farms. Dry Type Transformers Focus Factory from 2000. 2004 The first thermal insulation class H transformer was manufactured. 2005 ABB in Zaragoza manufactured the first 52 k. V transformer and became the first worldwide manufacturer. 2009 ABB in Zaragoza manufactured the first 72. 5 k. V prototype. Leader manufacturer in Spain.

ABB in Zaragoza Largest manufacturer of dry type transformers in Europe GPS: UTM: 30 T Zaragoza W 6 S 84 670816 Datum: 4612298 Location: Ctra. De Madrid, Km 314 50012, Zaragoza (Spain). Ideal location. Next to: © ABB Group – Only For Internal Use 30 November 2020 | Slide 17 PLAZA (Logistic Platform of Zaragoza) Zaragoza airport Zaragoza Train Station The factory was built in 1967 by the Spanish architect Rafael Moneo. Total area 40000 m 2. Built area 15000 m 2. 240 employees. The only ABB cast coil Focused Factory for Europe, Africa and Middle East, Central and South America.

ABB in Zaragoza Our markets NEU Northern Europe SAM South America CEU Central Europe MEA Middle East and Africa MED Mediterranean © ABB Group – Only For Internal Use 30 November 2020 | Slide 18

ABB in Zaragoza Working with us – Zaragoza´s competitive edges Most advanced production technologies to guarantee the best product quality. The most demanding quality control system to guarantee the total reliability of the product. © ABB Group – Only For Internal Use 30 November 2020 | Slide 19 Probably the largest production center for dry type transformers in Europe. The deepest experience in the design to guarantee the best technical solutions in all applications. Present all over the world to guarantee the best after sales service.

ABB in Zaragoza Certificates and awards © ABB Group – Only For Internal Use 30 November 2020 | Slide 20 Certificates: Certificate ISO 9001 since 1995 certified by AENOR. IQNET certified by AENOR. Certificate ISO 14001 since 2000. Two test rooms certificate ISO / IEC 17025 since 2001 according to ENAC (general requirements for the competence of testing and calibration laboratories). Adhesion to EMAS (regulation CE 1221/2009). OHSAS 18001 Third party certifications: DNV, Lloyds, ABS, Gost, Bureau Veritas, Rina, Tüw, NKK, RMRS, SGS, AP+. Agenda 21 Certificate in 2008 (UN plan for care and preservation of the environment).

ABB in Zaragoza Certificates and awards © ABB Group – Only For Internal Use 30 November 2020 | Slide 21 Awards: 2002 Export Excellence (Chamber of Commerce – Zaragoza). 2005 Pilot (Logistic excellence – Aragon Government). 2005 CEL (Spanish Logistic Center). 2005 ELA (Logistic excellence – European Logistic association). 2008 Export Excellence (Chamber of Commerce – Zaragoza).

Index Asea Brown Boveri, S. A ABB in Zaragoza Our product Vacuum cast coil applications Briefing of manufacturing process Organization of ABB in Zaragoza References of different applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 22

Our product What is a dry transformer? ABB in Zaragoza Factory manufactures a transformer which does not use any kind of liquid for insulation and cooling. Windings are encapsulated under vacuum, in epoxy resin reinforced with fibre glass net. ABB’s vacuum cast coil transformer is the most technologically advanced design for extreme conditions. ABB has design and manufacturing flexibility to produce for optimum space utilization and special requirements. These transformers… © ABB Group – Only For Internal Use 30 November 2020 | Slide 23 meet strict parameters with respect to electrical system demands. are virtually maintenance free. are manufactured in accordance with industry and international standards including ISO 9001 and ISO 14001.

Our product 3 E Solutions adapted to YOUR needs Ecological: Green Product Economical: Saving Costs Product Efficiency: 99% © ABB Group – Only For Internal Use 30 November 2020 | Slide 24 If you trust in ABB you are sharing our same values. Quality and technological solutions adapted to YOUR necessities and always thinking on preserving our planet.

Our product Main advantages: the most economical Dry Type Transformers reduce the total cost for the customer because they can be installed close to the loads. Lower Investment Costs. Civil works: © ABB Group – Only For Internal Use 30 November 2020 | Slide 25 Shorter LV cables. Close to consumption. Lower civil works costs. Less space needed. Optimize design for space restrictions. Flexibility on design. No fire protection and safety features required. No collecting pits. Longer transformer life due to low thermal and dialectic ageing.

Our product Main advantages: the most economical Lower operating costs: Less load losses. No maintenance needed. Maintenance free. LV cables. Lower insurance fee. Easy reparation “IN SITU”. Optimal design subject to constant improvements in design as new materials become available. Produced in high throughput, specialised and efficient ABB Focus Factory. © ABB Group – Only For Internal Use 30 November 2020 | Slide 26

Our product Green product: safe and environmental friendly Ecological: Reduced environmental contamination © ABB Group – Only For Internal Use 30 November 2020 | Slide 27 Zero risk of leakage of flammable or contaminating substances. Environmental safe in production (closed system). Well suited to damp and contaminated areas. No fire hazard, Self extinguish. Transformers are non flammable and self-extinguishing. Appropiate for wet and polluted ambients. Respectuf with people.

Our product Vacuum cast coil family hi-T Series Small cast coil Dry SPT Rated Power up to 3. 15 MVA. Rated Voltage up to 52 k. V. Rated Power up to 40 MVA. Insulation system temperature: 155ºC (Class F). Rated Voltage up to 72. 5 k. V. Insulation system temperature: 155ºC (Class F). Basic 180 hi-T Plus Rated Power up to 40 MVA. Rated Voltage up to 72. 5 k. V. Insulation IEC EN 60076 -11, CENELEC HD 464, DIN 42563 © ABB Group – Only For Internal Use 30 November 2020 | Slide 28 class H. system temperature

Index Asea Brown Boveri, S. A ABB in Zaragoza Our product Vacuum cast coil applications Briefing of manufacturing process Organization of ABB in Zaragoza References of different applications Internal data © ABB Group – Only For Internal Use 30 November 2020 | Slide 29

Applications Cast coil transformers for standard applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 30 Hospitals Shopping malls Offices Towers Public buildings Data buildings Airports Automobile

Applications Cast coil transformers for special applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 31 Traction systems Marine applications Wind Power applications Drive Systems transformers Excitation Systems transformers Power Plants Pulp and paper Cement Oil and Gas Metal and Mining Chemical and pharmaceutical

Our product Standard accesories Terminal Strip Temperature Sensors Earthing terminals Pulling eyes Wheels Fans (option) Off load tap changer Lifting eyes Rating plate © ABB Group – Only For Internal Use 30 November 2020 | Slide 32

Our product Special accessories Hydrocooler Enclosures © ABB Group – Only For Internal Use 30 November 2020 | Slide 33 OLTC Centrifugal Fans

Our product Recent developments 24 Pulses Class 72. 5 k. V 25 MVA hi- T Series © ABB Group – Only For Internal Use 30 November 2020 | Slide 34

Our product Furthermore, any option is available Challenge our talent © ABB Group – Only For Internal Use 30 November 2020 | Slide 35 Key word: Flexibility

Index Asea Brown Boveri, S. A ABB in Zaragoza Our product Vacuum cast coil applications Briefing of manufacturing process Organization of ABB in Zaragoza Refferences of different applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 36

Briefing of manufacturing process Metallic enclosure available High voltage Winding Low voltage Assembly Core assembly © ABB Group – Only For Internal Use 30 November 2020 | Slide 37 Core

Index Asea Brown Boveri, S. A ABB in Zaragoza Our product Vacuum cast coil applications Briefing of manufacturing process Organization of ABB in Zaragoza References of different applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 38

Organization in Zaragoza A team at your disposal © ABB Group – Only For Internal Use 30 November 2020 | Slide 39

Organization in Zaragoza General chart © ABB Group – Only For Internal Use 30 November 2020 | Slide 40

Organization in Zaragoza Marketing and sales department Carlos García Quirós Marketing and Sales Manager Alberto Rivas Gamesa, IT Wind Business © ABB Group – Only For Internal Use 30 November 2020 | Slide 41 Mariano Berrogaín Vestas DK, FI, SE, NO, CZ, SK Marine Business / Dry SPT José M. Mateo AT, DE, CH, PL, HU VSD Business José A. Cano GB, IE, FR, NL, BE, LU, SAM, NAM, Asia Railways Business / Dry Resale Juan P. Gracia MEA, UA, RU, BY, KZ, Baltics Jaime Ruiz ES Solar Business Rafael Buenacasa TR, GR, PT, Maghreb Balcans, Asia (Ex-Russia), RO, BG Railways Business Berta Obis Marketing and Communications

Index Asea Brown Boveri, S. A ABB in Zaragoza Our product Vacuum cast coil applications Briefing of manufacturing process Organization of ABB in Zaragoza References of different applications © ABB Group – Only For Internal Use 30 November 2020 | Slide 42

References for different applications Vacuum cast coil technology all over the world © ABB Group – Only For Internal Use 30 November 2020 | Slide 43 Hospitals: Trondheim in Norway. Coventry New Hospital in United Kingdom. King Saud Bin Abdul Aziz University - Science Health and Hospital in Saudi Arabia. Shopping Malls: Ikea in Portugal & Germany. Marks & Spencers in United Kingdom. Dundrum Town Centre in Irland. Arena Plaza in Hungary. Carrefour in Spain and Greece. Al Waab Malls in Qatar. Barwa Commercial Avenue in Qatar. Hotels: Buyuk Efes In Turkey. St. Regis Hotels & Residential Towers in Qatar. Grecotel in Greece. Ibis in Poland. THI Vía Bergamin Elettrici Hotel in Italy.

References for different applications Vacuum cast coil technology all over the world Towers: Qipco Office Towers in Qatar. World Trade Center in Montevideo. General Organization for Social Insurance Towers in Saudi Arabia. Doha Convention Center and Tower in Qatar. Trump Towers Project in Istambul. Airports: Bangkok in Thailand. Dubai International in UAE. Munich airporrt and Airbus in Germany. Budapest Airport in Hungary. Queen Alia International Airport - Amman in Jordan. Undergrounds: Montreal in Canada. Athens in Greece. London in England. Madrid and Barcelona in Spain. © ABB Group – Only For Internal Use 30 November 2020 | Slide 44 ADIF (National Spanish railways) – Barajas railways access in Spain.

References for different applications Vacuum cast coil technology all over the world © ABB Group – Only For Internal Use 30 November 2020 | Slide 45 Oil and Gas Raffineria di Milazzo in Italy. Slovnaft and oil refinery in Slovakia. British Petroleum in Netherlands. Cement Holcim Cement Alesd in Switzerland. British Petroleum in Netherlands. PCK Oil refinery in Germany. Kamenets-Podolsk Cement Factory in Ukraine.

References for different applications Vacuum cast coil technology all over the world Others © ABB Group – Only For Internal Use 30 November 2020 | Slide 46 District Cooling: North Site Central Plants - Qatar Foundation in Qatar. Utility (Power Plants) Unión Fenosa Distribución and Generación in Spain. Endesa Generación in Spain. Iberdrola Generación in Spain. E. ON Etnat AB in Sweeden. Az Zour Emergency Power Plant in Kuwait. Sesca Energy Oy (UT) in Sweden. Kriel Power Station in South Africa. La Robla Photovoltaic solar centre in Spain. La Breña Hydropower plant in Spain. La Dehesa Solar Power Plant in Spain.

Buildings South Africa football world cup Soccer City ABB in Zaragoza factory collaborates with two projects for this event in 2010: “Soccer City Stadium FIFA World Cup” Stadium © ABB Group – Only For Internal Use 30 November 2020 | Slide 47 Location: Johannesburg. 14 dry transformers raging from 500 KVA to 1000 KVA. “Green Point Stadium” Location: Cape Town. 12 dry transformers with a scope of supply of 1200 k. VA.

Buildings South Africa football world cup ABB in Zaragoza delivered a total amount of 26 vacuum cast coil dry type transformers for the Wold cup 2010 in South Africa and won. © ABB Group – Only For Internal Use 30 November 2020 | Slide 48

Solar Eco. Dry Hassi R’ Mel Solar Plant “Hassi R’ Mel Solar Plant” This is the first project that integrates power solar generation and combined cycle power in the same site. © ABB Group – Only For Internal Use 30 November 2020 | Slide 49 Location: Argelia, Africa. 20 dry type transformers: 10 x 2500 k. VA, 6000 / 420 V 2 x 2500 k. VA, 6000 / 725 V 2 x 3000 k. VA, 6000 /420 V 2 x 2500 k. VA, 6000 / 725 – 725 V 2 x 250 k. VA, 400 / 420 V – (Cu / Cu – Windings) 2 x 100 k. VA 400 / 420 V – (Cu / Cu – Windings)

High voltage and large power dry type (Dry SPT) Unión Fenosa (Utility in Spain) Customer need 1 x 15000 k. VA, 45 / 16 k. V On load tap changer ABB response Replacement of polluted PCB transformers First prototype of the Utility to be installed in a urban substation. Customer benefits © ABB 22/07/2009 | Slide 50 Fire hazard Security Environmental and ecological

hi-T Plus transformers London Underground Limited (LUL) Customer need 33 transformers with tailor made weights and dimensions for Jubilee and Metropolitan lines. Closely coupled transformers with traction Duty Class VI ABB response Shot circuit tests / combined transformer rectifier test First dry type transformer approved by LUL standards Class H: hi- T Plus transformer Customer benefits © ABB 22/07/2009 | Slide 51 High insulation level transformers Longer lifetime

Eco. Dry 99 plus Småkraft (consortium of hydropower plant in Norway) Customer need 27 dry transformers up to 10000 k. VA Suitable for hydro power plants ABB response Reduced losses (Eco. Dry 99 Plus) Compact tailored design for the plants Customer benefits © ABB 22/07/2009 | Slide 52 Efficiency 99% Pollution free Environmental friendship

Zaragoza Challenges Special projects, on time delivery and new developments Project Name: “Baserca Hydroelectric Plant” The dry type transformer as a sustainable alternative” (Oil replacement) Scope of supply: 1 x 7500 k. VA, 25000 / 6300 V (Connection group: YNd 5, AF/WF) High and Low voltage made of cooper and encapsulated. Relevance: . A metallic enclosure IP 44 was required due to the depth and environmental characteristics (humidity) were the cast coil transformer was installed. © ABB Group – Only For Internal Use 30 November 2020 | Slide 53

Zaragoza Challenges Special projects, on time delivery and new developments Project Name: “Fast delivery 800 k. VA 15 k. V” 10 days project. Scope of supply: 1 x 800 k. VA, 15000 / 420 V (Connection group: Dyn 11, TMD-T 4, Pt 100) Relevance: Transformer needed to be designed, manufactured and tested in 15 days, in order to be delivered the 1/04/2010. © ABB Group – Only For Internal Use 30 November 2020 | Slide 54

Zaragoza Challenges Special projects, on time delivery and new developments Relevance: 72. 5 k. V insulation level. Designed, manufactured and succesfully tested in Zaragoza factory. © ABB Group – Only For Internal Use 30 November 2020 | Slide 55

An Efficient Solution for all Applications? Certainly. © ABB Group - Confidential Presentation 30 November 2020 | Slide 56