ELECTROPUTERE SA

POWER TRANSFORMERS RENEWABLE ENERGY

SC Electroputere SA:

• Power Transformers • Motors and Generators (AC and DC)

Craiova:

An industrial city in the South West of Romania

SC ELECTROPUTERE SA General Information

POWER TRANSFORMERS DIVISION History

200MVA – 220kv autotransformer in service from 1962

• 1949: Founded

• 1951: The first transformer, 750kVA 6/0.4kV.

• 1956 – 1960: Transformers up to 110kV.

• 1960 – 1965: Up to 200MVA 220kV . Enlarged workshop area.

• 1970-1975: Up to 440MVA 420kV. New workshop for large power transformers.

• 1987: 4 units of 440MVA Transformer for Cernavoda Nuclear Power Plant.

• 2008: Privatized

• 2010: 2 units 200MVA 220kV new design – Transelectrica

• 2011: 440MVA – Cernavoda Nuclear Power Plant

• 2011: 25MVA&40MVA - WF Gorban S/S

• 2012: 40MVA - WF Targusor S/S

• 2012: 50/60MVA – Photovoltaic Colibasi S/S

POWER TRANSFORMERS DIVISION Solutions

• One of the biggest transformer suppliers in South-East Europe.

• Deliveries to more than 50 countries and references up to 420kV.

• Solutions for transferring electricity from the generator to the network.

385 MVA 17/400KV Step-up Transformer 100 MVA 400KV Auto Transformer

Generator Transformers (GSU) - One of the main components for a power plant - Generator transformers up to 420 kV and 440 MVA for

thermal power plants (classic or nuclear), hydro or wind

Auxiliary and Service Transformers • Unit Auxiliary Transformers rated up to 72 MVA and with

voltages of up to 24 kV Frequency of 50/60 Hz is connected on generator terminals

• Station Service Transformers up to 100 MVA and voltages up to 220 kV.

POWER TRANSFORMERS DIVISION SOLUTIONS – POWER GENERATION

440MVA 400kV Generator Transformer for Public Power Corporation Greece

34MVA Unit Auxiliary Transformer for Surgut/ Russia CCPP

440MVA 420KV Generator Transformer for Cernavoda Nuclear PP Romania

POWER TRANSFORMERS DIVISION SOLUTIONS - TRANSMISSION

Interconnection Power Transformers and Autotransformers

- Interconnection Power Transformer up to 250 MVA and 420/110 kV - Autotransformers up to 440 MVA and 420/220 kV and 220/110 kV

Earthing Transformers - For electrical networks with various earthing principles

- Power up to 400 kVA and rated voltages up to 66 kV

200MVA 220kV Autotransformer for Transelectrioa

63MVA 132kV Power Transformer for NEPCO Jordan

200kVA, 33kV Earthing Transformer for NEPCO Jordan

250MVA 400kV PT for Transelectrica

POWER TRANSFORMERS DIVISION Solutions - Distribution

10MVA 123/20kV for Romania

16 MVA 33/11,5kV for Iraq 4 MVA 22/6,3 kV for Romania

Medium Power Transformers • For indoor or outdoor applications in urban or industrial

areas • Power from 10 to 63 MVA and 123kV, three phase units

(higher voltage levels on request)

Distribution Transformers • For indoor or outdoor applications for small areas • Power 2,5-16 MVA and voltage up to 66 kV

POWER TRANSFORMERS DIVISION Solutions - Transformers

Main characteristics of Power Transformers : - Suitable for indoor as well as outdoor applications - Frequency of 50/60 Hz - Normal or low level losses - Cooling system: ONAN/ONAF, OFAF, ODAF, OFWF - Conservator tank open or with membrane - Standards: IEC 60076, ANSI C57 - Normal or low noise level - With DETC/NLTC or OLTC - Wide range of accessories - Environmental temperature ranging between -60°C & +55°C

POWER TRANSFORMERS DIVISION SOLUTIONS – 23 MVA 30-66/11.5 kV Mobile Substation

ELECTROPUTERE MOBILE SUBSTATIONS are the result of a high level of qualification and experience translated into a flexible and reliable design that meets international standards in force and is always custom designed.

The main advantages of using mobile Substations are: • backup unit for power supply • high mobility • flexibility • reduced costs • reduced delivery time

POWER TRANSFORMERS DIVISION Solutions - Design

POWER TRANSFORMERS’ DESIGN

Power Transformers Division has its own Design Department consisting of highly trained engineers committed to offer the best solution for our partners’ requirements by using specialized software for 3D design and transformer optimization.

POWER TRANSFORMERS DIVISION Solutions - Service

SERVICE

Electroputere offers a full range of after sales services according to your needs. Our technical specialists can offer you solutions for:

- Erection procedures, on site commissioning and testing - Spare parts - On site diagnosis - Long term maintenance contracts - On site overhauls, including: transformer drying & oil processing - Retrofit and life extension service in EP or on site - Technical assistance and supervision - Repairs

148MVA Step Up Transformer for CEGCO Jordan - during the erection procedure

100MVA Auto Transformer for SIEMENS Philippines - during the erection procedure

200MVA Auto Transformer for CET Isalnita - during oil treatment

POWER TRANSFORMERS DIVISION Solutions – Customer Benefits

CUSTOMER BENEFITS

150MVA Auto Transformer for Kosovo

150MVA Autotransformer for Romania Training courses with customers engineers

• Short delivery time • Low cost operation and maintenance • Quick installation • Robust and compact design • Interchangeability with the existing

transformer • Technical assistance and training • Facilities for parallel operation in banks

POWER TRANSFORMERS DIVISION Deliveries

Customers

POWER TRANSFORMERS DIVISION DELIVERIES FOR WIND FARMS SUBSTATIONS

RATED OUTPUT ( KVA )

VOLTAGE ( KV )

VOLTAGE CONTROL

( % )

VECTOR GROUP

NOS ( PCS )

YEAR of

DELIVERY

APPLI - CABLE CODE /

STD

COUNTRY CUSTOMER

40000 110/33 ±9x1,78 YNd11 1 2012 IEC ROMANIA WIND POWER

PLANT CONSTANTA

25000 150/21 +6/-10 x 1,25 Dyn1 1 2012 IEC GREECE RODAX

40000/50000 150/15.75-21 +6/-10 x 1,25 Dyn1 2 2012 IEC GREECE PPC GRECIA

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE ELTECH ANEMOS

GREECE

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE ABB GREECE

25000 110/22 ±9x1,78 YNd11 1 2011 IEC ROMANIA ELECTRICA SERV

GORBAN

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE XIROVOUNI

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE PRENECON

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE ELECTROMEC

AGIONORI

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE AEOLIKO

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE ELECTROMEC ILIOKASTRO

40000/50000 150/21 +6/-10 x 1,25 Dyn1 3 2011 IEC GREECE TERNA ENERGY

GREECE

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2011 IEC GREECE PARALOS

POWER TRANSFORMERS DIVISION DELIVERIES FOR WIND FARMS SUBSTATIONS

RATED OUTPUT ( KVA )

VOLTAGE ( KV )

VOLTAGE CONTROL

( % )

VECTOR GROUP

NOS ( PCS )

YEAR of

DELIVERY

APPLI - CABLE CODE /

STD

COUNTRY CUSTOMER

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2010 IEC GREECE AIOLIKA (PPC)

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2010 IEC GREECE AIOLIKA (PPC)

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2010 IEC GREECE ELLINIKI (PPC)

40000/50000 150/21 +6/-10 x 1,25 Dyn1 1 2010 IEC GREECE PARALOS

40000/50000 150/15.75-21 +6/-10 x 1,25 Dyn1 2 2010 IEC GREECE SIEMENS

40000/50000 150/15.75-21 +6/-10 x 1,25 Dyn1 2 2010 IEC GREECE PPC

40000/50000 150/15.75-21 +6/-10 x 1,25 Dyn1 2 2010 IEC GREECE PPC

40000/50000 150/15.75-21 +6/-10 x 1,25 Dyn1 1 2010 IEC GREECE PPC

40000/50000 150/15.75-21 +6/-10 x 1,25 Dyn1 3 2010 IEC GREECE PPC

40000/50000 150/21 +6/-10 x 1,25 Yyo 1 2010 IEC GREECE PPC

40000/50000 150/21 +6/-10 x 1,25 Yy0 2 2010 IEC GREECE PPC

40000/50000 150/15,75-21 +6/-10 x 1,25 Dyn1 1 2010 IEC GREECE PPC

POWER TRANSFORMERS DIVISION WIND FARM SUBSTATION

ESIMI S/S EPC: ELECTROMEC End - User: AKTOR

POWER TRANSFORMERS DIVISION WIND FARM SUBSTATION

MIRTOS II S/S EPC: ELECTROMEC

POWER TRANSFORMERS DIVISION WIND FARM SUBSTATION

MOLAOI S/S EPC: ELECTROMEC

POWER TRANSFORMERS DIVISION Main Suppliers of Transformer Components

ITEM MANUFACTURER PLACE OF

MANUFACTURE

CTC ESSEX

DE ANGELI ALPKE

ITALY ITALY

TURKEY

WRAPPED COPPER WIRE DE ANGELI

COOPER FIELD ITALY ITALY

CORE STEEL

LEGNANO TEKNOELECTRIC SPECIALACCIAI

NUOVAELECTROFER TECNO ELECTRIC

ITALY

INSULATION MATERIALS

WEIDMANN PUCARO KREMPEL

PETROCART MUNKSJO PAPER AB

SWISS GERMANY GERMANY ROMANIA SWEDEN

TANKS ELECTROPUTERE ROMANIA

OLTC MR ABB

HYUNDAI

GERMANY SWEDEN

BULGARIA

BUSHINGS

TRENCH ABB

PASSONI VILLA ELECTROPUTERE

FRANCE SWEDEN/SWISS

ITALY ROMANIA

OIL NYNAS SWEDEN

OIL COOLERS LUVATA SWEDEN

RADIATORS EUROCOOLER FRANCE

GAS AND OIL ACTUATED RELAYS

EMB GERMANY

OIL LEVEL INDICATOR QUALITROL MR MESSKO

CEDASPE

SWEDEN GERMANY

ITALY

OIL AND WINDING TEMPERATURE

INDICATORS

QUALITROL MR MESSKO

CEDASPE

SWEDEN GERMANY

ITALY

POWER TRANSFORMERS DIVISION Workshop Area

Manufacturing of windings • Horizontal winding machines; • Vertical winding machines; • Presses of 400 t and autoclave (oven) at 110oC heated with air to shrink the windings.

Winding workshop

POWER TRANSFORMERS DIVISION Workshop Area

Magnetic core

40MVA Power Transformer Step-lap Core

440MVA Power Transformer Step-lap Core 40MVA Power Transformer Step-lap Core

325MVA Power Transformer Step-lap Core

POWER TRANSFORMERS DIVISION Workshop Area

Metallic parts workshop

Metallic Parts

POWER TRANSFORMERS DIVISION Workshop Area

Sandblasting and painting rooms

Metallic Parts

POWER TRANSFORMERS DIVISION Workshop Area

Final Assembly • Kerosene vapor phase drying equipment – 400m3 at 110oC with vacuum of 10-2 torr • Oil treatment and filling equipment

50MVA Active part 280MVA Transformer after drying

440MVA Winding assembly

POWER TRANSFORMERS DIVISION Workshop Area

Final Assembly

Processes: • Active part drying • Active part tanking • Assembly of bushings • Assembly of cooling system • Wiring of all accessories • Vacuum treatment • Oil filling (under vacuum)

34MVA 132/6,3/6,3kV Transformer for Iraq

339MVA Step-up Transformer for Greece

50MVA Power Transformer for Greece

POWER TRANSFORMERS DIVISION Workshop Area

Tests

Routine tests in our own laboratories, for example : - Ratio, Winding resistance, No-load losses, Load Losses, Zero

sequence impedance, Induced overvoltage etc.

339MVA 400kV Power Transformer for Greece 50 MVA Power Transformer for Greece

POWER TRANSFORMERS DIVISION Workshop Area

Tests

Type and special tests in ICMET, an independent state laboratory, certified by DATECH, Germany and RENAR, Romania, for example: - Type tests: Impulse tests, Noise level tests, Harmonics, Temperature rise, etc. - Special tests: Short circuit tests, Vibration tests, etc.

POWER TRANSFORMERS DIVISION Workshop Area

Tests

Transformers from ELECTROPUTERE that has been short-circuit tested:

Item

Transformer type Customer

1 167/167/53 MVA - 400/√3/231//√3/22 kV TRANSELECTRICA 2 80 MVA – 123/10.5 kV HIDROELECTRICA 3 60 MVA – 110/10.5/6.3 kV NUCLEARELECTRICA 4 40 MVA – 110/11 kV ENEL 5 25 MVA – 24/6.3 kV CE Turceni SA 6 16 MVA – 110/6.6 kV CEZ 7 10 MVA – 150/27.5 kV Railways Greece 8 1600 KVA – 6/0.4 kV NUCLEARELECTRICA 9 40MVA-115/20,8kV ENEL

10. 25 MVA 15/6.3 KV TRANSELECTRICA 11. 25 MVA 115/20.8 kV ENEL 12. 10MVA 20.8-10.4/6.3 kV ENEL

POWER TRANSFORMERS DIVISION Certification

Certification: SRAC and IQNET Quality Environment Health & Safety

POWER TRANSFORMERS DIVISION Certification

Foreign accreditations

ACHILLES – UVDB UK & Sellihca Certificate of Registration for: - Supplying Power Transformers and Distribution/Auxiliary Transformers ENEL – Homologation for 25MVA and 40MVA SEC - Saudi Electricity Company KSA – Supplier Authorization for: - Supplying Power Transformers and Distribution/Auxiliary Transformers rated up to 100MVA , 132KV MOEK - Ministry of Electricity Kurdistan – Supplier Authorization for: - Supplying Power Transformers and Distribution/Auxiliary Transformers rated up to 33KV

POWER TRANSFORMERS DIVISION Certification

Domestic accreditations AFER Romania – Authorization to: - supply any of Electroputere products related to Railway stations & Railway engines.; - repair products related to Railway stations & Railway engines - perform erection procedures and commissioning works for Electroputere products related to Railway stations & Railway engines - after sales service activities. NUCLEAR Romania – Authorization to: - manufacture products related to Nuclear Power Plants; - repair products whose scope of supply is related to Nuclear Power Plants; - performing erection and commissioning works for Electroputere products related to Nuclear Power Plants; - After sales service activities. NUCLEAR Romania – Authorization to: - design products in Electroputere whose scope of supply is related to Nuclear Power Plants - Design technology for rehabilitating products in Electroputere whose scope of supply is related to Nuclear Power Plants TRANSELECTRICA Romania – Authorization to: - supply any of Electroputere products related to Electrical Power Plants; - repair products related to Electrical Power Plants - Perform erection procedures and commissioning works for Electroputere products related to Electrical Power Plants; - After sales service activities.

ELECTROPUTERE

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