KONČAR – Instrument transformers Inc.Zagreb, Croatia

KONČAR-Electrical Industry Inc.

Basic Information: 1921 Founded as ELEKTRA Inc., Zagreb 1921 Becomes Siemens Inc. 1946 Renamed to RADE KONČAR since 1991 KONČAR – Electrical Industry Inc.

Present: Concern 19 daughter companies and 1 affiliated company Companies and representative offices abroad:

Switzerland, Bosnia and Hercegovina, the Russian Federation and Serbia 4000 employees Sales revenue: EURO 350 mill Export: 45%

ENG. FOR PLANT INSTALLATION & COMMISSIONIG

ELECTRIC VEHICLES

METAL STRUCTURES

ELECTRONICS AND INFORMATICS

DISTRIBUTION AND SPECIAL TRANSFORMERS

SWITCHGEAR

MEDIUM VOLTAGE APPARATUS

HIGH VOLTAGE SWITCHGEAR

GENERATORS AND MOTORS

POWER PLANT AND EL. TRACTION ENGINEERING

ENERGY AND TRANSPORT

TOOLS

CATERING EQUIPMENT

HOUSEHOLD APPLIANCES

INDUSTRY AND TRADE

INFRASTRUCTURE AND SERVICES

INSTITUTE FOR ELECTRICAL ENGINEERING

DEVELOPMENT AND SERVICES

SWITZERLAND

COMPANIES ABROAD

RUSSIAN FEDERATION

BOSNIA AND HERZEGOVINA

SERBIA

REPRESENTATIVEOFFICES

POWER TRANSFORMERS

AFFILIATED COMPANY

LOW VOLTAGE SWITCHGEAR AND CIRCUIT BREAKERS

SMALL ELECTRICAL MACHINES

KONČAR - Electrical Industry Inc.

INSTRUMENT TRANSFORMERS

KONČAR-Instrument transformers Inc.COMPANY HISTORY:

1947

1952

1962

1965

1973

1991

1992

2003

2006

2010

Production of oil immersed instrument

transformers up to Um = 38 kV

123 kV transformers

245 kV transformers

Epoxy resin insulated

transformers

420 kV transformers

Reorganization and registration under present

name

Combined transformers

500 kV & 750 kV transformers

800 kV transformers

Production in joint-venture

company in China

KONČAR-Instrument transformers Inc.

KONČAR-Instrument transformers Inc.COMPANY PROFILE:

Quality assurance system:

ISO 9001 ISO 14001 OHSAS 18001

Total area: 26.530 m2

Factory area: 9.870 m2

Number of employees: 245

Average employee age: 40 years

Average working experience: 17 years

KONČAR-Instrument transformers Inc.

TOTAL SALES

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

0

5

10

15

20

25

30

Export Domestic market

mil.

€

KONČAR-Instrument transformers Inc.

TOTAL SALES - 1991 ONWARDS

1991

1992

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

0

5

10

15

20

25

30

mil.

€

EXPORT MARKETS:

Australia 14,74%

Serbia 6,98%

B&H 1,52%

Albania 3,27%

Macedonia 2,25%

Poland 13,94%

Hungary 8,84%

Slovenia 5,53%

Greece 4,67%

Bulgaria 9,91%

Nigeria 1,83%

Russia 6,68%

Main markets from 2006 to 2011

Others16,22%

Kosovo 1,58%

India 2,04%

KONČAR-Instrument transformers Inc.

Research & Development

R&D

Original design and

ideas

Cooperation:- Končar Institute - Zagreb

University

Research process

within the factory

Experience ( > 60 yrs.)

1. HIGH VOLTAGE TEST LABORATORY• Tests with AC voltage up to 1200 kV• Completely shielded in Faraday cage• Suitable for all routine tests• Suitable for AC voltage type tests

2. MEDIUM VOLTAGE TEST LABORATORY• Tests with AC voltage up to 100 kV• HV chamber shielded in Faraday cage• Suitable for all routine and AC voltage type tests

3. LABORATORIES IN KONČAR – Electrical Engineering Institute Inc.

4. HV TEST LABORATORY IN KONČAR – Power Transformers Ltd.

Test Laboratories

EN ISO/IEC 17025

Production Program

1. High Voltage Paper-oil Insulated Instrument Transformers

2. Medium Voltage Instrument Transformers

3. Special Transformers

4. Other Products

• Current Transformer - Type AGU• Inuctive Voltage Transformer - Type VPU• Capacitor Voltage Transformer - Type VCU• Combined Instrument Transformer - Type VAU• Inductive Power Voltage Transformer - Type VPT• Capacitor Voltage Divider / Coupling Capacitor - Type CCU

1. High Voltage Paper-oil Insulated Instrument Transformers

2. Medium Voltage Instrument Transformers

4. Other Products

3. Special Transformers

Production Program

Production Program – Current Transformer - Type AGU

Main Features:• Minimum oil design• Hermetically sealed• Tailor made design with no specification

limitations • Partial discharge free on power-frequency

withstand voltage

Type AGU

up to Um = 800 kV

Main Features:• Unique open core design• Ferroresonance immune• Explosion safe design• Hermetically sealed• Partial discharge free on power-frequency

withstand voltage

Type VPU

up to Um = 550 kV

Production Program – Inductive Voltage Transformer - Type VPU

Main Features:• Modern capacitor insulation technology –

mixed dielectric with synthetic impregnating liquid

• Renowned capacitor manufacturer - Iskra• HF communication ready• Hermetically sealed• High quality and operation safety

Type VCU

up to Um = 800 kV

Production Program – Capacitor Voltage Transformer - Type VCU

Main Features:• Original design• Single insulation system• Hermetically sealed• Open core advantages• Ferroresonance immune• Explosion safe design

Type VAU

up to Um = 550 kV

Production Program – Combined Instrument Transformer - Type VAU

Production Program – Coupling Capacitor & Capacitor Voltage Divider – Type CCU

Application:• Capacitor Voltage Divider – power quality

measurement• Coupling Capacitor – HF communicationMain Features:• Mixed dielectric• Resonant frequency > 1,5 MHz• Capable of meeting accuracy and burden

requirements• Partial discharge free on power-frequency

withstand voltage

Type CCU

up to Um = 800 kV

Production Program – Power Voltage Transformer - Type VPT

Main Features:• Rated output up to 100 kVA• Station Service Transformer directly

connected to HV system• Ferroresonance immune• Explosion safe design• Partial discharge free on power-frequency

withstand voltage

Type VPT

up to Um = 550 kV

• Paper-oil Insulated Instrument Transformers• Epoxy Resin Insulated Instrument Transformers• Three-phase Combined Instrument Transformers

1. High Voltage Paper-oil Insulated Instrument Transformers

2. Medium Voltage Instrument Transformers

3. Special Transformers

4. Other Products

Production program

Insulation Paper – oil

up to Um = 52 kV

Insulation Epoxy Resin

up to Um = 40,5 kV

Three – phase Combined

Transformer

up to Um = 38 kV

• Current TransformerType AGU

• Voltage Transformer Type VKU

• Current Transformer for indoor and outdoor use

• Voltage Transformer for indoor and outdoor use

• MV Transformer Type VAH for outdoor use

• 3 voltage & 3 current transformers in mutual housing filled with transformer oil

Production Program – Medium Voltage Instrument Transformers

• Test Transformers – High Voltage and Current Sources• Precise Instrument Transformers• HV Compensating Reactor – Type VNP

1. High Voltage Paper-oil Insulated Instrument Transformers

2. Medium Voltage Instrument Transformers

3. Special Transformers

4. Other Products

Production Program

High Voltage Compensating

Reactor – Type VNP

• capacitive burden compensation

• original core and insulation system design

• Current Source

• High Voltage Source

Test Transformers

• Precise Current Transformer

• Precise Voltage Transformer

Precise Instrument

Transformers

Production Program – Special Transformers

• Current Transformers for Transformer Bushings• High Voltage Instrument Transformers for Gas Insulated Substations (GIS)

– up to Um = 145 kV• Low Voltage Epoxy Resin Insulated Instrument Transformers

– up to Um = 0,72 kV

1. High Voltage Paper-oil Insulated Instrument Transformers

2. Medium Voltage Instrument Transformers

3. Special Transformers

4. Other Products

Production Program

IRAN – two technology transfers• Medium Voltage Epoxy Resin Instrument Transformers• Capacitor Voltage Transformers

CHINA – Joint Venture Company TBEA Končar (Shenyang) Instrument transformers Co., Ltd.

• High Voltage Instrument Transformers

Know - How

Contact

• mail: KONČAR – INSTRUMENT TRANSFORMERS INC.Josipa Mokrovića 10HR-10090 ZAGREBCROATIA

• phone: (+385 1) 379 41 12, 379 52 62, 379 52 61

• fax: (+385 1) 379 40 40

• e-mail: info@koncar-mjt.hr

• web: www.koncar-mjt.hr