destin_hhibcoprofile.pdf

C O M P A N Y

P R O F I L E

C O M P A N Y

P R O F I L E

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Establishing of Vassil Kolarov Power Engineering Plant

Elprom Trafo Co.

Hyundai Heavy Industries Co. Bulgaria

Three separate production branches:• HV apparatuses• electric motors• transformers

Hyundai Elprom Trafo Co.• a member of Hyundai Group


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• POWER AND DISTRIBUTION TRANSFORMERS from 2.5 up to 250 MVA and up to 400 kV

• INSTRUMENT TRANSFORMERSfrom 36 up to 145 kV

• ON-LOAD TAP-CHANGERSup to 2000 A, 245 kV

• OFF-CIRCUIT TAP-CHANGERSup to 2000 A, 245 kV


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Executive DirectorK. B. KOO

Procurement &Mat’l Cont’l

Production& DesignC. H. LIM

Sales & MarketingRANGELOV

Transportation

TransformersOverseas Sales

Tap-ChangersOverseas Sales

Domestic Sales

Planning & Control

TransformersGEORGIEV

Design

Estimation

Production

Metal Welding

Maintenance

Tap-ChangersBLAZHEV

Production

Foundry

Metal Anti-corrosion

Technology

DevelopmentDRAGOMIROV

Design

Development

Quality AssuranceSTOILOV

After Sales Service

QualityControl

Tap-ChangersLaboratory

TransformersLaboratory

HumanResources

InformationTechnology

Account’g &Cost cont’l

Financial & AdministrationW. K. JANG

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NUMBER OF STAFF - 577

Education level:• Master Degree in Engineering - 143• Master Degree in Economics - 35• Others - 399


Training:• Special training course in HHI Korea - 37• Special training course in Bulgaria - 77• Training course in HHI Bulgaria - 421

Production experience:• More than 25 years - 71• More than 20 years - 214• More than 10 years - 127• More than 5 years - 123

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QUALITY ASSURANCE

Quality assurance system• standard - ISO 9001-2000• certifying organization -TUV CERT-Germany• year of adoption - 1997• last Certifying audit - December 2003• validity of the last certificate - December 2006

Scope • design of transformers, OLTC and HV apparatus• manufacture of transformers, OLTC and HV apparatus• trade of transformers, OLTC and HV apparatus• service of transformers, OLTC and HV apparatus

International audits• International power - August 2001• KEMA - December 2001•TUF CERT - December 2003• Jacobsen Elektro AS, Norway - March 2005


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1) IEC 76 (for Europe and Asia)

2) ANSI C 57.12.00 (for America)

3) BDS (for Bulgaria)

4) DIN (for Europe)

5) IEC 60214-1 (for Europe and Asia)

6) EN (for Europe)


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1) Power transformers

2) Distribution transformers

3) Earthing transformers

4) Instrument transformers

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• Annual production capacity

3000 MVA

• Production capacity

up to 250 MVA

• Production voltage

up to 400 kV

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• Automatic machine for cross cutting of transformers steel

• Automatic machine for longitudinal cutting of transformers steel

• Winding machine

• Assembly stands for cores

• Assembly stands for core and coils

• Drying ovens for windings

• Drying ovens for core and coils

• Vacuum filter plant for transformers oil

• Machine for bending of construction steel

• Machine for cutting of construction steel

• Machine for gas cutting of construction steel

• Welding machines

• Turning machines

• Press machines

• Milling machines

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No Specification of Transformer Test Date Type of Tap Changer Customer

1 TMP 10000 / 110 24.06.1983 OLTC Bulgaria

2 TMP Y 26860 / 66 11.08.1992 OLTC "EEA" - Egypt

3 TMP Y 10000 / (3000) / 132 21.11.1996 OLTC "WAPDA" - Pakistan

Performance record of short circuit test

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Coreassembly

Coil assembly


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Transformeractive part assembly

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• Laboratory Complex 'Transformers' is responsible for the final phase of the quality control of power transformers, which is the acceptance testing of the fully assembled transformers before shipping.

• There are abilities to test transformers in the size range to 200 MVA or more and the voltage range to 400 kV.

• The laboratory's team includes experienced engineers and skilled technicians able to conduct the all needed tests according to the requirements of many international and country's standards like IEC, DIN, BS, ANSI, BDS.

HAEFELY Impulse generator


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Generator 3.75 MVA, 50 Hz

Generator 3.15 MVA, 200 Hz

Set of supplementary test

transformers

A set of modern

instrumentation which

fulfill the requirements of

the international standards.

Major Equipment

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This laboratory section is equipped with measuring equipment for no load testing, short circuit testing as well as temperature rise test.

There is also instrumentation for

routine tests of voltage ratio and winding

resistance.

Measuring of Impedance, Losses, Temperature Rise


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There abilities to test transformers with applied alternating voltage of power frequency and induced over voltage test of increased frequency.

Different wave shapes for lightning impulse, full wave, chopped wave and switching impulse are created by modern impulse test system from HAEFELY.

Capabilities to measure PD of

power transformers

and measuring transformers.

Dielectric Tests


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Transportwith N2

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Truck Trailer Load capacity Mercedes Benz Gold Hoffer 120 tons Mercedes Benz Gold Hoffer 160 tons

Transportof 125 MVAtransformer


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Means of Transport

• by road

• by rail

• by sea

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• Annual production capacity of OLTCs: 1’000 pcs• Factory space: 9’075 m2

Mounting Shop View


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• Max. rated through - current:up to 2000 A

• Insulation to ground:up to 245 kV

On-Load Tap-Changerstype RS


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• Max. rated through - current:up to 2000 A

• Insulation to ground:up to 245 kV

Off-Circuit Tap-Changerstype PBV


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Stand for routine tests


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� T y p e D a t e L a b o r a t o r y

1 R S 9 ( R S 9 . 3 , R S 7 ) 1 9 8 5 K E M A - H o l l a n d

1 9 8 7 , 1 9 8 8 V U S E - C z e c h R e p .

1 9 8 9 S R C - H V A - R u s s i a

2 R S 5 ( R S 7 ) 1 9 8 5 K E M A - H o l l a n d

1 9 8 9 V U S E - C z e c h R e p .

3 R S 6 1 9 8 6 , 1 9 8 8 V U S E - C z e c h R e p .

4 R S 1 2 ( R S 1 6 ) 1 9 8 6 V U S E - C z e c h R e p .

1 9 9 5 K E M A - H o l l a n d

5 R S 9 . 3 1 9 8 6 V U S E - C z e c h R e p .

2 0 0 1 K E R I - K o r e a

2 0 0 3 S C R A T O V N A – C z e c h R e p .

RS9 . 3 - I - 1 20 0 ,1 60 0 2 0 04 ( CES I – I t a l y) KEMA - Ho l l and

6 RS21 2 0 02 KERI - Kore a


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73 RS 4; RS 5; RS 9; RS 12EETCEgypt10

639 RS; RS 2; RS 4; RS 5;RS 6; RS 7; RS 9; RS 12SkodaCzechoslovakia9

14 RS 9; RS 12SkodaCzech Republik8

1'964 RS 9; RS 12MashimportdifferentCIS7

130RS 7.3; RS 9.3XIAMENdifferentChina6

1'595RS; RS 2; RS 3; RS 4;RS 5; RS 9; RS 9.3NECBulgaria5

8 RS 9.3Rade KoncarBosnia4

3 RS 9EvroenergyBelarus3

13RS 10, RS 9.3, RS 6.3VA-TECHEBG-ELINAustria2

3 RS 9.3KESHAlbania1

National Electrical Co.or Foreign Trade Co.

Transformermanufacturer

UnitsType(s)End user

CountryNo


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3 RS 9.3EDLLebanon20

485RS 5; RS 9; RS 9.3;RS 12; RS 21KEPCOHHIKorea19

1 RS 9ToshibaJapan18

14 RS 5NEPCOJordan17

4 RS 5; RS 9.3GETRAItaly16

41RS 9; RS 12Amzon NiroIran transfo Co.Iran15

77 RS 4; RS 9AlstomIndia14

4 RS 4; RS 9TranselectroGANZHungary13

179RS 5; RS 9PPCGreece12

2'167 RS 5; RS 9; RS 10ElektotechnikVEB TRO BerlinGermany11




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1’290RS 5; RS 6; RS 9; RS 9.3; RS 12MashimportdifferentRussia30

2’447RS; RS 2; RS 3; RS 4;RS 5; RS 9; RS 9.3MashinoimportElectroputereRomania29

17 RS 6; RS 9PDRK28

9RS 9.3EFACECPortugal27

1 RS 9ElektrimPoland26

100 RS 4; RS 5; RS 9; RS 9.3; RS 16WAPDAPakistan25

19 RS 12NEPANigeria24

1 RS 9Mongolia23

11 RS 9; RS 12EMOMacedonia22

17RS 9EWEXLithuania21




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8 RS 7.3SlovalkoSlovakia32

49’861TOTAL

5 RS 9Vietnam39

30 RS 9; RS 12TransformatorUzbekistan38

82RS 9ZTRUkraine37

38'246 RS; RS 2; RS 3; RS 4;RS 9; RS 12MashimportdifferentUSSR36

13 RS 12UAE35

1 RS 9Thailand34

2 RS 9PEEGTSyria33

145RS; RS 2; RS 3; RS 6;RS 9; RS 9.3; RS 12MINELSerbia31




CountryNo


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Austria,

Brazil,

Phillipine NPC/Luzon "C“,

Puerto Rico,

Spain/Valladolid III Energy Center,

Mexico/IEM,

Poland,

Russia, i.e.

Others

359Dae Chung, HDEC, KEPCO, etc.Korea

7 BC Hydro Q-219, Manitoba, SWPC, etc.Canada

25 Saudi Aramco, UAE, etc.Middle East

89 AEP, Black & Veatch, City of Tacoma, New York Power, Nova Cogen, Palomar Energy, PICO Power, SCE, WAPA, etc.

USA

UnitsEnd usersCountry

527TOTAL

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Type No. of Phases

Max. rated through-current

in A

Connecting Diagram

Insulation to ground in kV

RS 9 I, II, III 200, 400, 630 Star 41.5;72.5;123;170;245

RS 9.3 I, II, III 200, 400, 630 Star 41.5;72.5;123;170;245

RS 9 I 800, 1200 All scheme 41.5;72.5;123;170;245

RS 9.3 I 800, 1200 All scheme 41.5;72.5;123;170;245

RS 5 III 200, 400, 630 Delta 41.5;72.5

RS 5 I 1250 All scheme 41.5

RS12 I, II, III 200, 400 Star 41.5;72.5;123

RS12 III 200, 400 Delta 41.5;72.5

RS12 I 800 All scheme 41.5;72.5;123

RS 7 I, III 200, 400, 630 Star, Delta 41.5

RS 6 I, II, III 1250 Star 41.5;72.5;123;170

RS 6 I 2000 All scheme 41.5;72.5;123;170;245

RS 16 I, II, III 200, 400 Star, Delta 41.5;72.5;123;170;245

RS 16 I 800 All scheme 41.5;72.5;123;170;245


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• Tap selector size K, L, M, N.

• OLTCs with diverter switch.

• Operating positions 10-27 (RS 9, RS 9.3-35, RS 7-99).

• With or without a reverse or coarse change-over selector.

• A motor drive unit type MZ 4.1 for driving theabove-mentioned OLTCs in different modificationsdepending on the particular application.


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PBV No. of phases

Max. rated through – current in A

Connecting diagram

Insulation to ground

I , I I 200, 400, 630, 1000 Y , M E 41.5 - 245

I I I 200, 400, 630, 1000 Y , M E 41.5 - 123

I , I I I 200, 400, 630, 1000 S P 72.5

I , I I I 200, 400, 630, 1000 Y / D 41.5

• ME - Single rupture of winding coil (single-bridge scheme)

• DM - Double rupture of winding coil (double-bridge scheme - 2xME)

• SP - Switching over ‘in series-in parallel‘

• Y/D - Switching over ‘star-delta‘


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• Compact construction built on module principle with a largenumber of modifications

• Good performance in moderate, tropic and arctic climate

• Wide range of applications - for power and special transformers

• Small dimensions and easy built in transformers:� Series RS 5, RS 7 are only in one mounting column in delta connection

• High technical parameters:� Contact life

(over 500,000 tap-change operations for RS 9 and RS 9.3)� Mechanical endurance

(over 1,000,000 tap-change operations for RS 9 and RS 9.3)


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• Safety protections and high reliability: � Mechanical interlock against passing over of the end positions both in the OLTC

and in the Motor Drive Unit� Protective relay and easily replaceable protective membrane for the vessel of

diverter switch� Possibility to put alternative protection type such as QUALITROL

• Separate diverter switch for regular wearing out of lighteningarrester contacts

• Resistors above the contact system so the arc burning productsdo not deposit on them

• Easy service and inspections:� Diverter switch dismounting by own portable hoist without interrupting cinematic circuit� No need of Motor Drive Unit service

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THANK YOU VERY MUCH

FOR YOUR TIME.

WE HOPE WE CAN BUILD THE GOOD

PARTNERSHIP TOGETHER.

THANK YOU ONCE AGAIN!

THANK YOU VERY MUCH

FOR YOUR TIME.

WE HOPE WE CAN BUILD THE GOOD

PARTNERSHIP TOGETHER.

THANK YOU ONCE AGAIN!

41, Rojen Blvd., 1271 Sofia, Bulgariatel.: (+359 2) 938 1068, 936 0340; fax: (+359 2) 936 0742, 936 0345

e-mail: [email protected]; http://www.hhi-co.bg


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