ISO 9001U K A SU K A SU K A SU K A SU K A S

ISO 14001

..... Since 1937

The EnergisingTransformers

Solution

Power

In 1942, Crompton Greavescommenced manufacturingTransformers and rolled out thefirst 400kV Transformer in 1978.

Over the years, CromptonGreaves have absorbed worldclass technologies from followingcollaborations.

• Bristish Electric Transformers,UK for 245 kV in 1942.

• Brush Transformers, UK for72.5 kV in 1968.

• Hawker Siddeley PowerTransformers, UK for 245 kVin 1968.

• Westinghouse Electric Corp.,USA and Canada for 500 kVin 1978.

• Honeywell, USA forAmorphous Core in 1999.

• ABB, Sweden for3Ø Locomotive Transformerin 2000

Transformer Design Technologyincorporates the followinghigh-end tools and techniques formulti-physics analysis.

• 2D and 3D FEM analysis forelectrostatic andelectromagnetic distribution.

• MAGNET for electromagetics.• IDEAS and ANSYS for

structural analysis and ANSYSfor seismic analysis.

• Various simulation techniques.

APPLICATIONS

• Multi Winding, Auto andGenerator

• Interconnecting• Start-up• Unit Auxiliary• Step Down• Track-Side• Furnace• Thyristor duty Transformers• On board, Locomotive• Distribution• Earthing

SPECIAL FEATURES

• RTCC Panels with PLCs forSCADA compatibility.

• Fiber optics for direct hot spotmeasurement.

• Intelligent on-line monitoringsystems.

• Nitrogen based fire protectionsystems.

• Sealed tanks to ANSIstandards.

• Compliance to IEC, EN, AS,BS, ANSI, CSA standards andEU Norms.

63 MVAR, 420kV Reactor

Design Automation

315 MVA, 420/220 kV Auto Transformer in1984

The Transformers aremanufactured in 4 modernPlants, ISO certified with totalcapacity of 18,500 MVA pa for315 kVA to 450 MVA,upto 500 kV voltage class.

RANGE

Product Range

Transformers upto 450 MVA, 500 kV, 3 Øupto 900 MVA, 500 kV, 1 Ø banks

Reactors, Shunt and Series upto 80 MVAr, 500 kV

Amorphous Core Transformers upto 2.5 MVA, 36 kV

Dry/Cast Resin/ResinImpregnated Transformers

upto 2.5 MVA, 36 kV

Unitised Substations upto 2.0 MVA, 11kV

µp based RTCC Panel for a bank of4 × 1 Ø Transformers withauto switching of spare unit

The EnergisingTransformers

Solution

Power

320 MVA, 16/230 kV GSU Transformerwith AES Haripur 450 MW Power Plant,Bangladesh

120 MVA, 13.8-13.8/345 kVGenerator Transformers with 900 MWMacaé Merchant Power Plant, Brazil

Crompton Greaves have executed multiple contracts with InternationalEPC Contractors for their Power Plants world-over.

EPC Contractors Highlights

Siemens PG 303 MVA, 10.5/230 kV Generator Transformer atG. TECH Paguthan CCPP, India in 1998.

ABB 1. 290 MVA, 16/230 kV Generator Transformer atALSTOM Power NTPC Gandhar CCPP, India in 1994.

2. 87.5 MVA, 13.8/138 kV Generator Transformerat KING Mountain, Texas, USA in 2000.

ALSTOM Power 1. 137.5 MVA, 15/138.6 kV GeneratorTransformer at PDO, Oman in 1999.

2. 109 MVA, 13.8/230 kV Generator Transformerat BAYANO HEPP, Panama in 2001.

Stone & Webster 125 MVA, 13.8/230 kV Generator Transformer atNorth Duri Co-Gen, Indonesia in 1999.

Mitsubishi 144 MVA, 11/235 kV Generator Transformer atNTPC Auraiya CCPP, India in 1989.

Hyundai 1. 320 MVA, 16/230 kV Generator Transformer atAES Haripur CCPP, Bangladesh in 2000.

2. 240 MVA, 14.7/230 kV Generator Transformerat AES Meghnaghat CCPP, Bangladesh in 2001.

3. 120 MVA, 11-11/220 kV GeneratorTransformer with TANVIR BAVI 220 MW BargeMounted Power Plant in 2000.

NEPCO 1. 110 MVA, 11.5/115 kV Generator Transformerat Saha Co-Gen, Thailand in 1999.

2. 110 MVA, 11.5/115 kV Generator Transformerat Rojana Co-Gen, Thailand in 1999.

3. 70 MVA, 11.5/132 kV Generator Transformerat FIFE Energy, England in 2000.

EL-PASO Energy 120 MVA, 13.8/345 kV Generator Transformers at900 MW Macaè Merchant Power, Brazil in 1999.

90 MVA, 11/132 kV GSU Transformer atTATA Power in India.

POWER GENERATION SEGMENT

77/96/110 MVA, 11.5/115 kV, GSU Transformer at Rojana & Saha Co-Gen, Thailand

.... for over 60 years!

EnergisingSolutions

315 MVA, 400/220 kV Auto Transformerwith NTPC, India

240 MVA, 275/132 kV Auto Transformer with TNB, Malaysia

Crompton Greaves have executed contracts with International Utilitiesworld-over.

Country and Utilities Highlights

Malaysia 12 × 240 MVA, 275/132 kV Auto Transformers(TNB) 33 × 90 MVA, 132/33 kV Power Transformers

36 × 30 MVA, 132/11 kV Power Transformers

Vietnam 3 × 125 MVA, 220/110 kV Auto Transformers(CPPMB, NPPMB, 1 × 63 MVA, 220/110 kV Auto TransformersSPPMB & 6 × 40 MVA, 110/23 kV Power TransformersPha Lia PPMB) 3 × 49 MVA, 220/6.6 kV Station Transformers

2 × 25 MVA, 110/23 kV Power Transformers

Sultanate of Oman 55 × 20 MVA, 33/11 kV Power Transformers(MEW & PDO) 5 × 45 MVA, 11/132 kV Power Transformers

5 ×125 MVA, 132/33 kV Power Transformers3 × 63 MVA, 132/33 kV Power Transformers

Kingdom of 14 × 20 MVA, 33/11 kV Power TransformersSaudi Arabia 7 × 100 MVA, 132/33 kV Power Transformers(SCECO Central) 3 × 40 MVAR, 132 kV Shunt Reactors

2 × 36 MVA, 33/11 kV Power Transformers

Syria 52 × 30 MVA, 66/20 kV Power Transformers(PEDEEE & PEEGT) 10 × 125 MVA, 230/66 kV Power Transformers

Chile 10 × 50 MVA, 110/12.5 kV Power Transformers(Chilectra) 4 × 37.5 MVA, 110/23.5 kV Power

Transformers4 × 133 MVA, 220/110/34.5 kV PowerTransformers

USA 1 × 120 MVA, 13.8/138 kV Power(Gainsville, Florida Transformers& others) 5 × 33 MVA, 38/13.8 kV Power Transformers

3 × 87.5 MVA, 13.8/138 kV PowerTransformers3 × 30 MVA, 13.8/138 kV PowerTransformers

New Zealand 8 × 10 MVA, 110/19 kV Power Transformers(New Zealand & 7 × 30 MVA, 110/33 kV Power TransformersAshburton Elec.) 5 × 15 MVA, 66/11 kV Power Transformers

1 × 25 MVA, 66/11 kV Power Transformers 30 MVA, 110/33 kV Transformer withAshburton, New Zealand

20 MVA, 33/11 kV Power Transformerwith PDO, Oman

POWER TRANSMISSION AND DISTRIBUTION SEGMENT

.... for over 60 years!

EnergisingSolutions

Unitised Substation

• Locomotive Transformers upto5400 kVA, 25 kV AC.

• Thyristor Duty Transformers.

• Package Substations upto2000 kVA.

• Earthing and AuxiliaryTransformers.

MANUFACTURING

• Core building, winding,core-coil assembly andtanking are the criticalmanufacturing processesincorporating hi-techmachinery and equipment forquality outputs and highperformance.

• The new high speed “GEORG”Machines for core slitting andcropping ensure stress-freelaminations without burrs forfully aligned core building.

• The winding is done inpositive pressure, dust free(max. 5 microns)airconditoned environmentwith great care by wellexperienced techno-craftmenon vertical or horizontalWinding Machines.

• The core-assembly is maderigid and stable with the helpof Isostatic Press andassigned tightening.Automated VPD Plant dries itto less than 0.5% moisturecontent and tanking is donecarefully in controlledenvironment.

CRITICAL TEST FACILITIES

• Switching and lighteningimpulse test system.

• Partial discharge and radiointerference measurementfacilities.

• Noise level measurement.

• Temperature rise test plant.

• Dissolved gas analysis for oil.

• Harmonic measurement andanalysis.

• Linerity test set for HVReactors.

• Vibration test plant. Impulse Generator

Oil Filled Distribution Transformer

DISTRIBUTIONTRANSFORMERS

• Oil Cooled Transformers, 500kVA to 10,000 kVA, upto 33kV.

• Dry Transformers upto 2500kVA, 33kV (Cast Resin andResin Impregnated).

• Amorphous CoreTransformers.

• Unitised Substations.

SPECIAL TRANSFORMERS

• Arc and Induction FurnaceTransformers upto 40 MVA,33kV, up to 60 kA Currentapplication.

• Trackside Transformers 31.5MVA, 25 kV AC, single phase. Cast Resin Transformer

Product improvement is a continuous process. Hence data given in this catalogue is subject to change without intimation.

Core assembly of 250MVA GeneratorTransformer

Power Transformer Winding Process

.... for over 60 years!

EnergisingSolutions

ExpressionsofPower

Transformer Exports,Kanjurmarg (East),Mumbai (Bombay) - 400 042.(INDIA)Telephones: +91-22-578 2451Direct : +91-22-579 6902Fax : +91-22-578 0456Email : vk@cgl.co.inHome Page: ht tp : / /www.cg lon l ine.com/

international/

Power Sys tems � Indus t r ia l Sys tems � Consumer Produc ts � In fo r mat ics & Te lecom

CG InternationalInternational Operations ofCrompton Greaves Limited

The Transformers are detailed in thiscatelogue. A fully complimentary lineof HV and EHV Switchgear is alsooffered with world-renownedcollaborations.

• SF6 Gas Circuit Breakers upto420 kV

• Vacuum Circuit Breakersupto 36 kV

• Lightning Arresters upto 420 kV

• Instrument Transformers upto420 kV

• Indoor Switchgear upto 36 kV

• Capacitors and Capacitor Banks

• On Load Tap Changers upto66 kV

Crompton Greaves promotes ahigh level of Research andDevelopment activities to maintain atechnological lead and competitiveadvantage. R & D operations arestructured to initiate a techno-activeresponse right through the company,getting research out of the labs in to

Crompton Greaves Limited,established in 1937, has witnessedover six decades of unparalleledgrowth to have current sales of overRs. 16 Billion (US $ 330 Millions).With an electrifying attitude, a fusionof experience and expertise in thefield of applied energy, extensiveR & D, advanced technology,dedicated workforce, superior

CG.ID/PTransfo2/56/10/02

CG House, Mumbai

the products. Numerous awards andISO 9000 certifications haveaccredited the exacting standards ofquality management.

Today, Crompton GreavesInternational Operations are spreadover all the continents in the world tobecome the largest from India ineach segment of Transformers,Switchgear, L.V. Controlgear,Motors and AC Generators,Pumps and Fans.

As the new millennium consumersplug-in to a switched-on future,Crompton Greaves, a member of theB. M. Thapar Group and Invensysplc., will continue to play anelectrodynamic role …engineeringthe right solutions … making adifference to life and thriving in anincreasingly wired world.

Digital• Informatics• Telecom

ConsumerProducts• Lighting• Fans• Pumps

Power Systems• Transformers• Switchgear• Engineering Projects

IndustrialSystems• Industrial & FHP Motors• AC Generators• Rail Transportation

37%

31%22%10%

manufacturing skills, exactingstandards of quality and diverse anddistinctive competencies thatconverge, Crompton Greaves offersa comprehensive portfolio ofproducts and services forGeneration, Transmission,Distribution and Utilisation of powerin various applications. Its presenceis well established and widespread,notably in the Utilities, Industry,Agriculture, Transportation,Informatics, Telecommunication andLifestyle Products.

Crompton Greaves operates throughfollowing Strategic Business Units,each completely responsible forfocussed manufacturing, marketingand value creation in the respectiveoperating segment.