WHAT IS TRANSFORMER?

Transformer Is A Set Used To

Change The

Voltage And Current

From Side To Other Side
22KV 220KV

Components of Electric Network

G

Step up transformer O.H.T.L

. Step down transformer

D

.

Generation Transformation Transmission Transformation Distribution
Stages of Production

1st Stage (2008 - 2009)

- Dry type transformers :

Ratings up to

10 MVA / up to 33 KV

- Small power transformers:

Ratings up to

40 MVA / up to 66 KV

- Large power transformers

Ratings up to

200 MVA / up to 220 KV

2

nd Stage (2010)

- Large power transformers:

Ratings up to 600 MVA / up to 500 KV

Dry Type Transformers

Distribution Applications :

Distribution Transformers (

100-3150 kVA)

Mono-phase Transformers

Earthing Transformers

Power Applications :

Power Transformers (

4000 kVA – up to 10 MVA)

Transformer with On Load Top Changer

Auto-transformers

Generator Transformers

Industrial Applications :

11

Rectifier Transformers with 3 or 4 windings (double storey)

Applications

• This new factory is the first of its kind in MENA and can

produce several types of transformers which are

required for all types of projects (construction, Industry,

wind energy generation, infrastructure…etc

Cast Resin Transformers

Product in Details

1) Core

2) LV terminal

3) Resilient spacer

4) HV terminal

5) LV coil

LV aluminium foil winding insulated with Prepregs and hotpolymerised

resin

- Reduction of the axial and radial short-circuit forces to a minimum

- High resistance to short-circuits-

- Inclusion of cooling channels if required-

6) HV coil

HV winding copper or aluminium conductors cast under

vacuum into moulds reinforced ion materials.

7) Tapping link

8) Delta connection rods

9) Earthing

10) Yoke clamping and wheelbase

11) Roller

Technologies

HV cast under vacuum

LV cast under vacuum

HV cast under vacuum

LV impregnated foil

HV copper HV copper

LV copper

HV l i i HV l i i

pp

LV copper

aluminium

LV aluminium

aluminium

LV aluminium

HV Copper

LV aluminium

Cont. Technologies

HV cast under vacuum

LV cast under vacuum

This technique

HV copper

allows upto

pp

20 MVA LV copper

HV l i i

rated power

&

aluminium

LV aluminium

36 kV HV

&

36 kV LV windings

Cont. Technologies

HV cast under vacuum

This LV impregnated foil technique

allows upto

HV copper

LV copper

3150 kVA

HV aluminium

aluminium

rated power

&

36

HV Copper

kV HV

LV

&

LV aluminium

Raw Materials and Components

from approved Supplier

Germany

Steel Frames Egypt

Core Material

Aluminum Thyssen

Local

Ak Turkey

pp pp

UIC Egypt

Foil

Copper Flat wire

Copper Foil

Egypt

MKM

UIC

Germany

Aluminum Aluminum flat wire Resin System

Materials

Filler

Core design

Core design

Standard range (normal and reduced losses):

• Core sheets: - FeM-140-30-S (M5X), cold rolled, 0.27-0.3 mm

- grain oriented, low-loss

- Carlite-insulation

• Interfaces: - Cutting angle of 45

°

- Step-Lap

• Section: - round (Column and yokes)

t t d b t ti i h

18

• protected by a prote

Standard range (normal a

Low Voltage

Foil winding =>

high mechanical

resistance to short-circuits

• conductor material: aluminium

or copper foil

• layer insulation: pre-impregnated

polyester film of insulation class F

First pre-impregnated film winding,

not yet hardened; then the hotpolymerisation

of the resin with the

polyester and conductor material

results in a rigid, temperature

19

resistant body.

nd reduced losses):

• Core sheets: - FeM-140-30-S (M5X), cold rolled, 0.27-0.3 mm

- grain oriented, low-loss

- Carlite-insulation

• Interfaces: - Cutting angle of 45

°

- Step-Lap

• Section: - round (Column and yokes)

t t d b t ti i h

18

• protected by a prote

Switzerland

Germany

Germany

Huntsman

Quartzwerke

Insulation Pucaro Krempel

LV Insulators

Wedges

Roller Egypt

Egypt

Egypt

Pucaro-Local

Local

Local

T154 Relay Italy

PT100 Italy

Tecsystem

Tecsystem1,1 kV LV windings