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Company Profile

NATEL Electrical Division is an independent division of NATEL and is concentrating on engineering, supply of equipment and implementation of electrical power projects and process control for power projects (SCADA).

To secure a reliable continuous service and supply base for above activities, NESMA invested into engineering and manufacturing companies in Slovenia and Croatia (former Yugoslavia) as listed below:

ISO Certification

KORONA Power Engineering, Ljubljana, Slovenia

KORONA is 56.25% majority owned by NESMA. It has a full time staff of over 20 highly skilled engineers and specialists involved into power projects in Slovenia, the Kingdom of Saudi Arabia, including the design for 110 kV Transmission substations. In addition, KORONA specializes in SCADA projects. Several projects have been completed in the Kingdom in co-operation with NATEL. KORONA has direct access to factories within the KONCAR group and has excellent contacts with major manufacturers in Central Europe enabling them to provide very efficient technical and procurement support for main equipment and protection systems for transmission projects for the Saudi Market.


MANUFACTURING*

KONCAR MV Switchgear Inc.:
 

NESMA voting shares: over 24%

Product range:

  1. 13.8 kV single bus and double bus, fully metal-clad MV switchgear assemblies with withdrawable vacuum breakers of KONCAR, fully in accordance to SEC-WRB specifications, type tested in CESI.
  2. MV SF6 gas insulated RMU’s with remote control capability
  3. MV switchgear, single bus 33 kV
  4. Control panels and desks, mosaic design
  5. Relay & protection panels with relays of all major manufacturers

 

*All factories are located in Croatia


KONCAR HV Switchgear Inc.:
 

NESMA voting shares: less than 1%

Product range:

  • 3-pole metal-clad SF6 insulated switchgear type K8D6 from 72.5 to 145 kV
  • Conventional SF6 circuit breakers with electrohydraulic operation system 72.5 to 525 kV
  • Disconnectors for outdoor 72.5 to 525 kV
  • Air insulated switchgear with modular system from 72.5 to 145 kV
  • Dead tank breakers up to 170 kV
  • New state of the art GIS line 72.5 to 145 kV available from mid 2002
  • Composite insulators

KONCAR D & ST Inc.:
 

NESMA voting shares:

Product range:

  • power transformers from 5 MVA to 63 MVA up to 170 kV
  • distribution transformers, 50 kVA to 3150 kVA
  • dry type transformers up to 5000 kVA, 24 kV
  • cast resin transformers up to 1600 kVA, 24 V
  • earthing transformers
  • transformers for mines
  • rectifier transformers
  • transformers for iron works
  • transformers for railway applications
  • short circuit and ground fault limiting devices
  • repair of any above listed transformers

KONCAR Instrument Transformers Inc.
 

NESMA voting shares: over 25%

Product range:

  • LV current transformers
  • cast resin current transformers (CT) up to 36 kV
  • oil immersed current transformers 36 kV to 525 kV
  • voltage transformers (VT), 72.5 to 525 kV
  • inductive voltage transformers 24 kV to 420 kV

combined instrument transformers 123 to 420 kV


KONCAR Medium Voltage Apparatus Inc.:
 

NESMA voting shares: 18%

Product range:

  • MV vacuum breakers, 17.5 kV / 38 kV
  • MV SF6 insulated switchgear
  • MV disconnect switches up to 38 kV
  • MV load break switches up to 38 kV
  • MV SF6 gas insulated RMU’s with remote control capability

Conversion of low-oil breakers to vacuum breakers, overhaul of MV


Koncar Electrical Equipment :
Product range:
  • Medium Voltage Switchgear
  • Low Voltage Switchgear
  • Devices and Equipment for Marine Industry
  • Dry Type Transformers
  • Uninterruptible DC Power Supply Systems


Contact Information:

Jeddah Office:
P.O. Box 7195, Jeddah – 21462, K.S.A.  
Phone: 966-2-6419281, ext. 302  
Fax: 966-2-2211280  
E-mail: natel@natel-electrical.com    



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