• Project: Telecommunication Systems of Karanj/Parsi Desalting Plant
  • Location: Khuzestan Province, South West of Iran
  • Client: NISOC
  • Contract Type: Engineering, Procurement and Commissioning
  • Started: 2007
  • Status: Completed


Design and implementation of telecommunication systems for Karanj/Parsi desalting plant, to facilitate communication between Karanj-Parsi desalting-dehydration plant, and Sarband telecommunication center.

Main Features

  • Providing various types of voice and data interfaces on PCM multiplexer
  • Special ATEX-Approved telephone sets to be installed in hazardous areas

Scope of Work

  • Telecommunication systems
    • Two “one plus one” redundant microwave radio base stations in each end of the microwave link between Karanj and Sarband ,  with 4 E1s capacity working in 2.5-2.7GHz UHF Band.
    • Two PCM multiplexers of one E1 capacity to provide voice and data interfaces (2Wire/ 4Wire, 4W E&M and data).
    • An IP-based PABX system in Karanj site to provide 128 extension lines, upgradeable to 256 lines, and including attendant consoles and telephone sets; also explosion proof and weather proof telephone sets with appropriate acoustic hoods are provided for outdoor and hazardous areas of the project.

Scope of Supply

  • PABX
  • Management Software
  • Telephone Console
  • Explosion-Proof Telephone, Ex Resistel
  • UPS : PSP (Iran)
  • Microwave Radio System : Micromodje (Iran)
  • Antenna, 2.5 GHz Grid : Micromodje (Iran)
  • PCM Multiplexer system