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Information Bulletin No.55
(January-May 2007)

NAEK "Energoatom" Has Confirmed Westron
as Its Qualified Supplier

January 30, 2007

NAEK "Energoatom" has approved again Westron as its qualified supplier with the right to develop, manufacture, supply, and implement the following products for all Ukrainian NPPs (NAEK "Energoatom" Decision #РШ-П.0.08.073-06 dated of January 25, 2007):

• Instrumentation and Control Systems (I&C)

• Monitoring and Control Systems software

• Electronic hardware and enclosures

The above decision of NAEK "Energoatom" made on the basis of the successful audit of Westron performed by the NAEK "Energoatom" commission from January 17 through 18 is valid until January 10, 2010. The Westron's audit was caused by expiration of the validity of the similar NAEK "Energoatom" decision # РШ-П.0.05.055-03 of January 13, 2004.

Rovno NPP Unit 3 Radiation Monitoring System SAT

April 25, 2007

Rovno NPP Unit 3 Radiation Monitoring System (RMS) SAT commission assigned by the order No.1683 of April 13, 2007 has performed the RMS SAT and has made the decision on the system readiness for its commisioning.

The RMS of the new generation has been designed and manufactured by Westron. The main Westron's subcontractor is Positron enterprise. "Vulcan-RM" RMS has been designed for the replacement of the obsolete NPP RMS systems (AKRB-03, AKRB–06 and AKRB-08), extension of the RMS scope, improvement of radiation monitoring automation, reliability and validity. "Vulcan-RM" RMS completely meets the requirements applicable for VVER and RBMK NPP RMS systems. There are capabilities for phase-by-phase replacement of the operational RMS by the "Vulcan-RM" RMS.

The RMS upgrade based on "Vulcan-RM" RMS is also performed on Zaporozye NPP, Rovno NPP and South-Ukraine NPP.

Rovno NPP Unit 1 Primary Coolant Leakage Monitoring System
FAT Has Been Successfully Completed

May 15, 2007

Rovno NPP Unit 1 Primary Coolant Leakage Monitoring System (PCLMS) hardware FAT has been successfully completed on Westron's site. PCLMS provides the early acoustic detection of the leakages in the VVER-440 NPP primary coolant (B-213 project) while Rovno NPP Unit 1 operation on various power levels under normal operating conditions, breach of normal operating conditions and primary coolant small break conditions.

The PCLMS design, manufacture and supply are provided by the following Ukrainian and Russian companies: Tekhnostandart Research Institute closed company (Kharkov, Ukraine), Diaprom closed company (Moscow, Russia), Westron LLC (Kharkov, Ukraine).

PCLMS implementation on Rovno NPP Unit 1 is planning during Rovno NPP Unit 1 outage in 2007.

Rovno NPP Unit 1 PCLMS will be the first to be implemented on the Ukrainian NPPs.

Westron LLC
1 Akademika Proskury Str.,
Kharkiv 61070, Ukraine
Phone: +380-57-717-0601
Phone/Fax: +380-57-717-7956
E-mail: office@westron.kharkov.ua