Vietnam PRP Corp.

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Home Consultant Service Relay Setting Calculation Relay Setting Calculation Process
Relay Setting Calculation Process

Relay setting calculation process as the following chart:

qt tinh toan rlbv eng 

 (*) Decision No. 1198/QĐ-EVN dated 13/12/2011 requires the following input:

   1.    List of transmission lines, substations, power stations and other concerning projects that scheduled put into operation

2.    Connection single line diagram of local power grid

3.    Single line diagram which shown current transformers, voltage transformers used for the protective system, circuit breakers, dis-connectors, ...; and project layout

4.    Specifications of project primary equipment such as transmission line, transformer, BU, BI, CB, Dis-connector, compensating devices, ...

5.    Principal operation diagrams of the protective system

6.    Schematic diagram

7.    Relay info. includes name, version, options, manual, user guide

8.    Specialize software for setting

9.    Currently setting by the producers

10.  Other info.

Please find the detail in attached file.

Customer feedback

Electricity Regulatory Authority of Vietnam


"These projects finished and we satisfied with the results. PRP brought us the sufficient and easy-to-use transmission charges calculation model. The IT system and ERAV’s website met our requirement and the training for ERAV’s staffing using the IT system and website was undertaken carefully"

 Thang Long JSC.

TLP "The Grid Impact study was prepared thoroughly and defended successfully. The SCADA and metering system was designed professionally and adequately. We feel pleased with the results PRP brought to us."

 AES Transpower

AES "The study and two supplementary reports was conducted comprehensively and carefully, with accurate computation and precise assessment. We are looking forward to cooperate with PRP in future."

 PV Nhon Trach 2 JSC.

PV NT2 "PRP is an experienced Consultant Company in preparing the Grid Impact Study; we choose them as the perfect Consultant to do it and PRP did not disappointed us."


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