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date:2017-07-03 source:presidents' office and international affairs author:li bao

unit 4 at the chashma nuclear power plant in pakistan was connected to the grid on 29 june. the chinese-supplied pressurised water reactor (pwr) - the country's fifth power reactor - is expected to enter commercial operation by the end of august.

a ceremony was held on 1 july to mark the unit's grid connection, representatives from the pakistan atomic energy commission, shanghai nuclear research & design institute (snerdi) and china national nuclear corporation (cnnc) attended the ceremony.

chashma 4 is one of two cnp-300 units built at the site. construction began on unit 3 in march 2011. it achieved first criticality on 3 october 2016 and was connected to the grid on 15 october. the unit entered commercial operation in december.

construction of chashma 4 began in late december 2011. the pakistan nuclear regulatory authority granted permission on 9 february for fuel to be loaded into the unit, which achieved first criticality on 15 march. the unit was connected to the grid at 11.36am on 29 june and is expected to be in commercial operation by the end of august.

the chashma site - also referred to as chasnupp - is already home to two chinese-supplied 300 mwe pwrs: unit 1, in commercial operation since 2000, and unit 2, in commercial operation since 2011. as the designer of chashma unit 1-4, snerdi will insistently supply quality services to ensure the operation and maintenance of all units.

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