NATIONAL ALUMINIUM COMPANY LIMITED - Rites

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21.00 TESTS ON COMPLETION AND TRIAL RUN AT SITE
Where possible all tests shall be carried out before dispatch. Should, however, it become
necessary for the final tests as to performance and guarantees to be held over until the plant is
erected at site, they shall be carried out as per agreed procedure within two (2) months or such
time as may be considered reasonable by the Purchaser after commissioning of the equipment.
Inspection and test at site during erection and on completion of erection shall be carried out on any
plant and equipment to satisfy the guaranteed performance of each equipment and the whole
installation as set forth below:
Individual equipment tests:
(I) Inspection and checking of units
(II) Placing in operation
(II) Initial operation
(IV) Reliability tests
(V) Efficiency and consumption tests
(VI) Load tests
The sequence of tests for individual equipment shall be as mutually agreed to between the
Contractor and the Engineer.
Duration of the trial operation of the complete equipment shall be 30 continuous days with available
wagon rakes during this period as mutually agreed and decided. The acceptance test shall be
carried out within two (2) months after the trial run has been satisfactorily completed. Any delay for
carrying out these works for force majeure reasons shall be given due consideration. Should the
result of these tests not come within the margin specified, the test shall, if required, be repeated
after necessary rectification measures recommended by the Contractor within one (1) month from
the date of plant is ready for retest, and the Contractor shall repay to the Purchaser all reasonable
expenses which he may be put to by such tests.
The performance and acceptance tests of the complete installation shall be carried out to prove the
guarantees specified for different equipment. These tests shall be made in accordance with
established and approved procedures. The Contractor shall submit within reasonable time after the
award of contract, detailed procedure for conductance of all tests for approval of the Engineer. The
procedure shall include the following information for such test:
Tender Documents Commercial (Indigenous) Page 21 of 56