BANGLADESH POWER DEVELOPMENT BOARD TENDER ... - BPDB

Checks shall be made of the local and remote indications and operation ofauxiliary contacts.Motorised equipment shall be tested to prove the motor operation, including localand remote operation. Timing tests shall also carried out.Earth switches and maintenance earthing devices shall be tested to confirm theopening and closing sequences and checks shall be made on the earth mat,indications and manual locking devices.d. Voltage TransformersAll voltage transformers shall be checked for polarity phasing and for secondaryoutput.e. Lightning ArrestersGeneral inspection shall be carried out to verify the condition and satisfactorymounting of the arrester and its earth connections and electrodes.(7) InterlockingAll interlocking arrangements both electrical and mechanical shall be fully checkedand tested.(8) Earthing SystemTests shall be made on the effectiveness of the bonding and earthing which willinclude conductivity tests on selected joints, on the main earthing system, and atthe connections to equipment and structures. Checks shall also be made onprecautions taken to avoid corrosion attack on the earthing system.(9) OthersAll other equipment and/or systems shall be tested in accordance with theinstruction by the Board.16.4 ACCEPTANCE AND INTERIM OPERATION(1) After the performance tests, if the equipment supplied by the Contractor isfound to meet the guarantees and any other specified requirement, and if allother work called for hereunder has been completed, the BOARD's acceptance willbe forthcoming. This acceptance shall, however, not relieve the Contractor of hisresponsibility for first inspection.Should the equipment furnished by the Contractor fail to operate as required, orin case of failure to meet any of its guarantees, the BOARD shall have the right tooperate the equipment, using the Contractor's supervisory operating personnel,until such defects have been remedied and guarantees met with. In the eventthat defects necessitate to the rejection of the equipment or any part thereof, theBoard shall have the right to operate the equipment until such time as newequipment is provided to replace the rejected equipment. Such operation shall notGhorasal 200 MW to 300 MW Gas Turbine Peaking Power Plant Project (Vol-2 of 3)152