Earthing. (i) Measure resistance of each earth well/rod by isolating the same from station grid as well as from other earth well/ rods and when resistance of two earths at a time measure by D.C. drops method. (ii) Check continuity of grid conductors and wires. (iii) Soil resistivity tests. (iv) In addition to the above any other specified by manufactures shall be carried out as per manufacturer’s instructions. (v) Measurement voltage across bearing pedestal insulation & between rotor shaft & bearing. (vi) Test the fire detection system if provided. (vii) Check operation of protection relays by putting short circuit bat at different location. (viii) Check open circuit and short circuit characteristics ofgenerators. (ix) Check load characteristics of exciters.
Appears in 3 contracts
Sources: Concession Agreement, Concession Agreement, Concession Agreement