Repairing Of 02 Nos. Submersible Pump And Its Motor Rewinding With Rating 12.5 Hp And 1 No. Submersible Pump And Motor Rewinding With Rating 7.5 Hp At Dugda Coal Washery./Dcw/Elec(01)/2022-23/01/2022_Bccl_244584_1 (EXPIRED)