Tender For supply of microprocessor based energy cum speedmonitoringunit for 3-phase electric locomotiv e as per rdso specification no. elrs/spec/ spm/0002 rev-04 july 2018. without mounting accessorie s. each set consists of the following items: (1) speed recording unit (master) - 01 no. (2) speed indica ting unit (slave) - 01 no. (3) pulse generator (speed sensor) - 01 no. [ warranty period: 30 months after the date of delivery ]