Tender For supply of various spares for rtu in substations and frtu in rmus --mcu 4a card 48v for rtu panelmcu 5d card 24v for frtus,router at ss,48v dc power supply card for rtu,24v dc power supply card for frtu,110v dc cmr with base,220v dc cmr with base,230v ac cmr with base,dc voltage transducers,,com-6 expansion communication board,