purchase of various equipment for the use of power systems and renewable energy laboratory in electrical and electronics engineering department of rajiv gandhi institute of technology, kottayam purchase of various equipment for the use of power systems and renewable energy laboratory in electrical and electronics engineering department of rajiv gandhi institute of technology, kottayam , purchase of variousequipmentfor the useof power systems and renewable energy laboratory in electrical and electronics engineering department , dmt over current relay ( electromechanical induction disc type, staic type, numerical type ) , earth fault relay ( ( electromechanical lnductior disc type-1, staic type-1, numerical type-1 ) , three phase over current & earth fault relay ( numerical type ) , directional over current relay ( electromechanic induction disc type, staic type, numerical type ) , under voltage relay ( numerical type ) , under frequency relay , transformer protection study unit ( static type )