Bucholtz relay study trainer One no. of mechanical type oil and gas operated relay (bucholtz relay)one number of ‘NO’ contact for alarm one number ‘NC’ contact for TRIP.One no. of conservator used to fill the oil to the buchlotz relay.One no. of reservoir to store the transformer oil.One foot pump used to create the bubbles in the buchlotz relay.One no of trfr tank provided to store the oilOne no of illuminated Rocker Switch provided for power ON / OFFOne no of buzzer to indicate the low oil levelOne no of lamp provided for fact indication EXPERIMENTS:To study and testing the operation of Buchlotz relay.