purchase of lab equipment for eee department , list ofitems , on/off control of lamp using solid state relay trainer kit. trainer kit specification: • on/off control of lamp using solid state relay using opto led with photo triac (moc) circuit and solid state relay module. • input switch to control lamp on/off using moc circuit and solid state relay module. • 230v lamp load. • build in power supplies. • wooden closed cabinet , speed control of ac motor using vfd drive trainer kit (with motor 1ph, 0.2hp). trainer kit specification: • input voltage single phase, 240v • output frequency 1 phase, 200v-240v • to run 1hp induction motor • front panel with lcd • with frequency control knob, run and stop controls • externalpotentiometer as frequency control knob • external forward, reverse and stop switches • different speed setting using switches • built in pid control and usb communication • steel enclosure => limited