Percentage baised differential relay.
Digital Ammeters for differential and through current.
Built in time interval meter stop/start (DIgital).
Phantom fault with continualy variable auto transformer and curreent limiter
Built in power on Indicator trip status indicator.
Terminal for all the relay and necessary patch chords required to perform experiments will be provided.

Ltekonline are the manufacturers of Percentage Biased Differential Relay used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Electrical Machines and Drives Lab for Engineering Teaching Lab in Universities