tk3 calibration instrument

What is TK-3 Calibrator ?

TK-3 Calibrator instrument provides a reference mechanical motion for calibrating and performance testing of machinery protection systems. The two models

Open Circuit without Freewheeling diode

Freewheeling Diode Working Principle

A Freewheeling diode also called as flyback diode.  The freewheeling diode also called as snubber diode, commutating diode, freewheeling diode, suppressor