Latest Protection Switchgear News
Steady State Stability:
Equilibrium speed of motor-load system can be obtained when motor torque equals…
Dynamics of Motor Load System
A motor generally drives a load (Machines) through some transmission system. While…
Testing of circuit breakers
Primary injection test For primary injection testing, high current is injected on…
Rating of Circuit Breaker
The rating of a circuit breaker includes, 1) Rated short circuit breaking current. 2) Rated short…
Resistance switching
To reduce the restriking voltage, RRRV and severity of the transient oscillations,…
Rate of rise of recovery voltage
It is the rate of increase of restriking voltage and is abbreviated…
