Electrical Engineering   SwitchGear & Protection


Topic Replies Activity
About the SwitchGear & Protection category 1 January 19, 2018
Difference between metering and protection current transformers 1 December 15, 2018
Working Principle of Antipumping Relay 1 December 15, 2018
Why Doesn’t Electrical Tester Glow for DC? 1 December 15, 2018
Advantages of static relay over electromagnetic relay? 1 January 19, 2018
What is a Circuit Breaker? 2 October 18, 2018
Functional Testing of MCB 1 May 16, 2018
What is difference between MCB and ELCB? 2 May 16, 2018
Where to use 4 Pole MCB instead of TPN MCB 1 May 16, 2018
Where to use 4 Pole or TPN MCB instead of 3 Pole (TP) MCB 1 May 16, 2018
Where to Use TP, TPN and 4P in Distribution panel 1 May 16, 2018
Difference between TPN and 4P (or SPN and DP) 1 May 16, 2018
Difference between 1 pole mcb and 3 pole MCB? 1 May 16, 2018
Protection Relays 1 April 21, 2018
Overcurrent Relay 1 April 21, 2018
What is primary protection? 1 January 19, 2018
How definite time lag is achieved in attraction armature relays? 1 January 19, 2018
For what type of fault does Buchholz relay is employed? 1 January 19, 2018
Where is directional relay used? 1 January 19, 2018
Define Plug Setting Multiplier? 1 January 19, 2018
What is meant by "Relay Settings"? 1 January 19, 2018
Functions of Differential Relays 1 January 19, 2018
What is percentage differential relay? 1 January 19, 2018
Where Impedance relay, Reactance relay and Mho relays are employed? 1 January 19, 2018
Why biased differential protection is preferred over simple differential protection? 1 January 19, 2018
Why distance protection is preferred as primary protection compared to over current protection for transmission lines? 1 January 19, 2018
What is the operation principle of differential relay? 1 January 19, 2018
Where does Negative phase sequence relay is employed? 1 January 19, 2018
What is dielectric test of a circuit breaker? 1 January 19, 2018
How direct tests are conducted in circuit breakers? 1 January 19, 2018