Interview Question on Contactor | Contactor Rating Calculation | Contactor in star Delta Starter
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8:03
What is SF6 Circuit Breaker | SF6 Circuit Breaker working | Electrical Substation
![](https://i.ytimg.com/vi/9BXXZDJFlUM/mqdefault.jpg)
7:33
Interview Question on Star Delta Starter |Star Delta Starter Calculation | Hindi
![](https://i.ytimg.com/vi/jNXVAcy-z4s/mqdefault.jpg)
5:36
Relay vs Contactor | What is Contactor | Difference Between Relay and Contactor | Hindi
![](https://i.ytimg.com/vi/BCf6KU8LfYk/mqdefault.jpg)
5:05
Can we Use DOL Starter Above 5kW | Interview Question on DOL Starter| Hindi
![](https://i.ytimg.com/vi/3Zs6NqEY4mU/mqdefault.jpg)
9:01
Why we Use 3ph? Why Not 4ph, 5ph??| Why Transmission done with 3ph| 1ph vs 3ph System
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6:12
Contactor क्या होता हे और कैसे work करता हे ?
![](https://i.ytimg.com/vi/NwxSsoR4OHA/mqdefault.jpg)
8:01
Why we use Relay in PLC Applications | Relay Wiring Diagram | Types of Relay-SPST, SPDT, DPST, DPDT
![](https://i.ytimg.com/vi/Z7Z6WH-tjX8/mqdefault.jpg)
14:04