Answer / vengatesh

1.Circuit Breaker
2.Protection relays
3.Fuse(over current protection)
4.Earthing(For drawn the Fault current which is higher than normal voltage)
5.Control panel body earthing(To prevent the body shorts)

Answer / rajendran.m

Earthing system.

Answer / rcq

1. Reverse power relay
2. Reverse kvar relay
3. Overcurrent and eatht fault relay
4. Trip/Lockout relay
5. Differential protection relay

Answer / khajamian

MCB,s MCCB,S .....miniature circuit breaker and mould case
circuit breaker....and various relays..... [protective
relay,current relay, thermal relay..over load relay.. ]etc

Answer / powerplantguruji

Interlocks:
Are the programmed or hardwired control systems to protect systems and improve the operation reliability.

Protections:
Are the programmed or hardwired control systems to protect the equipments, man power and systems from failure/harm.
To read more click here...
https://www.powerplantguruji.in/2020/11/interlock-permissive-protection-thermal-power-plant.html

Answer / sridhar

(i) SPD(Surge Protection Devives)
(ii) Prevent the Oxiditation by painting
(iii)To choose the Proper Enclosure system

Answer / sb

CT,PT & CB

How can we calculate C10 rating of a bttery from c5 or c20 ratings??

1 Answers   Intel,

how to select rating of HT Panel

0 Answers  

Though transformer consist winding which usually cause reactive power change in both generator and motor but it wont affect reactive power passing through transformer why?

2 Answers   Jindal, Reliance,

what is the difference between OD and VL

1 Answers   Bescom,

Distinguish between neutral earthing and equipment earthing?

7 Answers  

why it is mentioned as 8/10 mva transformer why not directly 8mva or 10mva transformer. please explain me the full detailed reason.

4 Answers   Qatar Gas,

determine two methods to find loose connection in operational electrical system?

0 Answers  

why we create vaccume in transformer tank before oil filteration?

3 Answers   CG CoreEL,

why secondary of transformer always grouded?

1 Answers   IIUC, Sodexo,

Formula to calculate fault current flowing in the neutral line?

1 Answers  

High Voltage out door substation-annual maintenance, things to be considered

1 Answers  

Why reverse power relay is used?

12 Answers