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Insight - How MCB works

Written By: 

Arpit Jain
 
The dismantled mechanical parts used to pull the knob when the tripping takes place. When the MCB gets tripped the moveable contact which is connected to the knob using these mechanical parts pulls the knob to the off position.
 
mechanical parts in MCB
 
The following image shows the arrangement of the plunger, coil and the spring.
 

 

Comments

I likeD it..I had seen it many times at my home but nver tried to know how it works..thanks to engineersgarage ..evrone shud watch its intresting
explanation is strong. thanks. regards, raja giri

Amazing...

gr8 work.. arc quenching explained nicely. now I know what arc chutes are for.

wow, very nice.

 

Awesome..

 

mcb is a best of electrical component

 

nice & informative

 

Great !!!!!!!!!! nicely Explained!!!!

 

do it can get failure in its work....

Thank you.....it helped me a lot....

 

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