Answer / bejoy

its a panel used to retrive digital and analog values from
different relays . so we can view the values and change the
settings too. Commands can also be send from a remote
station inorder to activate the CB. If a SCADA software is
installed in the PC ,then continus viewin of data is
possible as it keeps pollin data after every second

How transformer winding & oil gets heat.

3 Answers  

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what is different between relay and plc?

3 Answers  

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what happan when ac power transmitted in unity power factor

12 Answers   JE, Maihar Cement,

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What is instrumental error?

0 Answers  

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What are different types of control systems?

0 Answers  

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What does the term “voltage regulation” means?

0 Answers  

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we have 1000 litre water tank,it located at 25m hight from ground level,the water level on 10m below from ground level.for fill the tank within 1 hour,how much of motor rating(HP) want to select?

0 Answers  

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what is IP 55 & IP 54 ?

1 Answers  

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

0 Answers   ABB,

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Brushless excitation of synchronous generators and motors

2 Answers   AMIE,

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what is the purpose of commutator in DC motor?

3 Answers  

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for same rating of a transformer and induction motor which one will have higher magnetising current flowing?

2 Answers  

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