Answer / prabhat

Without the use of electronic components, try these.
1. First analyse what u want from/ or what u are
controlling from control ckt.
2. Clearly understand the meaning of,
A) Contractor - main contact, Aux. contact & coil
B) Relays - Same as above
C) Isolator -
D) NO/ NC/ On dealy, OFF delay.
Combination of these components basically makes a control
circuitary.

Answer / pswin

You should attend the PLC courses.

Answer / rajesh

Dear sir
First a fall just see the drawing and study the
symbel what as to be used again see the drawing at this
time you can get som idea if you can able you just go at
panal board and see visually what are the wire and farool no

i have a motor 55kw how u will calculate cable specification for this motor

1 Answers  

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Differentiate between kirchhoff’s first law and kirchhoff’s second law?

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Is a current transformer step up or step down ?

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how to testing the AC 3 phase motor? and what is the test procedure & kits required for testing?

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what r Grid stations?what r there role.Explain in detail

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