Dol starters

 DOL STARTER 

                                         DOL starter means direct online starter .Online means people are thing about social networks yes like that only because switch on power supply then motor will going to run position so we going to see how is this working and its control diagram step by step

NOTE ;

NC- Normally closed 

NO-Normally open

K-Contactor

OLR-Over load relay

H&A-hand off auto

                         in above mentioned are basics of control panel terms so note it then generally motor start and stop button need so see below

           then need for coil thats main coil to on the motor in run position so am add coil and one NO in paralleled to start button then only main coil getting supply continually so motor run now see below diagram 

                 Generalley dol starter need OLR so we going to add that one for good product of motor see below diagram 

            then we need to run motor hand and auto,so modification will be show in below how to make hand and auto of dol starter the some fire interference terminal also provided .

after that we need for indication for run and trip those are the thing add in below drawing

this one is final diagram for dol starter simple method