What is the d/f between DOL & star delta starter & automatic
star delta starter?

Answer Posted / bheem reddy bhanu teja reddy

the voltages are reduced in dol and we can use it a proper
manner the lines are connected directly to the motor but in
star delta the voltage is step downed

Is This Answer Correct ?    2 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

previous year paper of ntpc bhel for degree in electrical enng

2770


How to calculate the copper in HT motors if KW, RPM & Voltage is given

2597


in 6.6 kv vaccum circuit breaker vaccum bottole vaccum capacity ????

1572


Which Class insulation is prefered for the sandwich Busducts ? Why?

1561


How the annunciator works ? How to do its wiring

1819






What are the relays in ACB and VCB

1697


Any one can explaination about calibration with rotating sub standards?

1542


Percentage losses in power generation?

2496


what happen when power factor of 2 parallely operated transformer become equle?

1715


What is the count of hvdc transmission lines in india?

626


explain different types of d.c motors?

715


What is boucholz relay and the significance of it in to the trformer?

666


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1977


why we use circuit breakers for switching instead of normal switching device?

1424


What is vacuum circuit breaker.define with cause and where be use it device?

733