What is the d/f between DOL & star delta starter & automatic
star delta starter?
Answer Posted / bhavin makwana
the d.o.l is 0-5H.P MOTOR,AND STRE DELTA STRTER IS USE
ABOVE 5H.P MOTOR.
THE DOL IS CONNECTED TO DIRECT TO LINE.
THE STARE DELTA IS DO NOT CONNECTED TO LINE USE.
IN AUTOMATIC STARE DELTA STATER IS NO CHANGE OVER SWITCH
THEY CHANGE BY AFTER SOME TIME BY TIMER CKT.
IN STARE DELTA STRTER INITIALLY MOTOR STARTE IN STARE AFTER
SOME TIME THEY RUN IN DELTA.
SOME TEXT.....
Is This Answer Correct ? | 4 Yes | 4 No |
Post New Answer View All Answers
1.what is the funtion of chiller primary & scondary pumps. 2.what is the use of distribution lines & Types. 3.what is the use the thermal power stations & how much capacity.
The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is
In CTs tan delta point should be earthed , what is the reason behind it?
Does outdoor isolator loose connection cause short circuit current in that circuit? if yes then how ??
what is acceptable leakage current for 33kv cable while doing high voltage test for cable? how to calaulate the leakage current for 33kv or any rated cable?
what are the differences between 'exhaust fan', 'heavy-duty exhaust fan' & 'super heavy duty exhaust fan'. what are their power ratings ?
what is lrs tank water resistance.
how maney type tempereture measurement ?
For an induction motor wat is the loading/unloading cycle duration or interms of L/UL ratio/ percentage?
What is the formula to calculate the no load current of a single & three phase induction motor
what is the use of the puls transformer in UPS & how it works???????????
pls tell us AC plant are how do work and parts name with picture
What is cable tray, its type, and its support?
xpression 'document.FrmQF.myemail' [
What are the raitings of Mcb,mccb and Acb in detail ??