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
Inductor and capacitor........power in one phase and ...... in it another phase.
how can tell us the AC indoor or outdoor which Tr and formulls
How to Design green buildings services? What is the advantage to design green building?
What is the function of under voltage release ?
A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.
What is the efficiency during maximum power transfer?
what is conductor constant of raccun conductor
please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com
What is DTR erection?
In Power cable specification what is U0/U and Um.
What is accuracy of a measurement?
if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side
How to derive detailed design of Suitable bus Bar for 100A for 6.6KV?
what is the best transformer oil breakdown voltage?
difference between the applicability of nortons and thevenin theorem