Interested to Buy Any Domain ? << Click Here >> for more details...
What is the d/f between DOL & star delta starter & automatic
star delta starter?
- 23 Answers
- 166310 Views
- ACC, Dalkia, Engineering, Indeco, NINL, Novotel, RMH Control Systems, Wipro, I also Faced
- E-Mail Answers
Answer Posted / ponnu(the elite)
DOL STARTER MEANS DIRECT ON LINE STARTER WHICH IS USED 2
CONTROLS THE OVER LOADS BUT IN STAR-DELTA STARTER,FIRST WE
WILL CONNECT THE SUPPLY TO STAR.WHEN THE 80% RATED SPEED
OBTAINED,WE WILL CONNETED THE TERMINALS TO DELTA CONNECTION.
| Is This Answer Correct ? | 15 Yes | 6 No |
Post New Answer View All Answers
Is single load(eg: three phase motor) having all the components like positive,negative,zero sequence components during fault condition?
if voltage bt phase & nutral is 38v in a panel board . whats the root cause.
1.why are not using acb 33kv ht side? is there any problem 2.what is difference between acb,vcb,sf6 breackers? 3.what is the function of invertor and convertor in ups?
Stator of 3-phase IM has 3 slots per pole per phase. If supply frequency is 50 Hz, calculate the speed of rotating stator flux A 1000 rpm B 500 rpm C 1500 rpm D 1440 rpm
Is it required to lay 2 runs of GI wires along with armoured cables from one power DB Machines of higher rating?
Hello everyone, somebody knows what is a "surplice power" ? The hole phrase is: "This rating is appropriate for a generator set paralleled with an infinite bus e.g. a national electrical supply network or grid where the generator set is run at 100% load, 24 hours a day, 365 days a year and any surplice power is exported into the grid" Thanks in advance.
WHY THREE PHESE SYSTEM VOLTAGE APPLIED IN 440 VOLT
What is the basis for framing the rules of block diagram reduction technique?
plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.
the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?
What is a dominant pole?
I want the details about BHEL company examination.Can anyone able to help me please.
how we findout a ignater is faulty or not?
A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE
what is the chiller and working principal
