Answer Posted / sanjana singh
for dc-there are two type of starter
1. three point starter
2. four point starter
for ac the starter are following
1. direct online starter
2. auto- transformer starter
3. star-delta starter
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
pls,send the previous year written test questions.
how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size
which of the following elements is not present in stainless steel
Earth leakage relay basic knowledge principle
electromechanical relay type identification example : type=tjmh t-stants for j- m- h-
what causes contact chatter when there is no demand on the air conditioning unit?
How to Calculate The sag of OPGW in Transmission Line???
Define rise time.
What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?
Phase control and integral control are used for?
what is the maximum permissible limit value of leakage current and leakage counter reading to replace lightining arrester?
in the case of 6.6kv motor starter combination contain fuses on it VCB. but in 11KV motor starter combination Fuses are not using in it's VCB why?
# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in
What are the basic elements used for modeling mechanical rotational system?
what is the difference between megger and earth resister ??