Interested to Buy Any Domain ? << Click Here >> for more details...
why overload relay is not tripped at time of starting of
motor allthough staring current is too high?
- 5 Answers
- 11705 Views
- TATA, I also Faced
- E-Mail Answers
Answer Posted / shalini
In a star delta connection, OLR will be placed in the
dealta side.
Starting current would be high during the star connection &
timer will be set to switch over from star to delta.
Once the delta connection is activated, the current would
be naturally less & therby OLR doesnot trip.
| Is This Answer Correct ? | 0 Yes | 3 No |
Post New Answer View All Answers
What is the lifetime of a Thyristor? Is there a recommended lifetime for thyristors after which they should be replaced?
What type of pipe material G.I or M.S is used for sprinkler system?
What is installed in PAC that is control the humidity
how to calculation increase capacitor,increase power factor for three phase.
From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?
Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..
what is the differencce inn series and cascade connection??
what are the applications of TIG welding
In Indian Household, generally we receive 220V AC single phase supply. But AC has 2 phases, +ve & -ve. So in +ve half cycle current is flowing...so what happens in the -ve half cycle?? Please illustrate.
how to measure the current by compact digital equipment with dislay which fit inside any equipment
What is the function of auadag in a cro?
sir, iam a electrical engg graduate and i want to go in automation sector and for this i have decided to do industrial training for this,plz suggest me some good institute for the same in delhi,ncr. my degree percentage is 58%, can i get job after doing training, plz help....
Define relative stability.
wow to calculate the transformer rating(KVA)
. What is Electrical Life & Mechanical Life of Circuit Breaker? 2. What is Electrial Life & Mechanical Life of Magnetic Contactor? 3. What is RCD, RCCB & RCBO? 4. What is the Between defferance of RCD, RCCB & RCBO?
