Answer / lakshmi

the power indicated at the name plate is the power
delivered that means capacity of the motor.

Answer / mostafaghodrat

No need to consider the efficiency of the motor

What is derating?, Why it is necessary, it is same for all means for drives, motors,and cables.

1 Answers  

---

how CBCT works?

1 Answers  

---

why current increases when voltage decreases in ac system

10 Answers  

---

what are the factors to be considered while design the breaker either HT or LT??

0 Answers  

---

My ups output shows 230 v between phase and neutral,but show zero between phase and earth.Is the system/installation is correct.If not what will be the possible reasons

4 Answers  

---

WILL THE PERCENTAGE IMPEDENCE FOR A ONAN TRANSFORMEER BE THE SAME COMPARED TO ONAF TRANSFORMER OF SAME RATING???

5 Answers  

---

why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain

0 Answers   ISRO,

---

what is the difference between CT and CVT in EHV Sub Stations

4 Answers   Hofincons, Lanco, TATA,

---

What shall be minimum thickness of firewall in between two transformers and which code specifies it ?

1 Answers  

---

we are using three transformer 33000/430 vac for three separet block.all three transformer have three LT panel separetly. can be Interconnected all three panel through bus coupler. this is permissable or not by state electricity board.

4 Answers   Piramal Healthcare,

---

Impedance relay is directional relay or non directional relay?

2 Answers   KSEB, NTDC,

---

Dear all, I want to use Induction motor to open and close a 1 ton door. How much power do I need. Thanks

0 Answers  

---