why do star-delta connection ? why do not connect any circuit direct connection ?

1 Answers   IBM, Sri Biotech,

---

What is instrumental error?

0 Answers  

---

How do you select a cable size(cu and Al) for a particular load

6 Answers   Pepsi,

---

hi!!! i have a question that how the thermal test in winding temprature test is taken can anyone explain me in detail??? i will b very thankful!!!!

1 Answers  

---

What is the source of dependent source ?

0 Answers  

---

wat is meant by PX class in ct?

0 Answers  

---

WHAT IS START TO >5HP INDUCTION MOTER IN STAR DELTA METHOD?

2 Answers  

---

why transformer rating is in kva?

11 Answers  

---

name the famous power plants present in A.P

1 Answers   Power Grid,

---

how to mesure the earth pit value and what is the minimum value of single earth pit?

3 Answers  

---

How do we measure earth fault current in Generator Transformer(20/420kv),Station Transformer(20/11 kv) and Unit Transformers(20/11kv) for our plant system, since these don't have any Neutral earth Fault relay connected to their Neutral Earth? But for Unit Service transformers(11/.433 Kv) we have an Earth Fault Relay connected to its neutral earth.Why is such so?

1 Answers   NTPC,

---

What willbe change in programming when we use 5/3 solenoid inplace of 5/2 in operating of a cylinder?

0 Answers   ITC Infotech,

---