How generator NPS(NEGATIVE PHASE SEQUENCE TEST)TEST WAS DONE? PROCEDURE WITH DETAILS?

0 Answers  

---

What is the breaking capacity of transformer and how can we calculate the breaking capacity of tranformer

0 Answers   Siemens,

---

How can find thermal state value in relay for calculate thermal overload.

0 Answers  

---

Is there any scope for an electrical engineer in MRF company......

1 Answers  

---

Selection criteria for Vector group in power / distribution transformer.

1 Answers   ABC,

---

---

Is it true that IPT are more accurate than CVT for Measuring purpose?

2 Answers  

---

How does frequency affect KVA rating of a transformer? If a 500 kva, 500 to 250 v, 60 hz t/f normally used in Canada is to be operated in Europe on 50 hz frequency then how will its KVA rating change? a-increase b-decrease c-remains same

1 Answers  

---

Ohms law explain

1 Answers   Hetero,

---

If you touch at the end welding machine, will you have shock ?

1 Answers  

---

How to detect voltage vector shifting in interconnection protection.

0 Answers  

---

Is there possible to Test Transformer for Overfluxing Capability. Or is there any firm who does Overfluxing Test on Transformer?

0 Answers  

---

We have 800KW motor operating at 6600Volt,50 Hz supply.During 1st startup it tripped on overcurrent trip.It's FLA is 88 Amps.The K factor of Thermal overloaaad was set on .94 initially.then we set at 0.97 and then it started fine.i dont understand why it tripped first?What are the protections which comes in picture during starting ?

6 Answers  

---