what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.

0 Answers  

---

in DG synchronization system can i short R,Y,B- phase(DG-1) to R,Y,B Phase (DG-2), HOW IT WORK . WHAY WE NEED TO SYNCHRONIZATION.

1 Answers  

---

How phase to phase voltage comes 440V.

0 Answers  

---

how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers  

---

how can we chack a capacitor in acircuit

2 Answers  

---

Explain RLC circuit?

0 Answers  

---

How to Calculate Stc Rating of an indoor type VCB Panel? What is a full form of STC?

1 Answers   ABB,

---

what is the need of representing AC power in sinusoidal waveform? why not in square or rectangular etc...

8 Answers   Lanco,

---

Is it necessary to install Lighting Arrester on both side side (i.e HT and LT) of Transformer in a transmission substation? if yes Why on both side?

1 Answers  

---

why capacitor bank always connected in delta,why not in star to a system?

15 Answers   NHPC, NTPC,

---

why not use capacitor in Dg sets.

10 Answers   Birla,

---

Please explain, how to test vector group of tranformer(Delta y1) . Thank

0 Answers   PGCB,

---