Answer / kiran

3 types.

Answer / gunasekaran

2 method
1.current injection atprimary and measure at sec
2.voltage applied in sec and measured at primary

Answer / virendra

one -/5 ( - means the rating of CT )

Hi, My plant daily consumption is calculated as 3.8MWH but my supplier has sanctioned an power of 2.6MW per day. how can i equal or distinguish this two factors

0 Answers  

---

If I want to buy a new Xformer for my plant what are the main parameter will I need to check?

0 Answers  

---

how is the testing of an REF relay? what are the test REF circuit having?

0 Answers   Siemens,

---

Why don't we use ground free electricity to avoid electric shock.As birds are do not get shock.

3 Answers  

---

Can we inject more current in ct primary paralleling 2 loading transformers/Injection kit at a time?let ct ratio be (5000/1A)(per kit rating 2000A range),i need to inject 5000A,if this cant b done means wat is d optional?

1 Answers  

---

Is it mandatory statutory requirement of transformer oil filtration annualy despite oil is withstanding required dieelectrical strenth and all others parameters

5 Answers  

---

State the frequency for rc phase shift oscillator?

0 Answers  

---

1)Why potential transformer primary site grounded? 2)can be loop between neutral & body for grounding? 3)What is the difference between ELCB &RCCB? 4)Why we use iron core in transformer insted of wooden core? 5)what is the principle of excitation? 6)Why we test the core balance test for transformer? 7)what is creepage?What is the creepage length for insulators at different voltages? 8)How much type of relays used for differential protection of generator,transformer & busbar protection?

5 Answers  

---

what is meant by directional earth fault and non directional earth fault? describe both.

0 Answers  

---

What is AVR in Turbo generator in Thermal power plant?

5 Answers   Thermax,

---

What is effect of low pf on HT supply.

6 Answers  

---

DIFFERNCE BETWEEN DCS AND PLC? HOW IT WORKS?

0 Answers   Essar,

---