Answer / fahim

oils used in transformers are synthetic oil, edible
oil(vegetable oil), mineral oil, silicon based oil.

What will happen if we on 200kvr capacitor bank(11kv in bus)If there is low load on transformer (1.5 mva 33/11 kv)

0 Answers  

---

why capacitor rating measure in KVAR. ?

2 Answers  

---

what is differentila pilot supervision in the incomer control panel in the power station?

0 Answers  

---

why can tv operate at low voltage??

2 Answers  

---

Where we use 30mA , 100mA & 300mA RCCB ?

3 Answers   BEL,

---

What are the types of earthing? Explain dagramatically.

3 Answers   Siemens,

---

What is Working principle of electronic choke?

1 Answers  

---

In a 3 phase induction motor(without connecting supply) if we rotate its rotor by hand and check resistance of stator winding at motor terminal box its resistance varies why ??

3 Answers   Jindal,

---

Classify the different types of load.

6 Answers  

---

In case you don't have coal and salt for earthing, how can you achieve good temporary earthing?

1 Answers   Focus Energy, NHPC, ONGC,

---

How does a VOLTAGE OPERATED DIFFERENTIAL RELAY work??

2 Answers  

---

what would u consider to be the basic purchase order information you would need to proceed with a cable inspection assignment?

0 Answers  

---