Whether should be the oil level in OCTC transfomer? It should be upto winding immersed completely or should be upto tap changer s/w? How it will affect the performance of the transformer. Rating may be 33KVA

0 Answers  

---

if the length, number of turns and area of coil are doubled then inductance of the coil becomes.?

1 Answers  

---

in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

0 Answers  

---

how much earth resistance consider to commissioning the transformer?

3 Answers   Deccan Cements,

---

Is it reuired to use house service barcket for 31/2 core 300 Sq.mm cable,if the distance between pole & shop is around 2 mtrs only or can I hang the cable with GI support in air? upto what size of cable GI serrvice btacket is necessary?

1 Answers   HAL,

---

If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

0 Answers   Kirloskar,

---

HOW MANY EARTHINGS REQUIRED FOR GENERATER

10 Answers   Juniper Networks,

---

what are the effects of variations in frequency when you are connected to national grid??

1 Answers  

---

DIFFERENC BETWEEN VOLTAGE AND CURRENT

1 Answers   Wipro,

---

effect of decrease in excitation?

2 Answers  

---

what is the relevance of knee point voltage in protection and metering grade CT ? and basically what is knee point voltage ?

2 Answers  

---

is dc transformer is possible ?

4 Answers   Jyona Power,

---