sigal phase supply is 230 v ac two phase supply is 415 v ac then why three phase supply having supply is 415 v ac why not 690v ac

2 Answers  

---

in 3 phase (4 wire) star connection - is current pass through neutral??

7 Answers  

---

if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm

0 Answers  

---

why DG neutral is earth?

4 Answers   HP,

---

What is full form of ELECTRICAL?

3 Answers   Changwoon, DP World, Electrical, GSS, HCL, ITI, L&T, Maruti Suzuki, MCC, SMR, Somany Ceramics, TRDP, Wipro,

---

What are the functions of different Parts of Alternator?

2 Answers  

---

What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

0 Answers   ABB,

---

Why all voltage level are multiples of 11, like 220V, 440V, 1100V instead of 200V, 400V, 1000V?

9 Answers   Indian School of Mines,

---

why no load characteristics of generator also called as occ

1 Answers  

---

Cb closed condition if there is a tcs fail whether cb will trip or not

0 Answers   AADC,

---

how to calclate fault level

2 Answers  

---

How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?

0 Answers  

---