how to set time from star to delta starter

2 Answers  

---

what is the difference between ground, earth and neutral?????????....

1 Answers  

---

please let me know , we have installed two separate motor for fire fighting system 1) 60 hp and 2) 15 hp the load is 74 AMPS and 20 AMPS then tell me the main power cable in Aluminum will be what thickness , the length is 225 mt from the main utility to fire pump house

1 Answers  

---

If a line which is drawing approximatly 2100amps what should be earthing streep size(using galwanize streep)?

2 Answers  

---

Explain the operation carried out in thermal power stations?

0 Answers  

---

basic princple of induction and synchronous motor

1 Answers  

---

What are IR values and what it should be for coil and for insulator

0 Answers   GPSC Gujarat Public Service Commission,

---

how many types method in earth testing?

3 Answers   ONGC,

---

What is the high series capacitance winding on high voltage power transformer ?

0 Answers  

---

how many types are their in switchyard or substation(like D,I TYPE), what is differant between them

0 Answers  

---

What is the Levels of High Voltage, Medium Voltage & Low Voltage?

1 Answers  

---

Why transformer rating in KVA? and Generator also?

6 Answers   Bhel, IEEE, Toyo Denki, Toyo Engineering,

---