stand by earth fault protection (51G) for transformer rating 2000 kVA,Dyn11,33/0.400 V. LV NCT ratio and necessary resistor and metrosil values how to calculate

0 Answers  

---

what will be fault level of 11 KV , 2000 A ELECTRICAL SYSTEM?

4 Answers  

---

why D.C excitation is given to sunchronous motor?

6 Answers  

---

Draw a circuit diagram in which if button is open we can use socket and bulb as a series test circit and if button is close than simple we can use socket as any load purpose.

0 Answers  

---

HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com

0 Answers  

---

How can we calculate single phase load into three phase load

2 Answers   Jindal, Tanfac,

---

why dont we connect the two 12 V DC batteries in parallel, for an inverter (UPS)? is there any harm ?

6 Answers  

---

how to calculate ups and battery rating

2 Answers  

---

how to calculate P.F from kva only?

3 Answers  

---

why ac ratings are in tons?

2 Answers  

---

y r manufacturing fan is running into clockwise direction?y they can made in anticlock direction?pls give rply/ venkat.gattupalli@gmail.com pls send to my mail....

1 Answers  

---

What is function of inverter? and who it's operate & what are controlling devices are used?

2 Answers   Carrier, Dalkia,

---