Difference between online and offline UPS?

11 Answers  

---

can we use ps class in combination with protection class in differential protection and over current protection.

1 Answers  

---

Can a generator runs after getting 1st stator earth fault.

0 Answers  

---

What is critical disruptive voltage?

0 Answers  

---

how to calculate the lightning arrester conductor @ no of earth pits required

0 Answers  

---

---

How can get electrical c licence.Now i am working in spining Mill , transformer capacity 2750kva. Sanction demand 2250kva. Please advise me . My contact no 09944226823

5 Answers   Pace Power Systems, VRVS, VSJ Industry,

---

Hi If connecting a temp generator 670KVA .415kv with step up Tx .415/11kv. I am given Generator impedances Z1 Z2 Z0 to 100MVA base. Do I need to work out the generator fault current by using these impedances i.e gen rating / impedance. Then use this as my source impedance for the calculations that follow.

0 Answers  

---

which one cable has a more resistance.A big or small

2 Answers  

---

what will happen if synchronous machine rotor fed from single phase ac supply 

0 Answers  

---

explain types of electric welding and its applications

0 Answers  

---

What is an alternator impedance value?

0 Answers   Orchid,

---

voltmeter kya hota hy ?

2 Answers  

---