Answer / koti

VCB upto 33 KV only. SF6 for EHVs.

Answer / rajiv pandey

both are circuit breaker.VCB in use only 11kvbut SF6 use in
above 11kv .SF6 is costly project then VCB.

what is meaning of bus raiser???

1 Answers  

---

What is the difference between Off line UPS and Line interruptible UPS?

1 Answers   Etisalat,

---

Why the Voltage rises when Leading Power Factor is occurs?

2 Answers  

---

pls,send the previous year written test questions.

0 Answers  

---

what will happen if 11KV is given to 1.5 square mm cable connected with constant load of 10A ?what will be the condition of cable after injecting the voltage?

1 Answers  

---

why ups in kva ratings?

2 Answers  

---

What is the difference between power cable and signal cable (only Observation Difference)?

1 Answers  

---

what is soft starter?working principle?where it can use?

3 Answers  

---

How we can calculate the life of Lead acid battery

0 Answers   ABC,

---

do we need NGR panel when the output of the genset is LV but after that it is step up to 22 kv. condition is 12 genset 400v are operating in parallel.

1 Answers  

---

sir plz send some previous year questions of jspl.

0 Answers  

---

explain types of electric welding and its applications

0 Answers  

---