Answer Posted / nb subrahmanyam

ONline ups means,when ever raw power supply
fails ,automatically it will supply power to load with out
time gap(beacuse of raw power is connected through
innverter)

in the case of OFFline ups,whenever raw supply fails,it
will supply the power with time gap (beause of inverter
connected to load after raw power fails)

What are the advantages and disadvantages of closed-loop control system?

1184

---

A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

1967

---

Who many reason of ignition fail ?

1952

---

What is the different types of cable & current capacity of cable

1958

---

rajha power sector details

2023

---

What is the difference between a verilog task and a verilog function?

1270

---

What are the no-load losses for the 11000/415V transformer with the following rated capacity? 1.1500 kVA 2. 2000 kVA 3. 2500 kVA 4. 3000 kVA

1752

---

what is ATS & RING MAIN UNIT in Distribution System?And its Function.

1992

---

Why front mounted CT polarities are always towards breaker?

2022

---

i am completed my degree(B.E EEE) 2014 anychance to get electrical licence plz help me

2149

---

How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?

2138

---

1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?

2000

---

Define conversion efficiency of a power amplifier. What is its value for class c power amplifier?

1355

---

What Is Connection APFC Panel In Compony.

1438

---

Efficient electrical earthing in hard rock area

1570

---