Answer / prakash

UPS Paralleling means distribution of load between two or
more UPS'. Or you can use one as backup or stand by ups.

While paralleling the UPS, one must check following,

Input Voltage, Neutral to Earth Voltage, Neutral earthing
etc.

define regulation

3 Answers  

---

What will be the average KVA rating of Auto Transformer for 75kw 415V , 3phase induction motor

2 Answers  

---

what is positive,negative and zero sequence in power system?

4 Answers  

---

What is vaccum currcuit breaker.define with cause and where be use it device?

0 Answers  

---

any earth foult trip the relay but in welding time not trip by earth foult

0 Answers   Power Grid, Siemens,

---

---

WHAT IS THE DIFFERENCE BETWEEN RESISANTANCE AND IMPEDANCE IF IMPEDANCE IS MORE THAN RESISTANCE AT SAME VOLTAGE CAN WE HAVE RELATION DERIEVED BETWEEN THEM

4 Answers  

---

does the power factor of an induction motor improve upon used in parallel with a synchronous condenser , used commonly to provide a leading kva ?

1 Answers  

---

how was your last weekend.

0 Answers   HCL,

---

why Ac current is alternating in nature?(or)why alternating current changes its direction?

3 Answers   APGenco,

---

how to calculate the bus-bar size. give formula with description

1 Answers  

---

for same rating of a transformer and induction motor which one will have higher magnetising current flowing?

2 Answers  

---

A system having the charactristic eqation (s+1)(s+2)(s-3)=0 is (a)stable (b)unstable (c)marginally stable (d)critically stale

1 Answers  

---