Answer / thowsif

For the Operation UPS Battery is Essential,

UPS Will work without a Battery also,but in event of Power
Faulure it will not supply the power to the load as thier
is No Backup Power..

Answer / prakash veer singh

These system is not working . Because battery is part of
those system. without battery these system is not complete.

Answer / bala.a

yes mr . Ram statment is correct . This system is working
in Nokia compus- chennai

Answer / ramakrishnan

UPS can Work without battery by using a technology called
FLYWHEEL where it can give a back-up of 20secs.

This system is currently working in france and also in some
other countries where Auto transfer switches ON their DG
within 10secs whenever the EB fails.

Answer / ram

Mr.Bala Can i know the brand of UPS working in Nokia

induction 3 phase motor terminal connection

0 Answers  

HAI,I HAVE 6,60KW MOTOR FEEDERS IN MY MCC PANEL.HOW CAN I DO MY SETTINGS FOR OVERLOAD,SHORTCIRCUIT,GROUNGFAULT,INSTANTANEOUS TRIP FUNCTION IN MY 4000A CIRCUIT BREAKER?

1 Answers  

how can we design robots

0 Answers   Maruti Suzuki,

what is the speed of electricity?

11 Answers   Bhel,

what is the ATS .And how it works.

0 Answers  

The specific heats of the gas at constant pressure and constant volume are respectively 1.0 kJ/kg K and 0.72 kJ/kg K; the value of R for the gas is

0 Answers   Caterpillar,

difference between crane drive and line drive.

0 Answers  

how many safety really of DG sets.

0 Answers   MBD, Nerolac,

how we can set the IDMT relay.

0 Answers   Suzlon,

What is the difference between Neutral and Eatrh?

8 Answers  

TELL ME WHAT IS INDUCTOR AND CAPACITOR WHAT IS IT BASIC OPERATION ANDFUNCTION?

0 Answers   ABC,

If you know per phase current and phase to phase voltage; what is overall KW of the circuit?

1 Answers   ABC, GAS,