What is the difference between online ups and offline ups?
Answer Posted / pavail
online ups id expensive ,biggest and heaviest
offline ups is less expensive time
| Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
What are the two major types of control system?
What are the components of feedback control system?
Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere
In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.
Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC
What is “pu” in electrical engineering?
Dear Sir/Madam, I have one questions we have three steam turbines and one Gas turbine and our industry linked with the public network, we have protection system one of the protection is reverse power we can export just four MW only i would like to ask about how to calculate the reverse power. Thank you in advance best regards
Why do power lines not short out when they fall into water?
In Designing the rating & accessories of a MCCB how to choose the type of releases..means what is the basis for selecting, thermal magnetic, electromagnetic & microprocessr based releases
A cable with concentric PE conductor must be used with frequency converter circuits what does its means.?
I need model question papers for RRB section engineer Chennai... Please send to my E-mail Id:- maitheerainbow@gmail.com
How to reduce -234126219.6403 MVAr generation and by what?
How many types of colling system it trformers?
where solid grounding and where grounding through ngr done and why?
what can be the causes of capacitor start motor having a higher current that its actual