Interested to Buy Any Domain ? << Click Here >> for more details...
What is the difference between online ups and offline ups?
- 44 Answers
- 217223 Views
- Electrical Tech, GMR, Gravity India, HCL, Indus Towers, NIT, Pyramid, Techno Electric and Engineering, UBS, I also Faced
- E-Mail Answers
Answer Posted / neha sharma
offline ups is least expensive whereas online ups most
expensive biggest.
offline ups typical transfer timeis 4m whereas online ups
no switching time.
| Is This Answer Correct ? | 4 Yes | 1 No |
Post New Answer View All Answers
How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend
why 3 phase is converted into 2 phase using electronics circuit why not 2 phases are diresctly putted from the 3 phase transformer??
What is the disadventage of gland earthing(power cable) if any. ?
what is high and low cut off voltage of BB and DG at SPS????????
what is fault level of power system ?
Name one of major transformer company in KSA ?
what curve and rateing would you use for a three phase 0.75kw motor?
Iwould like to know barc interview questions
how we explain parallel paths armature winding?
STATE USE OF ARC RUNNERS & SPLITTERS ?
This is reqd for a 1MW Solar power plant..We have 2DC outputs from the solar panels Connected to 2INVERTOR panels.. Output from invertor is 3ph,280v,500kva,50hz.These are connected to individual ACB.This has to be stepped up to 11KV ,1250KVA SYSTEM.Now can I use (1) one more ACBTO GIVE A COMBINED OUTPUT OF 1000KVA,280V & STEP UP THE OUTPUT BY USING a single two winding 3 ph transformer 11kv/1250kva. or (2)use the two outputs and connect to one three winding transformer of above rating..Pls suggestwith details.
Define ampere
What is PQA???Applications........
In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???
during installation time of transformer and alternator which points we have to observed?
