Answer Posted / vedprakash uppadhaya
reactors, thyristor contoroled rectifier
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i have faced a problem in ro plant grunfos make bm30type pump it is 22kw pump. We start this pump using siemens 3rw 4423-ibc44, 30kw softstarter but this soft starter will frequently failier so we planed to change dol starter. So pls tell anybudy its possible or not.
Why 1/3 is used in symmetrical components?
How much of the total hydro power potential has been exploited so far in india?
what are different types of electrical windings? i know the distributed winding ,concentrated winding etc but i want some detailed information, in what condition we will use distributed,concentrated windings what are the difference between them which is best, how induced emf changes by using different types of windings 20 hours ago - 1 week left to answer
why use phase displacement in transformer.and effect of phase displacement on transformer
In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?
Either It Possible a dc Motor to Run On Ac Drive [ Ex : ACS 800 , Yaskawa F7 ] If it is Possible How Pls Inform Me dinesh_elect_eng@yahoo.com
Merits & Demarits of Oil circuit & Air circuit breakers ?
What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?
In india, according to trade theory above 5 HP motor reqired star delta starter. But we R connect 11 KV motor with 14MW in Direct to line ( With VCB starter combination) Can U Guess, How it is possible ?????
why booster transformer is used in sumpners test conducted on transformer????
stand by earth fault protection (51G) for transformer rating 2000 kVA,Dyn11,33/0.400 V. LV NCT ratio and necessary resistor and metrosil values how to calculate
How we calculate the size of ht cable for any transformer
What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.
Pls explan the OLR setting in VCB at HT yard