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if negative of DC supply used and positive is grounded through EGB, and if ELCB used in the system then is it sense the positive volatge and get tripped is it possible?
1868why should small green grass ans small plant should not be there inside the transformer Yard in the factories
1757ASTM D 3455 - Standard Test Methods for Compatibility of Construction Material with Electrical Insulating Oil of Petroleum Origin has been used for Testing Transformer Oils with a product placed in it. Aged Control Oil has a Power Factor of 0.032% at 100°C. Aged Oil with a Test component has a Power Factor of 0.093% at 100°. Is this increase acceptable? If not why? How much increase is acceptable?
2021Hi, I'm running plastic reprocessing company where all motors are running only in delta. Due to that when I use start my 30 hp motor my transformer gets fuse. Where it happens two times a day. I gt a suggestion from a person about Automatic Power Factor Controller APFC. Is it useful for my problem??? Or is der any other way for solving this problem?? Upgrading the transformer is difficult. Pls give Me ur suggestion. Waiting for ur reply.
2 2929What is the unit audit? if our Max demand is something and we found much more unit then how to improve our max demand?
SRM,
1952Post New Electrical Engineering Questions
please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com
Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?
Where I can get the sample question for post of Junior engineer electrical-II For RRB Bhubaneswar.
in 6.6 kv vaccum circuit breaker vaccum bottole vaccum capacity ????
how to calculate fuse rating for a motor
What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva
how to maintain frenquncy with syncronising sub-station for distribution
how hydrogen cooled alternator undergo maintanence ? that is hydrogen when come in contact with air can result into explosions .
What is acsr cable and where we use it?
What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?
y we use neutral,all r told its used to for closed path..k its a just used to closed path,in a transmission line y we put same conductor used n both phase and neutral..if we use less than phase conductor in neutral mean we ll reduce cost its right r wrong..if we use mean any problem occur in transmission line..
i want to apper for apgenco or aptransco or related can any one sugest me where can i get previous papers of thouse exams
WHAT IS IM (INDEX OF MOUNTING )IN MOTORS
What is the different between conventional MCC and intelligent MCC? Common controller or controller for each bucket
What is open delta Xformer? It's adavntages & Use?
