As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?
1784Assuming that a dedicated neutral earthing transformer is provided for each GT generator, when the two generators are running in parallel, has consideration been given that the earth fault current from one generator stator winding be split between the two neutral earthing transformers? If so, what adverse impact will this have on the operation of the 59N and 27TN devices?
1682A cantilever beam of length L = 3 m carries a uniformly distributed load (UDL) of W = 20 N / m throughout the length. Calculate the bending moment, BM of the beam near the fixed end. What is the shear force, SF at this point? Let SF = -WL, BM = -LWL/2.
1 2684Dear Sir, I willing to know if one 15Hp induction motor run in star connection. What happen power capacity of motor? Plz tell me.
1 2511I have complete the I.T.I electrician and 12 years experience on this field. How to get electrical supervisor certificate by tamilnadu electrical license board
1936A rock anchor 3 1/2” in diameter is placed in rock. The which has an allowable shear strength of 1200 psi. Determine the required anchorage length to safely carry a 80 ton load using a 2.0:1 F.S
2026I am in last year of Engineering.I want to apply for ONGC on GATE based score.They require Certificate of Competency as Electrical Supervisor.How can i get this certificate so I can apply for AEE(ELECTRICAL) in 2016
ONGC,
1 3304hi... i'm about to learn siemens plc i came across following question in my mind ... plr ans 1. hw motor operated by plc 2. hw drive operated by plc explain dis by both ladder logic diagram and hardware config , connection
2 36291 “earthing” for bonding of equipment and circuits to common plant earth electrode potential, 2 “protective earthing (PE)” when this bonding is required for personal safety provisions 3 “grounding” for interference suppressing bonding of screens, sys-tems with ground level 4. low-impedance earthing ? 5.primary earthing system and secondary earthing system what is that? 6.earthing electrode or mesh net earthing electrode ? very confusing , simple but very informative help required ? i will be very very thankful to you guys.
ABC,
2090what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks
ABC,
2245
How to culture bone marrow monoclear cells?
What is Event - Delegate? clear syntax for writing a event delegate
I am surekha new commer for this site? I have some doubt's pls clarify it..... I finished my B.tech and S/w Testing Course Now iam searching for a job in Testing, I did not have any experience in real time projects. Any body can send me the sample Testcases,Srs,Matrix for Banking,ERP Projects etc.Here is my email id surekhai@yahoo.com
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