Which fault is caused by lightening and thuderstorm
a. Line to line fault
b. Single line to ground fault
c. Double line to ground fault
Answer Posted / praju
b
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes
what is zinc diffusion?
Show the schematic arrangement of diesel power station layout and give its principle of operation.
WHICH SIZE A.B.CABLE IS USED FOR 11KV.
EXPLAIN THE WORKING OF SERIES REACTOR IN HT CAPACITOR BANKS (FOR VOLTAGES & CURRENTS)
I need the list of Universities who have summer intake for BS degree in Electrical Engineering.?
What would cause a 240v choke that should give 110v out on a 16w lamp to gradually increase to 160v?
How may I enrol or get admission to your program?
what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?
Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com
how to calculate sizing of NGTR (Transformer rating,Loading resistor value and Current rating of resistor) and what is the X/R ratio. Details : 11kV,Capacitance 1.73532 micro farads,40kA for 1sec.
how to select fuse rating for a 3-phase motor ???
what is the difference between Power and Distribution transformers ?
Is there possible to Test Transformer for Overfluxing Capability. Or is there any firm who does Overfluxing Test on Transformer?
What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.