HOW MANY EARTHINGS REQUIRED FOR GENERATER
Answer Posted / rajeshsan
The earthing of Generator at star point is depends on the capacity.
For larger generators eg:- 600MW generator the generator is grounded using NGT and generator body is grounded at two ends. Earthing are done at two ends to have redundancy only.
Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
What consists of 2 or more thermocouples to be connented series?
For electrical designers what are the standard should know? i want learn about this standards. how to get information/reference. anybody help in this regards please.
What is core CT & it's function?
List of equipments required foe industrial repair lab.
what is interfacing in computer studies?
what is the concept of directional power?
What is mean by Sensitive Earth fault & what are the effects
why three phase capacitor takes unbalanced current in capacitor bank?
Define relative stability.
How do you compute voltage drop and cable size over distance?
following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?
if flux and load static in dc motor and supply voltage increases 20% then what happened in speed
difference between power surge and switching transient
how can calculation ate Amps for cabel. Ex-for 1sqmm wire hou many amps we can draw
FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?