During Testing of Maintenance Free Earthing, How deep should
be the Spikes of Earth Test Meter should be inserted in the
soil(one spike is 15 Meter & Other spike is 30 Mtrs away
from the Main Earth Electrode. Because, recently, we
observed that when spike is inserted 3-4 Inch in the earth-
results are better, If spike is inserted 1 feet deep than
results are increasing.
How will A Medium voltage circuit breaker(11 kV voltage level) operate under short circuit fault condition
whether It is having short circuit release like Low voltage circuit breaker or relay should be given?
We have 5 Distribution sections with variable loads&We have
3 Gensets(500kva,380kva&250kva) our total load is between
400kva to 600kva. so how could we connect 3gensets.
I want to use Induction motor to open and close a 1 ton
door. How much power do I need.
what is the grounding Calculation formula? spouse i want to
provide grounding to 3phase 18kw motor or i want to provide
ground to 3phase 10kva dry type transformere or you give me
at which voltage level arcing ground is occurs ??????????
In ACS 1000 drive we are using 12 pulse converter,why don't
use 3 pulse converter.
role of europe union in UK safety legistlation (electrical
when will be the iocl interview results i faced interview
on 8th september 2008 iam from electrical branch i faced
interview for the post of electrical
george phenomenon of synchronous machine
How to determine the breaking capacity such as break down
current and break down voltage for VCB and CT's.
WHAT IS counter flux IN CT?
why the colour of insultor stack , petticoat is brown. Is
it has some technical reason.
how to calculate the loss tangent of electrical cables
What types of motors are used in cranes
i have some screw comprressor with 630kw power,i have
established them with simple star to delta circuit,by the
way there is so much inertia when the screw comprressors
start, can you offer me contactors power with 400vac or any
cataluge to choose the contactors
what is the requirement regarding earthing of Single
conductor with AWA