Answer Posted / ram
Use manufacturer table.
1st step:Calculate the FLC.
2nd:Calculate the Voltage drop.( If It is more than 5%)
chose higher size.
3rd step:Calculate fault Current for the system and see
cable short circuit withstand.
Is This Answer Correct ? | 12 Yes | 4 No |
Post New Answer View All Answers
what mean by analog ,digital,numerical meters and relays? say the example?
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
What is the loss of transformer of 220kv/11kv, 63/80 MVA and 18.05% impedance
dg started in plc mode and load taken later one battery terminal connection will be disconnected by loose connection what will happen for dg and shall we connect battery terminals while dg in load time?
What is difference between slip rings and carbon burushes?
How many types are using in 220kv/400 kv swith yard
size of condotory fron voltage level
define displacement & magnitude ?
WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM
where was current transformer protection units used and why??
1.Can we use 6.6/11KV 300sq mm xlpe 3core cable for LT use (415 Volt). 2. If we use it for LT then what is the current rating
i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.
Difference between field rheostat and armature rheostat.
what happens to the water pump if ground water level is slowly decreasing?our water pump is varying from no-load full-load due to this problem
Where is servomechanism used?