Answer / kameshwar rao

The minimum IR vslue for different voltage system is , it
should be 2 mwegaohm per KV.

Answer / sumit patel

for motor and gen.
2(kv+1)

Answer / ekanadam naik

is depends on voltages 1kv=2megaohms

Answer / sam

depending on voltage level (2V+1)Mohm

Answer / karthik raman.b

for high voltage 1 mega ohm and for medium voltage 500 ohms

Answer / bharathi

for 415 voltage miniman 50 mega ohm dep upon tamprature

what is iron loss?

4 Answers   RRB,

What is the settings of distance protection relay in 400 kv line

0 Answers   Crompton Greaves,

how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

0 Answers  

how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you

0 Answers  

Why generating voltage is limited up to 22kV?

4 Answers  

how to reduce disel generator voltage from 410-60 hz to 380v-60hz

1 Answers  

What is the height of DA, DAL, DB, DC & DDE tower?

0 Answers  

what is the excess air in furnace

0 Answers  

why neutral busbar size is half of the phase busbar size in control panels

1 Answers   IBS,

Why cannot we insulate HT over head cable to avoid ionization of air around the HT Cable?..By this we can minimise corona loss also..

1 Answers  

Explain The Application Of Storage Batteries?

0 Answers   ABB,

I have an existing old MCCB. ABB Model SACE, the rating are: Ue = 660 volts, Iu =1250 Amps, 3 poles, Ith (max) =800 amps at 45 deg C. I need a circuit breaker for my 3 phase motors, 380 volts 60 hz. the supplier required the minimum ampacity of the breaker to be 911 amps. can i use this breaker with rating of Iu =1250 amps but Ith = 800amps maximum?

0 Answers   Siemens,