Answer / deepak

For Voltage, it is +/- 10% &
For Frequence +/- 5%

Answer / gunasekaran

for voltage +or-10%
for frequency +or-3%

Answer / srinivas karthik

Operating frequency is 50Hz and voltage would fall in
different ranges viz. for house hold purpose 220 volts and
industrial purpose 415 volts to 440 kv.

Answer / ashok mishra

Voltage: +/- 6%
frequency: +/-3%


sddiet barwala

Answer / ravi

frequency is 50Hz with +3% to -5% variation.
volatge variation is 10%
combined voltage and frequency variation is 10%

Answer / pavan sukode

for voltage it's +/- 10%
n for freq its+/- 5%

Answer / george

frequency band specified by Indian Electricity Grid Code (IEGC) is 49.5 Hz to 50.2

Answer / manoj yadav

voltage - 440 (+/- 10% )
frequency - 50 HZ (+/- 3%)

Answer / anuj sharma

Up to 650 volt-. +/-6%
650 to33kv +/-9%
Above 33kv +/-12.5%
Frequency +/-5%

Answer / praveen juturu

Voltage: +/- 6v
frequency : +/- 0.55

How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test?

2 Answers  

for ac networks if the voltage wave form is V=Vm sinwt here the voltage Vm=230 for the frequency 50hz then the time period is 0.02 sec then for the time period 0.12 sec what is the voltage

4 Answers  

simple way to find busbar sizes??

1 Answers   SPAC,

What is the function of semicon in 33kv ht cable ?

4 Answers   Denson, Finolex,

what is meant by vector group of a transformer? How can it be derived?

0 Answers  

what is role of mpu in dg

1 Answers  

What is the difference between MCCB and MCB ?

4 Answers   Siemens,

what are the possible reaons & remedies if resistance of NGR getting heat up

0 Answers  

FOR WHICH FAULTS OR CONDITIONS DOES A TRANSFORMER DIFFERENTIAL PROTECTION DOES NOT OPERATE???

10 Answers  

what is maximum or Threshold value of current 7 voltage that a common man can withstand

1 Answers  

how to find Harmonics and types as per the equipemnts

0 Answers  

Define early construction of human being

0 Answers