Interested to Buy Any Domain ? << Click Here >> for more details...
What should be the value of earth resistance for an
instrumentation/electronic circuit? As per which IS/IEC
Code?
- 3 Answers
- 7958 Views
- IOCL, I also Faced
- E-Mail Answers
Answer Posted / muhammad abid ali shah
Accurate value of earth resistance for the instrument and electronic circuits is 0.02 ohm
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
How phase displacement change in the over current relay coils.
Can anyone please provide me details of MCCB/Contactor/SFU rating calculations for a motor feeder..for example 50 kw.. not from type-2 cordination chart. i want manual calculations..
a governer in an Ic engine controls the
how the testing of protection CT Testing done through Primary injection kit please describe in detail procedure...
what exactly commisioning work does in electrical site work... LT side?..
is the value of inductance depends upon the value of thitha in doubly excited machine??
how to enter inverter parameter? without manaual?
I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?
WHAT IS THE FUNCTION OF SHORT CIRCUIT MAINTENANCE CT
What is s-domain and its significance?
What is the difference between single point and double point bonding. please kindly detail about bonding of cables.
we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.
what is the size of ht cable of 33kv ht line and transformers ratings are 1 Mva and 5mva.please send formula also.
where solid grounding and where grounding through ngr done and why?
why does make gain margin and phase margin on same plot.?
