What should be ideal IR value for 11kV, un earthed, 1 MW
motor?
Answer Posted / sandip upare
Actually as the capacity of motor increase IR value
decreases.I am not exact correct but it should be less than
1 ohm
| Is This Answer Correct ? | 1 Yes | 8 No |
Post New Answer View All Answers
why we are using earth pit in sub stations.?
Please clarify, 1. Is it required to lay two runs of GI wire along with Armoured LT cable if it is laid between one big mains (63Amps TPN SDF) to small main (32A TPN SDF) with proper glanding termination? 2. If the armoured cable with proper glanding is laid from DB to CNC machine, is it required to run two runs of body earthing to the Machine from DB? 3.If the armoured cable with proper glanding is laid from Substation to Hangar, distance is approx. 100 mtrs, is it required to do earthing at shop area though the primary termination at substation is earthed through gland.
why and how voltage sharing in transformer, during magnetic balance test ?
Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.
What is Diff btw Fire Alarm & VESDA System???
Give details on how you intend to handle a challenging position you are posted to manage unexpectedly as a company staff?
Why is the frequency not changed during transformation of electrical energy in a transformer?
How to Prepare preventive maintenance shedule of machine tool.
Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!
I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.
How would you calculate power loss in a resistor?
l&t switch FN 63 handle position can we change
how many parameters can integrate with fire alarm basically ?
In Electrical 'Single Line Diagram' cable nomenclature shows "2 X 1C X 630sq.mm to be provided for one incomer. The question is how many cable to be proved for one Incomer.
EXPLIAN THE IMPORTANCE OF POLY PHASE CIRCUIT.