what is the acceptable insulation resistance for motor/transformer?

Answer Posted / gajendra singh

Insulation resistance tests are made to determine insulation resistance from individual windings to ground or between individual windings. Insulation resistance tests are commonly measured directly in megohms or may be calculated from measurements of applied voltage and leakage current.

Is This Answer Correct ?    2 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is servo motor and how to work it.

1458


reason of diode failure in alternator

1403


DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?

4781


what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?

3956


why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding

1402






how to erect roof control panel?

1525


Tell me all plants load factors i.e which plant operating on which load?

1549


how to carried out tan delta test in 11 KV alternator ?

2519


what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

1490


How can calculate the rating of a alternator for a given specific load with formula

1842


what is difference between line differential and transformer differential?

1230


What is meant by system?

647


in non technical way how can u define POWER FACTOR??

1369


How to select the proper VSD to operate high inertial load

1275


What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

2010