What is the Polarisation index value ? (pi value)and
simple definition of polarisation index ?
Answer Posted / unknown
It is a test of the dielectric strength of the winding insulation.
Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
what is the difference betweem star connected motor & delta connected motor?
Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?
How to protect a Dosing pumps/any sensitive equipment (single phase) from surge protection inside a food factory.
Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB
A power transformer 4MVA/11KV/0.415Kv has been out of use in 12years. what maintenance actions/test need to be carried out before energizing.
i have 90kw motor.so i choose connect cable .please what is parameter checked so please give to formula
how we can come to know that motor winding resistance which showing by DMM is right or wrong???is there any chart or something that we will compare & check???
how to calculate mf when meter and cTPT detail are given
How Can you do Maintenance of ACB of 2000Amperes
How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?
What is a dominant pole?
why dc is used in control circuits for MV & LV switchgeras instead of ac
What is meant by a stray loss of a induction motor??? What is the equation to find it
What type of core material is used for metering C.T and protection C.T???
What are unstable systems?