Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / raveendra nath
PI value is the ratio of insulation resistance at 10
minutes to the 1 minute value...
PI = IR(10 min) / IR (1 min)
For good insulation, PI >= 2
PI more than 1.5 is acceptable...
PI less than <1 indicates Bad insulation
| Is This Answer Correct ? | 8 Yes | 0 No |
Post New Answer View All Answers
What is the difference between solid grounding and impedance grounding?
why occ characteristics curve in not tracing back when we are bringing back the rhoestat?
How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations
# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in
suri transmission
which type of motor is used in automatic swing gate
What is warm / cold start of HT motors. How many warm start & cold start are possible in a day?
how to i get B licence,i am completed BE electircal and electronics engineering.i want to konw the proceduure to get b licence
what are the difference between PLC and embedded
How a band pass filter is constructed?
In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?
On 400 amp factory load how kvarh capacitors provide
please describe the Transformer setting, Motor setting, I/C setting, Tie setting
why does connected a indutor with mnsformeretering core of current transformer ?
What do you mean by dependent and independent voltage sources?
