Answer Posted / bivin shankar
by meggering the unlive cable by selecting the option 5kv
in megger and check the insulation resistance value between
the core and harmour and between cores.for the healthy
cable the insulation resistance value should be infinity.
| Is This Answer Correct ? | 10 Yes | 1 No |
Post New Answer View All Answers
what is there inside an inverter and how it works?
What facility we get after CT secondary earthing and how?
Can we use shunt trip coil instead of trip coil with protection relay for protection?
WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.
If we have use two power cable for incomer, that time how many use cbct for earth leakage protection? 1 or 2 if 1 way? If 2 way?
Why power genaration in India is at 50HZ while America its 60HZ
Please elaborate th´evenin’s theorem?
what is difference between 2 pole structure and 4 pole structure in transformer yard
sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.
The metal-enclosed switchgear and controlgear is subdivided into three types: 1. metal-clad switchgear and controlgear; 2. compartmented switchgear and controlgear 3. cubicle switchgear and controlgear. What is the main differnence between them. State some example.
what is differnce btwen lll and lllg faults
How select ELCB for 32amp. socket having quantity 12Nos. We have to do this wiring in PLANT. Please Also explain the incoming cable specification.
List the advantages of star-delta starter with induction motor?
can I improve the furnace power factor (10 mva transformer) by adding a capacitor bank before the transformer.Does system power factor vary a lot with the furnace PF?
trasnfarmaer core make