Answer / pravin kumar

The minimum Insulation Resistance value for the power cables
2mega-ohm/kv this is both applicable for LT& HT side
for ex:
11 kv power cable need IR value is 22 mega-ohm

Answer / pgr ram

for HT cables (6.6 KV to 33KV) above 500 megohms is
required. For LT cables (1100 volts) minimum 100 meg ohms
is required

Answer / ibrahim

(cable voltage rating/1000+1M ohm)x10

Answer / deepak marya

IT IS ONE MEGA-OHM PER KVA AT 70 DEGREE CENTIGRADE.IR VALUE
IS HALF FOR TEN DEGREE CENTIGRADE RISE IN TEMP.

In my power station 220 volts dc battery set. they coneected 84th cell taped

1 Answers   KPTCL,

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Merits & Demarits of Oil circuit & Air circuit breakers ?

0 Answers   Genco,

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In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..

0 Answers  

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In a 3 pin plug holder, what is the purpose of diameter of ground pin is larger than phase and nutral pin

9 Answers   Coal India, HCL,

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What is the size of electrical cable to be used for a space heater single phase 240V ?

3 Answers  

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A generating system will have a total capacity of 300 MW. Find the probable forced outage when the capacity is supplied by two 150 MW units. The operating probability of all units is P=0.98 and forced outage probability rate Q =0.02 .

0 Answers   BUET, VECL,

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how to check IR values in alternator winding?

3 Answers   Birla, Naftogaz,

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what is meant by trip circuit supervision & directional or non directional over current ?

1 Answers   ABB,

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I would like to install the largest KW alternator to a 200 amp aluminum bus box in my home. Is it possible to install a 250 KW 400v 251amp synchronous alternator to my home?

2 Answers  

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What is the stander resistance value between the neutral and earth?

10 Answers   Crossdomain, Sepco,

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Why LED light has advantage of rapid reflection ,although other lights alse reflect.? and this light is considered to be best for transmission usage in case of Free optics

0 Answers  

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I had finished D.E.E.E at 2004,I wish to take C license.I am working pvt company HT supply but my professional certificate was missing.I have diploma & course completed certificate.without professinel may I got c license?.pls guide me.

1 Answers   OEG,

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