Which standard we are following earthing resistance test

0 Answers  

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who is ohm's and his law ?

1 Answers  

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what is the step by step formula for calculating bus bar phase and neutral size of a panel board.suppose the incomer of panel board is 100A..???step by step answer please

1 Answers  

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What is meant by operating sequence of VCB : 0–0.3sec.–CO– 3min.-CO

2 Answers  

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why is that a 4*4mm cable,is always powdered internally

3 Answers   Construction, L&T,

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132 KV TRFO BUSHING CT BURNT WHEN A 6.6KV HAS BEEN APPLIED TO IT .WHY .ANY REASON ?

3 Answers   vguard,

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what are the types of control panel used in industries & all electrical purpose ?

4 Answers   HP Tronics, IVRCL,

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What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

0 Answers   ABB,

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how can we calculate the reactence of the current transformers?

0 Answers  

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How to calculate the breaking capacity(like 15ka,20ka) of Circuit breaker (MCB,MCCB,ACB)

9 Answers   Career Excellent Sdn Bhd, Neona, Northern Max Engineering, Sps Renewables, Terasaki, UEM,

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tell me about xlpe cable?

1 Answers   IOCL,

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please I wont know how to calculate the vector group for power transformer ZNyn11 best regard.

0 Answers   Al Rasikh,

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