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Hi Mates, kindly illustrate the difference between 3 pole circuit breakers with 4 pole. one quite significant difference i aware is on the price between 3pole vs 4 pole based on same rating.Because 3pole cheaper, so we always facing recommendation to use 3 pole rather than 4 pole. Therefore...

Hi mates, Appreciate if anyone can teach me how to size the supply and return line of an diesel generator from its diesel tank. Thanks.

Hi brothers,recently got some recommendation to make the building design to be more "environmental friendly". LEED kind of consideration. Something good but needs more learning. Soon, i come across a power point from authorities which recommending using "TANDUM WIRING" for fluorescent light ...

Hi Mates, need your advice on this:- I'm now having Distribution board with sensitive load(old machines). When the recovery of up-stream power supply after black out, the incoming breaker of the Distribution board is still on and the surge always damaged our machines. In order to avoid this...

Hi Buddy, need your guidance on this:- For each transformer, there is 2 rating involved , AN and AF. Lets say AN/AF = 2.0/2.5MVA. Shall there be any difference with the transformer with 2.0/3.0MVA? What is the application difference ? Is there any rule of thumb indicating the AF rating should...