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Hi desertfox: You say you agree with me but in the link you send it says that for 1600A is ok 63x1x10 flexible busbar. What did you meant then ?? thanks!

Hello everyone, Im having some problems with a customer regarding the size of the flexible copper busbar we should put. The nominal current That Will flow thourgh the busbars in normal condition will be 1600A I suggested installing 100x1x10 flexible busbar However he insists to install...

Hi all! There is a project, where a subcontractor will be doing the substation local, and all its related electrical stuff from the MV side.. I have been discusing with him the low voltage side, specially the grounding of the neutral. The transformer will be a dry 1000KVA, 15/0,4KV delta/wye...

Thanks Bill, one more question, When should the circuit breaker be 135%? or 150%? or 180% ?, etc, of the nominal current ?? I mean what do I have to take into account in order to design it by 135% or another value greater without exceeding 250% ?? Thanks!!

Thanks everyone for the replies. But still having the same doubts.. Could someone give me a specific response to my case ?? and not generic.. Im using normal thermomagnetic circuit breakers curve C.. magnetic fixed to 10In Circuit breaker for each capacitor will be rated 135% nominal...

Hello all, I have some doubts regarding the sizing of the protection and cables for a reactive compensation. This is a 3phase system 50hz. The reactive power I have to compense is 100Kvar, for which im planning to put 4 capacitors of 25kvar each. For each capacitor i will put special...

Thanks everyone for answering, The compressed air is not going to be in contact with the olive oil, or at least it shouldnt, The air is going to be used, for actuators, and in the maintanence shop, for repairing porpuses. Also will be used in the packaging and bottling machine.. My doubt is...

Hi everyone, Im preparing a proyect of a Olive Oil plant. I have doubt whether I have to use stainless steel or if I could use galvanize steel for the compressed air system pipes . The air will be used for the packaging machine and general equipments, actuators. thanks!