If single phase voltage level is 230V than why three phase voltage level is not 660V ?, but it is only 440V.
16 70442what are the safety in transformer,diesel generator,ups, chiller plant,h.t. , L.t. , sewage treatment plant(stp),water treatment plant(wtp), fire. plz ans. me in detail if you know any of the mention above. i urgently need
2 3751What is the ideal Bacteria Value for Sewage treatment plant operations with great efficiency.And what is the COD , BOD and Bacteria Measuring units and standard values in India.
1 2900Post New EFS Interview Questions
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