Answer / ahmed mahmoud

PLC = Programable Logic Control
DCS = Distrbuted Control System
SCADA = Supervisory Control And Data Acquisition

1.what is the basic difference between surge arrestor and lightning arrestor and where we use it. 1.what is the difference between metal oxide without gapped lightning arrestor and with gapped lightning arrestor

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Tesla is the unit of which parameter?

4 Answers   Ecil,

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what's the activities of reactor in Buchholz relay?

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Why neutral is not used in three phases dol starter

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what is the fuction of electrical transducer in control pannel?

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if my load is not in continuous operation so what type of panel is required APFC or fixed capacitor bank without APFC whether C.T is required in both cases compulsory? explain detail

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what exactly commisioning work does in electrical site work... LT side?..

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A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.

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why the supply frequency in india is 50hz?

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What happen if we give resistance to the armatuure of a dc motor?a

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