what voltage generated earth tester meter when we testing the Earth point ?
It is about 50 V AC in 0-10 ohm range and 100 V AC in 0-100 ohm range ( Waco instrument )
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What is the two pole structure?
In an panel board if the outgoings are power plugs and motor equipments...what should we choose as the incomer of the of the panel board?? MCCB OR ISOLATOR?? Should we use ELCB protection??if so where??
What is mean by retrofitting of machine tool please brief.
what is anode and cathode??
What is Grounding? any difference b\w earthing? if yes plz explan??
why we are called the 4-20ma transducer,not 0-20 ma transducer??
what reactive how to maintain
what is meant by HT<?
How to select KW/HP rating of motor for particular application? Is there any relationship od RPM?
how rated the neutral voltage of transformer and reactor, e.g. 400/220, 200MVA transformer have neutral voltage of 33kv. and reactor voltage 145kv. how this rating decided?
Why are tertiary windings used in transformers?
what is the reason of battery voltage is 12v maintain?please answer me.mail-psrinivasan20@yahoo.com
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