Answer / devendrapandey

yes we connect all earth pits in ring system.IS3043 is the
standerd international rule of earth pit.Acording this we
have follow some rules in meaking earth pit like the earth
resistance should be between the 0 to 3 ohms & some more u
will know as well for making a perfect earthpit.

The efficiency figures for energy efficient motors (in comparison with standard efficiency motor) can be generally higher by____%.

1 Answers  

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Why we use duplex coil and hook switch in telephone system?

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HOW MANY POLES ARE THERE IN 3 SLOTS PER POLE PER PHASE MOTOR

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PLease anyone can tell me CTUM-15 specification?

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What are the different types of circuit breakers?

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