Answer / engr.shahbul

5(fist Digit)-Limited protection against dust ingress.
(no harmful deposit)
5(2nd Digit)-Protected against low pressure water jets from any direction. Limited ingress permitted.

The readings with a Multi meter are 15 Amps Phase Neutral 192,Phase Earth 194 and Neutral Earth 24 5 Amps Phase neutral 192, Phase Earth 153, neutral Earth 48

1 Answers  

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how the transmission voltage ranges are decided like 11kV,33kV,66kV,132kV,220kV,400kV,725kV.... why not choose the transmission line voltage as 23kV,164kV,440kV?? what's the reason??

3 Answers  

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WHAT IS THE MEANING OF 'UPF'&'LPF'.... HOW CAN WE DEFINE IT? WHAT IS THE VALUE/RANGE OF EARTH WIRE RESISTANCE USED PARTICULARLY IN HOME....

2 Answers  

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can we use breather in a SEALED power or distribution transfomer instead of injecting nitrogen.

1 Answers  

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What is a roll of a adopter pannel in buscoupler pannel????

2 Answers  

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a induction motar has 30-35% exciting current at no load but in transformer it is only 2-3% ofbrated current why any reason?

1 Answers   century,

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What is nyquist contour?

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what are the values to be accepted on 3 core 185sq mm for 11000volts on insulation resistance between conductors and between conductors and earthed?

3 Answers  

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Define steady state error.

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How to solve the problem of low voltage at consumer end in distribution system if one phase come low voltage of transformer

1 Answers   ABB,

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what reactive how to maintain

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which type of amplifiers are used in multimete?

0 Answers   NTPC,

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