Answer / arshad.dullah

440/230v 3 phase 4 wire

how air lock will be removed from generators, how it happens?

1 Answers   ABC Engineering,

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how many earthing should need for UPS, where its connected

7 Answers   HCL,

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What will happen if " not connecting the neutral point to ground of diesel generator output (380 V)", also if someone touched one phase without isolation from ground during the A/M condition what will happen to him?

3 Answers  

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A FIELD MAGNET IS EXITED BY AC/DC?

4 Answers  

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What is the difference between Contactor and Circuit breaker ?

8 Answers  

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can u describe the method used for protection of transmission line.

0 Answers   IBM,

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why we are using in reverse power relay in generator singranizing

1 Answers   Dalkia,

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The error in a single phase energy meter where pressure coil lags behind applied voltage by 88 degrees and pf is 1) upf 2).5lag

1 Answers   GATE,

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What is electrical grounding?

0 Answers  

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If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021

0 Answers  

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CAn any one can tell me what is the operation of ceiling fan and how it will start

2 Answers  

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Difference between KW & kVA

7 Answers  

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