i work as a technician at a private company.. i used to take amp reading for certain appliances such as air con.. the problem is when i clamp the neutral, wire there is a current reading.. from my understanding for single phase system neutral should not have current unless if the circuit is not complete.. yet the air con still work

3 Answers  

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can we use ps class in combination with protection class in differential protection and over current protection.

1 Answers  

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checking procedure of capacitor based motors.used in fans etc?

0 Answers   Badve,

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why we did not get shock by touching nuetral of any single phase supply of a electrical equipement?

6 Answers  

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actually i can't understand what is 3dB ? and it's really not clear to me.please any one let it me be cleared.

0 Answers  

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what is the size of cable for 15kw motor and 85 meter cable length using with vfd

0 Answers  

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Send me Model Question paper for the post Scientific Assistant in NPCIL

0 Answers  

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how to calculate cable size, olr rating, contactor rating and mccb rating,to below given details three phase motor 75 kw,415 v,.85 pf,50 hz?

5 Answers   Cabin Crew, Essar,

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which electrical supply used for long distance traction 1.1-ph 22kv a.c 50hz 2.2-ph 22kv a.c 50 hz 3.dc vtg 4.1-ph 22kv 150 jhz

3 Answers   Power Grid,

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How to select the gauge of wire for winding of motors? How to select number of turns for winding of three phase induction motor?

0 Answers   npcc,

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why star connected transformers used in tneb?

1 Answers  

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How would we calculate the no of earthing pits required for motor /panel

5 Answers   APGenco, National Engineering Industries, Practical Viva Questions,

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