types of central Air conditioner plant?

0 Answers  

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1)we r having one problem .one dry type transformer(6.6KV/433V)is taking high magnetizing current on delta connected HV side of "U" phase when compared to other two phases.could any body tell the reason why it is happening? 2)why CT secondary side protection core has got higher winding resistance when compared to that of metering core of same CT?

2 Answers  

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how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt

0 Answers  

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what are effects of harmonics in the three phase a.c power system ?

2 Answers   AIIMS,

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What is Difference Between static & Dynamic Pressure of Fan & Blowers

2 Answers  

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why ac current do not save

3 Answers  

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why electron not flow in open loop,how they know path is open ?

3 Answers  

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how to calculate short ckt current of trafo. ex.3-ph 3MVA trfo. 11/440, impdence voltage=7.25%

1 Answers  

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6. A DC AMMETER HAS R=0.1 OHM & CURRENT RANGE IS 0-100 A IF THE RANGE IS TO BE EXTENDED TO 0-500 A THEN METER REQUIRES SHUNT RESISTANCE OF ..........

2 Answers   SSC,

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Why Transformer does not work in DC ?

5 Answers  

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What is maximum demand and contract demand?

5 Answers  

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Which motor has high starting torque

2 Answers   Greenko,

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