Answer / k.prakashchandra

Armoured cables are used to protect cables from
physical/mechanical injuries

Answer / arun

answer 2 is partially correct but i would like to add one more point i.e armour is not only used for mechanical strength and it is also used for earthing i.e if any leakage occurs than that leakage currect will be earthed through this armour

Answer / pillay

3 phase motor can be cabled by any method provided
it provides the necessary safety at site and meets the
requirements of the regulations.
armoured cable is more often used because it is a faster and
a cheaper method that meets the requirements to connect a motor.

Different STANDARDS (BS, IS, IEC etc) gives different informations on CT specification. How they correspons w r t each other (i.e I mean to say BS provides "knee point voltage" but IS does not, then how can i select CT)

0 Answers  

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Can any one help me how to set an overload set the range from 2.8A to 4A , rated motor current 22A, CT 60/5A

2 Answers  

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will the turbogenerator operate on leading power factor with out modification in the stator winding.

3 Answers   Toyota,

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Two electrically operated Vibro Motors are fixed in parallel direction in vibrating feeder. What is the direction of both Vibro Motors?

1 Answers  

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What are locations arc protection relay is fixed.

0 Answers   KSEB, L&T, Siemens,

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what should be the no load current of an induction motor

2 Answers  

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sir, Is their any measuring unit of knoking? please explian?

0 Answers   Kirloskar,

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why do we use star-delta starter. what is its need?

6 Answers  

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typically in power distribution substation. 1- Any idea how would be the graph of capacitor bank consumption verses time through the day . 2- How is the switching ( on and off ) of the capacitor bank, per need?

0 Answers   Siemens,

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What is the technical name of Transformer Oil ?

17 Answers   Bhel, Don Bosco, Lanco,

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How we can calculate the Amps for the cable Ex:- For 1sqmm wire how many amps we can draw (calculation)

0 Answers   TATA,

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I have installed capacitor bank at secondary transformer. cos phi is increase. but on load (far from transormer), it still poor. Can anybody explain it??

6 Answers  

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