Why PT burnts?

2 Answers  

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when we change tha taps from 1-16 in 100mva tr whether a constant voltage avaliable till it reaches tap 16 or voltage change as per taps change

1 Answers  

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xfhnchncv?

0 Answers  

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Give a brief idea about Control circuit wiring in Substation...???

2 Answers   KSEB,

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Give the expression for the frequency of oscillations in an op-amp sine wave oscillator?

0 Answers  

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What are the testing to be done before the installation of 1000 KVA Transformer?

3 Answers   L&T,

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How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.

1 Answers   HAL,

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what are the colour's and their indications in bucholz relay?

4 Answers  

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who many types of fire explane with exmple

0 Answers   Juniper Networks,

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ac and dc motor advandtage,disadvantage,aplication

2 Answers   Apollo,

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A 200 KVA UPS's load current is 70 A. We want to provide a Generator back up. What capacity of DG required for this ?

1 Answers   Reliance,

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If Ac supply is given to the DC motor then what will happen? clear explanation

2 Answers  

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