what is the diff. between x'mer , isolation x'mer & ultra-isolation x'mer ?????????????

0 Answers   ABB,

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design a LV scheme for a 15 storied building?

0 Answers  

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if acapacitor connected to power supply will it cosume power& will it going to get recorded in energy meter

2 Answers  

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How a generator is positioned in a hydroelectric power plant?

10 Answers   Infosys,

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what happens when back feeding supply accidently collapses with normal supply ??? How?? [that is sometimes in a substation 11kv feeder if their ws long time permit work, back feeding supply will provide from nearest substation... if accidently after the permit work,they charged the feeder without removing back feeding wat will happen...?]

1 Answers   KSEB,

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What is instrumental error?

0 Answers  

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What is power factor? Whether it should be high or low ? why?

9 Answers  

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Whether cable is designed for different fault currents?

1 Answers   DAE,

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Why is negative feedback invariably preferred in closed loop system?

0 Answers  

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my motor rating is 800HP, 128Amps, 3.3kV. What is capaitor bank i can use for PF improvement to 0.990?

3 Answers  

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power inverter we are using 2n3773 power transister in that places we can use any IGBT ?

1 Answers   Essar,

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how to calculate voltage regulation?

1 Answers   Qtech Software,

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