What is the technical difference between IS:1554 and Indian Railway IRS:S63/2007

0 Answers   Indian Railways,

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what percent do you derate your copper wire when you change from copper buss to copper wire

0 Answers   Gerdau,

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function of soft starter .

2 Answers  

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IC 741 is opampIC..moreover AND OR NOT ICs also have '74' in them.. why is that number specifically used?

1 Answers  

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Why power factor is arising in electrical circuit, is it possible to eliminate from the circuit, why

2 Answers  

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What are applications of Shunt release?

2 Answers   Techno Electric and Engineering,

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why the Parameters : Base Voltage & Maximum Voltage can't be equal in value in a VFD (Variable Frequency Drive) ? How much the base voltage would be lower than the maximum voltage ? If 400 V is the 3 phase output of a VFD ... then what should be the base voltage ? thanks a lot

1 Answers   Yaskawa,

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when a airgap of the induction motor gets larger does it draw more current ??? does it power factor gets lower?

3 Answers  

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What is the principle of Excitation.

1 Answers  

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what are the preventive maintanance actions taken for air circuit breaker? please answer me

0 Answers   MAHINDRA,

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Why MS rod or flat are used in stead of GI rod or flat in switchyard earth mat ?

2 Answers  

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What is diversity factor and how to calculate it

2 Answers   Al Faraa, Amul, Pentagon, Sobha Developers,

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