what is the gas pressure at normal & operating conditions of sf6 cb??

2 Answers  

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a)In a 3-phase 4-wire circuit, a circuit breaker is selected to protect the circuit whose highest fault level is 6.6 MVA. Determine the required minimum breaking capacity in kA. (Note: Covert 3-phase power in terms of kA to find answer.) b)Using the below, determine the required minimum making capacity in kA as a “peak value”. Rate breaking capacity (Icn) ka: Icn<= 1.5 Factor = 1.41 1.5

0 Answers  

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what is RTD? what is THERMOCOUPLE? What is difference between it?

2 Answers   Bhel,

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In zero voltage we can pass supply to our body means we cant get shock its true ? how we can do it ?

4 Answers  

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why transformer rating is given in kva?

2 Answers  

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What is a soft start?

1 Answers   Focus,

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how tan-delta test is performed?

1 Answers   GE, VDL,

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what is parellel power factor correction?

2 Answers   HCL,

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what is lrs tank water resistance.

0 Answers  

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What is the name of oil which is used in transformer?

3 Answers  

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draw singleline diagram of star to delta and dol starters

0 Answers   JCP,

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Why Neutral Earthing pits and body earthing is interconnected

3 Answers   Taj Group,

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