Calculation of short circuit for bus bar| Short time thermal withstand capacity

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Short circuit withstand capacity of bus bar is very essential to calculate because that gives a prime safety aspect of bus bar.

#electricaltechnologyandindustrialpractice,
#powersystem,
#switchgears,

Short circuit rating of bus bar
short thermal withstand capacity of bus bar
bus bar short circuit rating
short time thermal withstand capacity of bus bar
short time current rating of bus bar
bus bar short time thermal withstand capacity

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  1. ELECTRICAL TECHNOLOGY and INDUSTRIAL PRACTICE
  2. Short circuit rating of bus bar
  3. short thermal withstand capacity of bus bar
  4. bus bar short circuit rating
  5. short time thermal withstand capacity of bus bar
  6. short time current rating of bus bar
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Комментарии
Автор

0.859 sq.inch=554sq.mm, provided Busbar 1000sq.mm>554sq.mm; Hence 1000sq.mm is more than the required minimum size busbar.

suchayan-vuld
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HOW SHOULD WE CALCULATE THE SHOT CIRCUIT THERMAL EFFECT FOR WIRES& CABLES

harip
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In case of 3 phase 4 wire PCC or MCC. Breaker ACB selection shall be 4 pole breaker or 3 pole breaker. ?

rukmagoud
Автор

Please mention the reference material name for the formula

enamulhaque
Автор

can you provide the formula for copper busbar & standards

brameshe
Автор

Using your equation and your input data, the correct answer is 8.59 sq inches, and NOT 0.859 sq inches !

Please check and confirm..

mrstrong