This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.
Definition:
It is the value of current above which the fault current will be cleared by the three fuses only, the switch not having enough time to react.
Meaning/Impact:
This value must be observed in transformer feeder protection scheme in order to prevent the condition of fault clearing through the fuses only, this can be studied by knowing the below data:
It is the value of current above which the fault current will be cleared by the three fuses only, the switch not having enough time to react.
Meaning/Impact:
This value must be observed in transformer feeder protection scheme in order to prevent the condition of fault clearing through the fuses only, this can be studied by knowing the below data:
- Fuse time-current characterisitcs (minimum melting time).
- Switch opening time.
Released for: Schneider Electric Egypt and North East Africa
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