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Time Curve Calculation

The document contains settings for an IEC curve including injected current values, pickup current settings, and calculated tripping times for 1.3 and 5 times the pickup current. Data is shown for two curves with different settings and the resulting tripping times when 1.3 or 5 times the pickup current is injected.

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mahesh
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© Attribution Non-Commercial (BY-NC)
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80 views1 page

Time Curve Calculation

The document contains settings for an IEC curve including injected current values, pickup current settings, and calculated tripping times for 1.3 and 5 times the pickup current. Data is shown for two curves with different settings and the resulting tripping times when 1.3 or 5 times the pickup current is injected.

Uploaded by

mahesh
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLS, PDF, TXT or read online on Scribd
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Enter the Values in the IEC Curve Selected Ip Setting Tp Setting Injected Current Choose the Curve Current

to be Injected Calculated Tripping Time for 1.3 times Current

Boxes Only Data Units Entry 1.00 Amps 1.00 sec 1 times 4 1.3 Amps 400 Secs

IEC Curve Selected IEp Setting TEp Setting Injected Current Choose the Curve Current to be Injected Calculated Tripping Time for 5 times Current

Data Units Entry 0.02 Amps 0.40 sec 3 times 1 0.1 Amps 1.712 Secs

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