Multi-Function Control ETMFC610
http://www.entecene.co.kr
240
EN
HANCED
TEC
HNOLOGY
8) IEC Extremely Inverse Curves
Figure 8-24. IEC Extremely Inverse Curves
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PERCENT OF PICKUP CURRENT
T
im
e(
S
ec
on
d)
T
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e(
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ec
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RECLOSER CLEARING TIME CURVE
: IEC EXTREMELY INVERSE
CURVES ARE AVERAGE CLEARING TIME
VARIATIONS
± 5%
OR 0.01 SECONDS
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