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9. Curves
Time-current tripping characteristic - version 288 03 and 288 04
If short-circuit current is higher than Icw value or Ii is setted at Icw position,
Ir = Long time setting
current
tr = Long time delay
Protection unit MP6-Megabreak
tripping time is equal to 30ms.
Im = Short time
setting current
Thermal
Tripping
tm = Short time delay
®
Ii = Istantaneous
intervention setting
current
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