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vacon parameter descriptions
9
This is the maximum time allowed for an underload state to exist. An internal
up/down counter counts the accumulated underload time. If the underload
counter value goes above this limit the protection will cause a trip according
to parameter P13.6). If the drive is stopped the underload counter is reset to
zero. See Figure 9.21.
Par.13.16
Tr ip a re a
Time
Underload time counter
Underload
No underl.
Tr ip /wa r ni n
Figure 9.21: underload counter
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