Parameter description vacon • 46
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3
3.7 Mechanical brake
P7.1 BRAKE OPEN FREQUENCY
P7.2 BRAKE OPEN CURRENT
Thresholds that must be reached for external brake open at start.
If P7.1 > 0Hz, frequency reference is internally limited to P7.1 + 0.1 Hz until the brake is re-
leased.
Fault 56 Brake Time Out is triggered if the thresholds in P7.1 and P7.2 are not reached within
3s from Start command.
P7.3 B
RAKE CLOSE FREQUENCY
The brake is closed when the start command is low and output frequency is below this thresh-
old. Possible delay in P7.4.
P7.4 B
RAKE CLOSE DELAY
Respected in any stop condition (quick, fault, no enable), apart direct control from ASi input,
when the signal goes low.
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