AC70T Crane Purpose VFD Manual
5
brake release time, brake holding time, etc., to ensure the system is safe and reliable.
14. Brake timing description
: When the brake is not energized, it is in the state of holding the brake, and must be
released under the condition that the brake is energized; through the release frequency, release current, brake
release time, brake holding brake Time, etc., to achieve a dedicated brake logic control to ensure that the system is
safe and reliable to avoid slipping.
Operation
signal
Output
frequency
Brake
signal
Brake
motion
FWD
Up-operation frequency
FF.10 FF.11
FF.06 Release frequency
FF.07 Brake
frequency
FF.12 FF.13
FF.14 FF.15 FF.08 Release
frequency
FF.09 Brake frequency
FF.16 FF.17
ON
ON
OFF
OFF
Down-operation frequency
ON
ON
REV