ABB ACSM1 Firmware Manual page 155

35.09 BRAKE FAULT FUNC
Defines how the drive reacts in case of mechanical brake control error. If brake control supervision
has not been activated by parameter
(0) FAULT
(1) ALARM
(2) OPEN FLT
FW block: MECH BRAKE CTRL
35.01 BRAKE CONTROL, this parameter is disabled.
The drive trips on fault BRAKE NOT CLOSED / BRAKE NOT OPEN if
the status of the optional external brake acknowledgement signal
does not meet the status presumed by the brake control function. The
drive trips on fault BRAKE START TORQUE if the required motor
starting torque at brake release is not achieved.
The drive generates alarm BRAKE NOT CLOSED / BRAKE NOT
OPEN if the status of the optional external brake acknowledgement
signal does not meet the status presumed by the brake control
function. The drive generates alarm BRAKE START TORQUE if the
required motor starting torque at brake release is not achieved.
The drive generates alarm BRAKE NOT CLOSED (when closing the
brake) and trips on fault BRAKE NOT OPEN (when opening the
brake) if the status of the optional external brake acknowledgement
signal does not match the status presumed by the brake control
function. The drive trips on BRAKE START TORQUE if the required
motor start torque at brake release is not achieved.
(see above)
Parameters and firmware blocks
155