ABB ACSM1 - Page 197

Parameters and firmware blocks
197
46.01 EXTERNAL FAULT FW block: FAULT FUNCTIONS (see above)
Selects an interface for an external fault signal. 0 = External fault trip. 1 = No external fault.
Bit pointer: Group, index and bit
46.02 SPEED REF SAFE FW block: FAULT FUNCTIONS (see above)
Defines the fault speed. Used as a speed reference when an alarm occurs when parameter 13.12 AI
SUPERVISION / 46.03 LOCAL CTRL LOSS / 50.02 COMM LOSS FUNC setting is (2) Spd ref Safe.
-30000…30000 rpm Fault speed.
46.03 LOCAL CTRL LOSS FW block: FAULT FUNCTIONS (see above)
Selects how the drive reacts to a control panel or PC tool communication break.
(0) No No action.
(1) Fault Drive trips on LOCAL CTRL LOSS fault.
(2) Spd ref Safe The drive generates alarm LOCAL CTRL LOSS and sets the speed to
the speed defined by parameter 46.02 SPEED REF SAFE.
WARNING! Make sure that it is safe to continue operation in
case of a communication break.
(3) Last speed The drive generates alarm LOCAL CTRL LOSS and freezes the
speed to the level the drive was operating at. The speed is determined
by the average speed over the previous 10 seconds.
WARNING! Make sure that it is safe to continue operation in
case of a communication break.
46.04 MOT PHASE LOSS FW block: FAULT FUNCTIONS (see above)
Selects how the drive reacts when a motor phase loss is detected.
(0) No No action.
(1) Fault Drive trips on MOTOR PHASE fault.
46.05 EARTH FAULT FW block: FAULT FUNCTIONS (see above)
Selects how the drive reacts when an earth fault or current unbalance is detected in the motor or the
motor cable.
(0) No No action.
(1) Warning Drive generates alarm EARTH FAULT.
(2) Fault Drive trips on EARTH FAULT.