Toshiba G9 Installation And Operation Manual page 262

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LED
LCD Screen
Screen
*Over-Voltage OP
POT
Pre Over-Torque
RLS
Reverse Limit Switch
RBR
Run Before Ready
SLCR
Slack Rope
Switch Out Of Sequence OSF
TRUN
Timed Run
OJ
Cumulative Run Time
TPF
Torque Proving
* Reset ignored if active.
252
Description
DC bus voltage exceeds
specifications.
Output torque of ASD is
greater than 70% of parameter
F616 setting.
Reverse Limit Switch
Activated.
Run command received at
power up or Reset activated
while running.
Output torque level is too low. • Closed-loop Hoist Mode operation in the
Run command active during
power up or Reset activated
while running.
Timed Run Active.
Run-time counter exceeded.
Output torque level is too low. • Closed-loop Hoist Mode operation, within
ACE-tronics G9 ASD Installation and Operation Manual
Possible Causes
• ASD attempting to start into a spinning motor
after a momentary power loss.
• Incoming utility power is above the specified
range.
• Decel time is too short.
• Voltage spikes at the 3-phase input.
• Inductive filter required.
• DBR required.
• DBR resistance value is too high.
• DBR function is turned off.
• Over-Voltage Stall feature is turned off.
• System is regenerating.
• Load instability.
• Disable the Ridethrough function (F302).
• Parameter F616 requires an adjustment.
• Load requirement exceeds ability of the
motor.
• Crane has approached the end-of-travel for
the selected operating plane as indicated by
the limit switch.
• F or R terminal on during application of
power or system receives a Reset while
running.
reverse direction with F867
torque is less than F868 setting for
• Run command active during power up or
Reset activated while running.
• Timed Run Activated via discrete input
terminal.
• F861 set to a non-zero value.
• Type Reset required; select Clear Run Timer.
F988 time setting the ASD output torque
level has not reached the F987
unable to maintain the F987
time setting during active Run command.
enabled, output
F869 time.
setting or is
setting for F989