Mitsubishi Electric MELSERVO-J3W Series, Instruction Manual

Page: 319 / 500

13. USING A LINEAR SERVO MOTOR
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Alarm No.30 Name: Regenerative error Stop method: All axes stop
Alarm description
Permissible regenerative power of the built-in regenerative resistor or regenerative option is exceeded.
Regenerative transistor in the servo amplifier is faulty.
Display Name Cause Checkpoint Finding Action
30.1 Regeneration
heat error
Same as for the rotary servo motor.
Refer to section 8.3.
30.2 Regenerative
transistor error
30.3 Regenerative
transistor
feedback data
error
Alarm No.31 Name: Overspeed Stop method: Corresponding axis stops
Alarm description Linear servo motor speed exceeds the instantaneous permissible speed.
Display Name Cause Checkpoint Finding Action
31.1 Abnormal motor
speed
Same as for the rotary servo motor.
Refer to section 8.3.
Alarm No.32 Name: Overcurrent Stop method: All axes stop
Alarm description Current that flew is the permissible current of the servo amplifier or higher.
Display Name Cause Checkpoint Finding Action
32.1 Overcurrent
detected at
hardware
detection circuit
(during
operation).
Same as for the rotary servo motor.
Refer to section 8.3.
32.2 Overcurrent
detected at
software
detection function
(during
operation).
32.3 Overcurrent
detected at
hardware
detection circuit
(during a stop).
32.4 Overcurrent
detected at
software
detection function
(during a stop).
Alarm No.33 Name: Overvoltage Stop method: All axes stop
Alarm description Bus voltage exceeds 400VDC.
Display Name Cause Checkpoint Finding Action
33.1 Main circuit
voltage error
Same as for the rotary servo motor.
Refer to section 8.3.