Delta Electronics none manual Troubleshooting, Fault Messages Table

Chapter 10 Troubleshooting

If a fault is detected on the servo drive or motor a corresponding fault code will be shown on the drive's LED display. Fault codes can also be transmitted via communication, see P0-01 and P4-00 ~ P4-04 for display on controller or HMI.

10.1 Fault Messages Table

Servo Drive Fault Messages

		Fault Messages
Display	Fault Name	Fault Description
	Overcurrent	Main circuit current is higher than 1.5 multiple of motor’s
		instantaneous maximum current value.
	Overvoltage	Main circuit voltage has exceeded its maximum allowable value.
	Undervoltage	Main circuit voltage is below its minimum specified value.
	Z Pulse shift	The corresponding angle of magnetic field of Z phase is error.
	Regeneration error	Regeneration control operation is in error.
	Overload	Servo motor and drive is overload.
	Overspeed	Motor’s control speed exceeds the limit of normal speed.
	Abnormal pulse control	Input frequency of pulse command exceeds the limit of its
	command	allowable setting value.
	Excessive deviation	Position control deviation value exceeds the limit of its allowable
		setting value.
	Watch dog execution	Watch dog execution time out.
	time out
	Encoder error	Pulse signal is in error.
	Adjustment error	Adjusted value exceeds the limit of its allowable setting value
		when perform electrical adjustment.
	Emergency stop	Emergency stop switch is activated.
	activated
	Reverse limit switch	Reverse limit switch is activated.
	error
	Forward limit switch	Forward limit switch is activated.
	error

Revision March 2008, Doc. Name: 2007PDD23000011 10-1