Toshiba VF-nC1 instruction manual Grj

							E6581090
	(Continued)
Error		Alarm	Problem		Possible causes		Remedies
code		code
*		0008	Input phase failure	•	A phase failure occurred in the	•	Check the main circuit input line
GRJ					input line of the main circuit.		for phase failure.
				• The inverter may trip because of		•	Enable H (input phase
					GRJ if switching between		failure detection). Set the
					acceleration and deceleration is		H parameter to 0.
					done in succession at intervals
					of less than 1 second.
QJ		0010	Overheat	•	The cooling fan does not rotate.	•	Restart the operation by
				•	The ambient temperature is too		resetting the inverter after it has
					high.		cooled down enough.
						•	The fan requires replacement if
							it does not rotate during
							operation.
						•	Secure sufficient space around
				•	The vent is blocked up.		the inverter.
				•	A heat generating device is	•	Do not place any heat-
					installed close to the inverter.		generating device near the
				•	The thermistor in the unit is		inverter.
					broken.	•	Make a service call.
＊WR		001E	Undervoltage trip	•	The input voltage (in the main	•	Check the input voltage.
			(main circuit)		circuit) is too low.	•	Enable H (undervoltage
							trip selection).
						•	To cope with a momentary stop
							due to undervoltage, enable
							H (ride-through control)
							and H (auto-restart).
GH		0022	Ground fault trip	•	A ground fault occurs in the	•	Check the cable and the motor
			Arm overcurrent		output cable or the motor.		for ground faults.
				•	A main circuit element is	•	Make a service call.
					defective.
G		0011	Emergency stop	•	During automatic operation or	•	Reset the inverter.
					remote operation, a stop
					command is entered from the
								13
					operation panel or a remote
					input device.
GTT		0015	Main unit RAM fault	•	The control RAM is defective.	•	Make a service call.
GTT		0016	Main unit ROM fault	•	The control ROM is defective.	•	Make a service call.
GTT		0017	CPU fault trip	•	The control CPU is defective.	•	Make a service call.
GTT		0018	Remote control	•	An error arises during remote	•	Check the remote control
			error		operation.		device, cables, etc.
GTT		001A	Current defector	•The current detector is defective.		•	Make a service call.
			fault
GGR		0012	EEPROM fault 1	•	A data writing error occurs.	•	Turn off the inverter, then turn it
							on again. If it does not recover
							from the error, make a service
							call.
GGR		0013	EEPROM fault 2	•	Power supply is cut off during	•	Turn the power off temporarily
					V[R operation and data		and turn it back on, and then try
					writing is aborted.		V[R operation again.
GGR		0014	EEPROM fault 3	•	A data writing error occurs.	•	Turn off the inverter, then turn it
							on again. If it does not recover
							from the error, make a service
							call.
*		0032	Break in analog	•	The signal input via VI/S3 is	•	Check the cables for breaks
G			signal cable		below the analog signal		and change the setting of
					detection level set with H.		H if no breaks are found.

(Continued overleaf)

M-3