Internal Eeprom, Can not be | Delta Electronics VFD-VE Series

Chapter 6 Fault Code Information and Maintenance

Fault Name	Fault Descriptions		Corrective Actions
	Broken fuse	1.	Check whether the fuse of the transistor
	The fuse at DC side		module is functioning well
	is broken for 30hp	2.	Check whether the loading side is short-
	and below		circuit
	Electronic Thermal
	Relay 1/2 Protection
	These two fault codes	1.	Check whether the motor is overloaded.
	will be displayed	1.	Check whether the motor is overloaded.
	will be displayed	2.	Check whether motor rated current
	when output current	2.	Check whether motor rated current
	when output current		setting (Pr.05-01) is suitable
	exceeds the level of		setting (Pr.05-01) is suitable
	exceeds the level of	3.	Check electronic thermal relay function
	over-torque detection	3.	Check electronic thermal relay function
	over-torque detection	4.	Take the next higher power AC motor
	(Pr.06-08 or Pr.06-	4.	Take the next higher power AC motor
	(Pr.06-08 or Pr.06-		drive model.
	11) and it is set 2 or 4		drive model.
	11) and it is set 2 or 4
	in Pr.06-06 or Pr.06-
	09.

	Internal EEPROM	1.	Press “RESET” key to the factory setting
	can not be	1.	Press “RESET” key to the factory setting
	can not be	2.	Return to the factory.
	programmed.	2.	Return to the factory.
	programmed.
	Internal EEPROM	1.	Press “RESET” key to the factory setting
	can not be read.	2.	Return to the factory.
	Isum error	Re-power on to try it. If fault code is still
	U-phase error	Re-power on to try it. If fault code is still
	U-phase error	displayed on the keypad please return to the
	V-phase error	displayed on the keypad please return to the
	V-phase error	factory
	W-phase error	factory
	W-phase error
	CC (current clamp)	Re-power on to try it. If fault code is still
	OC hardware error	Re-power on to try it. If fault code is still
	OC hardware error	displayed on the keypad please return to the
	OV hardware error	displayed on the keypad please return to the
	OV hardware error	factory
	GFF hardware error	factory
	GFF hardware error
	Auto tuning error	1.	Check cabling between drive and motor
	Auto tuning error	2.	Retry again
		2.	Retry again
	PID loss (ACI)	1.	Check the wiring of the PID feedback
	PID loss (ACI)	2.	Check the PID parameters settings
		2.	Check the PID parameters settings
	PG feedback error	Check if Pr.10-01 is set to 0 when it is PG
	PG feedback error	feedback control
		feedback control
	PG feedback loss	Check the wiring of the PG feedback
	PG feedback stall	1.	Check the wiring of the PG feedback
		2.	Check if the setting of PI gain and
	PG slip error		deceleration is suitable
		3.	Return to the factory
	Pulse input error	1.	Check the pulse wiring
	Pulse input loss	2.	Return to the factory
	ACI loss	1.	Check the ACI wiring
	ACI loss	2.	Check if the ACI signal is less than 4mA
		2.	Check if the ACI signal is less than 4mA
		1.	Input EF (N.O.) on external terminal is
	External Fault		closed to GND. Output U, V, W will be
	External Fault		turned off.
		2.	Give RESET command after fault has
			been cleared.

6-4	Revision August 2008, 03VE, SW V2.04

VFD-VE Series specifications

Delta Electronics VFD-VE Series is a state-of-the-art variable frequency drive (VFD) designed to enhance energy efficiency and improve the operational capabilities of various industrial applications. Renowned for its reliability and performance, the VFD-VE Series serves a diverse range of sectors including manufacturing, HVAC, and water treatment.

One of the primary features of the VFD-VE Series is its advanced control algorithms, which provide precise speed and torque control for AC motors. The series utilizes a vector control method that enables excellent dynamic response and a wide speed range. This is particularly beneficial for applications requiring variable speeds or precise positioning, as it ensures smooth acceleration and deceleration while maintaining optimal performance.

The VFD-VE Series stands out with its Energy Saving Technology. By intelligently optimizing motor control parameters based on the load, the VFD can significantly reduce energy consumption. This built-in functionality not only helps companies save on electricity costs but also contributes to a lower carbon footprint, aligning with global sustainability efforts.

Another key characteristic of the VFD-VE Series is its user-friendly interface. Equipped with a clear and intuitive LCD display, it simplifies monitoring and adjustments, allowing operators to configure settings easily. Additionally, the series supports various communication protocols such as Modbus, EtherCAT, and CANopen, enabling seamless integration with existing control systems for enhanced automation.

The VFD-VE Series is built to withstand harsh industrial environments. Its robust design includes features such as IP20 or IP55 ingress protection ratings, ensuring reliable operation even in dusty or humid conditions. Furthermore, the drives are equipped with advanced thermal management systems that prevent overheating, thereby prolonging the lifespan of the equipment.

Safety is also a priority in the VFD-VE Series, which incorporates multiple safety features such as overvoltage, undervoltage, and overcurrent protection. These safeguards help protect both the drive itself and the connected machinery, minimizing downtime and reducing maintenance costs.

Overall, Delta Electronics VFD-VE Series combines cutting-edge technology, energy efficiency, and robust design to meet the dynamic needs of modern industrial automation. With its advanced features and reliable performance, it is an ideal choice for businesses aiming to optimize their processes and achieve greater energy savings.

Delta Electronics VFD-VE Series manual Electronic Thermal Relay 1/2 Protection, Internal Eeprom

Models: VFD-VE Series

Electronic Thermal

Relay 1/2 Protection

Internal EEPROM

can not be

programmed.

can not be read.

Isum error

U-phase error

CC (current clamp)

OC hardware error

OV hardware error

GFF hardware error

Auto tuning error

PID loss (ACI)

PG feedback error

PG feedback loss

PG feedback stall

PG slip error

Pulse input error

Pulse input loss

ACI loss

External Fault

VFD-VE Series specifications