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Delta Electronics VFD007S23A manual Overheating, Low voltage, Overload, Can withstand up to 150%

Models: VFD007S23A

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Chapter 6 Fault Code InformationVFD-S Series

Fault

Fault Descriptions

 

Corrective Actions

Name

 

 

 

 

 

 

1.

Ensure that the ambient temperature falls within

 

 

 

the specified temperature range.

 

 

2.

Make sure that the ventilation holes are not

 

Overheating

 

obstructed.

 

3.

Remove any foreign objects from the heatsinks

 

Heat sink temperature too high

 

 

and check for possible dirty heat sink fins.

 

 

 

 

 

4.

Check the fan and clean it.

 

 

5.

Provide enough spacing for adequate

 

 

 

ventilation. (See chapter 2)

 

Low voltage

1.

Check whether the input voltage falls within the

 

The AC motor drive detects

 

AC motor drive rated input voltage range.

 

that the DC bus voltage has

2.

Check for abnormal load in motor.

 

fallen below its minimum

3.

Check for correct wiring of input power to R-S-T

 

value.

 

(for 3-phase models) without phase loss.

 

Overload

 

 

 

The AC motor drive detects

1.

Check whether the motor is overloaded.

 

excessive drive output current.

 

2.

Reduce torque compensation setting in Pr.7-02

 

NOTE: The AC motor drive

 

3.

Use the next higher power AC motor drive

 

can withstand up to 150% of

 

 

model.

 

the rated current for a

 

 

 

 

 

maximum of 60 seconds.

 

 

 

 

1. Check for possible motor overload.

 

 

2. Check electronic thermal overload setting.

 

Overload 1

3. Use a higher power motor.

 

Internal electronic overload trip

4. Reduce the current level so that the drive

 

 

 

output current does not exceed the value set

 

 

 

by the Motor Rated Current Pr.7-00.

 

Overload 2

1. Reduce the motor load.

 

2. Adjust the over-torque detection setting to an

 

Motor overload.

 

 

appropriate setting (Pr.6-03 to Pr.6-05).

 

 

 

 

 

 

 

 

GFF hardware error

Return to the factory.

 

CC (current clamp)

 

OC hardware error

 

 

 

 

1.

Short-circuit at motor output: Check for

 

 

 

possible poor insulation at the output lines.

 

 

2.

Torque boost too high: Decrease the torque

 

Over-current during

 

compensation setting in Pr.7-02

 

3.

Acceleration Time too short: Increase the

 

acceleration

 

 

Acceleration Time.

 

 

 

 

 

4.

AC motor drive output power is too small:

 

 

 

Replace the AC motor drive with the next

 

 

 

higher power model.

 

 

1.

Short-circuit at motor output: Check for

 

 

 

possible poor insulation at the output line.

 

Over-current during

2.

Deceleration Time too short: Increase the

 

 

Deceleration Time.

 

deceleration

 

 

3.

AC motor drive output power is too small:

 

 

 

 

 

Replace the AC motor drive with the next

 

 

 

higher power model.

6-2

Revision August 2006, SE08, SW V2.61

Page 134 Page 136
Page 135
Image 135
Delta Electronics VFD007S23A manual Overheating, Low voltage, Overload, Can withstand up to 150%, GFF hardware error
Page 134 Page 136

VFD007S23A specifications

Delta Electronics VFD007S23A is a highly versatile and efficient variable frequency drive (VFD) designed to control AC motors and enhance energy savings in various industrial applications. Known for its robust performance, this drive provides precise motor control and has become a preferred choice in industries requiring reliable and efficient motor management.

One of the main features of the VFD007S23A is its compact design, which makes it suitable for installations with limited space. With a compact size of only 200mm in height, 150mm in width, and 110mm in depth, it can be easily integrated into existing systems without needing extensive modifications.

The VFD supports a wide range of input voltages, accommodating 200V to 240V three-phase power supply. It is capable of delivering up to 0.75 kW of power, making it suitable for various applications including fans, pumps, and conveyors. Its adjustable frequency output allows for speed control, enhancing process efficiency and reducing energy consumption.

Equipped with advanced control technologies, the VFD007S23A offers both scalar and vector control modes. Scalar control is ideal for applications where precise speed control is not critical, while vector control provides superior torque performance, making it ideal for applications requiring high acceleration and deceleration. This feature allows users to achieve optimal performance regardless of the application requirements.

Incorporating features such as keypad programming, the VFD includes user-friendly interface allowing for easy setup and adjustments. The drive also supports various communication protocols, including Modbus RTU, enabling seamless integration into existing automation systems.

Another significant characteristic is its built-in protection features, including over-voltage, under-voltage, phase loss, and overload protection. These safety features ensure the durability and reliability of the device, extending its lifespan and minimizing downtime.

Additionally, the VFD007S23A is designed with energy efficiency in mind. It features an energy-saving mode that can reduce energy consumption significantly in variable load applications. By adjusting the motor speed according to the actual load demand, users can achieve lower operational costs while contributing to environmental sustainability.

In conclusion, Delta Electronics VFD007S23A stands out as an efficient and reliable choice for variable frequency drive applications. Its robust design, advanced control technologies, and energy-saving features make it ideal for a wide range of industrial applications, ensuring optimal performance and operational efficiency.