Appendix A Specifications

General Specifications

Control Characteristics

Environmental Conditions Protection Characteristics

Control System

1 V/f curve; 2 V/f+PG; 3 SVC; 4 FOC+PG; 5 TQR+PG

Start Torque

Starting torque is 150% at 0.5Hz and 0Hz with FOC + PG control mode

Speed Control Range

1:100 Sensorless vector (up to 1:1000 when using PG card)

Speed Control Resolution

± 0.5% Sensorless vector (up to ± 0.02% when using PG card)

Speed Response Ability

5Hz (up to 30Hz for vector control)

Max. Output Frequency

0.00 to 600.00Hz

Output Frequency Accuracy

Digital command ± 0.005%, analog command ± 0.5%

Frequency Setting

Digital command ± 0.01Hz, analog command: 1/4096(12-bit) of the max. output

Resolution

frequency

Torque Limit

Max. is 200% torque current

Torque Accuracy

± 5%

Accel/Decel Time

0.00 to 600.00/0.0 to 6000.0 seconds

V/f Curve

Adjustable V/f curve using 4 independent points and square curve

Frequency Setting Signal

± 10V, 4~20mA, pulse input

Brake Torque

About 20%

 

 

Motor Protection

Electronic thermal relay protection

Over-current Protection

The current forces 220% of the over-current protection and 300% of the rated

 

current

Ground Leakage Current

Higher than 50% X rated current

Protection

 

Overload Ability

Constant torque: 150% for 60 seconds, variable torque: 200% for 3 seconds

Over-voltage Protection

Over-voltage level: Vdc > 400/800V; low-voltage level: Vdc < 200/400V

Over-voltage Protection for

Varistor (MOV)

the Input Power

 

Over-temperature Protection

Built-in temperature sensor

Compensation for the

Up to 5 seconds for parameter setting

Momentory Power Loss

 

 

 

Protection Level

NEMA 1/IP21

Operation Temperature

-10oC to 40oC

Storage Temperature

-20 oC to 60 oC

Ambient Humidity

Below 90% RH (non-condensing)

Vibration

9.80665m/s2 (1G) less than 20Hz, 5.88m/s2 (0.6G) at 20 to 50Hz

Installation Location

Altitude 1,000 m or lower, keep from corrosive gasses, liquid and dust

 

 

Approvals

A-2

Revision August 2008, 03VE, SW V2.04

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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.
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