VFD-F Series

B.7 Relay Card

Specifications:

1.Screw Length (between RELAY CARD and Control Board): 8mm or less.

2.Torque Rating: 3~4 kgf-cm or less.

3.Wire Gauge: 16~26 AWG.

4.Maximum Voltage/Current of each contact: Max. 250VAC/2A

5.Maximum Momentary Voltage/Current of each contact: Max. 350VAC/8A, transient time is 10m sec

6.Close/Restoring Time of each contact: Typical 5/1 ms

7.Ambient Temperature: -100C to 400C (non-condensing and not frozen)

8.Ambient Humidity: less than 90%RH (not frozen)

9.Environment:

Installation Altitude: below 1000m

Always use this product in a clean indoor location free from dust, corrosive gases and liquid.

10.Vibration:

Maximum 9.80665 m/s2 (1G) at less than 20 Hz

Maximum 5.88 m/s2 (0.6G) at 20Hz to 50Hz

Notes:

1.Please put RC network or Varistor on the side of coil to prevent sparks when connect the inductance loading device, i.e. relay, magnetic contactor, motor…etc.

2.It is recommended to put the fuses into the circuit if having safety concern when using this product. (The specification of used fuses must be within the limit of contact.)

3.Please use the isolated wires as much as possible to avoid interferences. (The isolated layer must be grounded to the earth.)

4.The ends of wires must be plated with tin or connected with terminals.

5.For the safety concern, route the Relay Card wires separately and far away from other control wires, motor wires and power wires…etc. at least 15cm. Where these wires must cross to each other please make sure they are at a 90 degree angle.

6.Always use and operate this product within the limit of its specifications.

7.For other operation notes, please refer to the user’s manuals of AC motor drive.

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DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED

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Delta Electronics VFD-F Series manual Relay Card, Specifications

VFD-F Series specifications

Delta Electronics has established itself as a leader in the production of Variable Frequency Drives (VFDs), and the VFD-F Series exemplifies their commitment to innovation and efficiency in motor control solutions. Designed for a wide range of applications, the VFD-F Series ensures seamless operation in various industrial settings, from pumps and fans to conveyor systems and HVAC equipment.

One of the primary features of the VFD-F Series is its compact design, which allows for easy integration into existing systems without consuming excessive space. This makes it an ideal choice for projects where space is limited. The series also boasts a high IP20 protection rating, ensuring that the drives are safeguarded against dust and accidental contact, contributing to their reliability and longevity.

The VFD-F Series utilizes advanced control technologies, including vector control and scalar control. Vector control provides precise torque and speed control, allowing for optimal performance under varying load conditions. This is particularly advantageous in applications requiring high accuracy, such as robotics and machine tools. The scalar control mode, on the other hand, is simpler and suitable for applications where precise control is not as critical.

Energy efficiency is a hallmark of the VFD-F Series. By allowing users to control motor speed and torque based on the actual demand, these drives can significantly reduce energy consumption compared to traditional fixed-speed motors. Coupled with Delta's energy-saving algorithms, the VFD-F Series not only promotes sustainable operation but also helps lower operational costs.

Another key characteristic of the VFD-F Series is its user-friendly interface. The intuitive control panel and programmable features enable quick setup and adjustments. Furthermore, the series supports multiple communication protocols, including Modbus, CANopen, and EtherCAT, which facilitate integration into various automation systems.

Safety features are paramount in the design of the VFD-F Series. It includes built-in protections against over-voltage, over-current, and overheating, ensuring safe operation in demanding environments. Additionally, its compliance with international safety standards underlines its reliability and robustness.

In summary, Delta Electronics' VFD-F Series stands out with its compact design, advanced control technologies, energy efficiency, user-friendly interface, and integral safety features. These characteristics make it a formidable solution for industries seeking high-performance motor control while maximizing efficiency and safety. As the demand for integrated and intelligent automation solutions grows, the VFD-F Series is well-positioned to meet these challenges head-on, reinforcing Delta Electronics’ reputation as a pioneer in the field.