The VFD022E43A is a model of inverter manufactured by Delta Electronics. It is part of their VFD-E series of AC motor drives, which are designed for various industrial applications.

Here are some key features and specifications of the VFD022E43A inverter:

- Power Rating: 2.2 kW (3 HP)

- Input Voltage: 3-phase, 380-480 VAC, ±10%

- Output Voltage: 3-phase, 0-480 VAC

- Frequency Control Range: 0.1-400 Hz

- Control Method: V/F (Volts per Hertz) control, Sensorless Vector Control (SLV)

- Overload Capacity: 150% rated current for 1 minute

- Protection Features: Overvoltage, undervoltage, overcurrent, motor overload, and short circuit protection

- Communications: Built-in Modbus-RTU communication protocol

- Keypad and Display: Built-in LCD keypad with a 4-digit LED display

- I/O Ports: Digital inputs and outputs, analog input, and relay output

- Enclosure: IP20 (NEMA 1) standard, suitable for in-panel installation

- Cooling Method: Fan-cooled