Delta VFD022CP4EB-21 Variable Frequency Drive
Delta VFD022CP4EB-21 Variable Frequency Drive is designed for industrial automation systems requiring energy-efficient three-phase motor control and dependable operational stability. This Delta 2.2kW Eco-friendly VFD supports 3 HP motor applications using a three-phase 380–480 VAC input supply and delivers 5.5 A rated output current for controlled machine performance. The drive uses natural cooling with an IP20 enclosure suitable for electrical cabinet integration in compact automation environments. Manufactured by Delta, this model belongs to the industrial drive systems category and is part of the CP2000 Series used across industrial motor automation applications.
| Brand | Delta |
| Product | VFD |
| Model Number | VFD022CP4EB-21 |
Delta VFD022CP4EB-21 Variable Frequency Drive - Technical Specifications
| Specification | Value |
|---|---|
| Input Voltage / Frequency | 460V, Three-Phase AC 380V~480V(-15%-+10%),50/60Hz |
| Output Capacity (kVA) Normal Duty | 4.4 kVA |
| Output Current (A) Normal Duty | 5.5 A |
| Applicable Motor Output (kW) Normal Duty | 2.2 kW |
| Applicable Motor Output (HP) Normal Duty | 3 HP |
| Cooling Method | Natural Cooling |
| Efficiency (%) | 96 |
| IP Level | IP20 |
| NEMA Protection Level | NEMA 1 |
| Storage/Transportation Temperature | -25ºC ~ +70ºC |
| Braking Chopper | Built-In Braking Chopper |
| Control Method | Pulse Width Modulation (PWM) |
| Installation Type | Wall-Mounting |
| V/F Curve | 4 point adjustable V / F curve and square curve |
| Input Frequency Tolerance | 47~63Hz |
| Voltage Tolerance | 232~528Vac |
The DELTA VFD022CP4EB-21 Variable Frequency Drive is commonly used in automation equipment where energy-efficient motor regulation improves operational consistency and process reliability. Applications involving pumps, ventilation systems, conveyors, and compact process machinery benefit from smooth acceleration and dependable motor control during continuous operation. Its eco-friendly drive performance supports industrial systems focused on efficient power usage and controlled machine operation.
Automation panels integrating the VFD022CP4EB-21 can improve motor performance while reducing electrical stress caused by direct startup conditions. The drive supports balanced machine operation across repeated production cycles and helps maintain stable automation performance under varying process demands. Its natural cooling arrangement and cabinet-friendly design are suitable for industrial environments requiring simplified thermal management and organized drive installation.
For automation engineers selecting a Delta 2.2kW Eco-friendly VFD, the VFD022CP4EB-21 provides a practical combination of compact installation, dependable motor control, and industrial reliability. The model supports both new automation projects and replacement requirements involving three-phase motor systems. Within the Delta drive category, it remains a suitable solution for applications requiring controlled variable frequency operation in industrial automation environments.

