Delta VFD1320CP43B-21 Variable Frequency Drive
Delta VFD1320CP43B-21 Variable Frequency Drive is designed for industrial automation systems requiring heavy-duty motor control with dependable high-capacity operational stability. This Delta 132kW Heavy-Duty Drive supports 175 HP motor applications using a three-phase 380–480 VAC input supply and delivers 260 A rated output current for controlled machine performance. The drive uses fan cooling with an IP20 enclosure suitable for electrical cabinet integration in industrial 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 | VFD1320CP43B-21 |
Delta VFD1320CP43B-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 | 207 kVA |
| Output Current (A) Normal Duty | 260 A |
| Applicable Motor Output (kW) Normal Duty | 132 kW |
| Applicable Motor Output (HP) Normal Duty | 175 HP |
| Cooling Method | Fan Cooling |
| Efficiency (%) | 97 |
| IP Level | IP20 |
| NEMA Protection Level | NEMA 1 |
| Storage/Transportation Temperature | -25ºC ~ +70ºC |
| Braking Chopper | Optional 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 VFD1320CP43B-21 Variable Frequency Drive is commonly used in automation equipment where heavy-duty motor regulation improves operational reliability and production efficiency. Applications involving conveyors, pumps, compressors, ventilation systems, and large process machinery benefit from smooth acceleration and dependable motor control during continuous industrial operation. Its heavy-duty drive capability supports demanding automation systems requiring stable performance under high-load operating conditions.
Automation panels integrating the VFD1320CP43B-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 changing production demands. Its fan cooling structure and cabinet-friendly design are suitable for industrial environments requiring dependable thermal management and organized drive installation.
For automation engineers selecting a Delta 132kW Heavy-Duty Drive, the VFD1320CP43B-21 provides a practical combination of installation flexibility, dependable motor control, and industrial reliability. The model supports both new automation projects and replacement requirements involving large industrial motor systems. Within the Delta drive category, it remains a suitable solution for applications requiring controlled variable frequency operation in industrial automation environments.

