Delta VFD7A5MS21MFSAA Variable Frequency Drive
Delta VFD7A5MS21MFSAA Variable Frequency Drive is a Delta Fan Cooling 2HP VFD designed for controlled motor operation in industrial automation systems. It supports 1.5 kW and 2 HP applications with a stable 230V single-phase AC input range of 200V~240V at 50/60 Hz. The drive delivers 7.2 A heavy duty output current and 8.5 A normal duty output current, ensuring stable torque control and consistent motor speed regulation in industrial environments. Its fan cooling system provides efficient heat dissipation during continuous operation, while the IP66 enclosure ensures strong protection against dust and moisture in harsh industrial conditions. Manufactured by Delta automation, it belongs to the Delta Variable Frequency Drive range and the MS300 series inverter platform.
| Brand | Delta |
| Product Type | VFD |
| Model Number | VFD7A5MS21MFSAA |
Delta VFD7A5MS21MFSAA Variable Frequency Drive - Technical Specifications
| Specification | Value |
|---|---|
| Input Voltage / Frequency | 230V, Single-phase AC 200 V ~240 V (-15% ~ +10%), 50 / 60 Hz |
| Applicable Motor Output ( kW) | 1.5 kW |
| Applicable Motor Output (HP) | 2 HP |
| Heavy Duty Rated Output Current (A) | 7.2 A |
| Normal Duty Rated Output Current (A) | 8.5 A |
| Cooling Method | Fan cooling |
| IP Level | IP66 / NEMA 4X |
| EMC Filter | Built-in EMC Filter |
| Safe Torque Off (STO) | Integrated STO |
| Model Type | Standard Model |
| Braking Chopper | Built-in Braking Chopper |
| Output Frequency | 0.00 ~ 599.00 Hz (±0.1%) |
| Control Methods | V/F, SVC, FOC Sensorless |
| Size: W × H (mm) | 87×157 |
| Size: D (mm) | 179 |
The Delta VFD7A5MS21MFSAA is widely used in industrial automation systems where reliable 2HP motor control and thermal stability are required. It is commonly applied in small conveyors, pumps, ventilation systems, compressors, and auxiliary industrial machinery. These applications depend on smooth acceleration, stable torque output, and accurate speed regulation, which are core functional strengths of the MS300 series architecture.
This Delta Fan Cooling 2HP VFD is suitable for environments where continuous operation is required under varying load conditions. The built-in fan cooling mechanism ensures consistent thermal management, preventing overheating during long operational cycles. This makes it ideal for applications where motors run for extended hours in production environments.
The IP66 enclosure rating provides strong protection against dust, humidity, and water ingress, enabling installation in harsh and outdoor-adjacent environments. It also allows flexible placement closer to machines, reducing wiring complexity and improving system efficiency. The Delta MS300 platform ensures stable frequency output, overload protection, and smooth acceleration/deceleration control, improving overall motor safety and performance reliability.
For industrial users seeking a dependable 2HP variable frequency drive, the Delta VFD7A5MS21MFSAA offers a strong balance of fan-cooled thermal stability, environmental resistance, and consistent motor performance. It is widely chosen in compact automation systems where reliability, efficiency, and long-term operational stability are critical for productivity.
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