Delta VFD4A8MS11ANSAA Variable Frequency Drive
Delta VFD4A8MS11ANSAA Variable Frequency Drive is developed for compact motor control applications requiring stable speed regulation and efficient operational performance. This Delta 1 HP single-phase drive supports 0.75 kW motor systems with reliable output performance under varying operating conditions. It operates using a single-phase AC input supply and integrates efficiently into automation panels and machine-level control systems. Manufactured by Delta industrial automation systems, this drive belongs to the Delta inverter control products and is part of the MS300 compact drive architecture engineered for efficient industrial motor management.

| Brand | Delta |
| Product Type | VFD |
| Model Number | VFD4A8MS11ANSAA |
Delta VFD4A8MS11ANSAA Variable Frequency Drive - Technical Specifications
| Specification | Value |
|---|---|
| Applicable Motor Output ( kW) | 0.75 kW |
| Applicable Motor Output (HP) | 1 HP |
| Input Voltage / Frequency | 460V, Single-phase AC 100 V ~120 V (-15% ~ +10%), 50 / 60 Hz |
| Heavy DutyRated Output Current | 4.8 A |
| Normal DutyRated Output Current | 5.5 A |
| Cooling Method | Fan cooling |
| IP Level | IP20 |
| EMC Filter | Built-In |
| Safe Torque Off (STO) | Integrated STO |
| Model Type | High Speed Model |
| Control Methods | V/F, SVC, FOC Sensorless |
| Size: W Γ H (mm) | 87Γ157 |
| Size: D (mm) | 152 |
| Verson | A |
| Input Mains Frequency Range (Hz) | 47 ~ 63 |
The Delta VFD4A8MS11ANSAA is engineered to provide stable motor speed control in applications where compact integration and dependable operation are important. It supports controlled acceleration and deceleration, helping reduce stress on motors and connected mechanical systems while improving operational durability. The fan cooling structure enables efficient thermal management, allowing reliable operation inside enclosed control panels during continuous working conditions.
Industrial equipment such as compact conveyors, ventilation systems, and small automation machines benefit from adjustable speed regulation to match changing operational requirements. This drive enables operators to regulate motor output according to actual process demand, improving operational efficiency while minimizing unnecessary energy consumption. Its compact body construction supports organized panel integration, making it suitable for automation setups where space optimization and structured wiring layouts are essential.
For industrial systems requiring dependable low-power single-phase motor control, the VFD4A8MS11ANSAA delivers consistent output performance across varying load conditions. It supports continuous operation while maintaining control accuracy and efficient energy management. This makes it suitable for applications where reliable motor operation, compact integration, and stable automation control are essential for maintaining smooth industrial processes.




