Industrial-Grade Vector-Control VFD for Compressors, Pumps & Heavy Workshop Tools

The AnyHertz FST-650S 4 kW / 5 HP VFD is engineered for medium-duty industrial applications, high-capacity pumps, and large workshop tools. Accepting single-phase or three-phase input, it delivers a reliable 230V three-phase output with strong torque, smooth acceleration and high efficiency.

This drive includes full Sensorless Vector Control (SVC), programmable V/F curves, PID regulation, multi-speed profiles, and automatic motor tuning, making it suitable for demanding processes that require stable torque and accurate speed control.

Key Benefits

- High starting torque with Sensorless Vector Control

- Smooth acceleration and deceleration settings

- Universal input: single-phase or three-phase

- Robust motor and drive protection mechanisms

- Stable speed regulation under varying loads

- Designed for pumps, compressors and 5 HP workshop tools

Ideal For

- 5 HP air compressors

- Large water or irrigation pumps

- 5 HP milling machines and lathes

- Industrial fans and blowers

- Conveyor belts and mechanical handling systems

Why Choose This VFD?

This model provides exceptional torque response, energy efficiency, protection features, and flexibility — ideal for facilities with limited electrical infrastructure that still require true three-phase motor performance.

Electrical Specifications

- Input Voltage: 230V AC Single-Phase or Three-Phase

- Output Voltage: 0–230V AC Three-Phase

- Output Frequency: 0–500 Hz

- Motor Power: 4 kW / 5 HP

- Rated Output Current: see model nameplate/manual

- Weight: ~3.2 kg

Recommended Applications

- 5 HP compressors

- Medium pump systems

- Workshop machines

- Blowers and fans

- Process conveyors

Advanced Drive Features (Applies to All FST-650S Models)

- Sensorless Vector Control (SVC) for high torque at low speed

- V/F control with adjustable voltage-frequency curves

- Automatic motor parameter autotuning

- Multi-speed operation with programmable digital inputs

- PID closed-loop control for flow, pressure, and temperature systems

- DC braking and dynamic braking functions

- Adjustable acceleration/deceleration ramps, including S-curve profiles

- Carrier frequency adjustment for noise reduction

- Sleep/Wake mode for pump energy optimization

- Torque boost and torque limit settings

- Built-in EMC filtering

- Full run/stop/forward/reverse control

Protection Features

- Overcurrent protection

- Overvoltage / Undervoltage protection

- Overload protection

- Stall prevention

- Short-circuit protection

- Ground fault protection

- Motor thermal protection

- IGBT temperature protection

- Phase loss detection (input/output)

Input/Output Features

- 4–6 programmable digital inputs

- 1 programmable analog input (0–10V / 4–20mA)

- 1 analog output (0–10V)

- 1 programmable relay output

- Multi-function keypad interface

- RS-485 Modbus-RTU support (si aplica según manual)

Control Modes

- V/F (Voltage/Frequency) Control

- Sensorless Vector Control (SVC)

- Torque Control Mode

- PID Closed-Loop Control

- Multi-speed control via digital inputs