FST-610 Series High-Performance Vector Inverter (0.75kW-7.5kW)
High-Performance VFD | Sensorless Vector Control | 0.75kW-7.5kW | Plastic Enclosure
Universal Replacement for 99.9% of General-Purpose VFDs
The AnyHz FST-610 is a high-performance universal vector inverter engineered to replace virtually any general-purpose VFD on the market. With its advanced sensorless vector control (SVC) technology, the FST-610 delivers 180% starting torque at 0.5Hz and a 1:100 speed regulation range—performance that matches or exceeds most mainstream drives at a fraction of the cost.
Originally designed as a full-range platform from 0.75kW to 630kW, the FST-610 series now offers a plastic enclosure variant for 0.75kW-7.5kW applications. This compact yet powerful package brings industrial-grade performance to fans, pumps, CNC machines, HVAC systems, woodworking machinery, packaging equipment, textile machinery, and all types of automation equipment.
Why FST-610 Replaces 99.9% of General VFDs
- Three Control Modes in One Drive: V/F control, sensorless vector control (SVC), and torque control—handle any load profile
- 9 Frequency Setting Methods: Digital, analog, pulse, serial communication, multi-speed, simple PLC, PID, and more—compatible with any control system
- Built-in Process PID: Closed-loop control for pressure, temperature, flow rate—no external controller needed
- Rich Parameter Functions: Pulse frequency setting, multi-speed & simple PLC, swing frequency control, momentary power loss ride-through, automatic voltage regulation (AVR), DC braking, inching operation, counting control, and more
- G/P Type Dual Load Rating: G-type for heavy-duty (150% overload/60s, 180%/10s), P-type for fans/pumps (120% overload/60s, 150%/10s)
- Universal Voltage Compatibility: Three-phase 380V/440V/480V options
- Modbus RTU Communication: Standard RS485 interface for easy integration
Technical Specifications: FST-610 Series (0.75kW-7.5kW)
Input & Output Parameters
| Parameter |
Specification |
| Input Voltage |
AC380V ±15% / 3φ AC440V ±15% |
| Input Frequency |
47-63Hz |
| Efficiency |
≥97% |
| Output Voltage |
0 - Rated voltage |
| Output Frequency |
0-400Hz |
Control Features
| Feature |
Specification |
| Control Mode |
V/F control, sensorless vector control (SVC), torque control |
| Run Command Mode |
Panel control, terminal control, serial communication |
| Frequency Setting Methods |
Digital, analog, pulse, serial communication, multi-speed, simple PLC, PID—combinable and switchable |
| Overload Capacity (G-type) |
150% rated current / 60s, 180% rated current / 10s |
| Overload Capacity (P-type) |
120% rated current / 60s, 150% rated current / 10s |
| Starting Torque |
0.5Hz/180% (SVC); 1Hz/180% (V/F) |
| Speed Regulation Range |
1:100 (SVC) |
| Speed Control Accuracy |
±0.5% maximum speed (SVC) |
| Carrier Frequency |
1.0-15.0kHz (auto-adjustable based on temperature & load) |
| Frequency Resolution |
Digital: 0.01Hz; Analog: 0.1% of maximum frequency |
| Torque Boost |
Automatic; Manual 0.1%-10.0% |
| Accel/Decel |
DC braking, four types of acceleration/deceleration times |
| DC Braking |
Startup and shutdown DC braking |
| Inching Operation |
0.0Hz - maximum frequency, inching time 0.1-3600.0s |
| Simple PLC |
Up to 16 segments of speed operation |
| Process PID |
Closed-loop control for pressure, temperature, flow rate, etc. |
| AVR |
Automatic output voltage maintenance during grid voltage changes |
Advanced Control Functions
| Function |
Specification |
| Common DC Bus |
Multi-drive DC bus sharing for automatic energy balancing |
| Torque Control |
No-PG torque control |
| Swing Frequency |
Multiple triangular wave frequency control for textile/winding |
| Counting Control |
Built-in counting function |
| Momentary Power Loss |
Ride-through function (instant stop without stopping) |
| Energy Saving |
Automatic energy optimization |
I/O Terminals
| Terminal |
Specification |
| Digital Input |
7 programmable switching inputs (1 pulse input, 0-50kHz) |
| Analog Input |
2 channels: VCI (-10V~10V); CCI (0-10V or 0/4-20mA, jumper selectable) |
| Digital Output |
1 open-collector output (or high-speed pulse 0-50kHz), 2 relay outputs (RA/RB/RC, TA/TB/TC, AC250V/3A) |
| Analog Output |
2 channels (AO1/AO2, 0/4-20mA or 0-10V, jumper selectable) |
| Communication |
RS485 physical interface, Modbus RTU protocol |
Interface
| Feature |
Specification |
| LED Display |
Frequency, output frequency, output voltage, output current, etc. |
| Multi-Function Keys |
QUICK/JOG keys, configurable as multifunctional keys |
FST-610 Applications
Fans & Pumps
Built-in PID controller maintains constant pressure or flow. AVR function stabilizes output during grid fluctuations. Energy-saving mode reduces power consumption by 20-40% for centrifugal loads.
Key benefits: Constant pressure/flow, soft start, sleep/wake, dry-run protection
Recommended models: FST-610-0R7G/1R5PT4 (0.75kW) ~ FST-610-7R5G/011PT4 (7.5kW)
CNC Machine Tools & Engraving
Sensorless vector control provides precise speed and torque control for spindles without encoder feedback. 1:100 speed range and ±0.5% accuracy ensure high-quality surface finish. 180% starting torque at 0.5Hz handles heavy cutting loads smoothly.
Key benefits: Cost-effective precision, rigid tapping, stable low-speed operation, no encoder needed
Recommended models: FST-610-2R2G/3R7PT4 (2.2kW), FST-610-3R7G/5R5PT4 (3.7kW), FST-610-5R5G/7R5PT4 (5.5kW)
HVAC & Refrigeration
Automatic voltage adjustment maintains stable output during grid fluctuations. Multi-speed and simple PLC functions enable intelligent temperature control strategies. High efficiency ≥97% reduces operating costs.
Key benefits: Grid adaptability, multi-speed control, energy optimization, reliable operation
Recommended models: FST-610-0R7G/1R5PT4 (0.75kW) ~ FST-610-7R5G/011PT4 (7.5kW)
Woodworking Machinery
High starting torque (180% at 0.5Hz) handles heavy cutting loads. Compact plastic enclosure fits easily into machine cabinets. Rich parameter functions adapt to various woodworking processes.
Key benefits: Strong starting torque, compact size, reliable overload protection, versatile control
Recommended models: FST-610-1R5G/2R2PT4 (1.5kW), FST-610-2R2G/3R7PT4 (2.2kW), FST-610-3R7G/5R5PT4 (3.7kW)
Packaging Machinery
Fast torque response and precise speed control ensure consistent product quality. Simple PLC function (16 segments) enables complex motion profiles without external controllers. Swing frequency control for traverse applications.
Key benefits: Multi-segment speed, precise positioning, compact integration, built-in logic
Recommended models: FST-610-0R75G/1R5PT4 (0.75kW) ~ FST-610-3R7G/5R5PT4 (3.7kW)
Textile Machinery
Stable speed control and swing frequency function for traverse winding. Torque control mode ensures consistent tension across varying roll diameters. Built-in counting control for length measurement.
Key benefits: Tension control, swing frequency, multi-motor synchronization, length counting
Recommended models: FST-610-1R5G/2R2PT4 (1.5kW), FST-610-2R2G/3R7PT4 (2.2kW)
FST-610 vs Competitors: Why It Replaces 99.9% of VFDs
| Performance Metric |
AnyHz FST-610 |
Standard General VFD |
Impact on Your Application |
| Control Modes |
V/F + SVC + Torque Control |
V/F only |
✓ One drive handles any control requirement |
| Starting Torque |
180% at 0.5Hz (SVC) |
100% at 5Hz (V/F) |
✓ Heavy-load startup without motor stall |
| Speed Accuracy |
±0.5% (SVC) |
±1-2% (V/F) |
✓ Precision for CNC, printing, winding |
| Speed Range |
1:100 (SVC) |
1:40 (V/F) |
✓ Wide speed control for specialized machinery |
| Frequency Setting |
9 methods, combinable |
3-4 methods fixed |
✓ Compatible with any existing control system |
| Built-in Functions |
PID, PLC, swing, counting, AVR, DC bus |
Basic V/F only |
✓ Eliminates external controllers and PLCs |
| Overload Capacity |
G: 180%/10s, 150%/60s |
150%/60s typical |
✓ Handles peak loads without tripping |
| Communication |
RS485 + Modbus RTU standard |
RS485 only (basic) |
✓ Easy integration with industrial networks |
Bottom line: The FST-610 delivers high-performance vector control features found in premium drives, with universal compatibility that allows it to directly replace virtually any general-purpose VFD on the market—while offering superior functionality and stability at a competitive price point.
Get FST-610 Quote →
Contact our sales team for model selection assistance and competitive pricing on the FST-610 series high-performance vector inverter.