The FR-D720S-0.4K-CHT is a compact 400W (0.4kW) variable frequency drive (VFD) from Mitsubishi's FR-D700 series, specifically designed for single-phase input applications in China/Taiwan markets. This energy-efficient drive offers precise speed control for small motors in industrial and commercial applications
Key Specifications
Parameter Specification
Model FR-D720S-0.4K-CHT
Series FR-D700 (Compact Type)
Rated Capacity 0.4 kW (400W)
Output Current 2.5 A
Input Voltage Single-phase 220V AC (+10%, -15%), 50/60Hz
Output Voltage 3-phase 0-220V AC
Control Method V/F Control (Sensorless Vector Optional)
Carrier Frequency 1-14 kHz (Adjustable)
Protection Class IP20
3. Control Features
✔ Basic Functions:
V/F control with torque boost
15-speed preset
DC injection braking
✔ Advanced Functions:
PID control (built-in)
Energy saving mode
3-step acceleration/deceleration
✔ Monitoring:
LED display (Frequency/Current/Voltage)
Fault history (5 records)
4. Protection Functions
Overcurrent (200% for 0.5s)
Overvoltage/Undervoltage
Motor overload (150% for 1min)
Overheat protection
Short-circuit protection
5. Physical Specifications
Parameter Value
Dimensions (W×H×D) 90 × 136 × 86 mm
Weight 0.8 kg
Mounting Wall/DIN rail
Cooling Method Natural convection
6. Environmental Ratings
Operating Temp.: -10°C to +50°C