About SS2-021-0.4K Shihlin AC Drive 220V
The SS2-021-0.4K is a compact, 400W (0.5 HP) variable frequency drive (VFD) from Shihlin Electric's
SS2 Series. It is an "economic" vector control drive designed for general industrial machinery like conveyors, fans, and packaging equipment. [
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Key Specifications
- Rated Power: 0.4 kW (0.5 HP).
- Input Voltage: Single-phase 200V240V AC.
- Output Current: 2.7 Amps.
- Output Frequency: 0.1 ~ 650 Hz.
- Control Method: SVPWM control, V/F control, and general flux vector control.
- Protection Rating: IP20 (intended for indoor cabinet mounting). [1, 2, 4, 5]
Core Functions
- Energy Efficiency: Uses V/F and vector control methods to optimize motor speed and reduce energy consumption.
- User Interface: Features a built-in "shuttle knob" for easy parameter setting and frequency adjustment.
- Advanced Control: Includes built-in PID control for automated process management and a RS-485 port supporting MODBUS protocol.
- Safety Features: Equipped with overload protection (150% for 60 seconds) and standard protections against overvoltage and overcurrent. [1, 2, 4, 5]
Physical Dimensions (Inches)
Converted from the standard metric specifications: [
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- Width: ~2.68 inches (68 mm)
- Height: ~5.04 inches (128 mm)
- Depth: ~4.09 inches (104 mm)
- Weight: ~2.43 lbs (1.1 kg) [1, 2, 3, 4]